Functionally obsolete 

17

Structurally deficient 

38

Aluminum, Wrought iron, or Cast iron

1

Concrete

52

Prestressed concrete

47

Prestressed concrete continuous

9

Steel

47

Steel continuous

8

Wood or Timber

3

Highway

165

Pedestrian-bicycle

8

Second level (interchange)

2

Highway

28

Railroad

3

Waterway

145

Other

1

Arch - deck

3

Box beam or Girders - multiple

11

Box beam or Girders - single or spread

24

Culvert

13

Frame

1

Slab

10

Stringer / Multi-beam or Girder

74

Tee beam

30

Truss - thru

1