The Use of AASHTO LRFD Bridge Design Specifications with Culverts

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FLEXURE RADIAL TENSION CRACK CONTROL SHEAR
<strong>The</strong> End This presentation can be downloaded at:
Page 1 and 2:
The Use of AASHTO LRFD Bridge Desig
Page 3 and 4:
AASHTO Design Specifications
Page 5 and 6:
AASHTO LRFD Bridge Design Specifica
Page 7 and 8:
Concrete Structures Designed Per Se
Page 9 and 10:
Live Load
Page 11 and 12:
Live Load Spacing - HL-93 4000 lb.
Page 13 and 14:
Applied Live loads - No Lane Load
Page 15 and 16:
Pipe Culverts �� Lane Loads not
Page 17 and 18:
Box Under Shallow Fill Distribution
Page 19 and 20:
Distribution Steel
Page 21:
Live Load Distribution STD - Spread
Page 24 and 25:
Live Load Area for Depths ≥ 2 ft.
Page 26 and 27:
Dynamic Load Allowance �� LRFD
Page 28 and 29:
Live Load Distribution through Pipe
Page 30 and 31:
Box Culverts - Shallow Fill Design
Page 32 and 33:
Soil Load = Fe�� sBcH ��Box
Page 34 and 35:
Soil-Structure Soil Structure Inter
Page 36 and 37:
Vertical Pressures and Reactions
Page 38 and 39:
Bottom Reaction to Vertical Loads
Page 40 and 41:
LRFD C12.11.2.3 �� “Such an a
Page 42 and 43: Lateral Live Load �� LRFD (3.11
Page 44 and 45: Live Load Lateral Uniform Pressure
Page 46 and 47: “In general, LRFD produces greate
Page 48 and 49: Lateral Earth Load - LRFD �� 3.
Page 50 and 51: Load Factors
Page 52 and 53: LRFD Design
Page 55 and 56: “Basis of LRFD Methodology” �
Page 57 and 58: Load Modifiers �� LRFD C 1.3.2.
Page 59 and 60: Load Modifier Culverts �� LRFD
Page 61 and 62: Load Modifier - Culverts �� LRF
Page 63 and 64: Design for: �� Flexure ��St
Page 65 and 66: Flexure Asi � � � � � 2
Page 67: ACI 318 318-08 08
Page 70 and 71: Tension Controlled - Ductile
Page 72 and 73: Service Load Stress f s � Equatio
Page 74 and 75: Exposure Conditions
Page 76 and 77: Shear LRFD - 5.14.5.3: STD - 8.16.6
Page 78 and 79: Shear LRFD - 5833 5.8.3.3: STD - 81
Page 80 and 81: Side Wall 12X12 @ 20’
Page 82 and 83: Distribution Steel �� In bottom
Page 84 and 85: Concrete Pipe Indirect Design - 12.
Page 86 and 87: EEarth th LLoad d BBedding ddi FFac
Page 88 and 89: Live Load Bedding Factor
Page 90 and 91: Class V Pipe (C76/M 170)
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The Use of AASHTO LRFD Bridge Design Specifications with Culverts

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