Functionally obsolete 

34

Structurally deficient 

21

Aluminum, Wrought iron, or Cast iron

1

Concrete

125

Concrete continuous

20

Masonry

3

Prestressed concrete

76

Prestressed concrete continuous

19

Steel

11

Steel continuous

4

Wood or Timber

2

Other

1

Highway

249

Railroad

13

Highway

49

Railroad

26

Waterway

198

Waterway (relief)

1

Arch - deck

1

Box beam or Girders - multiple

66

Box beam or Girders - single or spread

11

Channel beam

8

Culvert

54

Girder and Floorbeam system

1

Slab

7

Stringer / Multi-beam or Girder

41

Tee beam

72

Other

1