Functionally obsolete 

9

Structurally deficient 

45

Aluminum, Wrought iron, or Cast iron

1

Concrete

56

Prestressed concrete

74

Prestressed concrete continuous

5

Steel

58

Steel continuous

1

Wood or Timber

2

Other

1

Highway

198

Pedestrian-bicycle

24

Railroad

1

Waterway

197

Arch - deck

1

Box beam or Girders - multiple

36

Box beam or Girders - single or spread

37

Channel beam

2

Culvert

35

Girder and Floorbeam system

2

Slab

8

Stringer / Multi-beam or Girder

53

Tee beam

22

Truss - thru

2