Functionally obsolete 

60

Structurally deficient 

22

Aluminum, Wrought iron, or Cast iron

1

Concrete

100

Concrete continuous

7

Masonry

1

Prestressed concrete

87

Prestressed concrete continuous

14

Steel

71

Steel continuous

8

Wood or Timber

7

Highway

296

Pedestrian-bicycle

46

Highway

32

Railroad

15

Waterway

267

Arch - deck

1

Box beam or Girders - multiple

29

Box beam or Girders - single or spread

31

Channel beam

6

Culvert

45

Girder and Floorbeam system

10

Slab

23

Stringer / Multi-beam or Girder

104

Tee beam

35

Truss - thru

12