Poor Condition Bridges in Maryland
240 bridges rated Poor condition in Maryland. FHWA National Bridge Inventory.
Bridges Rated Poor Condition
A bridge is rated Poor when one or more of its major components (deck, superstructure, or substructure) has a condition rating of 4 or below on the FHWA 0–9 scale. Poor condition does not mean imminent danger of collapse, but indicates significant deterioration requiring priority maintenance or replacement. There are 240 such bridges in Maryland.
| Bridge | State | Condition | Year Built | ADT | Length |
|---|---|---|---|---|---|
| MARUMSCO CREEK | Maryland | 1950 | 141 | 30.3 m | |
| GILBERT SWAMP RUN | Maryland | 1933 | 137 | 29.6 m | |
| GREAT SENECA CREEK TRIBU | Maryland | 2002 | 132 | 7.9 m | |
| CASSELMAN RIVER | Maryland | 1885 | 130 | 26.2 m | |
| BUFFALO RUN | Maryland | 1919 | 122 | 9.1 m | |
| SAMS CREEK | Maryland | 1972 | 119 | 11.6 m | |
| CSXT RAILROAD | Maryland | 1930 | 110 | 14.0 m | |
| CSXT RAILROAD | Maryland | 1929 | 110 | 47.2 m | |
| CAREY BRANCH | Maryland | 1989 | 110 | 9.4 m | |
| CSXT RAILROAD | Maryland | 1885 | 109 | 14.0 m | |
| SULLIVAN BRANCH | Maryland | 1953 | 108 | 8.1 m | |
| WINDMILL ISLAND CREEK | Maryland | 1982 | 105 | 11.6 m | |
| BOOZE CREEK | Maryland | 1959 | 105 | 8.8 m | |
| ROCK RUN | Maryland | 1940 | 100 | 8.8 m | |
| TRIBUTARY TO NORTH BRANC | Maryland | 1930 | 100 | 9.1 m | |
| ROCKBURN BRANCH | Maryland | 1950 | 100 | 13.4 m | |
| OLD MILL STREAM BRANCH | Maryland | 1955 | 100 | 11.3 m | |
| ISLAND BRANCH | Maryland | 1972 | 99 | 8.2 m | |
| MARYLAND MIDLAND RAILROA | Maryland | 1975 | 97 | 11.3 m | |
| BASIN RUN | Maryland | 1930 | 94 | 6.7 m | |
| TRANSQUAKING RIVER | Maryland | 1946 | 93 | 58.5 m | |
| DIVIDING CREEK | Maryland | 1974 | 90 | 24.7 m | |
| LITTLE MONOCACY RIVER | Maryland | 1971 | 79 | 14.9 m | |
| DEER CREEK | Maryland | 1883 | 70 | 46.3 m | |
| NASSAWANGO CREEK | Maryland | 1951 | 59 | 24.2 m | |
| KOONTZ RUN | Maryland | 1983 | 56 | 6.4 m | |
| SHANKS CREEK | Maryland | 1984 | 56 | 41.8 m | |
| TRIB TO LITTLE PATUXENT | Maryland | 1935 | 54 | 7.4 m | |
| SHANKS CREEK | Maryland | 1971 | 52 | 28.0 m | |
| BUFFALO RUN | Maryland | 1989 | 48 | 11.0 m | |
| TIBER RIVER | Maryland | 1935 | 45 | 11.6 m | |
| BUFFALO RUN | Maryland | 1989 | 44 | 10.1 m | |
| GAREY MILL POND BRANCH | Maryland | 1950 | 40 | 7.9 m | |
| BEAR CREEK | Maryland | 1920 | 30 | 18.9 m | |
| MILL RUN | Maryland | 1984 | 27 | 13.8 m | |
| MAPLE RUN | Maryland | 1978 | 22 | 21.3 m | |
| MILL RUN | Maryland | 1935 | 11 | 8.5 m | |
| TRIBUTARY OF LOST LAND R | Maryland | 1920 | 5 | 11.0 m | |
| STEMMERS RUN | Maryland | 1950 | — | 7.4 m | |
| HUNTING CREEK | Maryland | 1941 | — | 40.8 m |
About Poor Condition Bridge Ratings
FHWA rates bridge components on a 0–9 scale. A rating of 4 or below on any major component (deck, superstructure, substructure) classifies the bridge as Poor condition. The bridge remains open to traffic but requires priority attention. Bridges rated 0–2 are immediately closed.