Subject
Scour at bridges
118
Bridges Design and construction
82
Bridges
75
Bridges Maintenance and repair
54
Bridges Law and legislation
25
Bridges Foundations and piers
24
Bridges Inspection
17
Appropriations and expenditures
16
Scour (Hydraulic engineering)
16
Wooden bridges
15
Roads
13
Wooden bridges Evaluation
13
Bridges Earthquake effects
12
Federal aid to transportation
12
Bridges Floors
11
Bridges Snow and ice control
11
Contract bridge
11
Scour at bridges Mathematical models
11
Auditing
10
Bridges Foundations and piers Design and construction
10
Bering Land Bridge National Preserve (Alaska)
9
Bridges Live loads
9
Concrete bridges Design and construction
9
Rainbow Bridge National Monument (Utah)
9
Stream measurements
9
Bridge failures
8
Bridges Environmental aspects
8
Bridges Foundations and piers Testing
8
Concrete bridges Maintenance and repair
8
Erosion
8
Bridges History
7
River surveys
7
Roads Design and construction
7
Scour at bridges Measurement
7
Bridges Flood damage
6
Channels (Hydraulic engineering)
6
Covered bridges
6
Environmental monitoring
6
Floods
6
Golden Gate Bridge (San Francisco, Calif.)
6
Hydraulic engineering
6
Iron and steel bridges Design and construction
6
Iron and steel bridges Testing
6
Load factor design
6
Roads Design and construction Environmental aspects
6
Roads Maintenance and repair
6
Sediment transport Mathematical models
6
Toll bridges Law and legislation
6
Bridges Abutments
5
Bridges Maintenance and repair Finance
5
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