Scour Critical Bridges in New Jersey
362 bridges in New Jersey at risk from water erosion around foundations.
Scour Critical Bridges
Scour is the erosion of soil and rock around a bridge's foundation caused by moving water. When foundations are exposed or undermined, a bridge can collapse even if its deck and superstructure are in good condition. Scour is the leading cause of bridge failures in the US. These 362 bridges in New Jersey have been identified as vulnerable to scour damage.
| Bridge | State | Scour Status | Condition | Year Built | ADT |
|---|---|---|---|---|---|
| Shark River | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1932 | 7,029 |
| RUSSIA BROOK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1900 | 6,975 |
| MILL CREEK | New Jersey | Scour Critical — Countermeasures Installed | Poor | 1930 | 6,971 |
| N BRANCH RARITAN RIVER | New Jersey | Scour Critical — Countermeasures Installed | Poor | 1922 | 6,913 |
| BIG BIRCH CREEK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1941 | 6,845 |
| POHATCONG CREEK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1931 | 6,708 |
| PLEASANT BROOK | New Jersey | Scour Critical — Countermeasures Installed | Good | 1945 | 6,566 |
| POMPESTON CREEK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1970 | 6,554 |
| TOWNSENDS INLET | New Jersey | Scour Critical — Countermeasures Installed | Poor | 1939 | 6,548 |
| WALLKILL RIVER | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1875 | 6,520 |
| MUSCONETCONG RIVER | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1925 | 6,520 |
| WALLKILL RIVER | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1910 | 6,513 |
| LOANTAKA BROOK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1936 | 6,512 |
| ROCKAWAY RIVER | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1910 | 6,446 |
| MILL BROOK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1970 | 6,236 |
| SPRING GARDEN BROOK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1928 | 6,219 |
| LOPATCONG CREEK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1928 | 6,194 |
| PEQUEST RIVER | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1922 | 6,145 |
| ROCKAWAY RIVER | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1936 | 6,133 |
| TENAKILL BROOK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1955 | 5,968 |
| METZLERS BROOK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1962 | 5,929 |
| THIRD RIVER | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1960 | 5,872 |
| ROCKAWAY RIVER | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1928 | 5,854 |
| MUSCONETCONG RIVER | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1932 | 5,846 |
| CHAMBERS BROOK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1977 | 5,736 |
| GREEN BROOK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1929 | 5,689 |
| BR.ASSISCUNK CREEK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1925 | 5,626 |
| PAULINS KILL | New Jersey | Scour Critical — Countermeasures Installed | Good | 1931 | 5,501 |
| PETERS BROOK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1901 | 5,455 |
| Bobbys Run | New Jersey | Scour Critical — Countermeasures Installed | Good | 1992 | 5,376 |
| BIG FLAT BROOK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1957 | 5,296 |
| COLES BROOK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1900 | 5,281 |
| SW BR RANCOCAS CREEK | New Jersey | Scour Critical — Countermeasures Installed | Poor | 1908 | 5,114 |
| BEAVER BROOK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1900 | 5,114 |
| BEAVER BROOK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1967 | 4,983 |
| CEDAR BROOK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1922 | 4,959 |
| CROSSWICKS CREEK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1980 | 4,645 |
| DELAWARE River | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1926 | 4,600 |
| DEN BROOK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1924 | 4,517 |
| Sharps Run | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1939 | 4,395 |
| SWAN CREEK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1918 | 4,379 |
| SECOND RIVER | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1930 | 4,170 |
| West Branch Rahway River | New Jersey | Scour Critical — Countermeasures Installed | Good | 1908 | 4,109 |
| TRIB TO ROCKAWAY RIVER | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1900 | 4,079 |
| PASCACK BROOK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1981 | 3,997 |
| BRANCH OF POMPESTON CK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1961 | 3,992 |
| BURNETT BROOK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1910 | 3,855 |
| GOFFLE BROOK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1958 | 3,850 |
| SWAN CREEK | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1916 | 3,776 |
| ROBINSONS BRANCH RAH RIV | New Jersey | Scour Critical — Countermeasures Installed | Fair | 1921 | 3,725 |
Scour Critical Rating Codes
| Code 2 — Unaddressed | Bridge is scour critical with no countermeasures installed. The foundation is vulnerable and no protective action has been taken. |
| Code 3 — Countermeasures Installed | Protective measures (riprap, sheet piling, etc.) have been installed to reduce scour risk, but the bridge remains classified as scour critical. |
| Code 6 — Countermeasures Ineffective | Protective measures were installed but have been assessed as ineffective. The bridge requires re-evaluation and additional action. |
About Scour Critical Bridges
Scour critical bridges have been identified through underwater inspection or analysis as having foundations that are unstable or could become unstable during flood conditions. FHWA requires action plans for all scour critical bridges. Famous scour failures include the 1987 Schoharie Creek Bridge collapse in New York.