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General Notes:
1. All member and connection design is to be in accordance with latest version of the American Institute of Steel Construction
(AISC) Specification for Structural Steel Buildings and the AISC Specification for Structural Joints using ASTM A325 or A490 bolts as found in the AISC Steel Construction Manual (SCM).
2. All steel is the preferred type for each shape as indicated in the Steel Construction Manual unless otherwise noted or
specified in problem statements.3. All bolts are 34" dia. A325-N unless otherwise noted or
specificed in problem statements.4. Concrete 28-day strength, f'c, is 4,000 psi5. The drawings presented here are schematic in nature. Actual
member and bolt types and sizes and connection configurations are subject to change during problem completition.
6. These drawings are intended for use in teaching structural steel design and are not intended for actual construction.
A Beginner's Guide toStructural Engineering
Peters Creek Bridge
Copyright 2007 T. Bartlett Quimby
This document is the property of T. Bartlett Quimby. The copyright holder gives permission for the use of this document for legitimate educational purposes as long as appropriate reference is given to the copyright holder. No part of this document may be usd for commercial purposes of any kind except by the copyright holder.
Sheet Index:
S1 IsometricS2 Plan, Profile, & SectionS3-S7 Connection Details
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COVER SHEET
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Joint A
Joint AJoint E
Joint D
Joint B
Joint B
Joint B
Joint C
Joint C
Joint D
Joint E
Joint F
End Girder
Deck Beam
Girder
Bottom Chord
Top Chord
Diagonal
Vertical
SCALE: 1/8" = 1'-0"BGSCM: Bridge1
BRIDGE ISOMETRIC VIEW
A Be
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ISOMETRIC & NOTES
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SCALE: 1/8" = 1'-0"BGSCM: Bridge2
BRIDGE PROFILE
SCALE: 1/8" = 1'-0"BGSCM: Bridge3
BRIDGE SECTION
SCALE: 1/8" = 1'-0"BGSCM: Bridge1
BRIDGE PLAN
7S2TBRDG
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PLAN
, PROF
ILE & SECT
ION
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Sca
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SCALE: 1/8" = 1'-0"BGSCM: Bridge2
BRIDGE PROFILE
SCALE: 1/8" = 1'-0"BGSCM: Bridge3
BRIDGE SECTION
SCALE: 1/8" = 1'-0"BGSCM: Bridge1
BRIDGE PLAN
7S2TBRDG
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PLAN
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ION
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Sca
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A Beg
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Eng
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16'-9" 16'-9" 16'-9"
SYMMETRIC
12'-9"
7'-6"
7'-6"
7'-6"
Deck Beam (Typ)
Girde
r (Typ
)
Truss
6
S3
3
S6
6
S4
4
S6
2
S3
3
S5
3
S7
2
S7End G
irder
5
1 2 3
6 7
4
Joint # (TYP)
Girder
Deck Beams
QandA
Alaska or
Bust!
QandA
Alaska or
Bust!
6'-0" minimum 6'-0"
5
S4
27'-2"
25'-4"
SYMMETRIC
4'-0"
Conc. Deck
minimum
2'-0"
minimum
2'-0"
Top Chord
Deck Beam
Btm ChordEnd Girder Foundation Pin
Gusset Plates
Connection Angles
2
5
Deck Beam
End Girder
Top chord
W Sect. Vertical
Foundation Pin
Btm Chord
Connection Angle
W Sect. Vertical
Foundation Pin
Btm Chord
Top Chord
End Girder
Deck Beam
Gusset Plate
Channels
Lattice Plates
Lattice Plates
Channels
3
--
Plate
2
--
SCALE: 1/2" = 1'-0"BGSCM: Bridge1
JOINT A ISOMETRIC VIEW
SCALE: 1" = 1'-0"BGSCM: Bridge2
TOP CHORD SECTION
4JOINT A ISOMETRIC VIEW
SCALE: 3/4" = 1'-0"BGSCM: Bridge5
JOINT A SECTIONSCALE: 3/4" = 1'-0"BGSCM: Bridge
6JOINT A FRONT VIEW
SCALE: 1/2" = 1'-0"BGSCM: Bridge
SCALE: 1" = 1'-0"BGSCM: Bridge3
TOP CHORD BTM VIEW
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CONNECTION DETAILS
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Deck Beam
Girder
Deck Beam
Conc. Deck
Btm Chord
Vertical
Connection Angles
Btm Chord
Girder
Deck Beam
Connection AnglesGusset Plates
Gusset Plates
Connection Angles
Girder
Connection Angles
3/8BOTH SIDES, TYP
24"
512"
Deck Beam
Connection Angles
Connection Angles
Vertical
Grider
Deck Beams
Gusset Plates
Gusset Plates
Girder
Deck Beams
Vertical
Btm Chord
SCALE: 1/2" = 1'-0"BGSCM: Bridge1
JOINT B ISOMETRIC VIEWSCALE: 3/4" = 1'-0"BGSCM: Bridge
3JOINT B TOP VIEW
4JOINT B ISOMETRIC VIEW
SCALE: 3/4" = 1'-0"BGSCM: Bridge5
JOINT B SECTIONSCALE: 3/4" = 1'-0"BGSCM: Bridge
6JOINT B FRONT VIEW
SCALE: 1/2" = 1'-0"BGSCM: Bridge
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CONNECTION DETAILS
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BGSCM: Bridge2
ALTERNATE GIRDER CONN.SCALE: 3/4" = 1'-0"
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3" (TYP), 2.1/4" MIN 1.1/2" (TYP), 1.1/4" MIN
2" (TYP), 1.1/4" MIN
5
S4
SIMILAR
Diagonal
Vertical
Diagonal
Btm Chord
Gusset Plate
Btm Chord
Gusset Plates
Diagonal
Btm Chord
Vertical
Btm Chord
Girder
Deck Beams
Diagonal
GirderDeck Beam
Deck Beam
DiagonalGusset Plates
Vertical
Diagonal
Connection Angles
SCALE: 1/2" = 1'-0"BGSCM: Bridge1
JOINT C ISOMETRIC VIEW
2JOINT C ISOMETRIC VIEW
SCALE: 1/2" = 1'-0"BGSCM: Bridge
SCALE: 1" = 1'-0"BGSCM: Bridge3
JOINT C FRONT VIEW
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CONNECTION DETAILS
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Vertical
DiagonalTop Chord
Gusset Plate
Top Chord
2
S3
2
S3
Vertical
Top Chord
Gusset Plate
Diagonal
Top ChordVertical
2
S3
Plate
Channels
Top Chord
Vertical
SCALE: 1/2" = 1'-0"BGSCM: Bridge1
JOINT D ISOMETRIC
3JOINT D DETAIL
SCALE: 1" = 1'-0"BGSCM: Bridge
SCALE: 1" = 1'-0"BGSCM: Bridge4
JOINT E DETAIL
SCALE: 1/2" = 1'-0"BGSCM: Bridge2
JOINT E ISOMETRIC
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CONNECTION DETAILS
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Scale:
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2
S3Top Chord
Gusset PlateVertical
DiagonalDiagonal
Gusset Plate
Diagonal
Diagonal
Top Chord
Vertical
Girder
Deck Beam
Connection Angles
Conc. Slab
7S7TBRDG
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CONNECTION DETAILS
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Scale:
SCALE: 1/2" = 1'-0"BGSCM: Bridge1
JOINT F ISOMETRIC
3JOINT F DETAIL
SCALE: 1" = 1'-0"BGSCM: Bridge
SCALE: 1" = 1'-0"BGSCM: Bridge2
BEAM-BEAM CONNECTION DETAIL
A Be
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