Check Bearings 10 Steps of Assessment Check Approaches Check Rails Check Expansion Joints Check Wingwalls Check Abutments Check Bearings Check Girders Check Soffit and Deck ID: 629506
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Slide1
Post Seismic Bridge Inspection
Check BearingsSlide2
10 Steps of Assessment
Check
Approaches
Check
Rails
Check
Expansion Joints
Check
Wingwalls
Check
Abutments
Check
Bearings
Check
Girders
Check
Soffit and Deck
Check
Bents or Columns
Check
CapsSlide3
Sixth Part
Bearings
Check
Approaches
Check
Rails
Check
Expansion Joints
Check
Wingwalls
Check
Abutments
Check
Bearings
Check
Girders
Check
Soffit and Deck
Check
Bents or Columns
Check
CapsSlide4
6. Bearings
1.
6. Bearings – broken keeper bolts, tilted rockers, cracked concrete under bearing pads
2.
2.
3.
4.
5.
6
.Slide5
6. Bearings (cont’d)
Steel Rocker Bearings
Tilted Rocker BearingSlide6
6. Bearings (cont’d)
Steel Bearings
Cracking under Masonry PlateSlide7
6. Bearings (cont’d)
Steel Pin Bearings
Minor Spalling of ConcreteSlide8
6. Bearings (cont’d)
Steel Pin Bearings
Moderate Girder Seat Cracking and SpallingSlide9
6. Bearings (cont’d)
Bearings at Hinge Seats
Significant Hinge Seat Edge Spalling / Hinge Still SoundSlide10
6. Bearings (cont’d)
Rocker Bearing
Missing/Toppled Bearing Rocker/Span on BlocksSlide11
6. Bearings (cont’d)
Rocker Bearings
Failed Rocker Bearing / Damaged Bottom FlangeSlide12
Exercise
Fill out forms for the last bridgeSlide13
STATE OF CALIFORNIA
SAFETY ASSESSMENT PROGRAM
BRIDGE
Assessment Report No. _________Slide14
Assessment Report # _________Slide15
Assessment Report # _____________Slide16
6. Bearings (cont’d)
All Bearings
Bearings Failed and Cannot Confirm Load PathSlide17
6. Bearings (cont’d)
Steel Pin Bearing and Others
Substantial Girder End Spalling above BearingSlide18
6. Bearings (cont’d)
Seat Loss
Girder End Spalling & Loss of Seat