Browse Bridge Database
2,542 bridges in the FHWA National Bridge Inventory in Maine.
National Bridge Inventory Database
Browse 2,542 bridges from the Federal Highway Administration National Bridge Inventory. Filter by state, condition rating, or search by name and location.
| Bridge | Location | Condition | Year Built | Length | ADT |
|---|---|---|---|---|---|
| SLAIGO BROOK | Maine | Fair | 1953 | 7.1 m | 1,907 |
| GREAT BROOK | Maine | Fair | 1975 | 9.9 m | 1,904 |
| MILE BROOK | Maine | Good | 2012 | 103.0 m | 1,901 |
| INTERSTATE 295 NB & SB | Maine | Fair | 1962 | 70.6 m | 1,900 |
| PUMP BOX BROOK | Maine | Poor | 1918 | 7.9 m | 1,900 |
| OAKFIELD-SMYRNA RD | Maine | Fair | 1966 | 50.3 m | 1,900 |
| OYSTER RIVER | Maine | Good | 2008 | 33.4 m | 1,900 |
| CHANDLER RIVER | Maine | Fair | 1999 | 7.4 m | 1,890 |
| SACO RIVER | Maine | Good | 2014 | 59.8 m | 1,880 |
| ACCESS HWY | Maine | Good | 2012 | 22.3 m | 1,880 |
| Longfellow Brook | Maine | Good | 2012 | 22.0 m | 1,880 |
| PEMAQUID POND OUTLET | Maine | Good | 2008 | 11.0 m | 1,880 |
| ST GEORGE RIVER | Maine | Fair | 1947 | 21.2 m | 1,872 |
| B & A RR (ABANDONED) | Maine | Good | 2013 | 13.2 m | 1,871 |
| SABUTTUS RIVER | Maine | Fair | 1978 | 10.8 m | 1,870 |
| FISH RIVER THOROUGHFARE | Maine | Fair | 1974 | 28.7 m | 1,870 |
| WHITTEN STREAM (NORTH) | Maine | Poor | 1931 | 9.1 m | 1,867 |
| SALT POND OUTLET | Maine | Fair | 1926 | 61.6 m | 1,867 |
| E BRANCH SEBASTICOOK RIV | Maine | Fair | 1936 | 28.6 m | 1,866 |
| MILL STREAM | Maine | Fair | 1968 | 6.4 m | 1,864 |
| CARABASSETT STREAM | Maine | Good | 2003 | 25.6 m | 1,856 |
| SACO RIVER | Maine | Poor | 1936 | 102.0 m | 1,850 |
| RAMP OFF TO VETERANS BRI | Maine | Fair | 1954 | 52.7 m | 1,849 |
| NO NAME BROOK | Maine | Poor | 1959 | 20.7 m | 1,849 |
| PTRR & RAMP295NBtoUS1NB | Maine | Fair | 1954 | 52.7 m | 1,849 |
| OLAMON STREAM | Maine | Fair | 1940 | 30.2 m | 1,845 |
| BOG BROOK | Maine | Poor | 1989 | 9.8 m | 1,838 |
| I-95 | Maine | Fair | 1956 | 67.1 m | 1,835 |
| WASHINGTON AVE NB & SB | Maine | Fair | 1987 | 85.6 m | 1,830 |
| MOLUNKUS STREAM | Maine | Fair | 1949 | 9.8 m | 1,830 |
| MCRR | Maine | Poor | 1930 | 12.8 m | 1,828 |
| I-95 | Maine | Good | 1956 | 63.1 m | 1,828 |
| HASKELL BROOK | Maine | Good | 2011 | 6.7 m | 1,826 |
| WILLET STREAM | Maine | Fair | 1949 | 10.6 m | 1,817 |
| LITTLE RIVER | Maine | Fair | 1994 | 17.8 m | 1,812 |
| KENNEBUNK RIVER | Maine | Poor | 1988 | 6.7 m | 1,810 |
| GILMAN STREAM | Maine | Good | 2009 | 32.9 m | 1,803 |
| SALMON FALLS RIVER | Maine | Fair | 1982 | 36.6 m | 1,800 |
| CARLEY BROOK | Maine | Fair | 1979 | 18.6 m | 1,796 |
| MOUSAM RIVER | Maine | Poor | 1950 | 12.2 m | 1,793 |
| I-95 NB & SB | Maine | Fair | 1962 | 79.9 m | 1,793 |
| ROUTE 158 (MAIN ST) | Maine | Fair | 1967 | 29.6 m | 1,790 |
| PLYMOUTH POND | Maine | Good | 1989 | 14.5 m | 1,784 |
| FIELDS BROOK | Maine | Good | 2018 | 8.2 m | 1,780 |
| WHITNEY BROOK | Maine | Poor | 1939 | 8.8 m | 1,777 |
| BLACK STREAM | Maine | Fair | 1950 | 17.2 m | 1,763 |
| HALFWAY BROOK | Maine | Poor | 1933 | 11.9 m | 1,758 |
| CNRR (ST LAWRENCE&ATLANT | Maine | Good | 1993 | 16.0 m | 1,755 |
| HOCKENHULL BROOK | Maine | Fair | 1955 | 7.6 m | 1,754 |
| I-95 | Maine | Good | 1996 | 56.4 m | 1,752 |
Frequently Asked Questions
The National Bridge Inventory (NBI) is a federal database maintained by the Federal Highway Administration containing inspection data for all bridges on public roads in the U.S. with a span of more than 20 feet. Bridge owners must inspect each structure at least every 24 months.
ADT stands for Average Daily Traffic — the average number of vehicles crossing the bridge per day. Bridges are sorted by ADT by default because high-traffic bridges in poor condition pose the greatest risk to the most people.
Yes. Use the search field above to find bridges by name, location, or features crossed. You can also combine the search with state and condition filters to narrow your results.