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.

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BridgeLocationConditionYear BuiltLengthADT
CROOKED RIVER Maine Fair 1952 43.9 m 5,450
BYPASS 1 + RAMP M Maine Fair 1972 105.5 m 5,420
MAIN CANAL Maine Fair 1973 32.2 m 5,365
I-95 Maine Good 2022 83.5 m 5,320
PENOBSCOT RV Maine Fair 1971 342.1 m 5,310
E BR PISCATAQUA R Maine Fair 1966 7.2 m 5,289
EAST BRANCH PENOBSCOT RV Maine Fair 1999 164.6 m 5,279
I-295 NB & SB Maine Fair 1976 84.2 m 5,274
ROGERS BROOK Maine Fair 1965 10.2 m 5,260
NORTH BR. MEDUXNEKEAG R. Maine Fair 1974 96.1 m 5,210
MCRR Maine Fair 1985 13.8 m 5,130
MOUSAM RIVER Maine Good 2013 52.1 m 5,097
ANDROSCOGGIN RIVER Maine Good 2016 105.9 m 5,085
B&M RR & SNOW CANNING RD Maine Good 2016 37.2 m 5,075
MESSALONSKEE STREAM Maine Good 1997 29.0 m 5,070
PENOBSCOT RIVER Maine Good 2017 285.8 m 5,033
THREE BROOK STREAM Maine Fair 1948 13.4 m 5,030
LITTLE ANDROSCOGGIN RIVE Maine Good 2015 52.6 m 5,026
MATTANAWCOOK STREAM Maine Fair 1948 14.3 m 5,002
COBBOSSEECONTEE STREAM Maine Good 1956 64.0 m 5,000
I-295 NORTHBOUND Maine Fair 1973 41.9 m 4,992
I-295 SOUTHBOUND Maine Fair 1973 41.3 m 4,992
I-95 Maine Fair 1977 79.3 m 4,990
POTTERS BROOK Maine Fair 1956 6.7 m 4,970
COBBOSSEECONTEE STREAM Maine Fair 1956 64.0 m 4,970
VIOLET STR Maine Fair 1925 7.7 m 4,957
WEST BRANCH SHEEPSCOT RV Maine Fair 1966 7.8 m 4,952
I-95 Maine Fair 1999 61.3 m 4,951
PISCATAQUA RIVER Maine Good 2008 10.2 m 4,940
MILL POND STREAM Maine Fair 1931 7.6 m 4,921
AUBURN INTERCHANGE ROAD Maine Fair 1956 15.5 m 4,910
ROYAL RIVER Maine Poor 1930 38.1 m 4,910
MEDOMAK RIVER Maine Fair 1931 16.7 m 4,890
Androscoggin River Maine Poor 1966 183.5 m 4,890
ANDROSCOGGIN RIVER Maine Poor 1966 113.1 m 4,890
BEAVER BROOK Maine Fair 1940 7.0 m 4,884
SHEEPSCOT RIVER Maine Fair 1974 53.3 m 4,875
I-95 SOUTHBOUND Maine Good 2005 54.2 m 4,867
I-95 NORTHBOUND Maine Good 2005 50.7 m 4,867
OSSIPEE RIVER Maine Fair 2001 91.4 m 4,850
Ossipee River Maine Fair 2001 9.6 m 4,850
I-95 Maine Fair 2000 56.7 m 4,850
SALMON STR Maine Good 2006 9.1 m 4,848
MARTIN STREAM Maine Fair 1938 17.1 m 4,835
ROUTES 11 17 100 202 Maine Fair 1950 56.6 m 4,820
PRESUMPSCOT RIVER Maine Fair 1951 73.5 m 4,818
MEDUXNEKEAG RIVER Maine Fair 1948 106.7 m 4,811
TAYLOR BROOK Maine Good 2021 22.6 m 4,810
GOOSE RIVER Maine Poor 1953 9.6 m 4,806
SAINT GEORGE RIVER Maine Fair 1930 8.9 m 4,801

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.