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
I-95 Maine Good 1956 64.6 m 639
PLEASANT RIVER Maine Fair 1957 10.1 m 639
W BR WESSERUNSETT STREAM Maine Fair 1969 26.2 m 639
SLY BROOK Maine Fair 1967 8.7 m 639
PLYMOUTH POND Maine Fair 1958 13.3 m 637
W. BR. DEAD STREAM Maine Poor 1940 13.6 m 634
E BRANCH CHANDLER RIVER Maine Good 1999 21.6 m 632
ALDER STREAM Maine Fair 1949 9.0 m 632
LITTLE RIVER Maine Fair 1944 8.8 m 631
I-95 Maine Fair 2001 93.6 m 630
SWIFT RIVER Maine Fair 1958 54.3 m 630
MILL STREAM Maine Good 2017 39.9 m 630
LITTLE ANDROSCOGGIN RIV Maine Fair 1978 30.0 m 630
ALDER BROOK Maine Fair 1958 9.0 m 630
BOWLEY BROOK Maine Fair 1917 10.2 m 629
QUICK STREAM Maine Fair 1933 9.1 m 629
WEBB RIVER Maine Good 2003 32.9 m 629
DEAD STREAM Maine Fair 1933 10.0 m 629
ALDER STREAM Maine Good 2022 42.1 m 629
HORSEBACK BROOK Maine Fair 1964 9.6 m 627
BLACK STREAM Maine Fair 1937 16.4 m 625
SHEEPSCOT RIVER Maine Fair 1948 13.6 m 623
MILE BROOK Maine Poor 1911 27.7 m 622
I-95 Maine Good 1956 61.3 m 621
MEADOW STREAM Maine Fair 2007 6.2 m 620
EAST BR PISCATAQUA RIVER Maine Fair 1952 9.1 m 620
SUNDAY RIVER Maine Fair 1958 25.6 m 619
CROOKED RIVER Maine Fair 1949 22.6 m 619
SWETT BROOK Maine Fair 1950 7.9 m 618
LIMESTONE STREAM Maine Fair 1964 11.3 m 616
CARD MILL STREAM Maine Fair 1941 13.7 m 616
OTTER BROOK Maine Poor 1947 26.8 m 616
CHANDLER BROOK Maine Fair 1982 12.0 m 614
I-95 Maine Good 2003 79.6 m 614
MIDDLE BR MOUSAM RIVER Maine Fair 1907 8.4 m 613
I-95 Maine Good 1956 48.8 m 611
KEZAR OUTLET Maine Fair 1953 16.2 m 610
NORTH BRANCH DEAD RIVER Maine Fair 1934 23.2 m 609
GOLD BROOK Maine Fair 1982 10.2 m 609
ST. GEORGE RIVER Maine Poor 1939 8.4 m 604
HARVEY BROOK Maine Poor 1963 8.8 m 600
MARTIN STREAM Maine Poor 1934 11.0 m 599
SMO RAILROAD Maine Good 1999 22.8 m 598
BOG BROOK Maine Fair 1968 24.0 m 596
MAINE CENTRAL RAILRD Maine Fair 1990 13.9 m 591
BROWN BROOK Maine Fair 1985 9.1 m 590
OGUNQUIT RIVER Maine Fair 2007 12.4 m 590
BACK RIVER (ATLANTIC O) Maine Fair 1959 47.5 m 590
NEZINSCOT RIVER(W.BR.) Maine Fair 1951 14.2 m 590
PLEASANT RIVER Maine Poor 1920 14.2 m 589

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.