● ALL PHASES OF WORK PERTAINING TO THE CONCRETE CONSTRUCTION SHALL CONFORM TO THE "BUILDING CODE REQUIREMENTS FOR

REINFORCED CONCRETE" (ACI 318 LATEST APPROVED EDITION) WITH MODIFICATIONS AS NOTED IN THE DRAWINGS AND SPECIFICATIONS
● REINFORCED CONCRETE DESIGN IS BY THE "ULTIMATE STRENGTH DESIGN METHOD", ACI 318-(LATEST EDITION)
● ALL STRUCTURAL CONCRETE SHALL HAVE A MINIMUM 28-DAY STRENGTH OF 4,000 PSI.
● CONCRETE MIX DESIGN SHALL MEET THE FOLLOWING REQUIREMENTS:
o COMPRESSIVE STRENGTH AT AGE 28 DAYS AS SPECIFIED ABOVE.
o LARGE AGGREGATE HARDROCK, 3/4" MAXIMUM SIZE CONFORMING TO ASTM C-33
o CEMENT ASTM C-150, TYPE I OR II PORTLAND CEMENT
o MAXIMUM SLUMP 5-INCHES, MAX WATER CEMENT RATIO 0.45
o AIR CONTENT: 3%-7%
● CONCRETE MIXING OPERATIONS, ETC. SHALL CONFORM TO ASTM C-94 12" - 30"
● PLACEMENT OF CONCRETE SHALL CONFORM TO ACI STANDARD 514 AND PROJECT SPECIFICATIONS. (TYP)
● ALL REINFORCING BARS, SHEAR STUDS, LAP SPLICING, AND OTHER CONCRETE INSERTS SHALL BE WELL SECURED IN POSITION PRIOR TO
PLACING CONCRETE PER CRSI MANUAL OF STANDARD PRACTICE AND ACI 315.
● REINFORCING BARS SHALL CONFORM TO ASTM A615 GRADE 60. 6" - 12"
● REINFORCEMENT WIRE SHALL CONFORM TO ASTM A1065. (TYP)
● UNLESS NOTED OTHERWISE, CLEAR COVERAGE OF CONCRETE OVER OUTER REINFORCING BARS SHALL BE AS FOLLOWS:
CL BRIDGE o CONCRETE POURED DIRECTLY AGAINST EARTH: 3 INCHES CLEAR
o FORMED CONCRETE WITH EARTH BACK FILL: 2 INCHES CLEAR
● WHERE FOOTING IS PRECAST, CONTRACTOR TO ENSURE LEVEL BEARING SURFACE & FULL CONTACT BETWEEN FOOTING & SUPPORT BASE

ANCHOR WIDTH
BEARING SEAT

6" - 12"
6" (TYP)

(TYP)
CL BEARINGS END FLOOR BEAM

12" - 30"
(TYP)
GAP
BACKWALL
FLOOR
FOOTING

BEARING SEAT HEIGHT

WIDTH

6" MIN BRACING

LENGTH
BRIDGE
CL ANCHOR BOLTS
1" (TYP)
BOTTOM CHORD

ABUTMENT
HEIGHT
BRIDGE WIDTH

ABUTMENT LENGTH

1' - 2' (TYP)

FOOTING
HEIGHT
PLAN VIEW ABUTMENT
LENGTH

FOOTING WIDTH

*THE VIEWS, DETAILS, AND DIMENSIONS DEPICTED IN THIS DRAWING SET

ARE TYPICAL AND DO NOT REPRESENT ANY SPECIFIC PROJECT DESIGN
TOLERANCES UNLESS SPECIFIED OTHERWISE DRAWING NUMBER
TYPICAL BRIDGE ABUTMENT DESIGN XXX = 1/4"; FRACTIONS = 1/8"; ANGULAR = 1
DRAWN BY:
REV DATE DESCRIPTION

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CHECKED BY:

CUSTOMER:
PLAN & ISOMETRIC VIEW

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