12 June 2013 1World Trade Center - CSI
12 June 2013 World Trade Center - CSI 2
12 June 2013 World Trade Center - CSI 3
The World Trade Center
• The Tragedy & Aftermath
• The New World Trade Center
• Organization
• Leadership
• Management
• Update – recent events
• What you can do
12 June 2013 4World Trade Center - CSI
12 June 2013 5World Trade Center - CSI
The Tragedy & Aftermath
12 June 2013 6World Trade Center - CSI
Agenda
12 June 2013 7World Trade Center - CSI
Agenda
12 June 2013 8World Trade Center - CSI
Agenda
12 June 2013 9World Trade Center - CSI
Agenda
12 June 2013 10World Trade Center - CSI
12 June 2013 11World Trade Center - CSI
12
• Transportation Hub
• Tower 1
• Tower 2
• Tower 3
• Tower 4
• Tower 5
• Tower 7
• Memorial & Museum
• Retail Complex
• Vehicle Security Center
• Performing Arts Center
• Streets & Open Spaces
Tower 6
Vehicle Security Center
Project Office
12 June 2013 World Trade Center - CSI
Today
12 June 2013 World Trade Center - CSI 13
12 June 2013 14World Trade Center - CSI
12 June 2013 World Trade Center - CSI 15
North Tower
South Tower
Tower 1
Tower 7
Tower 2
Tower 3
Tower 4
PAC
WTC 5
WTC 7
WTC 4
WTC 6
Before 9/11
New Design
12 June 2013 16World Trade Center - CSI
12 June 2013 World Trade Center - CSI 17
North Tower
South Tower
Tower 1
Tower 2
Tower 3 Tower 4
Before 9/11
New Design
North Tower
Tower 1
Tower 7
Tower 2
Tower 3
Tower 4
WTC 7
PACOculus
Pavilion
VSC
WTC 4
WTC 5
WTC 3
WTC 6
South Tower
12 June 2013 18World Trade Center - CSI
12 June 2013 19World Trade Center - CSI
12 June 2013 World Trade Center - CSI 20
New Former New Former New Former New Former New Former New Former New Former
Tower # 1 1 2 2 3 3 4 4 5 5 6 6 7 7
Antenna, ft 1776 1727 1350 1240
Roof, ft 1368 1368 1270 1362 1155 242 974.8 118 743 118 105 741 610
Top Floor, ft 1314 1347 1270 1341 1155
Floors Count 105 110 88 110 80 22 72 9 42 9 8 52 47
Area, M ft2
2.60 4.30 2.53 4.30 2.00 0#
1.80 0.50 1.30 0.50 0.50 1.70 1.87
#
unknown
New Former
Total Area
M ft2 11.93 11.97
WTC: Former versus New
12 June 2013 World Trade Center - CSI 21
22
Towers
Tower Antenna
Roof (Feet)
Floors Floor Area (SF)
Million
1
1776
1368
105 2.6
2
1350
1270
79 2.5
3
1240
1155
71 2.0
4
-
975
64 1.8
5
-
743
42 1.3
7
-
741
52 1.7
12 June 2013 World Trade Center - CSI
12 June 2013 World Trade Center - CSI 23
24
Towers
Tower Antenna
Roof (Feet)
Floors Floor Area (SF)
Million
1
1776
1368
105 2.6
2
1350
1270
79 2.5
3
1240
1155
71 2.0
4
-
975
64 1.8
5
-
743
42 1.3
7
-
741
52 1.7
12 June 2013 World Trade Center - CSI
12 June 2013 World Trade Center - CSI 25
26
Towers
Tower Antenna
Roof (Feet)
Floors Floor Area (SF)
Million
1
1776
1368
105 2.6
2
1350
1270
79 2.5
3
1240
1155
71 2.0
4
-
975
64 1.8
5
-
743
42 1.3
7
-
741
52 1.7
12 June 2013 World Trade Center - CSI
12 June 2013 27
Transportation Hub
• Between Towers 2 & 3
• 800,000 SF
• 250,000 pedestrians per day
• Multi-story central transit hall
– lower concourse
– upper (balcony) concourse
– public waiting area
– first-class retail amenities (200,000 SF)
• Enhanced permanent PATH facilities
& services
• Integrated network of underground
pedestrian connections
World Trade Center - CSI
12 June 2013 28World Trade Center - CSI
29
Towers
Tower Antenna
Roof (Feet)
Floors Floor Area (SF)
Million
1
1776
1368
105 2.6
2
1350
1270
79 2.5
3
1240
1155
71 2.0
4
-
975
64 1.8
5
-
743
42 1.3
7
-
741
52 1.7
12 June 2013 World Trade Center - CSI
12 June 2013 World Trade Center - CSI 30
N
31
Towers
Tower Antenna
Roof (Feet)
Floors Floor Area (SF)
Million
1
1776
1368
105 2.6
2
1350
1270
79 2.5
3
1240
1155
71 2.0
4
-
975
64 1.8
5
-
743
42 1.3
7
-
741
52 1.7
12 June 2013 World Trade Center - CSI
12 June 2013 World Trade Center - CSI 32
33
Towers
Tower Antenna
Roof (Feet)
Floors Floor Area (SF)
Million
1
1776
1368
105 2.6
2
1350
1270
79 2.5
3
1240
1155
71 2.0
4
-
975
64 1.8
5
-
743
42 1.3
7
-
741
52 1.7
12 June 2013 World Trade Center - CSI
12 June 2013 World Trade Center - CSI 34
35
• Transportation Hub
• Tower 1
• Tower 2
• Tower 3
• Tower 4
• Tower 5
• Tower 7
• Memorial & Museum
• Retail Complex
• Vehicle Security Center
• Performing Arts Center
• Streets & Open Spaces
Tower 6
Vehicle Security Center
Project Office
12 June 2013 World Trade Center - CSI
12 June 2013 36World Trade Center - CSI
37
Memorial & Museum
• Two massive pools (nearly 1 acre each)
• Names inscribed edges of pools
• Eight-acre landscaped plaza (300+ trees)
• Museum below grade
12 June 2013 World Trade Center - CSI
12 June 2013 World Trade Center - CSI 38
• Transportation Hub
• Tower 1
• Tower 2
• Tower 3
• Tower 4
• Tower 5
• Tower 7
• Memorial & Museum
• Retail Complex
• Vehicle Security Center
• Performing Arts Center
• Streets & Open Spaces
Tower 6
Vehicle Security Center
Project Office
World Trade Center - CSI 3912 June 201312 June 2013
40
Retail Complex
• 500,000 SF
• Six levels
– Two-levels below-grade concourse
• World Financial Center to Fulton Street Transit Center
• Below-grade Transportation Hub
– Street level
• Church Street, Cortlandt Way, Dey Street
– Three-levels
• Office towers
12 June 2013 World Trade Center - CSI
41
More WTC
• Vehicle Security Center
– Below-grade
– Screening of vehicles
– Access to facilities
• Performing Arts Center
– Permanent home of Joyce Center
• Streets & Open Spaces
• Progress
– http://wtcprogress.com/
– Progress photos
12 June 2013 World Trade Center - CSI
Organization: Our Purpose
We create value by reducing &
eliminating friction in construction.
Availability
Accuracy
Advice
Anticipate
Simplify
Coordinate
Recommend
Visibility & Tracking
Value
Revolution of new ideas
Safety
12 June 2013 42World Trade Center - CSI
Our Core Values
We always do what is right.
We are better together.
We strive to improve and exceed expectations.
We appreciate others and care about the wider communities.
12 June 2013 43World Trade Center - CSI
Our Role
• Client: Port Authority of NY & NJ
• Professional Services
– Construction Management - Transportation Hub
– Coordination of Site Construction Logistics
• Joint Venture
– PB & URS
– Supplemented with 3rd party consultants
– US$ 100 million
– 1 Nov 2006
– 5 years, three 1-year extensions
12 June 2013 44World Trade Center - CSI
Our Client: Port Authority
of New York & New Jersey
• Conceives, builds, operates and maintains critical
infrastructure
• Simple mission: To keep the region moving
– Owner’s Controlled Insurance Program (OCIP)
– Safety Team
– Police Force
– Aide Station
– Security Force
– Railroad/subway (east-west)
12 June 2013 45World Trade Center - CSI
Our Scope of Work
Staff support in the construction management of all activities for WTC
Pre-construction & construction phases Environmental compliance
Value engineering Quality Assurance & Quality Control
Material availability & risk assessment Site safety & health management
Construction inspection Scheduling
Contract administration Cost management
Document control & records management Procurement management
Technical engineering expertise &
support
Estimating (independent)
Design development exercises for
constructability & bidability
Minority & Women Owned Businesses
compliance monitoring
Integrated staff: embedded with client
12 June 2013 46World Trade Center - CSI
Leadership
• Doing the right things
• Make our client look good
• Create solutions
• Obstacle removal
• Safety
• Communications
• Budget
12 June 2013 47World Trade Center - CSI
Start with the end in mind
12 June 2013 World Trade Center - CSI 48
Safety
12 June 2013 World Trade Center - CSI 49
Safety Management System
Tracking Tool (SMST2)
• New Idea
• In-house creation
• Web-based application
• Real-time
• Visibility & Tracking
– Email notification of Incidents & Observations
– Trend Analysis
• Indicators
– Lagging
– Leading
12 June 2013 World Trade Center - CSI 50
12 June 2013 World Trade Center - CSI 51
12 June 2013 World Trade Center - CSI 52
12 June 2013 World Trade Center - CSI 53
Communications
• Client’s eyes & ears
• Integrated into the team
• Each day
• Every day
• Without exception
You can not over-communicate!
12 June 2013 54World Trade Center - CSI
Budget
• The budget is yours, not the finance people
• Frequent review
• Inception to Date (ITD) – Actual Costs
• Estimate to Complete (ETC) – Forecast
• Estimate at Completion (EAC) – ITD + ETC
12 June 2013 World Trade Center - CSI 55
Management
• Doing things right
• 4D Modeling
• Security
• Site Logistics
• Communications
12 June 2013 56World Trade Center - CSI
Anticipate
Simplify
Coordinate
Recommend
12 June 2013 World Trade Center - CSI 57
12 June 2013 World Trade Center - CSI 58
Overcoming Challenges
• Clash Detection
• Construction Sequence Analysis
• Scenario Development
See it before you build it
12 June 2013 World Trade Center - CSI 59
Samples of 4D Modeling
12 June 2013 World Trade Center - CSI 60
Site Logistics
• Phasing and Staging Work
• Security
• Communications
– Weekly Meetings
12 June 2013 World Trade Center - CSI 61
Phasing & Staging Work
12 June 2013 World Trade Center - CSI 62
6 Month Look Ahead
Daily Manpower Analysis
Trucking Analysis
12 June 2013 World Trade Center - CSI 63
Trucking Histogram
12 June 2013 World Trade Center - CSI 64
Security
Security Fence
•Hardened Perimeter
•Fencing standards
•Fence graphics
•Studies
•Barriers
•Access – gates
•Iris scan
12 June 2013 World Trade Center - CSI
65
Iris Scan
Communications
• Weekly Meeting Thursday 0900 hours
• Walk the site by video
• To prepare for the ‘walk about’ on Friday
• Each stake holder briefs
• Non-confrontational
• Informative
• Issue identification
• Not Issue resolution
12 June 2013 66World Trade Center - CSI
12 June 2013 67World Trade Center - CSI
Communications
• Monthly updates with PATH*
• Weekly PATH ‘on the tracks’ class
• Weekly interface meetings
• Logistics coordination
• Site-wide Construction
• West Bathtub
• East Bathtub
• Contractor Coordination
12 June 2013 68World Trade Center - CSI
Port Authority Trans Hudson
12 June 2013 World Trade Center - CSI 69
Daily Narrative Report
• Each day
• Every day
• Without exception
• Web-based
Update – recent events
12 June 2013 70World Trade Center - CSI
10 May 2013
• Tallest building in USA
• Tallest building in western hemisphere
• 3rd tallest building in world
– Burj Khalifa Dubai – 2,722 feet
– Tokyo Sky Tree Tokyo – 2,080 feet
12 June 2013 World Trade Center - CSI 71
12 June 2013 World Trade Center - CSI 72
12 June 2013 World Trade Center - CSI 73
12 June 2013 World Trade Center - CSI 74
12 June 2013 World Trade Center - CSI 75
12 June 2013 World Trade Center - CSI 76
12 June 2013 World Trade Center - CSI 77
12 June 2013 World Trade Center - CSI 78
12 June 2013 World Trade Center - CSI 79
What you can do
12 June 2013 80World Trade Center - CSI
https://www.911memorial.org/visitor-passes
12 June 2013 World Trade Center - CSI 81
12 June 2013 World Trade Center - CSI 82
12 June 2013 83World Trade Center - CSI

Program and Project Management at the New World Trade Center

  • 1.
    12 June 20131World Trade Center - CSI
  • 2.
    12 June 2013World Trade Center - CSI 2
  • 3.
    12 June 2013World Trade Center - CSI 3 The World Trade Center
  • 4.
    • The Tragedy& Aftermath • The New World Trade Center • Organization • Leadership • Management • Update – recent events • What you can do 12 June 2013 4World Trade Center - CSI
  • 5.
    12 June 20135World Trade Center - CSI The Tragedy & Aftermath
  • 6.
    12 June 20136World Trade Center - CSI
  • 7.
    Agenda 12 June 20137World Trade Center - CSI
  • 8.
    Agenda 12 June 20138World Trade Center - CSI
  • 9.
    Agenda 12 June 20139World Trade Center - CSI
  • 10.
    Agenda 12 June 201310World Trade Center - CSI
  • 11.
    12 June 201311World Trade Center - CSI
  • 12.
    12 • Transportation Hub •Tower 1 • Tower 2 • Tower 3 • Tower 4 • Tower 5 • Tower 7 • Memorial & Museum • Retail Complex • Vehicle Security Center • Performing Arts Center • Streets & Open Spaces Tower 6 Vehicle Security Center Project Office 12 June 2013 World Trade Center - CSI
  • 13.
    Today 12 June 2013World Trade Center - CSI 13
  • 14.
    12 June 201314World Trade Center - CSI
  • 15.
    12 June 2013World Trade Center - CSI 15
  • 16.
    North Tower South Tower Tower1 Tower 7 Tower 2 Tower 3 Tower 4 PAC WTC 5 WTC 7 WTC 4 WTC 6 Before 9/11 New Design 12 June 2013 16World Trade Center - CSI
  • 17.
    12 June 2013World Trade Center - CSI 17 North Tower South Tower Tower 1 Tower 2 Tower 3 Tower 4
  • 18.
    Before 9/11 New Design NorthTower Tower 1 Tower 7 Tower 2 Tower 3 Tower 4 WTC 7 PACOculus Pavilion VSC WTC 4 WTC 5 WTC 3 WTC 6 South Tower 12 June 2013 18World Trade Center - CSI
  • 19.
    12 June 201319World Trade Center - CSI
  • 20.
    12 June 2013World Trade Center - CSI 20 New Former New Former New Former New Former New Former New Former New Former Tower # 1 1 2 2 3 3 4 4 5 5 6 6 7 7 Antenna, ft 1776 1727 1350 1240 Roof, ft 1368 1368 1270 1362 1155 242 974.8 118 743 118 105 741 610 Top Floor, ft 1314 1347 1270 1341 1155 Floors Count 105 110 88 110 80 22 72 9 42 9 8 52 47 Area, M ft2 2.60 4.30 2.53 4.30 2.00 0# 1.80 0.50 1.30 0.50 0.50 1.70 1.87 # unknown New Former Total Area M ft2 11.93 11.97 WTC: Former versus New
  • 21.
    12 June 2013World Trade Center - CSI 21
  • 22.
    22 Towers Tower Antenna Roof (Feet) FloorsFloor Area (SF) Million 1 1776 1368 105 2.6 2 1350 1270 79 2.5 3 1240 1155 71 2.0 4 - 975 64 1.8 5 - 743 42 1.3 7 - 741 52 1.7 12 June 2013 World Trade Center - CSI
  • 23.
    12 June 2013World Trade Center - CSI 23
  • 24.
    24 Towers Tower Antenna Roof (Feet) FloorsFloor Area (SF) Million 1 1776 1368 105 2.6 2 1350 1270 79 2.5 3 1240 1155 71 2.0 4 - 975 64 1.8 5 - 743 42 1.3 7 - 741 52 1.7 12 June 2013 World Trade Center - CSI
  • 25.
    12 June 2013World Trade Center - CSI 25
  • 26.
    26 Towers Tower Antenna Roof (Feet) FloorsFloor Area (SF) Million 1 1776 1368 105 2.6 2 1350 1270 79 2.5 3 1240 1155 71 2.0 4 - 975 64 1.8 5 - 743 42 1.3 7 - 741 52 1.7 12 June 2013 World Trade Center - CSI
  • 27.
    12 June 201327 Transportation Hub • Between Towers 2 & 3 • 800,000 SF • 250,000 pedestrians per day • Multi-story central transit hall – lower concourse – upper (balcony) concourse – public waiting area – first-class retail amenities (200,000 SF) • Enhanced permanent PATH facilities & services • Integrated network of underground pedestrian connections World Trade Center - CSI
  • 28.
    12 June 201328World Trade Center - CSI
  • 29.
    29 Towers Tower Antenna Roof (Feet) FloorsFloor Area (SF) Million 1 1776 1368 105 2.6 2 1350 1270 79 2.5 3 1240 1155 71 2.0 4 - 975 64 1.8 5 - 743 42 1.3 7 - 741 52 1.7 12 June 2013 World Trade Center - CSI
  • 30.
    12 June 2013World Trade Center - CSI 30 N
  • 31.
    31 Towers Tower Antenna Roof (Feet) FloorsFloor Area (SF) Million 1 1776 1368 105 2.6 2 1350 1270 79 2.5 3 1240 1155 71 2.0 4 - 975 64 1.8 5 - 743 42 1.3 7 - 741 52 1.7 12 June 2013 World Trade Center - CSI
  • 32.
    12 June 2013World Trade Center - CSI 32
  • 33.
    33 Towers Tower Antenna Roof (Feet) FloorsFloor Area (SF) Million 1 1776 1368 105 2.6 2 1350 1270 79 2.5 3 1240 1155 71 2.0 4 - 975 64 1.8 5 - 743 42 1.3 7 - 741 52 1.7 12 June 2013 World Trade Center - CSI
  • 34.
    12 June 2013World Trade Center - CSI 34
  • 35.
    35 • Transportation Hub •Tower 1 • Tower 2 • Tower 3 • Tower 4 • Tower 5 • Tower 7 • Memorial & Museum • Retail Complex • Vehicle Security Center • Performing Arts Center • Streets & Open Spaces Tower 6 Vehicle Security Center Project Office 12 June 2013 World Trade Center - CSI
  • 36.
    12 June 201336World Trade Center - CSI
  • 37.
    37 Memorial & Museum •Two massive pools (nearly 1 acre each) • Names inscribed edges of pools • Eight-acre landscaped plaza (300+ trees) • Museum below grade 12 June 2013 World Trade Center - CSI
  • 38.
    12 June 2013World Trade Center - CSI 38
  • 39.
    • Transportation Hub •Tower 1 • Tower 2 • Tower 3 • Tower 4 • Tower 5 • Tower 7 • Memorial & Museum • Retail Complex • Vehicle Security Center • Performing Arts Center • Streets & Open Spaces Tower 6 Vehicle Security Center Project Office World Trade Center - CSI 3912 June 201312 June 2013
  • 40.
    40 Retail Complex • 500,000SF • Six levels – Two-levels below-grade concourse • World Financial Center to Fulton Street Transit Center • Below-grade Transportation Hub – Street level • Church Street, Cortlandt Way, Dey Street – Three-levels • Office towers 12 June 2013 World Trade Center - CSI
  • 41.
    41 More WTC • VehicleSecurity Center – Below-grade – Screening of vehicles – Access to facilities • Performing Arts Center – Permanent home of Joyce Center • Streets & Open Spaces • Progress – http://wtcprogress.com/ – Progress photos 12 June 2013 World Trade Center - CSI
  • 42.
    Organization: Our Purpose Wecreate value by reducing & eliminating friction in construction. Availability Accuracy Advice Anticipate Simplify Coordinate Recommend Visibility & Tracking Value Revolution of new ideas Safety 12 June 2013 42World Trade Center - CSI
  • 43.
    Our Core Values Wealways do what is right. We are better together. We strive to improve and exceed expectations. We appreciate others and care about the wider communities. 12 June 2013 43World Trade Center - CSI
  • 44.
    Our Role • Client:Port Authority of NY & NJ • Professional Services – Construction Management - Transportation Hub – Coordination of Site Construction Logistics • Joint Venture – PB & URS – Supplemented with 3rd party consultants – US$ 100 million – 1 Nov 2006 – 5 years, three 1-year extensions 12 June 2013 44World Trade Center - CSI
  • 45.
    Our Client: PortAuthority of New York & New Jersey • Conceives, builds, operates and maintains critical infrastructure • Simple mission: To keep the region moving – Owner’s Controlled Insurance Program (OCIP) – Safety Team – Police Force – Aide Station – Security Force – Railroad/subway (east-west) 12 June 2013 45World Trade Center - CSI
  • 46.
    Our Scope ofWork Staff support in the construction management of all activities for WTC Pre-construction & construction phases Environmental compliance Value engineering Quality Assurance & Quality Control Material availability & risk assessment Site safety & health management Construction inspection Scheduling Contract administration Cost management Document control & records management Procurement management Technical engineering expertise & support Estimating (independent) Design development exercises for constructability & bidability Minority & Women Owned Businesses compliance monitoring Integrated staff: embedded with client 12 June 2013 46World Trade Center - CSI
  • 47.
    Leadership • Doing theright things • Make our client look good • Create solutions • Obstacle removal • Safety • Communications • Budget 12 June 2013 47World Trade Center - CSI Start with the end in mind
  • 48.
    12 June 2013World Trade Center - CSI 48 Safety
  • 49.
    12 June 2013World Trade Center - CSI 49 Safety Management System Tracking Tool (SMST2) • New Idea • In-house creation • Web-based application • Real-time • Visibility & Tracking – Email notification of Incidents & Observations – Trend Analysis • Indicators – Lagging – Leading
  • 50.
    12 June 2013World Trade Center - CSI 50
  • 51.
    12 June 2013World Trade Center - CSI 51
  • 52.
    12 June 2013World Trade Center - CSI 52
  • 53.
    12 June 2013World Trade Center - CSI 53
  • 54.
    Communications • Client’s eyes& ears • Integrated into the team • Each day • Every day • Without exception You can not over-communicate! 12 June 2013 54World Trade Center - CSI
  • 55.
    Budget • The budgetis yours, not the finance people • Frequent review • Inception to Date (ITD) – Actual Costs • Estimate to Complete (ETC) – Forecast • Estimate at Completion (EAC) – ITD + ETC 12 June 2013 World Trade Center - CSI 55
  • 56.
    Management • Doing thingsright • 4D Modeling • Security • Site Logistics • Communications 12 June 2013 56World Trade Center - CSI Anticipate Simplify Coordinate Recommend
  • 57.
    12 June 2013World Trade Center - CSI 57
  • 58.
    12 June 2013World Trade Center - CSI 58 Overcoming Challenges • Clash Detection • Construction Sequence Analysis • Scenario Development See it before you build it
  • 59.
    12 June 2013World Trade Center - CSI 59 Samples of 4D Modeling
  • 60.
    12 June 2013World Trade Center - CSI 60 Site Logistics • Phasing and Staging Work • Security • Communications – Weekly Meetings
  • 61.
    12 June 2013World Trade Center - CSI 61 Phasing & Staging Work
  • 62.
    12 June 2013World Trade Center - CSI 62 6 Month Look Ahead Daily Manpower Analysis Trucking Analysis
  • 63.
    12 June 2013World Trade Center - CSI 63 Trucking Histogram
  • 64.
    12 June 2013World Trade Center - CSI 64 Security Security Fence •Hardened Perimeter •Fencing standards •Fence graphics •Studies •Barriers •Access – gates •Iris scan
  • 65.
    12 June 2013World Trade Center - CSI 65 Iris Scan
  • 66.
    Communications • Weekly MeetingThursday 0900 hours • Walk the site by video • To prepare for the ‘walk about’ on Friday • Each stake holder briefs • Non-confrontational • Informative • Issue identification • Not Issue resolution 12 June 2013 66World Trade Center - CSI
  • 67.
    12 June 201367World Trade Center - CSI
  • 68.
    Communications • Monthly updateswith PATH* • Weekly PATH ‘on the tracks’ class • Weekly interface meetings • Logistics coordination • Site-wide Construction • West Bathtub • East Bathtub • Contractor Coordination 12 June 2013 68World Trade Center - CSI Port Authority Trans Hudson
  • 69.
    12 June 2013World Trade Center - CSI 69 Daily Narrative Report • Each day • Every day • Without exception • Web-based
  • 70.
    Update – recentevents 12 June 2013 70World Trade Center - CSI
  • 71.
    10 May 2013 •Tallest building in USA • Tallest building in western hemisphere • 3rd tallest building in world – Burj Khalifa Dubai – 2,722 feet – Tokyo Sky Tree Tokyo – 2,080 feet 12 June 2013 World Trade Center - CSI 71
  • 72.
    12 June 2013World Trade Center - CSI 72
  • 73.
    12 June 2013World Trade Center - CSI 73
  • 74.
    12 June 2013World Trade Center - CSI 74
  • 75.
    12 June 2013World Trade Center - CSI 75
  • 76.
    12 June 2013World Trade Center - CSI 76
  • 77.
    12 June 2013World Trade Center - CSI 77
  • 78.
    12 June 2013World Trade Center - CSI 78
  • 79.
    12 June 2013World Trade Center - CSI 79
  • 80.
    What you cando 12 June 2013 80World Trade Center - CSI
  • 81.
  • 82.
    12 June 2013World Trade Center - CSI 82
  • 83.
    12 June 201383World Trade Center - CSI