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 |
|---|---|---|---|---|---|
| Lermond Cove | Maine | Fair | 2008 | 25.0 m | 38 |
| BEAVER BROOK | Maine | Poor | 2020 | 12.2 m | 37 |
| PURGATORY STREAM | Maine | Good | 2023 | 15.5 m | 36 |
| LITTLE ALDER BROOK | Maine | Poor | 1988 | 6.1 m | 35 |
| INLET TO LOVE LAKE | Maine | Fair | 1996 | 10.1 m | 32 |
| ST CROIX RIVER | Maine | Poor | 1928 | 14.9 m | 32 |
| CROOKED RIVER | Maine | Poor | 1950 | 15.2 m | 31 |
| PISCATAQUIS RIVER | Maine | Fair | 1990 | 46.7 m | 31 |
| LEMON BROOK | Maine | Poor | 1975 | 7.9 m | 31 |
| RUN-AROUND STREAM | Maine | Fair | 1997 | 11.9 m | 31 |
| WILSON STREAM | Maine | Fair | 1937 | 25.3 m | 31 |
| SADDLEBACK STREAM | Maine | Fair | 1979 | 12.2 m | 30 |
| MOUNTAIN BROOK | Maine | Good | 2021 | 10.3 m | 30 |
| NEQUASSET BROOK | Maine | Fair | 1955 | 8.5 m | 30 |
| SANDY STREAM | Maine | Poor | 1964 | 25.6 m | 30 |
| LITTLE RIVERS | Maine | Poor | 1923 | 12.5 m | 30 |
| DEAD STREAM | Maine | Fair | 1950 | 9.1 m | 30 |
| MOUNTAIN BROOK | Maine | Good | 2004 | 10.3 m | 30 |
| JOHNNY AYRES BROOK | Maine | Poor | 2012 | 6.1 m | 30 |
| SHEEPSCOT RIVER | Maine | Poor | 1935 | 8.5 m | 29 |
| SANDY STREAM | Maine | Poor | 1928 | 7.3 m | 28 |
| PASSADUMKEAG STR | Maine | Good | 1937 | 16.6 m | 28 |
| CASCADE STR | Maine | Poor | 1934 | 8.5 m | 26 |
| BOWLEY BROOK | Maine | Poor | 1987 | 12.5 m | 26 |
| MILL STREAM | Maine | Fair | 1923 | 20.1 m | 25 |
| SOUTH BRANCH | Maine | Good | 1990 | 19.9 m | 25 |
| SOUTH BRANCH BROOK CREEK | Maine | Fair | 2006 | 6.5 m | 25 |
| TEN MILE STREAM | Maine | Good | 2018 | 12.8 m | 22 |
| SOUADABSCOOK STRM | Maine | Poor | 1970 | 9.4 m | 22 |
| COLD BROOK | Maine | Good | 1979 | 7.8 m | 21 |
| BLACK STREAM | Maine | Fair | 1993 | 11.0 m | 21 |
| CARLETON STREAM | Maine | Poor | 1954 | 11.3 m | 21 |
| BOG STREAM | Maine | Poor | 1986 | 8.2 m | 21 |
| KINGSBURY STREAM | Maine | Poor | 1971 | 28.7 m | 21 |
| CROOKED RIVER | Maine | Fair | 1974 | 29.0 m | 21 |
| RAGGED BROOK | Maine | Fair | 2000 | 10.4 m | 20 |
| MATTAMISCONTIS STREAM | Maine | Good | 2021 | 12.1 m | 20 |
| PEMAQUID RIVER | Maine | Fair | 2019 | 7.5 m | 20 |
| KIMBALL BROOK | Maine | Fair | 2000 | 9.2 m | 20 |
| MILL STREAM | Maine | Good | 2018 | 12.2 m | 20 |
| CAPTAIN AMBROSE BEAR STR | Maine | Fair | 1955 | 16.7 m | 20 |
| AUSTIN STREAM OVERFLOW | Maine | Poor | 1916 | 10.4 m | 20 |
| Casco Bay | Maine | Fair | 1961 | 6.1 m | 20 |
| MATTAMISCONTIS STREAM | Maine | Good | 2003 | 12.1 m | 20 |
| Casco Bay | Maine | Fair | 1996 | 6.1 m | 20 |
| W BRANCH MAGURREWOCK CRK | Maine | Good | 2000 | 7.6 m | 20 |
| E BRANCH SEBOEIS STREAM | Maine | Poor | 2003 | 12.2 m | 20 |
| E BR PASSADUMKEAG RIVER | Maine | Poor | 2007 | 12.2 m | 20 |
| UNNAMED BROOK | Maine | Poor | 2000 | 7.7 m | 20 |
| SAM AYERS STREAM | Maine | Poor | 1998 | 7.0 m | 20 |
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.