Functionally obsolete 

74

Structurally deficient 

71

Concrete

69

Concrete continuous

4

Masonry

2

Prestressed concrete

155

Prestressed concrete continuous

8

Steel

69

Steel continuous

39

Other

1

Highway

339

Pedestrian-bicycle

85

Second level (interchange)

4

Third level (interchange)

4

Highway

140

Railroad

49

Waterway

203

Waterway (relief)

1

Other

1

Arch - deck

14

Box beam or Girders - multiple

64

Box beam or Girders - single or spread

47

Culvert

28

Frame

1

Girder and Floorbeam system

11

Slab

14

Stringer / Multi-beam or Girder

149

Tee beam

17

Truss - thru

1

Other

1