Functionally obsolete 

190

Structurally deficient 

167

Aluminum, Wrought iron, or Cast iron

1

Concrete

170

Concrete continuous

35

Masonry

28

Prestressed concrete

223

Prestressed concrete continuous

14

Steel

154

Steel continuous

43

Wood or Timber

7

Highway

672

Pedestrian-bicycle

140

Second level (interchange)

3

Highway

152

Railroad

43

Waterway

496

Other

1

Arch - deck

43

Box beam or Girders - multiple

104

Box beam or Girders - single or spread

61

Channel beam

2

Culvert

63

Frame

3

Girder and Floorbeam system

17

Slab

20

Stringer / Multi-beam or Girder

245

Suspension

1

Tee beam

81

Truss - thru

32

Other

3