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
MIDDLE BR UNION RIVER Maine Fair 1982 8.5 m 3,314
WILLETT BROOK Maine Good 2003 14.7 m 3,310
WILSON STREAM Maine Good 2021 36.1 m 3,303
AUSTIN STREAM Maine Fair 1969 63.0 m 3,290
I-95 Maine Fair 1995 57.7 m 3,280
SASONOA RIVER Maine Fair 1950 255.4 m 3,280
LITTLE MADAWASKA RIVER Maine Fair 1952 56.1 m 3,270
C.P. RAILROAD Maine Fair 1966 55.5 m 3,270
MAIN RD & PENOBSCOT R. Maine Poor 1966 321.6 m 3,270
RT 116 (PATTAGUMPUS RD) Maine Poor 1966 39.5 m 3,270
MEDUNKEUNK STREAM Maine Fair 1966 7.6 m 3,270
WESSERUNSETT STREAM Maine Fair 1924 13.4 m 3,250
KINGSBURY STREAM Maine Good 2005 39.4 m 3,239
AROOSTOOK RIVER Maine Fair 1980 115.8 m 3,210
CARLETON STREAM Maine Good 1996 17.4 m 3,198
I-95 Maine Good 1956 61.6 m 3,195
SALMON BROOK Maine Good 2011 6.7 m 3,195
LITTLE RIVER Maine Fair 1955 21.9 m 3,173
MILL BROOK Maine Poor 1920 7.0 m 3,172
MOOSE RIVER Maine Good 2004 61.2 m 3,170
HARRINGTON RIVER Maine Fair 1976 83.8 m 3,167
RT 116 (PATTAGUMPUS RD) Maine Poor 1966 38.4 m 3,160
MEDUNKEUNK STREAM Maine Fair 1975 8.0 m 3,160
C. P. RAILROAD Maine Fair 1975 55.4 m 3,160
MAIN RD & PENOBSCOT R. Maine Poor 1966 324.8 m 3,160
Meadow Brook Maine Fair 1924 7.2 m 3,156
STONEY BROOK Maine Fair 1928 7.2 m 3,147
GRAND FALLS FLOWAGE Maine Good 2011 42.5 m 3,145
BRACKETT BROOK Maine Good 2011 18.6 m 3,134
I-95 Maine Fair 1956 63.6 m 3,133
SEDGEUNKEDUNK STREAM Maine Fair 1955 8.1 m 3,130
15 MILE STREAM Maine Fair 1928 12.1 m 3,112
BLACK STREAM Maine Fair 1976 10.8 m 3,106
KENNEBEC RIVER Maine Good 2014 451.2 m 3,105
PLEASANT RIVER Maine Good 2008 33.9 m 3,096
I-95 NB & SB Maine Fair 1965 140.5 m 3,057
PISCATAQUIS RIVER Maine Good 2012 179.7 m 3,044
I-95 NB & SB Maine Fair 1963 133.4 m 3,043
W BR WESSERUNSETT STREAM Maine Fair 1966 51.5 m 3,038
DAVIS STREAM Maine Good 1995 23.9 m 3,032
INTERSTATE 95 NB & SB Maine Poor 1960 70.0 m 3,020
stream Maine Good 2018 7.9 m 3,020
NONESUCH RIVER Maine Good 2000 17.3 m 3,005
I295 & WASH AVE NB & SB Maine Fair 1987 146.3 m 3,000
SANDY RIVER Maine Fair 1988 104.4 m 2,994
SACO RIVER Maine Fair 1984 73.6 m 2,991
SACO RIVER OVERFLOW Maine Good 2020 18.6 m 2,991
DEAD LAKE STREAM Maine Fair 1986 55.3 m 2,991
SACO RIVER OVERFLOW Maine Good 2020 18.6 m 2,991
CHAIN LAKES STREAM Maine Good 1995 8.8 m 2,988

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.