- Abandoned (301)
- Available (40)
- Closed (1,778)
- Closed for rehabilitation (3)
- Collapsed (29)
- Destroyed by fire (14)
- Destroyed by flood (25)
- Destroyed by storm (7)
- Doomed (113)
- Formerly NR-eligible (139)
- Formerly NR-listed (51)
- Functionally obsolete (6,157)
- HABS documented (1)
- HAER documented (453)
- Have diagram (35)
- Historic Civil Engineering Landmark (33)
- In storage (6)
- Lost (6,200)
- Missing deck (14)
- Missing spans (1)
- NR-eligible (2,768)
- NR-listed (1,668)
- National Historic Landmark (9)
- Not structurally deficient (1)
- One-lane traffic (6,998)
- Open (23,111)
- Open to pedestrians (629)
- Owned by Bureau of Indian Affairs (14)
- Owned by Corps of Engineers (25)
- Owned by National Forest Service (88)
- Owned by National Park Service (180)
- Owned by bridge authority (84)
- Owned by city (2,131)
- Owned by county (14,544)
- Owned by federal government (358)
- Owned by military (15)
- Owned by railroad (1,099)
- Owned by state (7,026)
- Owned by township (1,437)
- Owned privately (156)
- Preserved (95)
- Replaced by new bridge (4,008)
- Replacement not needed
- Seismic retrofit (2)
- Structurally deficient (14,983)
- Sufficiency rating zero (309)
- Toll (120)
- Under reconstruction (1)
- Unknown status (649)