girder strengthening 2012-256 - responsive - 5
TRANSCRIPT
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Obtained by Bob Mackin via Freedom of Information
twitter.com/bobmackin
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TechnicalMemorandumCity of Vancouver
Burrard Street BridgeGirder Strengthening
May 2012
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TECHNICAL MEMORANDUM
Table of Contents
SECTION PAGE NO
Table of Contents i
City of Vancouver 1
1 Introduction 1
2 Existing Girders of Concrete Approach Spans 1
5 Closure 5
s.13(1); s.15(1)(l); s.17(1)(c), (d), & (f); s.18(a); and s.19(1)(b)
s.13(1); s.15(1)(l); s.17(1)(c), (d), & (f); s.18(a); and s.19(1)(b)
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TECHNICAL MEMORANDUM
City of VancouverBurrard Street Bridge
Girder Strengthening
Issued: May 9, 2012
Previous Issue: None
1 Introduction
Associated Engineering (AE) was retained by the City of Vancouverto complete the retrofit and
rehabilitation design of theBurrard Street Bridge. As part of that assignment, we developed a
strengthening scheme for the concrete approach spans to allow the bridge to safely carry CSA-
S6 CL625 vehicle loading.
2 Existing Girders of Concrete Approach Spans
The Burrard Street Bridge, shown in Figure 1-1, consists of steel truss main spans and concrete
approach spans.
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City of Vancouver
Type 3 - Bents 10 to 13; 13 to 16; 16 to 19; and P6 to Bent 24. These sections have three-span
continuous girders with span lengths varying from 22.8 to 27.1 m.
Type 4 - Bent 19 to P1 and Bent 24 to North Abutment. These sections have two-span
continuous girders with span lengths varying from 21.1 to 21.9 m.
s.13(1); s.15(1)(l); s.17(1)(c), (d), & (f); s.18(a); and s.19(1)(b)
s ; s ; s c ; s a ; an s
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s. ; s. ; s. c , , ; s. a ; an s.
s ; s ; s c ; s a ; an s
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s. ; s. ; s. c , , ; s. a ; an s.
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s.13(1); s.15(1)(l); s.17(1)(c), (d), & (f); s.18(a); and s.19(1)(b)
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s. ; s. ; s. c , , ; s. a ; an s.
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s. ; s. ; s. c , , ; s. a ; an s.
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s.13(1); s.15(1)(l); s.17(1)(c), (d), & (f); s.18(a); and s.19(1)(b)
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