Functionally obsolete 

54

Structurally deficient 

103

Aluminum, Wrought iron, or Cast iron

2

Concrete

60

Concrete continuous

7

Masonry

16

Prestressed concrete

139

Prestressed concrete continuous

1

Steel

68

Steel continuous

10

Wood or Timber

1

Highway

287

Pedestrian-bicycle

23

Second level (interchange)

17

Highway

66

Railroad

10

Waterway

239

Waterway (relief)

1

Arch - deck

19

Box beam or Girders - multiple

53

Box beam or Girders - single or spread

50

Channel beam

1

Culvert

19

Frame

3

Girder and Floorbeam system

7

Slab

6

Stringer / Multi-beam or Girder

112

Tee beam

33

Truss - thru

1