Download presentation
Presentation is loading. Please wait.
Published byLuke Little Modified over 9 years ago
1
IBTTA April 19, 2009 Bay Area Toll Authority San Francisco-Oakland Bay Bridge East Span Seismic Replacement Project
2
Loma Prieta Earthquake (1989)
3
New East Span of San Francisco-Oakland Bay Bridge
4
Self Anchored Suspension Span (SAS)
5
A long history…. Extensive Public Input Multiple Design Alternatives Multiple Administrations September 11 Single Bid
6
On the right track…. Accountable Project Delivery –AB 144 established the Toll Bridge Program Oversight Committee, composed of Director of the California Department of Transportation (Caltrans), and the Executive Directors of the California Transportation Commission (CTC) and the Bay Area Toll Authority (BATA), to be accountable for delivering the seismic project. WILL KEMPTON Director California Department of Transportation STEVE HEMINGER Executive Director Bay Area Toll Authority Bimla Rheinhart Executive Director California Transportation Commission
8
2.25 miles ZPMC - Shanghai, China
9
ZPMC Fabrication Facilities
10
Shop Drawing Preparation Sub-Assemblies Fabrication Segment Assembly Blast, Paint & Fit Up Ready To Ship Shop Drawing Preparation Sub-Assemblies Fabrication Segment Assembly Blast, Paint & Fit Up Ready To Ship
11
Steel Roadway Decks Steel Roadway Boxes Under Fabrication
12
Roadway Deck Fabrication Shop Steel Roadway Boxes Under Fabrication
13
Steel Roadway Decks Steel Roadway Boxes Under Fabrication
14
Steel Roadway Boxes Ready for Fit-up
15
Tower Leg Fabrication
17
Tower Leg in Rotating Jig
18
Fabrication Inspection
19
1,700 Ton Shear-leg Crane Barge Undergoing testing
20
Shear-leg Crane Barge Arrival in San Francisco Bay
21
Temporary Supports Temporary Support Structures
22
Temporary Support Truss Looking East Temporary Support Structures
23
Yerba Buena Island Detour Construction
24
Stage 1 - Skid Beams and Temporary Support
25
Stage 2 – Construct New Roll-in Truss
26
Stage 3 – Complete Roll-in Truss
27
Stage 4 – Close Bridge and Cut Loose Roll-out Truss
28
Stage 5 – Roll-out Existing Truss
29
Stage 6 – Roll-in New Truss
30
Stage 7 – Open Detour to Traffic
31
Yerba Buena Island Detour Construction
33
Oakland Touchdown Under Construction
34
Completed Skyway
35
Skyway (2007) Completed Skyway
37
http://bata.mtc.ca.govhttp://bata.mtc.ca.gov
Similar presentations
© 2025 SlidePlayer.com. Inc.
All rights reserved.