Poor Condition Bridges in New Hampshire
192 bridges rated Poor condition in New Hampshire. 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 192 such bridges in New Hampshire.
| Bridge | State | Condition | Year Built | ADT | Length |
|---|---|---|---|---|---|
| SOUTH RIVER | New Hampshire | 1920 | 96 | 11.0 m | |
| COLLINS BROOK | New Hampshire | 1981 | 96 | 9.1 m | |
| RAND BROOK | New Hampshire | 1940 | 96 | 9.4 m | |
| MINNEWAWA BROOK | New Hampshire | 1950 | 96 | 9.4 m | |
| BEARDS BROOK | New Hampshire | 1900 | 96 | 10.4 m | |
| BEARDS BROOK | New Hampshire | 1900 | 96 | 13.7 m | |
| MILL BROOK | New Hampshire | 1975 | 96 | 8.2 m | |
| SALMON HOLE BROOK | New Hampshire | 1975 | 96 | 7.0 m | |
| ASHUELOT RIVER | New Hampshire | 1960 | 96 | 22.6 m | |
| CHICKWOLNEPY STREAM | New Hampshire | 1950 | 96 | 11.8 m | |
| STEARNS BROOK | New Hampshire | 1950 | 96 | 11.9 m | |
| NORTHEAST POND | New Hampshire | 1948 | 96 | 28.7 m | |
| SUGAR RIVER | New Hampshire | 1976 | 96 | 11.9 m | |
| ARCHERTOWN BROOK | New Hampshire | 1940 | 96 | 7.3 m | |
| DAM SPILLWAY | New Hampshire | 1938 | 96 | 11.6 m | |
| SALMON BROOK | New Hampshire | 1900 | 96 | 10.7 m | |
| BEARCAMP RIVER | New Hampshire | 1950 | 96 | 10.1 m | |
| PHILLIPS BROOK | New Hampshire | 1940 | 96 | 12.2 m | |
| GALE RIVER | New Hampshire | 1928 | 96 | 32.9 m | |
| BROOK | New Hampshire | 1930 | 96 | 7.6 m | |
| LITTLE SUGAR RIVER | New Hampshire | 1980 | 96 | 9.1 m | |
| BRANCH RIVER | New Hampshire | 1940 | 96 | 10.7 m | |
| PRIEST BROOK | New Hampshire | 1984 | 87 | 6.4 m | |
| FRAZIER BROOK | New Hampshire | 1950 | 75 | 8.5 m | |
| FRAZIER BROOK | New Hampshire | 1950 | 73 | 7.6 m | |
| NEEDLE SHOP BROOK | New Hampshire | 1930 | 64 | 10.7 m | |
| WILD AMMONOOSUC RIVER | New Hampshire | 1900 | 52 | 10.7 m | |
| LITTLE RIVER | New Hampshire | 1975 | 50 | 22.9 m | |
| HUBBARD BROOK | New Hampshire | 1961 | 50 | 11.0 m | |
| WALKER BROOK | New Hampshire | 1975 | 50 | 9.8 m | |
| DOUGLAS BROOK | New Hampshire | 1950 | 50 | 8.5 m | |
| OTTER BROOK | New Hampshire | 1967 | 50 | 13.6 m | |
| OTTER BROOK | New Hampshire | 1967 | 50 | 13.8 m | |
| PATCH BROOK | New Hampshire | 1930 | 45 | 10.1 m | |
| CLEMENT BROOK | New Hampshire | 1929 | 44 | 13.7 m | |
| BURTON POND OUTLET | New Hampshire | 1920 | 36 | 8.5 m | |
| ASHUELOT RIVER | New Hampshire | 1947 | 25 | 40.2 m | |
| BERRYS RIVER | New Hampshire | 1983 | 20 | 6.6 m | |
| NO DATA ENTERED | New Hampshire | 1990 | 10 | 8.1 m | |
| GARDNER-JOE ENGLISH STRE | New Hampshire | 1959 | 10 | 8.5 m | |
| THOMPSON BROOK | New Hampshire | 1931 | 5 | 11.7 m | |
| CONNECTICUT RIVER | New Hampshire | 1930 | — | 70.1 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.