Integral Abutment Bridge Design 的几篇文献

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3 y$ t$ }& `! l/ O/ G! d) L6 E/ gIntegral Abutment Bridge Design Guidelines(92 Pages)# z$ \6 g, h; B1 a
Integral Abutment Bridge Design Guidelines.pdf (1.59 MB, 下载次数: 78, 售价: 1 元堡币)   |; V0 j: g; N3 I1 b" A) F
TABLE OF CONTENTS
. R8 f9 s" B7 r1 S5 \Table of Contents...........................................................................................................................................vii
% G6 r; q" F6 R3 {$ NIntroduction.....................................................................................................................................................xi
0 S( y. c* T* J5 s0 m$ USECTION 1 Introduction to Integral Abutment Bridges...............................................................................1-1
# G' h# M% Z  Y7 L+ U1.1 Integral Abutment Bridge................................................................................................................1-1, _" y! e+ w3 R) x
1.2 Difference from Conventional Bridges............................................................................................1-1* S% L: |, @9 J3 g
1.3 Document Precedence.....................................................................................................................1-11 j( D. s( Q: E# C- @" U4 p
1.4 Definitions......................................................................................................................................1-1
5 s- A) t% J9 u0 D4 W4 b1.5 Notation..........................................................................................................................................1-3
3 T/ |" d% _- E4 Y2 q: J  `0 sSECTION 2 General Design and Location Features.....................................................................................2-15 u9 j% s; ]# d  Q2 Q1 T1 C% C
2.1 First Choice.....................................................................................................................................2-1( y/ \, |% _% b/ m
2.2 Structure Geometrical Criteria.........................................................................................................2-1
. r, t1 A5 c! M0 s% N2 G2.2.1 Criteria for the Simplified Design Method.............................................................................2-1
9 r$ [% r7 `0 v; F# r" a% Y& y1 y* o2.2.2 Detailed Design for Projects That Exceed the Criteria for Simplified Design......................2-2- n3 {: d) z+ L# l. E
2.2.3 Semi-Integral, Jointed and Other Structural Alternatives......................................................2-2
% N: A  Y( |, u9 v* {( e  v. Z2.3 Laying out the Bridge......................................................................................................................2-3
# o2 S) O. i: l/ K" ?* e  {2.3.1 Conventional Layout..............................................................................................................2-39 y! b5 h) P+ T! c' A/ g
2.3.2 Ideal Layout...........................................................................................................................2-3
) {* I/ c/ Y8 p, o1 f2.4 Hydraulic RequirementS.................................................................................................................2-5
" W7 @: N4 n3 Y. h. U1 `2.4.1 Scour Considerations..............................................................................................................2-6; l- B% E5 V& x8 D* e* C% f
2.4.2 Cofferdam Requirements.......................................................................................................2-66 }+ b6 `( w3 N% _2 B6 e. C# l8 L" x
2.5 Geotechnical...................................................................................................................................2-6
" G1 b( t: F6 X6 iSECTION 3 Loads........................................................................................................................................3-1
) A" T5 ^8 Z; Z5 i! k$ i% u3 J3.1 General Information........................................................................................................................3-1
4 H2 M  h$ f) q% y- h) _. T3.2 Application of Loads.......................................................................................................................3-1
2 l5 v) H/ A6 ]. A) }: {! f3.2.1 Construction Stage.................................................................................................................3-1
0 c+ x0 x+ c) R3 ^5 I' d3.2.1.1 Permanent Dead Loads on Pile Cap..............................................................................3-1
1 K( ?- g+ U: _( n* o3.2.1.2 Construction Dead and Live Loads...............................................................................3-1
" c8 S. g$ j* T3.2.1.3 Permanent Dead Load on Piles.....................................................................................3-1& p" I) |/ u& h/ Q" e' k9 M2 M
3.2.2 Final Stage.............................................................................................................................3-1& @% k* T: }2 Q& [
3.2.2.1 Composite Permanent Dead Loads...............................................................................3-2
) C; J9 C  P9 z3.2.2.2 Live Loads....................................................................................................................3-2+ c+ o; ~1 T9 ?: Y7 x/ o9 J1 A. \
3.2.2.3 Longitudinal Effects.....................................................................................................3-2
' i% f  F/ x1 r0 l# c( L3.2.2.4 Earth Loads...................................................................................................................3-2" L" u6 ~% K: O0 E, V# n1 b
SECTION 4 Structural Analysis and Evaluation...........................................................................................4-15 I* H0 Z6 S) ~0 G
4.1 General Information........................................................................................................................4-1
1 r. l* s% U$ @7 V0 P4.2 Structural Design Criteria................................................................................................................4-1
0 V1 k' K3 o( H" ^4.3 Design Methodology......................................................................................................................4-1; ?' b  k0 j  z* \! s. w
4.3.1 Simplified Design Method.....................................................................................................4-1
% x8 e+ B+ s% x4.3.2 Detailed Design......................................................................................................................4-2
7 B3 o+ {: r1 G1 }& h  D, w4.4 Superstructure.................................................................................................................................4-2( U$ D  w# {5 k/ B" A! L
4.4.1 Bridge End and Anchorage General Details..........................................................................4-2
3 M3 d( m8 Z- J5 h' G+ e" G7 `! E4.5 Substructure....................................................................................................................................4-3$ j  b) w+ z( Y- [: h& J! a6 D. U
4.5.1 Abutment Movement..............................................................................................................4-3
: Z+ s+ q* x( `- v" J0 N; H# r- b4.5.1.1 Thermal Movement.......................................................................................................4-3' ^% {* v! L' J) d" x! H
4.5.1.2 Shrinkage and Creep.....................................................................................................4-4
- X0 [+ ^. P4 L# j. 2009 by the Structures Section, Program Development Division
) R' S7 }( ~  I% L/ a$ \Vermont Agency of Transportation
# V; N3 W% s  r8 D8 {5 Pviii 2008VTRANS INTEGRAL ABUTMENT DESIGN GUIDELINE
6 N' H9 g. M- k- [6 R- \" z  |4.5.1.3 Total Allowable Movement..........................................................................................4-4
0 A2 ^4 X# @4 C7 U4.5.1.4 Grade of Steel...............................................................................................................4-4
, t0 A8 X3 ]+ d& X6 N8 F2 B6 Q4.5.1.5 Pile Selection................................................................................................................4-49 Y0 v! l3 _. z/ Y& G5 C
4.5.1.6 Pile Orientation.............................................................................................................4-9( E& H$ K. ]& v1 I- S; V% O
4.5.2 Pile Design............................................................................................................................4-9
) Z% h! S8 V& h* ?) Q( g4.5.2.1 L-Pile Software Analysis............................................................................................4-11# Y: Q! i" k+ B* F, ?
4.5.2.1.1 Lateral Load at Pile Head.......................................................................................4-11, ^: O; d9 y1 Z
4.5.2.1.2 Pile Deflection and Moment..................................................................................4-11: `1 A  C" J5 R, X' P& `7 g. k# t
4.5.2.1.3 Unbraced Lengths..................................................................................................4-12
0 B* \, u5 ]; g4 [0 y4 e- b4.5.2.1.4 Depth to Fixity.......................................................................................................4-124 z2 H0 f7 Z5 z, ~! Q7 X1 D$ J
4.5.2.2 Combined Axial Compression and Flexure................................................................4-16/ b& A1 c2 F  j
4.5.3 Pile Cap...............................................................................................................................4-16% o* L+ r* o, V$ w
4.5.4 Wingwall Design..................................................................................................................4-16  n6 }# K( V) K- M0 N' i' {5 T
4.6 Project Notes and Special Provisions............................................................................................4-16
0 R5 \, _# E8 F4.7 Load Rating..................................................................................................................................4-16# d0 b/ ]+ T; J4 |" X
SECTION 5 Concrete Structures...................................................................................................................5-1
/ A+ E* F- C( u& a5.1 General Information........................................................................................................................5-1
" G; u/ x5 W. R% U1 {( M5.2 Prestress Superstructure Specific Details........................................................................................5-1
( r& {5 Q) o1 n) [5.2.1 Voided Slab and Box Beam Bridge Decks............................................................................5-1" Z3 Y) P8 X, m% _/ G! j, d
5.2.2 Northeast Bulb-T (NEBT)......................................................................................................5-2( m8 ?& `) ]; O" R
5.2.2.1 Cast-In-Place Concrete Slab Decks..............................................................................5-4& M9 ]$ a9 U4 {/ Y  ~$ i5 n. b, f
5.2.3 Design for Frame Action (Negative Moment) at Ends of Deck.............................................5-42 y2 E, p& T  ^  ]
SECTION 6 Steel Structures........................................................................................................................6-1
' V( b, i- u9 m" v) f6.1 General Information........................................................................................................................6-1- a% `  m/ g0 c7 M7 w2 O
6.2 Steel Girder Specific Details...........................................................................................................6-11 E" P$ l3 `; R* k" y3 b
SECTION 7 Aluminum Structures................................................................................................................7-1
' w6 [7 W$ h3 P7.1 General Information........................................................................................................................7-1
* n6 ~9 w# S$ V- qSECTION 8 Wood Structures.......................................................................................................................8-1
/ |- l4 x$ ^, z, v  g+ V" M8.1 General Information........................................................................................................................8-1% O: S  Q3 A3 H& s  A% c8 I
SECTION 9 Deck and Deck Systems............................................................................................................9-1
9 t  \8 T  v9 U. ~4 `( ^" j9 e9.1 General Information........................................................................................................................9-15 X. P* B5 Z6 N: a
SECTION 10 Foundations..........................................................................................................................10-1
% b- _6 \$ e% w  S2 r10.1 Initial Considerations................................................................................................................10-1
4 U5 J1 Q. F8 z$ o4 v10.1.1 Geotechnical Exploration.....................................................................................................10-1, n6 K0 M: e5 L9 J
10.1.2 Pile Design and Verification................................................................................................10-14 k& Z! r+ w, s& ?3 L) B
10.1.3 Required Information for Contract Documents....................................................................10-1  @! K3 H* e( |: e! }7 Z# j, j
10.2 Selecting a Pile for Integral Abutments....................................................................................10-1
: j' ?2 a3 x, q' o0 f! X$ b% U- o1 f10.2.1 Loads on Piles......................................................................................................................10-10 t$ j& l6 o7 f% }& L
10.2.2 Pile Cap Geometry...............................................................................................................10-2
# A) h' T: \8 l% A10.2.2.1 Number of Piles and Pile Spacing..............................................................................10-2
# X$ d, o0 G; f# O, ?; {5 ~$ [10.2.2.2 Pile Groups.................................................................................................................10-2! B; D$ D7 `  E( H  Y
10.2.2.3 Pile Length Requirement............................................................................................10-2
* I+ {# D1 f5 r5 O" F& e10.3 Service Limit State....................................................................................................................10-2
% d' b" I/ s: N10.4 Strength Limit State..................................................................................................................10-2
* X4 J6 v0 ~" ^: I+ m10.4.1 Nominal Structural Pile Resistance (NSPR)........................................................................10-32 w4 A9 |/ l1 d/ L  K7 m7 `* c
10.4.2 Nominal Axial Pile Resistance (NAPR)..............................................................................10-3
% v) L3 s/ L7 w$ O10.4.3 Downdrag and Other Losses to Geotechnical Strength.......................................................10-3$ n# [9 w1 k- U
10.4.4 Strength Limit State Resistance Factors for Driven Piles....................................................10-3, Q* J/ A, s" L% j0 ]0 T
. 2009 by the Structures Section, Program Development Division" V/ Z* R8 s5 C* ?4 s( f, Z7 z, B9 b
Vermont Agency of Transportation' O: x% `3 v& ?; v+ ~4 b6 J/ K' ?
TABLE OF CONTENTS ix, ~0 b% Z0 v$ ?( ?* t1 X; X
10.5 Pile Driving Analysis................................................................................................................10-4
8 P5 N9 g$ O- I. O4 t# X) b10.5.1 Pile Driving Concerns..........................................................................................................10-42 N7 `2 {8 _1 @4 {1 k: B' P- d" V
10.5.2 Maximum Pile Driving Stress..............................................................................................10-4
4 ]5 B1 G! _! ]10.5.3 Nominal Pile Driving Resistance (NPDR)...........................................................................10-5
* D" b9 ^: Q1 r; c9 H5 |+ Y/ e8 c10.5.3.1 Verification of the Nominal Axial Pile Resistance (NAPR) in Compression............10-5: Y# v% o& c/ W; V
10.5.4 Resistance Factors for Verifying the NAPR........................................................................10-5
1 a! r, X. ?: p10.6 Design Steps for Piles...............................................................................................................10-67 b3 O% h( ]5 d9 V, N8 ~2 B: @
SECTION 11 Abutment, Piers and Walls....................................................................................................11-1
! s) X* t7 L) v/ r11.1 General Information..................................................................................................................11-1
9 a# v6 r. R/ b% s4 G2 {2 L, aSECTION 12 Buried Structures and Tunnel Liners....................................................................................12-1
- D8 g$ {+ u. C% I* C; O3 ^12.1 General Information..................................................................................................................12-1' u( F( y- M. d! L  p# B
SECTION 13 Railings................................................................................................................................13-1. C8 f5 l3 G( ^9 L* q& q
13.1 General Information..................................................................................................................13-1' D' \/ L& a8 {0 S: t0 ~
SECTION 14 Joints and Bearings...............................................................................................................14-1) {7 w  d9 l. x7 ?7 Y5 {, V4 e
14.1 General Information..................................................................................................................14-1
7 q! W5 W$ x" m6 ~% ]SECTION 15 Summary..............................................................................................................................15-1; _# a/ a! Z/ v+ J
SECTION 16 References............................................................................................................................16-1
- \# k3 u$ W$ H* O" N2 b16.1 General Information..................................................................................................................16-1
8 u# V, D+ X! r16.2 Performance.............................................................................................................................16-1
4 y9 s& E) L6 k16.3 Design Issues............................................................................................................................16-2% E- q3 b8 B" y6 j3 {
16.4 Analysis....................................................................................................................................16-2" W$ K5 b3 y) b( h
16.5 Approach Slabs.........................................................................................................................16-2
, Y" E( X# q; P+ f$ ~! \16.6 Forces.......................................................................................................................................16-2
5 L- I) S1 k! B: J0 f8 X16.7 State Manual References...........................................................................................................16-3$ y6 a* v) [/ H. L; D6 C
Appendix A Design Outline.............................................................................................................................1
9 a, q, a+ w, T- H/ eAppendix B Design Example...........................................................................................................................1
! m/ Q$ r9 L3 \* {& x, [! x$ TNotes:..........................................................................................................................................................16-1
& {) B5 s$ j" u5 q& |9 I" B6 Q+ x( a7 m
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cjcc 发表于 2011-4-8 23:00:03
INTEGRAL ABUTMENT BRIDGES - DESIGN AND CONSTRUCTIBILITY (8 Pages), N3 b' C* R$ Z: b7 @- \. U
integralabutmentbridges.pdf (368.95 KB, 下载次数: 11, 售价: 1 元堡币)
  F: P0 v4 H  Q! x' {5 j  _David I. Harvey, Don W. Kennedy( b8 n3 k8 u0 M( I. c9 K
Associated Engineering (B.C.) Ltd., Canada
4 @( V/ h4 C/ C) z" @4 sGordon W. Ruffo
2 n) r/ K! e3 XCarston-Aimes Construction Consultants Ltd., Canada0 z# C- j; ?, Y7 s
2 `8 s# P7 ~6 o) \$ G( C
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cjcc 发表于 2011-4-8 23:12:33
本帖最后由 cjcc 于 2011-4-8 23:13 编辑 # e, e9 ?4 m0 z- J  s. u

' g. y/ w7 R: y. W; g- WIntegral Abutment Bridges Current Practice in the United States And Canada(20 Pages)  Y& T- v4 P+ m- F
Integral Abutment Bridges Current Practice in the united states and Canada.pdf (1.44 MB, 下载次数: 28, 售价: 1 元堡币)
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目录

目录
2 n9 \  m( w  t  x$ |+ I* [

& X: c: D% I8 {! T$ _9 D
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cjcc 发表于 2011-4-8 23:18:54
INTEGRAL BRIDGE ABUTMENTS(50 Pages)( _! ]4 l+ ~# t& F1 t5 ]) m! i3 K7 y& j
R. J. Lock7 @* k2 q+ z+ j# y7 X5 h
CUED/D-SOILS/TR320 (June 2002)# Z/ d" h. u& B8 j
M.Eng. Project Report
8 N) i% S' P& x, E5 I$ d INTEGRAL BRIDGE ABUTMENTS.pdf (1.47 MB, 下载次数: 3, 售价: 1 元堡币) " O. k5 g3 R# ?: n4 y- p1 }* T
1.0 INTRODUCTION ..............................................................................................4% I# {/ ~" v. \
1.1 Purpose and Scope of Project .................................................................................... 5
8 y4 d' n5 R+ j2 Y1 G: D; l1.2 Mode of Bridge Movement ....................................................................................... 6% a+ U2 z& ~' G
1.3 Magnitude of Deck Expansion .................................................................................. 6
: `4 ^& d, @7 g" z0 V% _2 x2.0 LITERATURE REVIEW - Model Test Procedures...........................................7
* B- i6 J$ }% G3 k2 [! n4 \2.1 TRL Report 146: Cyclic loading of sand behind integral bridge abutments............. 7# }  n" j& S5 S1 X3 G* X
2.2 Integral Bridges: A fundamental approach to the time-temperature loading problem
, {. v8 G+ R7 m1 V- x+ C, A* O(England et al., 2000) .......................................................................................................... 11
+ {# w: P; I+ ^' M0 N1 }3.0 EARTH PRESSURES - Experimental Results.................................................13
# I/ ~* l0 A0 b$ Y. W: ?3.1 BA 42/96 - The Design of Integral Bridges ............................................................ 13
9 J/ r6 p8 L/ u% f0 Q3.2 TRL Report 146: Cyclic loading of sand behind integral bridge abutments& R1 k; p9 l* @& W
(Springman et al. 1996) ....................................................................................................... 14& a8 c- z3 y+ e+ q, @
3.3 Integral Bridges: A fundamental approach to the time-temperature loading problem
* K4 M7 c. W$ C(England et al., 2000) .......................................................................................................... 16
& `  m2 d& D7 \7 K3.4 Experimental and Analytical Investigations of Piles and Abutments of Integral
9 T' q2 V- q" P9 x. F/ Z2 u9 [Bridges (Arsoy et al., 2002) ................................................................................................ 19
4 E4 F* P; v: q- y$ b4.0 EARTH PRESSURES - Field Measurements ..................................................204 p2 Q) B( o# R( j8 G
4.1 Field tests................................................................................................................. 20& w3 W- C0 {$ k; T8 J( `" @; [
4.2 Testing an Integral Steel Frame Bridge: Elgaaly et al., 1992; Skew Effects on
/ }% R0 K+ I0 ?Backfill Pressures at Integral Bridge Abutments: Sandford & Elgaaly, 1993. ................... 21* R6 h- b" A6 g; i% g* {
4.3 Measurement of thermal cyclic movements on two portal frame bridges on the M1:. a4 v" e8 M: D  X: ?7 k4 \
Darley & Alderman, 1995 ................................................................................................... 24
7 T) A+ B7 J- e# W. J, H; q+ _4.4 Field Study of an Integral Backwall Bridge: Hoppe & Gomez, 1996..................... 24
1 j7 S8 A0 @1 o( e; ?6 {; S4.5 Seasonal thermal effects over three years on the shallow abutment of an integral8 H/ Q2 o! T/ R, o3 G& V; M3 ~+ F
bridge in Glasgow: Darley et al., 1998................................................................................ 26* j, \1 A, o3 \8 g. \' ]
4.6 Performance of an integral Bridge over the M1-A1 Link Road at Bramham
; q1 h$ I* C, k0 w. S* rCrossroads: Barker & Carder, 2001 .................................................................................... 27! j; @& o2 f% W; B- s. h0 B
4.7 Field Performance of Integral Abutment Bridge: Lawver et al., 2000.................... 28+ h- \4 p' b- W6 J9 Y
4.8 Integral Bridge in West Lafayette, Indiana. Frosch, 2002....................................... 29
* v" t, D# d9 A' L. Y$ F! ^" V4.9 Coefficients of Thermal Expansion......................................................................... 30
! s+ x! B: n: o4.10 Influence of deck compression................................................................................ 313 I9 S% l) r4 F; z. O9 W" M
5.0 SETTLEMENT - Experimental Results ...........................................................33
7 @: {; F+ i9 t8 e5.1 BA 42/96 - The Design of Integral Bridges ............................................................ 332 T9 @; I9 ^. o3 b! i
5.2 TRL Report 146: Cyclic loading of sand behind integral bridge abutments" u% W' t8 T3 @) g+ ?1 D
(Springman et al. 1996) ....................................................................................................... 33' C6 w9 X& n# e% o' f
5.3 Integral Bridges: A fundamental approach to the time-temperature loading problem+ s0 H# A" I4 V" M0 G3 s0 c  h
(England et al., 2000) .......................................................................................................... 36
% f% [/ b& d7 A+ L+ L4 h- C3 P9 Z6.0 SETTLEMENT - Field Measurements.............................................................38* R6 }/ x- x1 g$ W
6.1 Highways Agency Maintenance Data ..................................................................... 380 A! v/ }% R$ x4 @/ k) A
6.2 Field Studies ............................................................................................................ 40
  m1 D3 P) @5 Q2 k" q9 u6.3 Approach Slabs........................................................................................................ 42# @8 R0 Y. G& H
7.0 CONCLUSIONS...............................................................................................447 Y8 e' \3 I: Q, T$ o
7.1 Superstructure.......................................................................................................... 44
# N4 N2 o% @1 Q5 j+ ^( L3 r1 Y7.2 Abutment design...................................................................................................... 44
! m3 I/ j) k1 s7.3 Settlement mitigation............................................................................................... 456 W( Q2 b! T7 c
8.0 REFERENCES .................................................................................................46
; f& f$ C& z/ L# X1 n9.0 ACKNOWLEDGEMENTS..............................................................................498 Y5 A# k9 i  ~: b/ y
APPENDIX A Earth pressure coefficient definitions .............................................50% G0 [% ^& Q. D# e0 B* M; d
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cjcc 发表于 2011-4-8 23:36:47
本帖最后由 cjcc 于 2011-4-8 23:38 编辑
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6 |' x$ V; ?8 B9 q; ^  g) ?# l' uTHE 2005 – FHWA CONFERENCE 会议论文集(343Pages)- Q$ R$ e: q1 ~4 T
Integral Abutment and Jointless Bridges
$ I8 R+ H, J! `2 E; e(IAJB 2005) March 16 – 18, 2005+ f2 y2 ?3 D" E
Baltimore, Maryland. A. e1 ~5 _; @
Proceeding.part3.rar (753.87 KB, 下载次数: 3, 售价: 1 元堡币) 8 t  W4 z9 S0 D6 W7 `* G
Proceeding.part2.rar (2.86 MB, 下载次数: 3, 售价: 1 元堡币)
7 Z2 V* t" V8 U& K) Y) Z5 F Proceeding.part1.rar (2.86 MB, 下载次数: 3, 售价: 1 元堡币)
9 `6 @- F* w  n
& @* w3 o6 T- n9 v) {/ l% R) o3 ~* [Session I: Current Practices with Design Guidelines and Foundation Design
3 |+ m9 y" w$ u; E  ]  k1 e. {Integral Abutment and Jointless Bridges                                                                    
9 G  R7 x. ~0 k" _* rV. Mistry                               3; @( p2 m9 f( }1 Y6 `

2 t: U, R+ t! d, P, ]  nIntegral Abutments and Jointless Bridges (IAJB)          2004 Survey Summary         
4 i  S5 C1 U5 z4 q; oR. Maruri, S.Petro                 12
: I6 t$ O# |3 M# d  r9 i2 J! o7 r; T" Q( [: F
The In-Service Behavior of Integral Abutment Bridges:  Abutment-Pile Response   
1 h" h; ~- H6 t* S. a# SR. Frosch, M. Wenning, V. Chovichien 303 @$ ^; R) c; |/ f5 c( x: \2 z
. u. Z' ^7 p; Q: W  r
New York State Department of Transportation's Experience with Integral Abutment Bridges' I: V5 p6 ?$ T9 f
A. Yannotti, S. Alampalli, H. White        41
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8 `/ D) u* Q" b$ g  JIntegral Abutment Design and Construction: The New England Experience             3 `. i- M* l/ d9 B# X$ e
D. Conboy, E. Stoothoff                        50
2 M8 _5 \; m8 l* }, c: @3 h7 H/ D$ }7 \$ R' d8 P5 V4 r
VDOT Integral Bridge Design Guidelines                                                                  
( k. z1 y% {! _, s  TK. Weakley                                            619 Z3 r9 I) n8 o* ]; {
  p7 ?# n: s+ X, C! b' ^8 W4 E
Session II: Case Studies
9 s: U# b0 V# ^Case Study: A Jointless Structure to Replace the Belt Parkway Bridge  Over Ocean Parkway) o" i6 u6 e3 Z0 p
S. Jayakumaran, M. Bergmann, S. Ashraf, C. Norrish 73
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Case Study – Jointless Bridge Beltrami County State Aid Highway 33 Over Mississippi River in Ten Lake Township, 5 G' `! c( f6 N/ D$ m! ^
Minnesota J. Wetmore, B. Peterson                             848 u, m; {+ Q) _1 }' X
; ?4 A) E6 O# o  G, l: r! ]
Design and Construction of Dual 630-foot, Jointless, Three-spanContinuous Multi-girder Bridges in St. Albans, West Virginia,
6 r$ |# u& |" y; RUnited States, Carrying U.S. Route 60 over the Coal River2 p: f' f% A# Y- O
J. Perkun, K. Michael                                                  97
1 E: m/ t% R/ |% U% A+ P  }- ?$ i9 I& \& H: X3 i- o+ M) P% ]1 e
Integral Abutment Bridges with FRP Decks – Case Studies
' b# D; `% X+ y0 i& uV. Shekar, S. Aluri, H. GangaRao                             113& _  {5 I2 k( O1 n; X1 Q! i
5 h/ `( _* k% e" I7 s
New Mexico’s Practice and Experience in Using Continuous Spans for Jointless Bridges
8 o4 Y3 z6 A& n% r! ~2 Y S. Maberry, J. Camp, J. Bowser                            125- k7 U6 z# E6 n1 i6 r
0 L3 H) M6 O' l' f
Integral Abutment Bridges – Iowa and Colorado Experience! T; D8 b) G9 j- `/ q# `3 x3 c
D. Liu, R. Magliola, K. Dunker                               136
! y" |4 B2 ~3 n6 J5 J) v, f
3 U1 m7 G7 P. x% BMoose Creek Bridge – Case Study of a prefabricated Integral Abutment Bridge in Canada
' g7 H! c# T9 M; ~! e/ z I. Husain, B. Huh, J. Low, M. McCormick                 148" M  }. H7 v: ?; V% l2 h- l
Session III: Maintenance and Rehabilitation. A( n+ \% h! ?8 z+ ]
Session IV: Construction Practices$ N+ l* [! u! g. y6 ?- m. C: |+ a
Author Index
1 G5 [" q( U7 c* m
& T; L' @8 t  j* k/ J
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hewenlong2... 发表于 2011-4-9 10:52:38
what‘s   this  dongdong?

点评

同上,,,眼花。。。就像看到最新2010美国新规范一样的感觉,下了也看不懂。。。  发表于 2011-6-17 11:34
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greetingpi... 发表于 2011-4-16 17:57:35
一般银看不懂 this dongdong costs too much
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cjcc 发表于 2011-4-16 23:24:12
回复 greetingpine 的帖子" C# _) s' @- g: q: A

8 x5 I; m5 p/ B3 g" }- n加钱其实只是为了防止被人随便转到其他论坛上,要不我就把级别弄高点
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joppasd123... 发表于 2011-6-7 14:03:16
本帖最后由 joppasd1230895 于 2011-6-7 14:03 编辑 / z7 w" y7 h4 H" Y0 `! f8 P% m
6 v( v3 ~( R7 O/ S' x, T

! o, X1 t% W- i# K. e这篇贴和 子菁版主的 美国道路桥梁深度考察报告! s  M4 T# ?- n# n4 ]$ [
1 i2 r' _! @' U2 P# o3 I- {
联合起来看,来了解国外的桥梁设计方法。
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wilfordlee 发表于 2011-6-17 11:43:48
我觉得。。。国内很多地方的设计,虽然一部分原因是设计理念的差距,这部分差距是很大,但是另一个很重要的原因是市场的因素
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dongd 发表于 2012-3-2 11:19:13
工程投入、历史积累、理念等多方面的差距
  w: E& R/ W5 d( u5 l/ E+ Q% h有对比才有进步,取长补短。
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