Browse Bridge Database
5,500 bridges in the FHWA National Bridge Inventory in Maryland.
National Bridge Inventory Database
Browse 5,500 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 |
|---|---|---|---|---|---|
| MD 702 | Maryland | Fair | 1973 | 118.6 m | 7,687 |
| TOMS CREEK | Maryland | Fair | 1923 | 24.4 m | 7,680 |
| NORTHWEST BRANCH | Maryland | Fair | 1956 | 22.3 m | 7,673 |
| HAWLINGS RIVER | Maryland | Fair | 1929 | 13.4 m | 7,660 |
| LITTLE PATUXENT RIVER | Maryland | Good | 1994 | 32.0 m | 7,660 |
| I-95 | Maryland | Fair | 1963 | 69.2 m | 7,656 |
| IS 83 | Maryland | Good | 2002 | 72.2 m | 7,650 |
| TRIBUTARY OF SEMPLE RUN | Maryland | Good | 1964 | 7.3 m | 7,648 |
| TRIBUTARY TO ST. JOHN CR | Maryland | Good | 2008 | 7.3 m | 7,626 |
| CSX RAILROAD | Maryland | Poor | 1964 | 50.0 m | 7,620 |
| TRIBUTARY OF CONOCOCHEAG | Maryland | Good | 1972 | 8.7 m | 7,589 |
| TRIBUTARY TO GUNPOWDER F | Maryland | Fair | 1920 | 9.4 m | 7,580 |
| LITTLE BENNETT CREEK | Maryland | Good | 1925 | 34.3 m | 7,540 |
| TOWSERS BRANCH | Maryland | Fair | 1974 | 8.1 m | 7,537 |
| LITTLE PATUXENT RIVER | Maryland | Good | 2006 | 33.1 m | 7,535 |
| MD 295 NBR | Maryland | Good | 1990 | 32.0 m | 7,530 |
| MD 295 SBR | Maryland | Good | 1990 | 48.2 m | 7,530 |
| BACON RIDGE BRANCH | Maryland | Fair | 2008 | 17.7 m | 7,520 |
| LOTTSFORD BRANCH | Maryland | Fair | 1999 | 23.5 m | 7,518 |
| HUDSON BRANCH | Maryland | Good | 2022 | 7.3 m | 7,514 |
| BROAD CREEK | Maryland | Fair | 1961 | 32.6 m | 7,511 |
| HALETHORPE FARMS RD | Maryland | Fair | 1957 | 27.4 m | 7,507 |
| TRANSWAY ROAD | Maryland | Fair | 1957 | 33.2 m | 7,507 |
| AMTRAK | Maryland | Fair | 1957 | 61.0 m | 7,507 |
| ALLENS FRESH RUN | Maryland | Good | 2014 | 30.0 m | 7,500 |
| SLIGO CR PKWY & SLIGO CR | Maryland | Good | 1932 | 68.9 m | 7,500 |
| IS 95 OLL RPS G B T Q H | Maryland | Good | 2005 | 605.6 m | 7,492 |
| ROCK CREEK | Maryland | Fair | 1911 | 18.0 m | 7,482 |
| IS 70 | Maryland | Fair | 1968 | 121.8 m | 7,477 |
| WEST BRANCH | Maryland | Fair | 2004 | 17.7 m | 7,471 |
| BR OF WEST BRANCH | Maryland | Good | 2004 | 15.2 m | 7,471 |
| MD 940 | Maryland | Good | 1985 | 60.4 m | 7,469 |
| MD 940 RAMP 7 | Maryland | Good | 1985 | 102.7 m | 7,469 |
| SEVERN RUN | Maryland | Fair | 1974 | 6.4 m | 7,465 |
| LITTLE SENECA CREEK | Maryland | Fair | 1953 | 17.4 m | 7,457 |
| IS 70 | Maryland | Fair | 1974 | 86.9 m | 7,450 |
| TRIB TO WHITEMARSH RUN | Maryland | Good | 1996 | 6.3 m | 7,440 |
| MD MIDLAND RAILWAY | Maryland | Fair | 1923 | 11.6 m | 7,436 |
| CSX RAILROAD | Maryland | Fair | 1900 | 9.1 m | 7,434 |
| LITTLE SENECA CREEK TRIB | Maryland | Fair | 2000 | 7.7 m | 7,433 |
| FANNEL BRANCH | Maryland | Fair | 1949 | 11.6 m | 7,420 |
| HUNTING CREEK | Maryland | Fair | 1926 | 10.1 m | 7,412 |
| BR OF NORTH EAST RIVER | Maryland | Good | 1987 | 6.1 m | 7,412 |
| US ROUTE 1 AMTRAK RAILR | Maryland | Good | 1997 | 185.0 m | 7,405 |
| SWAN CREEK | Maryland | Fair | 1978 | 12.0 m | 7,401 |
| LONG QUARTER BRANCH | Maryland | Fair | 1953 | 8.5 m | 7,400 |
| NE BRANCH OF ANACOSTIA R | Maryland | Poor | 1931 | 30.2 m | 7,399 |
| LITTLE PATUXENT RIVER | Maryland | Fair | 1966 | 64.6 m | 7,376 |
| IS 70 RAMP F (02) | Maryland | Good | 1969 | 50.3 m | 7,362 |
| NORFOLK SOUTHERN RR | Maryland | Fair | 1937 | 35.1 m | 7,360 |
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.