Integral Abutment Bridge Design 的几篇文献

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Integral Abutment Bridge Design Guidelines（92 Pages）* w, X8 L7 B2 n- }
Integral Abutment Bridge Design Guidelines.pdf (1.59 MB, 下载次数: 78, 售价: 1 元堡币) * \% W$ e1 u# p  Y. F+ J
TABLE OF CONTENTS
+ w, \# G# _" @0 {Table of Contents...........................................................................................................................................vii+ n8 ~4 R7 ~9 |$ O6 T* m
Introduction.....................................................................................................................................................xi$ @* c2 i. t5 U1 l5 [1 g2 H: a" a
SECTION 1 Introduction to Integral Abutment Bridges...............................................................................1-1
1 l* [9 K$ _$ t) u# f1.1 Integral Abutment Bridge................................................................................................................1-1
/ M7 f) }9 n; Q" m1 a1.2 Difference from Conventional Bridges............................................................................................1-1) `' m0 R! _0 }2 g9 y5 [
1.3 Document Precedence.....................................................................................................................1-17 W; K( N) N  C
1.4 Definitions......................................................................................................................................1-1/ K8 r* C) g7 {% f  b2 G
1.5 Notation..........................................................................................................................................1-3" s# o: G5 q8 J. {; L+ B8 \6 ^
SECTION 2 General Design and Location Features.....................................................................................2-1
) T/ v" |0 Z& e- R; e) V/ |9 M2.1 First Choice.....................................................................................................................................2-1
; K; e& L! z4 \6 C5 N3 X! J; D. Z2.2 Structure Geometrical Criteria.........................................................................................................2-1
' D0 V# |+ h5 t6 T" n2.2.1 Criteria for the Simplified Design Method.............................................................................2-1
' B8 T/ s8 p4 d2 u& r$ d9 a3 E2.2.2 Detailed Design for Projects That Exceed the Criteria for Simplified Design......................2-2
! d) R( O3 U5 v' C$ a) I* J2.2.3 Semi-Integral, Jointed and Other Structural Alternatives......................................................2-2
2 d' x0 u' q$ v- [( X. g% s" H2.3 Laying out the Bridge......................................................................................................................2-3, c7 j  d0 n% y" ^' x. s8 p
2.3.1 Conventional Layout..............................................................................................................2-3) E9 J' i0 h5 O) P4 b6 @
2.3.2 Ideal Layout...........................................................................................................................2-3, ?2 K* t8 m0 P
2.4 Hydraulic RequirementS.................................................................................................................2-5
  J, `3 H$ S) r" P% A( ^9 Z  `2.4.1 Scour Considerations..............................................................................................................2-6
( [' ^6 W- o- J0 k2.4.2 Cofferdam Requirements.......................................................................................................2-6
2 J6 b! r0 g2 P4 }2.5 Geotechnical...................................................................................................................................2-6* z! |& e* ^# u. _) U
SECTION 3 Loads........................................................................................................................................3-19 G0 J& |+ H) [  R: v) W
3.1 General Information........................................................................................................................3-11 g# [3 j5 [9 I$ M$ b" J
3.2 Application of Loads.......................................................................................................................3-1( e7 ?: i$ R6 }9 Q' _
3.2.1 Construction Stage.................................................................................................................3-1
# V+ r( {9 e/ }) r4 _3.2.1.1 Permanent Dead Loads on Pile Cap..............................................................................3-1
* }/ {0 k3 ?' S2 s3.2.1.2 Construction Dead and Live Loads...............................................................................3-19 N0 g8 x2 A( I! T6 @& y4 b+ i
3.2.1.3 Permanent Dead Load on Piles.....................................................................................3-1
) Q) C" P' `/ M- o. u" C4 s3.2.2 Final Stage.............................................................................................................................3-1
0 |4 i/ }& b# z  W* p4 J3.2.2.1 Composite Permanent Dead Loads...............................................................................3-2
. P/ z- Z' w- s% Q$ N, y1 \& j3.2.2.2 Live Loads....................................................................................................................3-2
/ b9 o9 G4 _6 a9 Z. B1 W! N3.2.2.3 Longitudinal Effects.....................................................................................................3-2" Z  ^8 h3 x3 f
3.2.2.4 Earth Loads...................................................................................................................3-2  Y3 @" D8 `( j3 v
SECTION 4 Structural Analysis and Evaluation...........................................................................................4-1
0 M8 |+ }4 g$ J9 C4.1 General Information........................................................................................................................4-1
/ a/ _. G& p. z2 ^& s9 @4.2 Structural Design Criteria................................................................................................................4-10 ?4 O- z- D5 ^! x0 j3 [- T
4.3 Design Methodology......................................................................................................................4-19 R% P# P; F/ E7 q1 A( e% I
4.3.1 Simplified Design Method.....................................................................................................4-1! k$ p* p( f  @( M
4.3.2 Detailed Design......................................................................................................................4-2" ~7 a. w* M" O' ^% p9 j! g- I
4.4 Superstructure.................................................................................................................................4-2
3 _: u" a+ a  h4.4.1 Bridge End and Anchorage General Details..........................................................................4-28 k- f& V% J7 u7 _8 I
4.5 Substructure....................................................................................................................................4-3# h! T, T7 v! q. h1 b& W2 f
4.5.1 Abutment Movement..............................................................................................................4-3& o- u, }( N2 E
4.5.1.1 Thermal Movement.......................................................................................................4-34 I- |! }# V: Q  V: e
4.5.1.2 Shrinkage and Creep.....................................................................................................4-4& v1 ]  T, b+ f& w4 S* ~
. 2009 by the Structures Section, Program Development Division
& \" B. p4 O4 T. g' lVermont Agency of Transportation
. U( z0 b) ~0 u; x4 o2 ~7 |viii 2008VTRANS INTEGRAL ABUTMENT DESIGN GUIDELINE: Z+ `! o. A2 H$ D
4.5.1.3 Total Allowable Movement..........................................................................................4-4- ~5 n  M3 Y6 T- P7 y2 w
4.5.1.4 Grade of Steel...............................................................................................................4-4
) m, |3 ~3 z- L1 x4.5.1.5 Pile Selection................................................................................................................4-4
0 S, I+ \" \3 W5 f% a3 X6 X7 N& l4.5.1.6 Pile Orientation.............................................................................................................4-91 b7 v: u8 ]* ]+ l; c
4.5.2 Pile Design............................................................................................................................4-9
" I' g0 Q: \7 |  _9 q) |4 i4.5.2.1 L-Pile Software Analysis............................................................................................4-11
5 [" [, c" w! M2 O  q/ I0 U& G4.5.2.1.1 Lateral Load at Pile Head.......................................................................................4-11
5 u- X0 A9 J. |# X4.5.2.1.2 Pile Deflection and Moment..................................................................................4-11
4 r; P; f$ K* `" F0 P4.5.2.1.3 Unbraced Lengths..................................................................................................4-12+ X  s$ }4 O* ]5 H" U; C7 g
4.5.2.1.4 Depth to Fixity.......................................................................................................4-12
1 o- b% d# Q& x) o3 v* f6 d4.5.2.2 Combined Axial Compression and Flexure................................................................4-16
: h9 n9 k5 A  _+ p) X. |4.5.3 Pile Cap...............................................................................................................................4-168 y6 C5 ^  g( ^+ d' j  z
4.5.4 Wingwall Design..................................................................................................................4-16' {* l9 k4 x6 H
4.6 Project Notes and Special Provisions............................................................................................4-16! j. Q# h7 y# G$ z- P
4.7 Load Rating..................................................................................................................................4-168 c' W( u( o% u( _& b1 D; ~
SECTION 5 Concrete Structures...................................................................................................................5-1/ j# t5 d/ ^3 f' W, S
5.1 General Information........................................................................................................................5-1
; {4 ]6 c% M3 t" J5.2 Prestress Superstructure Specific Details........................................................................................5-12 a: G6 `0 R2 ~0 Y' ~
5.2.1 Voided Slab and Box Beam Bridge Decks............................................................................5-1  _) g9 n4 y; |& k
5.2.2 Northeast Bulb-T (NEBT)......................................................................................................5-2# [3 k# a) V  F, ~$ u
5.2.2.1 Cast-In-Place Concrete Slab Decks..............................................................................5-49 d: X) [% B( V: r
5.2.3 Design for Frame Action (Negative Moment) at Ends of Deck.............................................5-4
* S; R, P' c/ D5 \" ySECTION 6 Steel Structures........................................................................................................................6-1
% _5 `, [1 Y4 X% U9 v6.1 General Information........................................................................................................................6-1
1 y- x, n* l7 I6.2 Steel Girder Specific Details...........................................................................................................6-1+ S. Y, M; G* }* W& p8 S6 r$ e& X
SECTION 7 Aluminum Structures................................................................................................................7-11 |) d6 S- j  C# j
7.1 General Information........................................................................................................................7-1. D/ p# M7 U9 T5 v
SECTION 8 Wood Structures.......................................................................................................................8-1
) P! @3 v8 o% D9 P8.1 General Information........................................................................................................................8-1
  {3 d) _* a  CSECTION 9 Deck and Deck Systems............................................................................................................9-1
& L+ i+ I2 j" f9.1 General Information........................................................................................................................9-16 l' \/ b$ t: Y% J3 \
SECTION 10 Foundations..........................................................................................................................10-11 [4 W* s: B4 H2 ?8 B; T6 n. P9 [
10.1 Initial Considerations................................................................................................................10-1
: V0 Z! l+ X$ P! i10.1.1 Geotechnical Exploration.....................................................................................................10-12 C+ r% Y! E3 l& X/ F
10.1.2 Pile Design and Verification................................................................................................10-1
. V5 n& b9 p. z" G' U8 W. I10.1.3 Required Information for Contract Documents....................................................................10-1& i/ \- V7 Y$ d0 B% ^
10.2 Selecting a Pile for Integral Abutments....................................................................................10-1
, u$ {6 _* r9 v4 g" n6 Z10.2.1 Loads on Piles......................................................................................................................10-1
% u! @/ q4 G7 y4 d! S10.2.2 Pile Cap Geometry...............................................................................................................10-2+ V0 d5 x4 F7 }+ Q
10.2.2.1 Number of Piles and Pile Spacing..............................................................................10-2+ y0 a7 Q3 U2 w  G
10.2.2.2 Pile Groups.................................................................................................................10-2( f9 G0 @) S  t/ n; m, [) {& Z" q. E
10.2.2.3 Pile Length Requirement............................................................................................10-2
( @: A, ?% ]7 Q" l2 [/ n& ]10.3 Service Limit State....................................................................................................................10-23 @- D+ X, z+ r- @, @
10.4 Strength Limit State..................................................................................................................10-2! }6 ^9 o; o" T. a
10.4.1 Nominal Structural Pile Resistance (NSPR)........................................................................10-3
1 @; q& X: @- ?10.4.2 Nominal Axial Pile Resistance (NAPR)..............................................................................10-3/ F: _  z5 ~+ S* x0 {4 h: c7 k# T! r
10.4.3 Downdrag and Other Losses to Geotechnical Strength.......................................................10-3
3 z+ N% a# A3 G7 ?. S8 [$ B3 K, T10.4.4 Strength Limit State Resistance Factors for Driven Piles....................................................10-3% G8 O; V* _1 a1 q9 s) @  d
. 2009 by the Structures Section, Program Development Division" O3 O; ^! ?3 ]2 @' M5 H
Vermont Agency of Transportation
7 U3 V- n. L, [" m1 R+ mTABLE OF CONTENTS ix
4 \2 Y+ `6 k4 }" i0 e5 B) O  \10.5 Pile Driving Analysis................................................................................................................10-4: m$ b) o  l4 X% w9 r( |/ |* @
10.5.1 Pile Driving Concerns..........................................................................................................10-4; M+ }& u) Z& {' I1 c
10.5.2 Maximum Pile Driving Stress..............................................................................................10-4
0 {  x9 z8 p/ V! q3 q10.5.3 Nominal Pile Driving Resistance (NPDR)...........................................................................10-5
3 x) p" M8 H! O" o10.5.3.1 Verification of the Nominal Axial Pile Resistance (NAPR) in Compression............10-57 k+ u0 \' ~# |) C. t1 ~4 m9 ]3 B
10.5.4 Resistance Factors for Verifying the NAPR........................................................................10-5( n2 g3 I9 n5 R9 R% r
10.6 Design Steps for Piles...............................................................................................................10-62 Q% X. T- q5 y" ]. [
SECTION 11 Abutment, Piers and Walls....................................................................................................11-1
& I8 s6 U% h5 v# ^9 `1 E( d11.1 General Information..................................................................................................................11-1- x9 |- Z  X3 o  m+ R5 n+ W6 `+ W
SECTION 12 Buried Structures and Tunnel Liners....................................................................................12-1
2 n5 s+ ]: ]- \+ n/ n12.1 General Information..................................................................................................................12-1
! M) I4 v$ j- Y1 B  wSECTION 13 Railings................................................................................................................................13-1
( [  C. s3 J5 _' e0 z* ?13.1 General Information..................................................................................................................13-1
+ {. R0 z( L, a1 S- [SECTION 14 Joints and Bearings...............................................................................................................14-16 h( j) z1 o) E9 ^
14.1 General Information..................................................................................................................14-1
* E/ ^6 o4 J+ N, T9 HSECTION 15 Summary..............................................................................................................................15-1) _( f( U; b3 Z* `) r) E
SECTION 16 References............................................................................................................................16-1; v% b/ `/ o6 h7 x8 B, [' q2 e5 O3 a5 U
16.1 General Information..................................................................................................................16-1) w: N, N6 n2 a& C$ @+ z; T! J4 E
16.2 Performance.............................................................................................................................16-1& _1 h8 Z) N" [
16.3 Design Issues............................................................................................................................16-2
5 N3 I3 V' B$ G6 f8 J# Q( x16.4 Analysis....................................................................................................................................16-2
+ W  _9 W6 S! l- U' z. V# D16.5 Approach Slabs.........................................................................................................................16-2
. b$ ]9 i: h% \! q! i16.6 Forces.......................................................................................................................................16-2
2 u! B2 k' @" H7 r1 C2 R16.7 State Manual References...........................................................................................................16-3. H$ W, g, x$ H5 k( W, m
Appendix A Design Outline.............................................................................................................................1
# }6 Z7 M' {/ {! n$ X3 t2 kAppendix B Design Example...........................................................................................................................17 z& ^& ?  c) f  W! c# L( H3 d( v
Notes:..........................................................................................................................................................16-15 O' q: U+ s/ s
5 p2 r( a# a4 G) [3 ?4 v) u
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cjcc 发表于 2011-4-8 23:00:03
INTEGRAL ABUTMENT BRIDGES - DESIGN AND CONSTRUCTIBILITY (8 Pages)
6 n3 J1 {$ m3 i integralabutmentbridges.pdf (368.95 KB, 下载次数: 11, 售价: 1 元堡币)
7 v( R$ y# R9 E4 b/ I; XDavid I. Harvey, Don W. Kennedy; F5 P! D0 R& R5 o, j0 L1 K
Associated Engineering (B.C.) Ltd., Canada7 g5 R. z0 R9 [  t% d
Gordon W. Ruffo" w: r0 N; E+ c
Carston-Aimes Construction Consultants Ltd., Canada2 V$ }0 {, x0 C7 J' j0 _& N

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cjcc 发表于 2011-4-8 23:12:33
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Integral Abutment Bridges Current Practice in the United States And Canada（20 Pages）
% F( f% I% X: {* R4 t2 r 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) % M1 N  r- V; L7 W' o8 |

目录

目录 ! v7 q/ i& a: [4 X

7 v1 T; z% l4 |  A2 U8 f
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cjcc 发表于 2011-4-8 23:18:54
INTEGRAL BRIDGE ABUTMENTS（50 Pages）& ?. Z3 n: \; \6 \) Y# A4 `4 u
R. J. Lock
- N2 f" P: p4 J2 P9 HCUED/D-SOILS/TR320 (June 2002), ]- i9 _- I5 R$ }9 h' W
M.Eng. Project Report& q& R: j1 f+ o' i+ A/ T
INTEGRAL BRIDGE ABUTMENTS.pdf (1.47 MB, 下载次数: 3, 售价: 1 元堡币) , t$ b6 K! \! `- G6 w: C7 R
1.0 INTRODUCTION ..............................................................................................4, n( I) g& Z. J# t( G5 V
1.1 Purpose and Scope of Project .................................................................................... 5
4 {* R! A6 O+ D) d1.2 Mode of Bridge Movement ....................................................................................... 61 }/ J1 R/ {; g" K1 K5 E" J' a
1.3 Magnitude of Deck Expansion .................................................................................. 6
$ L' O3 G$ f5 i2 T. G+ b2.0 LITERATURE REVIEW - Model Test Procedures...........................................74 _7 X/ v( {& p) `( M
2.1 TRL Report 146: Cyclic loading of sand behind integral bridge abutments............. 7
4 C8 a, j7 [' h2 e* J( ~, O+ P2.2 Integral Bridges: A fundamental approach to the time-temperature loading problem
1 Q3 U+ B8 v1 \( p4 c(England et al., 2000) .......................................................................................................... 11* |' i- R: F/ G" J" b1 A* G" N
3.0 EARTH PRESSURES - Experimental Results.................................................133 l# g0 f  d$ c# m! s* i. n: N7 h0 u
3.1 BA 42/96 - The Design of Integral Bridges ............................................................ 134 i& m0 A2 K; @8 B3 @7 V6 J2 {
3.2 TRL Report 146: Cyclic loading of sand behind integral bridge abutments
6 B7 ], ~& W9 @- e1 J) A7 F(Springman et al. 1996) ....................................................................................................... 148 e1 M: S& j3 y0 R* H
3.3 Integral Bridges: A fundamental approach to the time-temperature loading problem* t$ h* M, `7 Y
(England et al., 2000) .......................................................................................................... 16& }, S" n# B% X6 O5 o7 q# Z- a
3.4 Experimental and Analytical Investigations of Piles and Abutments of Integral
" h. Q' B0 y- e- A# ?: ^7 ZBridges (Arsoy et al., 2002) ................................................................................................ 19
4 W$ g5 g; G4 d4.0 EARTH PRESSURES - Field Measurements ..................................................20
8 B3 a8 r1 t/ y4.1 Field tests................................................................................................................. 20/ [7 L1 d* R4 G2 H' e& U; n( i& x/ B
4.2 Testing an Integral Steel Frame Bridge: Elgaaly et al., 1992; Skew Effects on. s' L0 s3 I+ F8 b6 m" @
Backfill Pressures at Integral Bridge Abutments: Sandford & Elgaaly, 1993. ................... 21* s9 I. j7 }  o5 @
4.3 Measurement of thermal cyclic movements on two portal frame bridges on the M1:
' h# ?  ~# @9 W; h9 u3 ^# NDarley & Alderman, 1995 ................................................................................................... 24
4 t; W; u, A4 u  q5 W4.4 Field Study of an Integral Backwall Bridge: Hoppe & Gomez, 1996..................... 24( A) k3 }/ `( x- A' f' ~. N$ K
4.5 Seasonal thermal effects over three years on the shallow abutment of an integral( C% o, Z9 `7 H# z
bridge in Glasgow: Darley et al., 1998................................................................................ 26
9 I$ b" v  C9 z4.6 Performance of an integral Bridge over the M1-A1 Link Road at Bramham: G8 Q$ t2 K! @5 \' N. Q* |
Crossroads: Barker & Carder, 2001 .................................................................................... 278 w4 f. A+ _6 f2 N7 I
4.7 Field Performance of Integral Abutment Bridge: Lawver et al., 2000.................... 28; e& V5 e, l$ m9 w- q  C
4.8 Integral Bridge in West Lafayette, Indiana. Frosch, 2002....................................... 29
0 ?3 y- q5 v- P2 N1 B4.9 Coefficients of Thermal Expansion......................................................................... 30% @, F% W2 a9 Y/ `9 A. q7 m; M
4.10 Influence of deck compression................................................................................ 315 S1 a* b- x  X9 b
5.0 SETTLEMENT - Experimental Results ...........................................................331 P: E& u% C( Q
5.1 BA 42/96 - The Design of Integral Bridges ............................................................ 33
$ ?3 @" z* \& U/ E( Z5.2 TRL Report 146: Cyclic loading of sand behind integral bridge abutments" ]! l' y0 h3 G  a% M- G2 w7 O
(Springman et al. 1996) ....................................................................................................... 33
4 Q# i3 J0 K# P3 ?* `5.3 Integral Bridges: A fundamental approach to the time-temperature loading problem
) X; b3 j; X6 K$ Q. e(England et al., 2000) .......................................................................................................... 36
; C3 Q) A& V: X. K+ o' c6.0 SETTLEMENT - Field Measurements.............................................................38  _4 v9 v1 J1 r9 k! c
6.1 Highways Agency Maintenance Data ..................................................................... 38
; E6 B2 \' V4 P" K3 p6.2 Field Studies ............................................................................................................ 40  V' s7 c, K) N% N* Z# z( ]% ?+ Y
6.3 Approach Slabs........................................................................................................ 42
: M2 W' a* a! j/ u) @, k7.0 CONCLUSIONS...............................................................................................44
2 Y, r# i8 [& o8 _" I8 p7.1 Superstructure.......................................................................................................... 446 M0 j/ K% n4 X) R( E2 ^
7.2 Abutment design...................................................................................................... 44
  h6 D8 [: d' Z7.3 Settlement mitigation............................................................................................... 45) C& H: f) H" E' `0 Z
8.0 REFERENCES .................................................................................................46
. M8 V1 E: {- F9.0 ACKNOWLEDGEMENTS..............................................................................49+ k' Z: k/ R1 \1 n+ \! q
APPENDIX A Earth pressure coefficient definitions .............................................50
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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
# S2 J6 X% M% }: f& ?0 {+ e- ]5 s" K9 q) ]% Z8 P6 ^% i$ ^" V
THE 2005 – FHWA CONFERENCE 会议论文集（343Pages）: |+ w3 u7 a' g  ^' H' P1 F
Integral Abutment and Jointless Bridges6 I% ^& `+ g+ h- |, ^9 Z; g
(IAJB 2005) March 16 – 18, 2005& d3 g; R/ B" A8 f' h; F% T
Baltimore, Maryland
  n3 f8 P9 R' Z2 d8 l. B Proceeding.part3.rar (753.87 KB, 下载次数: 3, 售价: 1 元堡币)
$ A7 e& d5 D2 f1 `6 U9 L Proceeding.part2.rar (2.86 MB, 下载次数: 3, 售价: 1 元堡币) + X7 X. A2 R4 ^0 X! {' W/ b
Proceeding.part1.rar (2.86 MB, 下载次数: 3, 售价: 1 元堡币)
4 [8 ^) Y. x# |( c$ ~; @  @7 F7 R; E$ v: V" o9 ?# t
Session I: Current Practices with Design Guidelines and Foundation Design: D+ X' P: j4 E" J) n
Integral Abutment and Jointless Bridges                                                                    : Z1 l, j4 N6 k4 ?0 |
V. Mistry                               3
& A% c5 A& q0 L6 C3 l/ t) Q  w- C$ f4 N5 p# T+ m; `+ I
Integral Abutments and Jointless Bridges (IAJB)          2004 Survey Summary          4 q0 E4 L- k8 n; l( O' F
R. Maruri, S.Petro                 12
( s' b$ p5 {. G9 z
/ o1 C: w- T, O6 y5 L- \The In-Service Behavior of Integral Abutment Bridges:  Abutment-Pile Response    8 N7 p0 k- ?* S- U' ^* N
R. Frosch, M. Wenning, V. Chovichien 30
2 K! U, J" m; C! p$ g
. S5 c. C# o& C$ `/ DNew York State Department of Transportation's Experience with Integral Abutment Bridges
" z  G' }6 ?6 v4 L3 ?A. Yannotti, S. Alampalli, H. White        41( R( W% w8 ^" V' {3 b
$ ^0 y/ n( t, G5 d/ ?% }
Integral Abutment Design and Construction: The New England Experience            
2 u6 G( u- x# i# w D. Conboy, E. Stoothoff                        50% w" g8 ~" ?1 ^' T2 D" ?  `

9 ?' }0 v( [+ V, L% PVDOT Integral Bridge Design Guidelines                                                                  
! `. C! A& `9 yK. Weakley                                            61& _% z1 P/ x- J3 N

* |& Z5 ?0 {% fSession II: Case Studies
/ y+ |) S$ c) Y; JCase Study: A Jointless Structure to Replace the Belt Parkway Bridge  Over Ocean Parkway
5 ?0 V: p" f5 M6 x) W  G 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, 2 }2 i. K" v6 g( n: c- S" I
Minnesota J. Wetmore, B. Peterson                             84
6 M! Q4 t' F+ i" n7 v3 q. H- }' F* k4 L$ ^; ~7 ?7 f; z
Design and Construction of Dual 630-foot, Jointless, Three-spanContinuous Multi-girder Bridges in St. Albans, West Virginia,8 `0 W- U4 u+ T3 }( k9 E
United States, Carrying U.S. Route 60 over the Coal River, q' Z$ p' y9 w' L8 J+ S8 `
J. Perkun, K. Michael                                                  976 h1 P' ^: K4 O4 X& c" r6 ?  W- H
; _" l$ B- T: n& k$ @
Integral Abutment Bridges with FRP Decks – Case Studies7 F8 l; Q+ H8 `3 w6 T
V. Shekar, S. Aluri, H. GangaRao                             113. b+ x9 Z: I1 i& i6 j+ M

: P8 f2 Y, V' m. `New Mexico’s Practice and Experience in Using Continuous Spans for Jointless Bridges
  ~2 g$ z- j. N5 p+ _7 e S. Maberry, J. Camp, J. Bowser                            125
# G$ v3 Z, F1 @2 B
& |/ o' Q! }  aIntegral Abutment Bridges – Iowa and Colorado Experience
* M" N8 Z! U% { D. Liu, R. Magliola, K. Dunker                               136
+ B" ^& U  q$ q% a3 l0 Y+ P& p% m) x5 p+ J
Moose Creek Bridge – Case Study of a prefabricated Integral Abutment Bridge in Canada
! i/ W# V. M$ o, g- R# y# z; X I. Husain, B. Huh, J. Low, M. McCormick                 148
- T) y( S! I, J8 Y1 f( S6 h' \Session III: Maintenance and Rehabilitation- p  m+ n& J$ N& v2 P  t
Session IV: Construction Practices9 K2 \, ~; |0 w( S' r; u
Author Index+ c( i% U9 ~2 C6 h- ?
+ M1 f/ D# h6 o7 ^& Z+ B1 V
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hewenlong2... 发表于 2011-4-9 10:52:38
what‘s   this  dongdong？

点评

wilfordlee
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
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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
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0 M7 Q4 {4 F' \" e: V) {: b! x这篇贴和 子菁版主的 美国道路桥梁深度考察报告
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9 [: t8 X) R; d; [7 D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- j+ s) L  z3 H9 F& m9 P' f
有对比才有进步，取长补短。
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