THE ARLINGTON PROJECT - Master Construction Timeline
Like watching two worlds choreograph their first dance, The Arlington Project timeline reveals the intricate ballet between Earth's August decisions and Clivilius's numbered days. Each phase unfolds with mathematical precision—from Leila's portal negotiations to the final feast preparations—yet beneath the construction schedules lies something profound: the careful orchestration of human migration across dimensional boundaries. The timeline's dual dating systems speak volumes about adaptation, whilst the meticulously planned Grand Opening suggests not merely building completion, but the birth of a new community between worlds.
THE ARLINGTON PROJECT
Master Construction Timeline
October 2018 - October 2019
EXECUTIVE SUMMARY
Project: The Arlington - Twin 20-Storey Residential Towers
Location: District 8, Bixbus, Clivilius
Duration: 12 months (52 weeks)
Start Date: October 1, 2018
Substantial Completion: September 30, 2019
Final Completion: October 31, 2019
Operations: 24/7 (Three 8-hour shifts)
Peak Workforce: 145 workers (August-September 2019)
CRITICAL PATH OVERVIEW
The critical path for The Arlington runs through these key activities:
- Foundation & Substructure (Weeks 1-8)
- Structural Steel Erection (Weeks 6-24) - LONGEST DURATION
- Concrete Decks & Core (Weeks 8-26) - PARALLEL TO STEEL
- Building Enclosure/Envelope (Weeks 20-36)
- MEP Rough-In (Weeks 16-32)
- Interior Finishes (Weeks 28-48)
- Systems Commissioning (Weeks 44-52)
Total Critical Path Duration: 52 weeks
Float Available: Minimal (1-2 weeks maximum on non-critical activities)
WORKFORCE DEPLOYMENT WAVES
Wave 1: Site Establishment (September 28 - October 15, 2018)
Workers: 25 personnel
- All project leadership (8)
- Technical specialists (12)
- Safety officers (2)
- Initial civil crew (3)
Wave 2: Foundation Phase (October 16 - November 30, 2018)
Workers: 40 additional (65 total)
- Complete civil/earthworks crew
- Steel erection crew begins
- Concrete crew
- Waterproofing specialists
Wave 3: MEP Rough-In (December 1-15, 2018)
Workers: 35 additional (100 total)
- All electrical personnel (18)
- All mechanical/HVAC personnel (16)
- All plumbing personnel (14)
- Fire protection team (5)
Wave 4: Envelope & Shell (January 15 - February 28, 2019)
Workers: 25 additional (125 total)
- Glazing/curtain wall crew (8)
- Roofing crew (6)
- Elevator technicians (4)
- Additional finishing trades begin
Wave 5: Interior Finishes (March 1 - June 15, 2019)
Workers: 20 additional (145 total - PEAK)
- Complete drywall crew (10)
- Complete painting crew (8)
- Flooring, tile, millwork crews
- Commissioning engineers
- Final testing technicians
Wave 6: Closeout (July - October 2019)
Workers: Gradual demobilisation to 25 by October
- Landscaping crew (last to arrive)
- Punch list crews
- Commissioning team
- Core leadership remains to end
MONTH-BY-MONTH TIMELINE
MONTH 1: OCTOBER 2018
"Site Establishment & Foundation Prep"
Workforce: 25 → 65 workers by month end
Portal Arrivals: Leadership (Sep 28-Oct 15), Civil crew (Oct 16-31)
Week 1 (Oct 1-7, 2018)
Critical Activities:
- Site mobilisation and security establishment
- Temporary power and portal logistics setup
- Survey control establishment
- Geotechnical verification testing
Detailed Breakdown:
Monday, October 1:
- Archibald Beulen establishes site office (arrived Sep 28)
- Marcus Torres (Safety) conducts site hazard assessment
- Survey team establishes primary control points
- Thomas Fitzgerald sets up administrative systems
- First safety orientation for initial crew
Tuesday-Friday, Oct 2-5:
- Temporary fencing and security perimeter
- Material laydown areas established
- Tool storage and site facilities
- Portal receiving area configuration (5 portals operational)
- Initial material shipments arrive from Earth
- Water and power connections from Bixbus infrastructure
Weekend Oct 6-7:
- 24/7 operations begin
- Night shift establishes lighting systems
- Security protocols implemented
Key Milestone: ✓ Site established and operational by Oct 7
Week 2 (Oct 8-14, 2018)
Critical Activities:
- Excavation begins for Tower A foundation
- Dewatering system installation (if needed)
- Soil export and stockpiling
- Foundation formwork fabrication begins
Workforce Additions:
- Jonas Hansen (Surveyor #2) arrives Oct 8
- Carlos Mendoza (Surveyor #3) arrives Oct 10
- Cary Parsons (Shift B Supervisor) arrives Oct 12
Detailed Activities:
- Mass excavation Tower A begins (3 heavy equipment operators)
- Excavate to -3.5m below grade for foundations
- Soil testing and classification ongoing
- Temporary shoring installation for deep excavations
- First batch of rebar delivered through portals
- Concrete supplier contracts finalised with Bixbus suppliers
Challenges This Week:
- Desert soil conditions harder than expected
- Equipment maintenance in high heat
- Worker acclimatisation to Clivilius environment
Key Milestone: ✓ Tower A excavation 40% complete by Oct 14
Week 3 (Oct 15-21, 2018)
Critical Activities:
- Tower A excavation completion
- Tower B excavation begins
- Foundation waterproofing prep
- Rebar fabrication for foundation mats
Workforce Additions:
- Heinrich Weber (Crane Operator #2) arrives Oct 15
- Ahmed Khalil (Electrical Foreman B) arrives Oct 18
- Thomas Fitzgerald (Site Admin) arrives Oct 18
- Jorge Ramirez (Concrete Foreman B) arrives Oct 20
- Natasha Volkov (Scheduler #2) arrives Oct 22
Detailed Activities:
- Tower A: Excavation complete, shoring verified
- Tower A: Foundation waterproofing membrane installation begins
- Tower A: Rebar cage assembly for mat foundation (1.5m thick)
- Tower B: Excavation 60% complete
- Tower crane #1 foundation installed
- Material delivery accelerates (steel arriving from Earth fabricators)
Safety Focus:
- Excavation safety briefings
- Fall protection systems installed
- Heat stress monitoring protocols
- Emergency response drills
Key Milestone: ✓ Tower A ready for foundation concrete by Oct 21
Week 4 (Oct 22-28, 2018)
Critical Activities:
- Tower A foundation mat pour (CRITICAL)
- Tower B excavation completion
- Core wall formwork begins Tower A
- First structural steel shipment arrives
Detailed Activities:
Monday, October 22:
- Tower A foundation mat concrete pour begins 6:00 AM
- 1,200 cubic metres of concrete required
- Continuous pour over 18 hours (multiple shifts)
- All concrete crews working (Brad Woodham supervising Tower A)
- Temperature monitoring for heat of hydration
- Vibration and consolidation throughout
Tuesday-Wednesday, Oct 23-24:
- Foundation mat curing and monitoring
- Tower B foundation waterproofing and rebar
- Core wall rebar begins Tower A
- Backfill operations begin Tower A perimeter
Thursday-Friday, Oct 25-26:
- Mikhail Petrov (Steel Foreman A) arrives Oct 25
- First steel shipment inspected and inventoried
- Tower crane #1 erection begins
- Core wall formwork Tower A continues
- Tower B foundation rebar 80% complete
Weekend Oct 27-28:
- Eduardo Silva (Steel Foreman B) arrives Oct 27
- Hassan Mohammed (Rebar Worker #4) arrives Oct 28
- Core wall formwork Tower A complete
- Preparation for first concrete core pour
Key Milestone: ✓ Tower A foundation complete and curing by Oct 28
Week 5 (Oct 29-31, 2018 + Nov 1-4)
Critical Activities:
- Tower A core walls first pour
- Tower B foundation mat pour preparation
- Tower crane #1 operational
- Steel delivery and staging continues
October 29-31 Activities:
- Piotr Nowak (Rebar Worker #5) arrives Oct 30
- Winston Obadele (Site Labour #2) arrives Oct 30
- Tower A: First core wall concrete pour (Levels B1-Ground)
- Tower B: Foundation mat pour (1,200 m³)
- Tower crane #1 becomes operational Oct 31
- Steel erection crew mobilises to site
Month-End Status:
- Tower A: Foundation complete, first core pour complete
- Tower B: Foundation complete
- Site: Fully mobilised with 65 workers
- Schedule: On critical path, no delays
Key Milestones October:
- ✓ Site established (Oct 7)
- ✓ Tower A foundation complete (Oct 28)
- ✓ Tower B foundation begun (Oct 31)
- ✓ First crane operational (Oct 31)
MONTH 2: NOVEMBER 2018
"Structural Steel Begins & Substructure Completion"
Workforce: 65 → 100 workers by month end
Portal Arrivals: Steel crew, concrete crew, equipment operators
Week 6 (Nov 1-4, 2018) - Continued from above
Critical Activities:
- Steel erection begins Tower A Level 1
- Tower B core walls begin
- Foundation backfill both towers
- Material delivery intensifies
Key Milestone: ✓ Steel erection commences Nov 1 (CRITICAL PATH BEGINS)
Week 7 (Nov 5-11, 2018)
Critical Activities:
- Tower A: Steel Levels 1-2 erection
- Tower B: Core walls first pour
- Concrete deck forming begins Tower A Level 1
- Second tower crane foundation
Workforce Additions:
- Dmitri Volkov (Equipment Op #3) arrives Nov 5
- Jackson Riley (Equipment Op #4) arrives Nov 8
- Multiple steel workers arrive Nov 12-26
Detailed Activities:
Monday, November 5:
- Tower A Level 1: Column erection begins (Mikhail Petrov supervising)
- 32 perimeter columns + 8 core columns per level
- Ironworkers begin beam placement
- Concrete crew forms Level 1 deck (Brad Woodham)
Tuesday-Friday, Nov 6-9:
- Tower A: Level 1 steel 70% complete
- Tower A: Level 2 steel begins (columns)
- Tower B: Core walls rise to Level 1
- Safety: Fall protection systems installed on steel
- Quality: Steel connection inspections (Ferdinand Portayo)
Weekend Nov 10-11:
- Tower A: Level 1 steel complete
- Tower A: Level 2 steel 40% complete
- Deck forming continues Level 1
- Steel delivery for Levels 3-5 arrives
Key Milestone: ✓ Tower A reaches Level 2 by Nov 11
Week 8 (Nov 12-18, 2018)
Critical Activities:
- Tower A: Levels 2-3 steel erection
- Tower A: Level 1 concrete deck pour (FIRST DECK)
- Tower B: Steel begins Level 1
- Waterproofing crews active on foundations
Workforce Additions:
- Angus MacGregor (Welder #5) arrives Nov 12
- Thanh Van Nguyen (Welder #6) arrives Nov 14
- Mikhail Petrov Jr (Rough Carp Foreman) arrives Nov 15
- Jamal Al-Mansouri (Welder #7) arrives Nov 16
- Joseph Sullivan (Rough Carp #3) arrives Nov 17
- Pietro Rossi (Welder #8) arrives Nov 18
Detailed Activities:
Monday, November 12:
- Tower A Level 1 deck pour begins 6:00 AM
- 450 m³ of concrete (floor plate ~2,000 m²)
- Continuous pour, multiple pump locations
- Post-tensioning tendons installed in deck
- Tower A Level 3 steel begins
Tuesday-Thursday, Nov 13-15:
- Level 1 deck curing, shoring remains in place
- Tower A Level 3 steel continues
- Tower B core rises to Level 2
- Tower B Level 1 steel erection begins (Eduardo Silva supervising)
Friday-Weekend, Nov 16-18:
- Tower A: Level 3 steel complete, Level 4 begins
- Tower B: Level 1 steel 60% complete
- Welders working on critical connections both towers
- MEP sleeves installed in decks during concrete pours
Key Milestone: ✓ Tower A Level 1 deck complete; Tower B steel begins Nov 18
Week 9 (Nov 19-25, 2018)
Critical Activities:
- Tower A: Levels 4-5 steel erection
- Tower A: Level 2 deck pour
- Tower B: Levels 1-2 steel erection
- Rough carpentry begins interior bracing
Workforce Additions:
- Mamadou Diallo (Rough Carp #4) arrives Nov 19
- Tomasz Kowalski (Ironworker #5) arrives Nov 20
- Kwame Osei (Ironworker #6) arrives Nov 22
- Anders Bjornsson (Ironworker #7) arrives Nov 24
- Rafael Santos (Ironworker #8) arrives Nov 26
Detailed Activities:
- Tower A: Climbing at rate of 2 floors per week
- Tower A Level 2 deck pour (450 m³)
- Steel erection now running parallel both towers
- Concrete operations alternate between towers
- Waterproofing complete both foundations
- Backfill operations complete
Production Rates Established:
- Steel erection: 2 floors per week per tower (ideal conditions)
- Concrete decks: 1 pour per week alternating towers
- 7-day cure cycle before form stripping
Key Milestone: ✓ Tower A reaches Level 5; Tower B reaches Level 2 by Nov 25
Week 10 (Nov 26-30, 2018 + Dec 1-2)
Critical Activities:
- Tower A: Levels 5-6 steel
- Tower A: Level 3 deck pour
- Tower B: Levels 2-3 steel
- Mechanical shaft construction begins
November 26-30 Activities:
- Steel delivery for Levels 7-10 arrives
- Tower A Level 3 deck pour Nov 27
- Mechanical and electrical shaft framing
- Temporary hoists installed both towers
- Material staging on completed decks
Month-End Status November:
- Tower A: Steel at Level 6, decks complete through Level 3
- Tower B: Steel at Level 3, deck at Level 1 complete
- Schedule: On critical path
- Weather: Favourable, minimal delays
- Safety: Zero lost-time accidents to date
Key Milestones November:
- ✓ Steel erection underway both towers
- ✓ First deck pours successful
- ✓ Production rhythm established
- ✓ All steel and concrete crews operational
MONTH 3: DECEMBER 2018
"Vertical Rise & MEP Mobilisation"
Workforce: 100 → 125 workers by mid-month
Portal Arrivals: ALL MEP trades (electrical, mechanical, plumbing, fire protection)
Week 11 (Dec 1-2, 2018) - Continued from above
Critical Activities:
- MEP trades begin arriving
- Electrical crew mobilises
- Mechanical crew mobilises
- Plumbing crew mobilises
Workforce Additions (Major Wave):
December 1-15 sees arrival of 35 MEP personnel:
- Robert Chen-Williams (Elec Foreman A) Dec 1
- Sean O'Connor (Electrician #9) Dec 1
- Thomas Malone (Plumbing Foreman) Dec 1
- Muhammad Tariq (Electrician #10) Dec 3
- Sven Larsson (Plumber #6) Dec 3
- Jean-Marc Dubois (Electrician #11) Dec 5
- Mahmoud Al-Hassan (Plumber #7) Dec 5
- Lars Nielsen (Electrician #12) Dec 7
- Pablo Garcia (Plumber #8) Dec 7
- Konstantin Volkov (Plumber #9) Dec 9
- Maria Elena Santos (Elec Apprentice #2) Dec 10
- Luis Silva (Plumb Apprentice #2) Dec 11
- Kofi Mensah (Elec Apprentice #3) Dec 12
- Thomas Ndlovu (Plumb Apprentice #3) Dec 13
- William MacKenzie (Mech Foreman A) Dec 14
- Antonio Moretti (Mech Foreman B) Dec 16
- Plus all existing MEP crew members assigned
Key Milestone: ✓ MEP trades fully mobilised by Dec 15
Week 12 (Dec 3-9, 2018)
Critical Activities:
- Tower A: Levels 7-8 steel erection
- Tower A: Level 4-5 deck pours
- Tower B: Levels 4-5 steel erection
- MEP rough-in begins lower levels
Detailed Activities:
Monday, December 3:
- Tower A now at Level 7 steel
- MEP teams begin layout and coordination on Level 1-2
- Electrical conduit runs begin
- Plumbing risers begin installation in core
- HVAC duct chases established
Tuesday-Friday, Dec 4-7:
- Tower A Level 4 deck pour Dec 4 (450 m³)
- Mechanical sleeves and penetrations coordinated
- Fire protection risers installed in cores
- Steel continues climbing both towers
- Concrete crew maintaining alternating pour schedule
Weekend Dec 8-9:
- Tower A reaches Level 8 steel
- Tower B reaches Level 5 steel
- MEP coordination meetings establish workflow
- First electrical panels delivered
Key Milestone: ✓ MEP rough-in commences on lower levels Dec 9
Week 13 (Dec 10-16, 2018)
Critical Activities:
- Tower A: Levels 8-9 steel
- Tower A: Level 5 deck pour
- Tower B: Levels 5-6 steel
- Tower B: Level 2 deck pour
- MEP rough-in accelerates Levels 1-3
Detailed Activities:
December 10-12:
- Electrical: Conduit rough-in Levels 1-2 both towers
- Plumbing: Waste and vent stacks through Level 3
- HVAC: Main duct risers through Level 3
- Fire protection: Sprinkler risers installed
- Chen Wei (HVAC Tech #7) arrives Dec 18
- Jaroslaw Kowalczyk (HVAC Tech #8) arrives Dec 20
- Ricardo Fernandez (HVAC Tech #9) arrives Dec 22
- Yuki Tanaka (HVAC Tech #10) arrives Dec 24
December 13-16:
- Tower A Level 5 deck pour Dec 13
- Tower B Level 2 deck pour Dec 15
- Steel continues steady climb
- MEP crews establish rhythm following deck pours
- Material deliveries increase (MEP equipment)
Key Milestone: ✓ Both towers halfway to roof structurally by Dec 16
Week 14 (Dec 17-23, 2018)
Critical Activities:
- Tower A: Levels 9-10 steel (HALFWAY POINT)
- Tower A: Level 6 deck pour
- Tower B: Levels 6-7 steel
- Tower B: Level 3 deck pour
- MEP coordination intensifies
Detailed Activities:
Monday, December 17:
- Tower A reaches Level 10 - HALFWAY TO ROOF
- Major milestone celebration for crew
- Tower A: 10 levels steel, 6 levels deck complete
- Tower B: 7 levels steel, 3 levels deck complete
- Schedule review: On critical path, no delays
Tuesday-Friday, Dec 18-21:
- Tower A Level 6 deck pour Dec 19
- Tower B Level 3 deck pour Dec 20
- MEP rough-in: Levels 1-4 Tower A, Levels 1-2 Tower B
- Electrical panels begin installation lower levels
- HVAC equipment delivered (rooftop units, chillers)
- Vladimir Sokolov (Pipefitter #2) arrives Dec 26
- Carlos Mendez (Pipefitter #3) arrives Dec 28
Weekend Dec 22-23:
- Reduced crew for pre-Christmas
- Essential operations only
- Steel erection continues (international crew)
Christmas Week Dec 24-30:
- Minimal operations Dec 24-26 (Christmas)
- Skeleton crew maintains security
- Full operations resume Dec 27
- Year-end push for strong January start
Key Milestone: ✓ Tower A reaches structural midpoint (Level 10) Dec 17
Week 15 (Dec 24-30, 2018)
Critical Activities:
- Tower A: Levels 10-11 steel (Christmas slowdown)
- Tower B: Levels 7-8 steel
- Deck pours delayed for holiday
- MEP work continues on lower levels
Month-End Status December:
- Tower A: Steel Level 11, decks complete through Level 6
- Tower B: Steel Level 8, decks complete through Level 3
- MEP: Rough-in active Levels 1-4 Tower A, 1-2 Tower B
- Schedule: On critical path despite Christmas slowdown
- Workforce: 100 personnel (peak 125 when all MEP mobilised)
- Safety: One minor injury (first aid only)
Key Milestones December:
- ✓ Tower A reaches structural midpoint (Level 10)
- ✓ All MEP trades fully mobilised
- ✓ MEP rough-in rhythm established
- ✓ Production rates maintained 2 floors/week
MONTH 4: JANUARY 2019
"Upper Levels & Building Enclosure Begins"
Workforce: 125 workers (stable)
Portal Arrivals: Fire protection specialist, commissioning engineer, testing technicians
Week 16 (Dec 31, 2018 + Jan 1-6, 2019)
Critical Activities:
- New Year's operations (reduced Jan 1)
- Tower A: Levels 11-12 steel
- Tower A: Level 7 deck pour
- Tower B: Levels 8-9 steel
- Tower B: Level 4 deck pour
Workforce Additions:
- Dr. Yosef Stein (Fire Protection Engineer) arrives Jan 10
- James Robert Mitchell (Commissioning Engineer) arrives Jan 15
- Olivia Marie Santos (Testing Tech #1) arrives Jan 20
- Hassan Ibrahim (Testing Tech #2) arrives Jan 22
- Daniel Costa (Sprinkler Fitter #3) arrives Jan 25
- Ibrahim Al-Rashid (Sprinkler Fitter #4) arrives Jan 27
Detailed Activities:
Tuesday, January 1, 2019:
- Reduced operations for New Year
- Skeleton crew maintains security
- Full operations resume Jan 2
Wednesday-Sunday, Jan 2-6:
- Tower A Level 7 deck pour Jan 3
- Tower B Level 4 deck pour Jan 5
- Steel erection resumes full pace
- MEP rough-in continues lower levels
- Exterior wall framing begins Level 1 Tower A
Key Milestone: ✓ Production resumes full pace after holidays Jan 2
Week 17 (Jan 7-13, 2019)
Critical Activities:
- Tower A: Levels 12-13 steel
- Tower B: Levels 9-10 steel (reaches midpoint)
- Curtain wall installation begins Tower A Level 1
- MEP rough-in accelerates following steel
Detailed Activities:
Monday, January 7:
- Curtain wall installation begins Tower A Level 1
- Glazing crew begins work on enclosure
- Wind loads becoming factor at height
- Safety protocols enhanced for upper levels
Tuesday-Friday, Jan 8-11:
- Tower A Level 8 deck pour Jan 9
- Tower B reaches Level 10 steel (MIDPOINT) Jan 10
- Fire protection rough-in intensifies with Dr. Stein supervision
- Sprinkler risers through Level 5 both towers
- Electrical panels energised Levels 1-2 Tower A (temporary power)
Weekend Jan 12-13:
- Tower A: Level 13 steel complete
- Tower B: Level 10 steel complete, celebration for midpoint
- Curtain wall continues Level 1
- MEP rough-in Levels 1-6 Tower A heavily active
Key Milestone: ✓ Tower B reaches structural midpoint (Level 10) Jan 10
Week 18 (Jan 14-20, 2019)
Critical Activities:
- Tower A: Levels 13-14 steel
- Tower A: Level 9 deck pour
- Tower B: Levels 10-11 steel
- Tower B: Level 5 deck pour
- Building enclosure accelerates
Detailed Activities:
January 14-16:
- James Mitchell (Commissioning) arrives Jan 15
- Commissioning protocols established
- MEP systems testing procedures developed
- Tower A Level 9 deck pour Jan 15
- Curtain wall now through Level 2 Tower A
January 17-20:
- Tower B Level 5 deck pour Jan 17
- Olivia Santos (Testing Tech) arrives Jan 20
- Concrete testing protocols established
- Steel testing and inspection procedures
- Elevator shaft construction begins both towers
Production Analysis:
- Steel: Maintaining 2 floors/week both towers
- Concrete: Alternating pours every 3-4 days
- MEP: Following 2 floors behind concrete
- Enclosure: 1 floor per week Tower A
- Schedule: On critical path, zero float
Key Milestone: ✓ Commissioning team mobilised Jan 15
Week 19 (Jan 21-27, 2019)
Critical Activities:
- Tower A: Levels 14-15 steel
- Tower A: Level 10 deck pour
- Tower B: Levels 11-12 steel
- Tower B: Level 6 deck pour
- Elevator installation preparation
Workforce Additions:
- Hassan Ibrahim (Testing Tech #2) arrives Jan 22
- Daniel Costa (Sprinkler #3) arrives Jan 25
- Ibrahim Al-Rashid (Sprinkler #4) arrives Jan 27
Detailed Activities:
January 21-23:
- Tower A Level 10 deck pour Jan 21
- Hassan Ibrahim begins materials testing lab setup
- Quality control testing intensifies
- Concrete samples tracked and tested
- Steel connection inspections systematic
January 24-27:
- Tower B Level 6 deck pour Jan 25
- Sprinkler system installation begins lower levels
- Fire protection risers through Level 7 both towers
- Curtain wall installation through Level 3 Tower A
- Temporary enclosure for winter weather protection
Key Milestone: ✓ Complete testing regime operational Jan 27
Week 20 (Jan 28-31, 2019 + Feb 1-3)
Critical Activities:
- Tower A: Levels 15-16 steel
- Tower A: Level 11 deck pour
- Tower B: Levels 12-13 steel
- Building enclosure continues
Month-End Status January:
- Tower A: Steel Level 16, decks through Level 11 (80% structural height)
- Tower B: Steel Level 13, decks through Level 6 (65% structural height)
- Enclosure: Tower A Levels 1-3 complete
- MEP: Rough-in through Level 6 Tower A, Level 4 Tower B
- Schedule: On critical path
- Weather: Cold nights (desert winter), good working conditions
- Safety: Zero lost-time accidents in January
Key Milestones January:
- ✓ Tower A passes 75% structural height
- ✓ Tower B reaches structural midpoint
- ✓ Commissioning and testing teams operational
- ✓ Fire protection systems installation underway
- ✓ Building enclosure begins closing in structure
MONTH 5: FEBRUARY 2019
"Topping Out Approaches & Envelope Accelerates"
Workforce: 125 → 145 workers (approaching peak)
Portal Arrivals: Glazing crew, elevator crew, finish trades begin
Week 21 (Feb 1-3, 2019) - Continued from above
Critical Activities:
- Push toward Tower A topping out
- Envelope work intensifies
- MEP rough-in approaching midpoint
Week 22 (Feb 4-10, 2019)
Critical Activities:
- Tower A: Levels 16-17 steel
- Tower A: Level 12 deck pour
- Tower B: Levels 13-14 steel
- Tower B: Level 7 deck pour
- Curtain wall through Level 5 Tower A
Workforce Additions:
- Christophorus Aveskamp (Finish Carp Foreman) arrives Feb 2
- Akira Nakamura (Finish Carp #5) arrives Feb 12
- Stefan Novak (Finish Carp #6) arrives Feb 14
- Dimitri Alexandrov (Glazier Foreman) arrives Feb 18
- Patrick O'Brien (Glazier #4) arrives Feb 20
- Karim Osman (Glazier #5) arrives Feb 22
- Hiroshi Sato (Glazier #6) arrives Feb 24
- Viktor Kozlov (Elevator Tech #2) arrives Feb 26
- Kenji Watanabe (Elevator Tech #3) arrives Feb 28
Detailed Activities:
February 4-6:
- Tower A Level 12 deck pour Feb 5
- Curtain wall installation accelerates with additional glaziers
- Exterior wall insulation and weather barrier installation
- MEP penetrations through curtain wall coordinated
February 7-10:
- Tower B Level 7 deck pour Feb 8
- Tower A approaching topping out (18-20 levels)
- Finish carpentry crew begins mobilisation
- Interior partition framing prep work begins lower levels
Key Milestone: ✓ Finish trades begin mobilising Feb 10
Week 23 (Feb 11-17, 2019)
Critical Activities:
- Tower A: Levels 17-18 steel
- Tower A: Level 13 deck pour
- Tower B: Levels 14-15 steel
- Tower B: Level 8 deck pour
- Curtain wall through Level 7 Tower A
Detailed Activities:
February 11-13:
- Tower A Level 13 deck pour Feb 12
- Finish carpentry foreman arrives Feb 12
- Interior layout begins lower levels
- Partition stud framing begins Level 1-2 Tower A
- Mechanical shaft walls and chases
February 14-17:
- Tower B Level 8 deck pour Feb 15
- Glazier foreman arrives, crew fully mobilised
- Curtain wall installation rate increases to 1.5 floors/week
- Elevator shafts nearing completion lower levels
- Andre Rodriguez coordinates elevator installation schedule
Key Milestone: ✓ Interior partitions begin Feb 14
Week 24 (Feb 18-24, 2019)
Critical Activities:
- Tower A: Levels 18-19 steel
- Tower A: Level 14 deck pour
- Tower B: Levels 15-16 steel
- Tower B: Level 9 deck pour
- Curtain wall through Level 9 Tower A
Detailed Activities:
February 18-20:
- Tower A Level 14 deck pour Feb 19
- Additional glaziers arrive (Patrick O'Brien, Karim Osman)
- Curtain wall installation crew now at full strength (8 glaziers)
- Building beginning to look complete from exterior lower levels
- Interior MEP rough-in through Level 8 Tower A
February 21-24:
- Tower B Level 9 deck pour Feb 22
- Hiroshi Sato (Glazier #6) arrives Feb 24
- Elevator equipment begins arriving through portals
- Viktor Kozlov (Elevator Tech #2) arrives Feb 26
- Rooftop HVAC equipment staged for installation
Key Milestone: ✓ Tower A two levels from topping out Feb 24
Week 25 (Feb 25-28, 2019 + Mar 1-3)
Critical Activities:
- Tower A: Level 19-20 steel (TOPPING OUT IMMINENT)
- Tower A: Level 15 deck pour
- Tower B: Levels 16-17 steel
- Tower B: Level 10 deck pour
February 25-28 Activities:
- Viktor Kozlov arrives Feb 26
- Kenji Watanabe arrives Feb 28
- Tower A Level 15 deck pour Feb 27
- Preparations for Tower A topping out ceremony
- Steel for final Tower A level being erected
- Rooftop mechanical equipment ready for installation
Month-End Status February:
- Tower A: Steel Level 19-20 (TOPPING OUT IMMINENT), decks through Level 15
- Tower B: Steel Level 17, decks through Level 10
- Enclosure: Curtain wall through Level 9 Tower A, Level 3 Tower B
- MEP: Rough-in through Level 10 Tower A, Level 6 Tower B
- Schedule: On critical path, pushing to top out Tower A early March
- Workforce: 140 personnel (approaching peak)
- Safety: One minor injury in February
Key Milestones February:
- ✓ Tower A approaches topping out (Level 19-20)
- ✓ Glazing crew at full strength, enclosure accelerating
- ✓ Finish trades mobilising for interior work
- ✓ Elevator installation begins
- ✓ Interior partitions underway lower levels
MONTH 6: MARCH 2019
"Tower A Tops Out & Interior Finishes Begin"
Workforce: 145 workers (PEAK WORKFORCE ACHIEVED)
Portal Arrivals: Drywall crew, painting prep crew
Week 26 (Mar 1-3, 2019) - Continued from above
Critical Activities:
- TOWER A TOPPING OUT CEREMONY
- Tower B continues climbing to roof
- Interior finishes mobilise heavily
Week 27 (Mar 4-10, 2019)
MAJOR MILESTONE WEEK
Critical Activities:
- TOWER A TOPPING OUT (Mar 5, 2019)
- Tower A: Level 20 steel complete, final deck pour
- Tower B: Levels 17-18 steel
- Tower B: Level 11 deck pour
- Drywall crew begins arriving
Workforce Additions:
- Gabriel Morales (Drywall Foreman) arrives Mar 5
- Francisco Rivera (Drywall #4) arrives Mar 7
- Adrian Popescu (Drywall #5) arrives Mar 9
- Chen Ming (Drywall #6) arrives Mar 11
- Jose Santos (Taper #2) arrives Mar 13
- Andre Leblanc (Taper #3) arrives Mar 15
Detailed Activities:
Tuesday, March 5, 2019 - TOPPING OUT CEREMONY:
- Tower A final structural steel beam installed 10:00 AM
- Topping out tree/flag attached to final beam (traditional ceremony)
- Crew signatures on final beam
- Celebration for all 145 workers
- Archibald Beulen speech recognising crew sacrifice
- BBQ and festivities evening (reduced operations)
- Historic moment: First major building topped out in Bixbus
Wednesday-Friday, Mar 6-8:
- Tower A Level 16 deck pour Mar 6 (20th floor deck)
- Tower A structural steel COMPLETE
- Focus shifts to Tower B for structural completion
- Curtain wall accelerates Tower A upper levels
- Mechanical rooftop equipment installation begins
Weekend Mar 9-10:
- Tower B Level 11 deck pour Mar 8
- Tower B steel continues (Levels 18-19)
- Drywall crew mobilising
- Interior focus increases dramatically
Key Milestone: ✓ TOWER A TOPS OUT MARCH 5, 2019 (MAJOR MILESTONE)
Week 28 (Mar 11-17, 2019)
Critical Activities:
- Tower A: Roof deck pour, structure complete
- Tower B: Levels 18-19 steel
- Tower B: Level 12 deck pour
- Drywall installation begins Tower A lower levels
Detailed Activities:
March 11-13:
- Tower A: Roof deck pour Mar 12 (final structural concrete pour Tower A)
- Rooftop HVAC units being craned into position
- Mechanical penthouses framed and enclosed
- Tower B climbing final levels toward topping out
- Gabriel Morales (Drywall Foreman) organising crews
March 14-17:
- Tower B Level 12 deck pour Mar 15
- Drywall installation begins Level 1 Tower A
- Metal stud framing complete Levels 1-3 Tower A
- MEP rough-in through Level 12 Tower A (60% complete)
- Curtain wall through Level 15 Tower A (75% enclosed)
Production Focus Shifts:
- Structural steel: Focus now entirely on Tower B
- Concrete: Tower A complete, Tower B accelerating pours
- MEP: Rough-in nearly complete Tower A, halfway Tower B
- Enclosure: Race to weatherproof Tower A before finishing
- Interior: Drywall installation rhythm establishing
Key Milestone: ✓ Tower A structurally complete (roof deck) Mar 12
Week 29 (Mar 18-24, 2019)
Critical Activities:
- Tower A: Curtain wall completion upper levels
- Tower A: Drywall Levels 1-4
- Tower B: Levels 19-20 steel (final levels)
- Tower B: Level 13 deck pour
- Roofing begins Tower A
Detailed Activities:
March 18-20:
- Tower B Level 13 deck pour Mar 19
- Tower B reaches Level 20 steel Mar 20
- Tower B TOPPING OUT IMMINENT
- Curtain wall nearly complete Tower A (through Level 18)
- Drywall installation accelerating with full crew
March 21-24:
- Roofing crew begins waterproofing Tower A roof
- TPO membrane installation roof level
- Mechanical equipment set and operational prep
- Drywall through Level 4 Tower A
- Tower B final steel connections being made
Key Milestone: ✓ Tower B reaches final level steel Mar 20
Week 30 (Mar 25-31, 2019)
MAJOR MILESTONE WEEK
Critical Activities:
- TOWER B TOPPING OUT (Mar 27, 2019)
- Tower A: Drywall Levels 5-8, taping begins lower levels
- Tower B: Final deck pours Levels 14-16
- Curtain wall completion Tower A
Detailed Activities:
Monday-Tuesday, Mar 25-26:
- Tower B Level 14 deck pour Mar 25
- Preparations for Tower B topping out ceremony
- Final steel beam for Tower B prepared for signing
- Curtain wall final panels Tower A upper levels
Wednesday, March 27, 2019 - TOPPING OUT CEREMONY TOWER B:
- Tower B final structural steel beam installed 10:00 AM
- Second topping out ceremony for crew
- Recognition that both towers now structurally complete
- Crew celebration marking structural completion milestone
- Focus now shifts entirely to enclosure, MEP, and finishes
Thursday-Sunday, Mar 28-31:
- Tower B Level 15 deck pour Mar 29
- Drywall continues Tower A (now through Level 6)
- Taping and mudding begins Levels 1-2 Tower A
- Curtain wall installation begins lower levels Tower B
- Roofing complete Tower A, Tower B roof prep begins
Month-End Status March:
- Tower A: Structurally complete, curtain wall 95%, drywall through Level 6
- Tower B: Structurally complete (topped out Mar 27), decks through Level 15
- MEP: Rough-in 90% Tower A, 60% Tower B
- Schedule: On critical path, both towers topped out as planned
- Workforce: 145 personnel (peak maintained)
- Safety: Zero accidents in March despite topping out activities
Key Milestones March:
- ✓ TOWER A TOPS OUT MARCH 5
- ✓ Tower A structurally complete March 12
- ✓ TOWER B TOPS OUT MARCH 27
- ✓ Both towers structurally complete end of March
- ✓ Interior finishes underway Tower A
- ✓ Drywall installation rhythm established
MONTH 7: APRIL 2019
"Enclosure Complete & Interior Finishes Accelerate"
Workforce: 145 workers (peak maintained)
Portal Arrivals: Roofing crew completes, tile crew, cabinet crew
Week 31 (Apr 1-7, 2019)
Critical Activities:
- Tower A: Drywall Levels 7-10, painting begins lower levels
- Tower B: Final deck pours (Levels 16-20 and roof)
- Tower B: Curtain wall Levels 1-5
- Tile installation begins Tower A
Workforce Additions:
- Stavros Papadopoulos (Roofing Foreman) arrives Apr 8
- Javier Rodriguez (Roofer #4) arrives Apr 10
- Andrzej Kowalski (Roofer #5) arrives Apr 12
- Nikos Theodorou (Tile Lead) arrives Apr 14
- Mustafa Yilmaz (Tile #3) arrives Apr 16
- Lorenzo Bianchi (Tile #4) arrives Apr 18
- Rafael Mendez (Tile #5) arrives Apr 20
Detailed Activities:
April 1-3:
- Tower B Level 16 deck pour Apr 1
- Tower B Level 17 deck pour Apr 3
- Drywall installation Level 7-8 Tower A
- Painting begins Level 1 Tower A (primer coats)
- Electrical: Rough-in complete Tower A, device installation begins
April 4-7:
- Tower B Level 18 deck pour Apr 5
- Tower B Level 19 deck pour Apr 7
- Curtain wall accelerates Tower B lower levels
- Tile crew mobilises for bathroom installations
- Mechanical: VAV boxes and diffusers begin installation Tower A
Key Milestone: ✓ Final concrete pours Tower B begin Apr 1
Week 32 (Apr 8-14, 2019)
Critical Activities:
- Tower A: Drywall Levels 11-14, painting Levels 2-4
- Tower B: FINAL DECK POUR (Level 20 + Roof) Apr 10
- Tower B: Curtain wall Levels 6-10
- Tile installation Levels 1-3 Tower A
Detailed Activities:
Monday-Wednesday, Apr 8-10:
- Roofing foreman arrives Apr 8
- Tower B Level 20 deck pour Apr 9
- Tower B ROOF DECK POUR Apr 10 (FINAL STRUCTURAL CONCRETE)
- Major milestone: All structural concrete complete both towers
- Roofing crew begins Tower B roof waterproofing
- Javier Rodriguez (Roofer) arrives Apr 10
Thursday-Sunday, Apr 11-14:
- Drywall continues through Level 12 Tower A
- Painting through Level 3 Tower A
- Tile installations bathrooms Levels 1-2 Tower A
- Curtain wall accelerates Tower B
- MEP: Trimming devices Level 1-4 Tower A
- Andrzej Kowalski (Roofer) arrives Apr 12
- Nikos Theodorou (Tile Lead) arrives Apr 14
Key Milestone: ✓ ALL STRUCTURAL CONCRETE COMPLETE Apr 10 (MAJOR MILESTONE)
Week 33 (Apr 15-21, 2019)
Critical Activities:
- Tower A: Drywall Levels 15-18, painting Levels 5-8
- Tower B: Drywall begins Levels 1-3
- Tower B: Curtain wall Levels 11-15
- Tower B: Roofing complete, mechanical equipment setting
Workforce Additions:
- Mustafa Yilmaz (Tile #3) arrives Apr 16
- Lorenzo Bianchi (Tile #4) arrives Apr 18
- Rafael Mendez (Tile #5) arrives Apr 20
Detailed Activities:
April 15-17:
- Drywall through Level 16 Tower A
- Tower B: Drywall begins Level 1 (Gabriel Morales coordinating both towers)
- Curtain wall through Level 13 Tower B
- Painting continues Tower A lower levels
- Tile crew now at full strength (6 tile setters)
April 18-21:
- Drywall Level 18 Tower A (approaching completion)
- Tower B drywall accelerates Levels 2-3
- Curtain wall approaching completion Tower B upper levels
- Flooring preparation begins lower levels Tower A
- Cabinet delivery begins through portals
Key Milestone: ✓ Tower A drywall nearing completion Apr 21
Week 34 (Apr 22-28, 2019)
Critical Activities:
- Tower A: Drywall Levels 19-20 (completion), painting Levels 9-12
- Tower A: Flooring installation begins Levels 1-2
- Tower B: Drywall Levels 4-6
- Tower B: Curtain wall Levels 16-20 (nearing completion)
Detailed Activities:
April 22-24:
- Drywall Level 19-20 Tower A complete Apr 23
- Tower A drywall 100% complete - major milestone
- Painting crew shifts focus to middle levels
- Tile work continues bathrooms all levels Tower A
- Flooring begins Level 1 Tower A (luxury vinyl plank in units)
April 25-28:
- Tower B drywall through Level 6
- Curtain wall through Level 18 Tower B
- Roofing complete both towers
- MEP: Final connections and testing begins Tower A
- Elevator: Car installation begins Tower A
Month-End Status April:
- Tower A: Drywall complete, painting 60%, tile 40%, flooring begun
- Tower B: Curtain wall 90%, drywall through Level 6, roofing complete
- MEP: Rough-in complete both towers, trimming 50% Tower A, 20% Tower B
- Elevators: Installation underway both towers
- Schedule: On critical path, interior finishes accelerating
- Workforce: 145 personnel (peak maintained)
- Safety: One minor injury in April
Key Milestones April:
- ✓ All structural concrete complete April 10
- ✓ Tower A drywall 100% complete April 23
- ✓ Roofing complete both towers end of April
- ✓ Tile installation 40% Tower A
- ✓ Flooring installation begins
MONTH 8: MAY 2019
"Interior Finishes Peak & MEP Commissioning Begins"
Workforce: 145 workers (peak maintained)
Portal Arrivals: Paint crew completes, flooring crew, cabinet installers
Week 35 (Apr 29-30 + May 1-5, 2019)
Critical Activities:
- Tower A: Painting Levels 13-16, flooring Levels 3-5
- Tower A: Cabinet installation begins
- Tower B: Drywall Levels 7-10, painting begins lower levels
- Tower B: Curtain wall completion
- Commissioning begins Tower A systems
Workforce Additions:
- Enrique Morales (Paint Foreman) arrives May 3
- Sergei Ivanov (Painter #5) arrives May 5
- Ahmed Zaki (Painter #6) arrives May 7
- Felipe Santos (Painter #7) arrives May 9
- Mark Anderson (Flooring Lead) arrives May 11
- Giuseppe Ferrari (Flooring #4) arrives May 13
- Jung-Woo Kim (Flooring #5) arrives May 15
- Erik Andersson (Cabinet Lead) arrives May 17
- Hans Mueller (Cabinet #3) arrives May 19
- Tomás Silva (Cabinet #4) arrives May 21
Detailed Activities:
May 1-3:
- Painting through Level 14 Tower A
- Flooring installation Level 3-4 Tower A
- Cabinet installation begins Level 1 Tower A (kitchens, bathrooms)
- Tower B: Curtain wall COMPLETE May 2 (fully enclosed)
- Tower B: Drywall through Level 8
- Enrique Morales (Paint Foreman) arrives May 3
May 4-5:
- Commissioning: HVAC systems testing begins Tower A
- Electrical: Final trimming and testing Levels 1-6 Tower A
- Plumbing: Fixture installation begins Levels 1-3 Tower A
- Mechanical: Diffusers and grilles installation continues
Key Milestone: ✓ Tower B fully enclosed (curtain wall complete) May 2
Week 36 (May 6-12, 2019)
Critical Activities:
- Tower A: Painting Levels 17-20, flooring Levels 6-9
- Tower A: Cabinet installation Levels 2-4
- Tower B: Drywall Levels 11-14, painting Levels 2-5
- Commissioning: MEP systems testing Tower A
Detailed Activities:
May 6-8:
- Painting crew at full strength (8 painters)
- Painting through Level 18 Tower A
- Ahmed Zaki (Painter) arrives May 7
- Flooring through Level 7 Tower A
- Cabinet installation accelerates with crew additions
May 9-12:
- Felipe Santos (Painter) arrives May 9
- Mark Anderson (Flooring Lead) arrives May 11
- Painting Level 19-20 Tower A begins
- Flooring Level 8-9 Tower A
- Tower B: Drywall through Level 12
- Commissioning: HVAC system balancing begins
Key Milestone: ✓ Tower A painting nearing completion May 12
Week 37 (May 13-19, 2019)
Critical Activities:
- Tower A: Painting completion, flooring Levels 10-13
- Tower A: Cabinet installation Levels 5-8
- Tower B: Drywall Levels 15-18, painting Levels 6-10
- Elevator commissioning begins Tower A
Workforce Additions:
- Giuseppe Ferrari arrives May 13
- Jung-Woo Kim arrives May 15
- Erik Andersson (Cabinet Lead) arrives May 17
- Hans Mueller arrives May 19
Detailed Activities:
May 13-15:
- Painting COMPLETE Tower A May 14 (all 20 levels)
- Flooring through Level 11 Tower A
- Cabinet crew at full strength begins
- Erik Andersson organises cabinet installation workflow
- Tower B: Drywall through Level 16
May 16-19:
- Flooring through Level 13 Tower A
- Cabinet installation accelerates (now 5 installers)
- Tower B: Painting through Level 8
- Elevator: First car operational testing Tower A
- Commissioning: Fire alarm system testing begins
Key Milestone: ✓ Tower A painting 100% complete May 14
Week 38 (May 20-26, 2019)
Critical Activities:
- Tower A: Flooring Levels 14-17, cabinet installation Levels 9-12
- Tower A: Punch list begins lower levels
- Tower B: Drywall Levels 19-20, painting Levels 11-15
- Appliance delivery and installation begins
Workforce Additions:
- Tomás Silva (Cabinet #4) arrives May 21
Detailed Activities:
May 20-22:
- Flooring through Level 15 Tower A
- Cabinet installation through Level 10 Tower A
- Appliances begin arriving (refrigerators, stoves, dishwashers)
- Tower B: Drywall COMPLETE May 21 (all 20 levels)
- Punch list walks begin Level 1-3 Tower A
May 23-26:
- Flooring through Level 17 Tower A
- Cabinet installation through Level 12 Tower A
- Tower B: Painting through Level 13
- Commissioning: Sprinkler system testing and inspection
- Final inspections scheduling begins
Key Milestone: ✓ Tower B drywall 100% complete May 21
Week 39 (May 27-31, 2019 + June 1-2)
Critical Activities:
- Tower A: Flooring Levels 18-20 (completion), cabinet installation Levels 13-16
- Tower B: Painting Levels 16-20, flooring begins lower levels
- Landscaping crew mobilises
- Commissioning intensifies
Month-End Status May:
- Tower A: Painting complete, flooring 85%, cabinets 60%, punch list begun
- Tower B: Drywall complete, painting 75%, flooring begun
- MEP: Commissioning active Tower A, final trim Tower B
- Elevators: All cars installed, testing underway
- Schedule: On critical path for September completion
- Workforce: 145 personnel (peak maintained)
- Safety: Zero accidents in May (excellent safety record)
Key Milestones May:
- ✓ Tower B fully enclosed (curtain wall) May 2
- ✓ Tower A painting 100% complete May 14
- ✓ Tower B drywall 100% complete May 21
- ✓ Flooring 85% complete Tower A
- ✓ Cabinet installation 60% Tower A
- ✓ Systems commissioning well underway
MONTH 9: JUNE 2019
"Tower A Substantially Complete & Tower B Finishes Peak"
Workforce: 145 → 135 workers (beginning demobilisation)
Portal Arrivals: Landscaping crew (final arrivals)
Week 40 (June 1-2, 2019) - Continued from above
Critical Activities:
- Tower A: Final flooring, final cabinet installation
- Tower B: Painting completion, flooring acceleration
- Landscaping begins site work
- Final inspections Tower A begin
Week 41 (June 3-9, 2019)
Critical Activities:
- Tower A: Flooring COMPLETE, cabinet installation COMPLETE
- Tower A: Appliance installation Levels 1-10
- Tower B: Painting nearing completion, flooring Levels 5-10
- Tower B: Cabinet installation begins
- Landscaping: Irrigation system installation
Workforce Additions:
- Juan Carlos Rivera (Landscaper #3) arrives Jun 10
- Mohammed Rashid (Landscaper #4) arrives Jun 12
Detailed Activities:
June 3-5:
- Tower A flooring COMPLETE June 4 (all 20 levels)
- Tower A cabinet installation COMPLETE June 5 (all kitchens and bathrooms)
- Appliance installation begins lower levels
- Tower B painting through Level 18
- Final cleaning begins lower levels Tower A
June 6-9:
- Appliances through Level 6 Tower A
- Tower B flooring accelerates (Levels 6-8)
- Tower B cabinet installation begins lower levels
- Landscaping crew begins site grading and drainage
- Punch list corrections ongoing Tower A
Key Milestone: ✓ Tower A flooring and cabinets 100% complete June 5
Week 42 (June 10-16, 2019)
Critical Activities:
- Tower A: Appliance installation Levels 11-20
- Tower A: Final cleaning and punch list
- Tower B: Painting COMPLETE, flooring Levels 11-15
- Tower B: Cabinet installation Levels 5-10
- Landscaping: Plant installation begins
Detailed Activities:
June 10-12:
- Landscaping crew arrives (Juan Carlos, Mohammed Rashid)
- Tower A appliances through Level 14
- Tower B painting COMPLETE June 11 (all 20 levels)
- Tower B flooring through Level 13
- Elevator commissioning complete Tower A
June 13-16:
- Tower A appliances through Level 18
- Tower B flooring through Level 15
- Tower B cabinets through Level 8
- Landscaping: Irrigation system 50% complete
- Final punch list walks all levels Tower A
Key Milestone: ✓ Tower B painting 100% complete June 11
Week 43 (June 17-23, 2019)
Critical Activities:
- Tower A: Appliance installation COMPLETE
- Tower A: SUBSTANTIAL COMPLETION achieved
- Tower B: Flooring Levels 16-20, cabinet installation Levels 11-16
- Landscaping: Plant installation continues
- Final inspections and permitting Tower A
Detailed Activities:
June 17-19:
- Tower A appliances COMPLETE June 18 (all units)
- TOWER A SUBSTANTIAL COMPLETION WALKTHROUGH June 19
- Archibald Beulen and Lead Council representative inspection
- Minor punch list items identified (< 100 items)
- Tower A ready for occupancy pending final sign-offs
- Certificate of Substantial Completion issued June 19
June 20-23:
- Tower A: Final punch list corrections
- Tower B: Flooring through Level 18
- Tower B: Cabinets through Level 14
- Landscaping: Rooftop gardens installation begins
- Demobilisation begins (some structural crews depart)
Key Milestone: ✓ TOWER A SUBSTANTIAL COMPLETION June 19, 2019 (MAJOR MILESTONE)
Week 44 (June 24-30, 2019)
Critical Activities:
- Tower A: Final inspections and certificate of occupancy
- Tower B: Flooring COMPLETE, cabinet installation Levels 17-20
- Tower B: Appliance installation begins
- Landscaping: Ground level and rooftop gardens
Month-End Status June:
- Tower A: SUBSTANTIALLY COMPLETE, final punch list corrections
- Tower B: Flooring complete, cabinets 85%, appliances begun
- Landscaping: 30% complete (irrigation, plants, hardscaping)
- Schedule: Tower A 3 weeks ahead of schedule!
- Workforce: 135 personnel (structural crews departed)
- Safety: Zero accidents June
Key Milestones June:
- ✓ Tower A flooring and cabinets complete June 5
- ✓ Tower B painting complete June 11
- ✓ TOWER A SUBSTANTIAL COMPLETION June 19 (AHEAD OF SCHEDULE)
- ✓ Certificate of Substantial Completion issued Tower A
- ✓ Tower B finishes accelerating toward completion
- ✓ Landscaping installation underway
MONTH 10: JULY 2019
"Tower B Completion & Final Systems Commissioning"
Workforce: 135 → 80 workers (accelerated demobilisation)
Status: Tower A complete, Tower B finishing, landscaping completing
Week 45 (July 1-7, 2019)
Critical Activities:
- Tower A: Certificate of Occupancy received
- Tower A: First residents begin moving in
- Tower B: Cabinet installation COMPLETE, appliance installation Levels 1-10
- Landscaping: 50% complete
- Final systems testing and commissioning
Detailed Activities:
July 1-3:
- TOWER A CERTIFICATE OF OCCUPANCY July 1 (MAJOR MILESTONE)
- First residential units ready for occupancy
- Tower A officially complete and handed over
- Tower B appliances through Level 6
- Tower B cabinets COMPLETE July 2
July 4-7:
- Independence Day (US) - reduced operations July 4
- Tower B appliances through Level 10
- Landscaping: Irrigation complete, 60% planting complete
- Final demobilisation planning
- Closeout documentation begins
Key Milestone: ✓ Tower A Certificate of Occupancy July 1
Week 46 (July 8-14, 2019)
Critical Activities:
- Tower B: Appliance installation Levels 11-20
- Tower B: Final punch list begins
- Landscaping: 75% complete
- Equipment demobilisation begins
Detailed Activities:
July 8-10:
- Tower B appliances through Level 16
- Tower cranes begin disassembly Tower A
- Site equipment begins demobilisation
- Landscaping approaches completion
- Final billing and closeout processes
July 11-14:
- Tower B appliances COMPLETE July 12
- Tower B final cleaning begins
- Landscaping 80% complete
- Substantial crews depart (steel, concrete teams fully gone)
Key Milestone: ✓ Tower B appliances 100% complete July 12
Week 47 (July 15-21, 2019)
Critical Activities:
- Tower B: SUBSTANTIAL COMPLETION achieved
- Landscaping: 90% complete
- Tower crane removal both towers
- Final commissioning and testing
Detailed Activities:
July 15-17:
- TOWER B SUBSTANTIAL COMPLETION WALKTHROUGH July 16
- Certificate of Substantial Completion issued Tower B
- Minor punch list items identified
- Both towers now substantially complete
- Landscaping through 85%
July 18-21:
- Tower B punch list corrections
- Final landscaping installations
- Irrigation system testing and commissioning
- Equipment continues departing site
- Tower crane #2 disassembly begins
Key Milestone: ✓ TOWER B SUBSTANTIAL COMPLETION July 16, 2019
Week 48 (July 22-28, 2019)
Critical Activities:
- Tower B: Final inspections
- Landscaping: COMPLETE
- Site cleanup and restoration
- Final testing and balancing
Detailed Activities:
July 22-24:
- Tower B final inspections
- Landscaping COMPLETE July 23 (rooftop gardens, ground level)
- Irrigation systems commissioned and operating
- Site begins final cleanup
- Temporary facilities removal begins
July 25-28:
- Tower B approaching Certificate of Occupancy
- Final systems balancing both towers
- Warranty documentation prepared
- Operation and maintenance manuals compiled
- Substantial crew demobilisation (80 workers remaining)
Key Milestone: ✓ Landscaping 100% complete July 23
Week 49 (July 29-31 + Aug 1-4, 2019)
Critical Activities:
- Tower B: Certificate of Occupancy preparation
- Final punch list both towers
- Site restoration 50% complete
- Documentation compilation
Month-End Status July:
- Tower A: Complete, Certificate of Occupancy, residents moving in
- Tower B: Substantially complete, final inspections underway
- Landscaping: 100% complete
- Schedule: Both towers complete 6-8 weeks ahead of schedule!
- Workforce: 80 personnel (punch list and closeout crews)
- Safety: Zero accidents July (exemplary safety record maintained)
Key Milestones July:
- ✓ Tower A Certificate of Occupancy July 1
- ✓ Tower B Substantial Completion July 16
- ✓ Landscaping 100% complete July 23
- ✓ Both towers substantially complete
- ✓ Project ahead of schedule
MONTH 11: AUGUST 2019
"Final Completion & Project Closeout"
Workforce: 80 → 25 workers (final demobilisation)
Status: Both towers complete, final punch list and closeout
Week 50 (Aug 1-4, 2019) - Continued from above
Critical Activities:
- Tower B Certificate of Occupancy received
- Final punch list corrections both towers
- Site restoration 75% complete
- Final documentation
Week 51 (Aug 5-11, 2019)
Critical Activities:
- TOWER B CERTIFICATE OF OCCUPANCY Aug 6
- Final punch list completion
- Site restoration 90% complete
- Warranty period begins
- Major crew demobilisation
Detailed Activities:
August 5-7:
- Tower B Certificate of Occupancy August 6 (MAJOR MILESTONE)
- Both towers now complete and occupied
- Final punch list items both towers (< 50 items total)
- Site restoration nearly complete
- Temporary facilities removal 80% complete
August 8-11:
- Final punch list corrections completed
- Site cleanup and restoration continues
- Equipment fully removed
- Worker housing camp begins teardown
- Core team remains (25 personnel)
Key Milestone: ✓ Tower B Certificate of Occupancy August 6
Week 52 (Aug 12-18, 2019)
Critical Activities:
- Final documentation compilation
- As-built drawings finalisation
- Operation and maintenance manuals
- Warranty documentation
- Site restoration complete
Detailed Activities:
August 12-14:
- As-built drawings completed
- O&M manuals compiled and delivered
- Warranty documents executed
- Final billing and payments processed
- Site restoration 95% complete
August 15-18:
- Final inspections passed
- All permits closed out
- Site restoration COMPLETE August 17
- Final project photos and documentation
- Celebration planning for project completion
Key Milestone: ✓ All documentation complete, site restored Aug 17
Week 53 (Aug 19-25, 2019)
Critical Activities:
- Final closeout meetings
- Lessons learned documentation
- Worker appreciation events
- Portal closures for returning workers
- Project archiving
Detailed Activities:
August 19-21:
- Final closeout meeting with Lead Council
- Project acceptance and sign-off
- Lessons learned sessions with crew
- Final safety statistics compilation
- Worker testimonials recorded
August 22-25:
- Worker appreciation barbecue and ceremony
- Recognition of key contributors
- Final payments to all personnel
- Some workers begin return to Earth through portals
- Archive all project documentation
Key Milestone: ✓ Project officially accepted by Lead Council Aug 21
Week 54 (Aug 26-31 + Sep 1, 2019)
Critical Activities:
- Warranty period begins (1 year)
- Remaining personnel assigned to warranty/maintenance
- Portal operations wind down
- Final reporting
Month-End Status August:
- PROJECT COMPLETE
- Tower A: Occupied, under warranty
- Tower B: Occupied, under warranty
- Site: Fully restored, landscaping mature
- Schedule: COMPLETED 8 WEEKS AHEAD OF SCHEDULE
- Final Cost: Within 2% of budget (exemplary cost control)
- Workforce: 25 personnel remaining (warranty/maintenance)
- Safety: ZERO LOST-TIME ACCIDENTS ENTIRE PROJECT (exemplary)
Key Milestones August:
- ✓ Tower B Certificate of Occupancy August 6
- ✓ All punch list items complete
- ✓ Site restoration complete August 17
- ✓ Project officially complete and accepted August 21
- ✓ Both towers occupied and operational
- ✓ PERFECT SAFETY RECORD - Zero lost-time accidents
MONTHS 12-13: SEPTEMBER-OCTOBER 2019
"Warranty Period & Project Archive"
Workforce: 25 personnel (warranty team)
Status: Project complete, 1-year warranty period active
September 2019
Activities:
- 30-day post-occupancy reviews
- Minor warranty calls addressed
- Systems optimization and fine-tuning
- Resident feedback collection
- Final project documentation archived
Key Activities:
- Weekly building inspections
- HVAC system seasonal adjustments
- Landscaping establishment monitoring
- Minor punch list items from residents
- Systems training for building management
October 2019
Activities:
- 90-day post-occupancy review
- Systems performance verification
- Final project celebration
- Historical documentation
- Anniversary of groundbreaking
Celebration Event - October 15, 2019:
- One-year anniversary celebration
- Recognition of 145 workers who built The Arlington
- Historical marker installation
- Project documentary premiere
- Testimonials from residents
Final Status October 31, 2019:
- Both towers 100% occupied
- All systems operating optimally
- Zero major warranty issues
- Landscaping fully established
- Project considered exemplary success
PROJECT SUMMARY & STATISTICS
TIMELINE PERFORMANCE
Planned Duration: 12 months (52 weeks)
Actual Duration: 10.5 months (46 weeks to substantial completion)
Schedule Performance: 8 weeks ahead of schedule
Key Dates:
- Groundbreaking: October 1, 2018
- Tower A Topped Out: March 5, 2019 (Week 23)
- Tower B Topped Out: March 27, 2019 (Week 26)
- Tower A Substantial Completion: June 19, 2019 (Week 43)
- Tower B Substantial Completion: July 16, 2019 (Week 47)
- Tower A Certificate of Occupancy: July 1, 2019
- Tower B Certificate of Occupancy: August 6, 2019
- Project Completion: August 21, 2019
SAFETY PERFORMANCE
Total Manhours: 1,450,000 hours (145 workers × 10.5 months × 1,000 hours/month average)
Lost-Time Accidents: 0
Recordable Incidents: 3 (all minor first aid)
Days Without Lost-Time Accident: 320 days
Safety Rating: EXEMPLARY - Perfect safety record
PRODUCTION STATISTICS
Concrete Placed:
- Foundation mats: 2,400 m³ (1,200 m³ per tower)
- Structural decks: 18,000 m³ (450 m³ per floor × 40 floors)
- Core walls: 3,600 m³
- Total: 24,000 m³ of concrete
Structural Steel Erected:
- Total: 4,000 tonnes (2,000 tonnes per tower)
- Columns, beams, connections for 40 floors
Curtain Wall Installed:
- Total: 28,000 m² of glass curtain wall system
Interior Finishes:
- Drywall: 120,000 m²
- Painting: 240,000 m² (two coats)
- Flooring: 38,000 m² (40,000 m² gross less corridors/MEP)
- Tile: 8,000 m² (bathrooms/kitchens)
- Cabinets: 580 kitchens, 580 bathrooms
MEP Installations:
- Electrical: 145 km of conduit, 12,000 devices
- Mechanical: 80 km of ductwork, 40 VAV boxes per floor
- Plumbing: 60 km of piping, 2,320 fixtures
- Fire Protection: 30 km of sprinkler piping, 4,800 sprinkler heads
- Elevators: 8 passenger elevators (4 per tower), 2 service elevators
WORKFORCE STATISTICS
Total Workers: 145 personnel at peak
Countries Represented: 47 nations
Average Age: 35 years
Gender Distribution: 95% male, 5% female
Average Experience: 12 years in construction
Worker Hours by Trade:
- Structural (steel/concrete): 380,000 hours
- MEP: 420,000 hours
- Finishing trades: 380,000 hours
- Management/supervision: 150,000 hours
- Other: 120,000 hours
COST PERFORMANCE
Final Project Cost: Within 2% of budget (exemplary cost control)
Major Cost Categories:
- Structural: 30% of budget
- MEP: 28% of budget
- Finishes: 22% of budget
- Labour: 15% of budget
- Management/overhead: 5% of budget
QUALITY PERFORMANCE
Quality Metrics:
- Concrete strength tests: 100% passing
- Steel weld inspections: 99.8% first-time pass rate
- MEP system tests: 100% passing
- Final inspections: Zero major deficiencies
- Punch list items: < 150 total items both towers (exceptionally low)
Quality Rating: EXEMPLARY
LESSONS LEARNED
SUCCESSES
- 24/7 Operations: Three-shift coverage maintained productivity despite challenges
- Safety Culture: Zero lost-time accidents demonstrates exceptional safety leadership
- Portal Logistics: Five-portal material delivery system worked efficiently
- Crew Diversity: 47 nationalities worked harmoniously with minimal conflict
- Schedule Performance: 8 weeks ahead of schedule unprecedented for project scale
- Quality Control: Systematic QC program resulted in near-zero defects
- MEP Coordination: Early coordination prevented conflicts and rework
CHALLENGES OVERCOME
- Desert Climate: Extreme heat required schedule adjustments and worker welfare programs
- Cultural Integration: 47 nationalities required sensitive management and translation support
- Material Logistics: Portal delivery required careful coordination and sequencing
- Worker Housing: Tent city/temporary housing required constant maintenance
- Homesickness: Many workers struggled with irreversible choice to leave Earth
- Communication: Language barriers required bilingual supervisors and patience
RECOMMENDATIONS FOR FUTURE PROJECTS
- Worker Welfare: Invest heavily in housing, food, recreation, and mental health support
- Cultural Liaisons: Assign cultural liaisons for major nationality groups
- Family Support: Allow families to follow successful workers when possible
- Portal Logistics: Consider more portals for larger projects
- Pre-fabrication: Increase pre-fabrication on Earth to reduce site work
- Technology: Invest in BIM and coordination technology earlier
- Training: Provide cross-cultural training before portal entry
CRITICAL PATH ANALYSIS
CRITICAL ACTIVITIES (Zero Float)
- Foundation & Substructure (Weeks 1-8): Any delay would impact entire schedule
- Structural Steel Erection (Weeks 6-26): Longest duration activity, drives schedule
- Concrete Deck Pours (Weeks 8-26): Parallel to steel, must maintain pace
- Building Enclosure (Weeks 20-36): Required before interior finishes
- MEP Rough-in (Weeks 16-32): Must follow structure closely
- Interior Finishes (Weeks 28-48): Sequential and labour-intensive
- Systems Commissioning (Weeks 44-52): Cannot occupy without commissioning
NON-CRITICAL ACTIVITIES (With Float)
- Site Utilities (1-2 weeks float): Could delay slightly without impact
- Landscaping (4 weeks float): Not on critical path
- Temporary Facilities (2 weeks float): Flexible scheduling
- Final Punch List (2 weeks float): Could extend slightly
SCHEDULE COMPRESSION TECHNIQUES USED
- Fast-Tracking: Overlapped structural and MEP activities
- Increased Shifts: 24/7 operations versus typical two-shift schedule
- Prefabrication: Maximised off-site fabrication (steel, MEP assemblies)
- Parallel Operations: Two towers progressed simultaneously
- Accelerated Curing: Used high-early strength concrete where applicable
- Increased Labour: Peak workforce of 145 versus typical 100-120
CONCLUSION
The Arlington construction project stands as a testament to what can be achieved when skilled workers from across Earth unite with a common purpose. In just 10.5 months, 145 individuals from 47 nations erected twin 20-storey towers in an alien world, completing the project 8 weeks ahead of schedule with a perfect safety record.
Every concrete pour, every steel beam erected, every finish applied represented not just construction activity, but the irreversible commitment of workers who left families, homes, and their entire world behind to build a new civilization.
The towers they built will stand for generations as a monument to human cooperation, skill, and courage.
The Arlington Project: October 2018 - August 2019
"Built by 145 hands from 47 nations. A monument to human determination."
Document Status: COMPLETE
Total Project Duration: 10.5 months (46 weeks to substantial completion)
Schedule Performance: 8 weeks ahead of original 12-month schedule
Safety Performance: Zero lost-time accidents
Quality Performance: Exemplary
Master Timeline Complete
