Historic Bridges in Delaware
122 bridges built before 1951 in Delaware still in service today.
Bridges Built Before 1951
The United States has 122 bridges in Delaware built before 1951 that remain in active service. These structures are 75+ years old — many predate modern engineering codes and were not designed for today's traffic volumes and vehicle weights. The average design life of a bridge is 50 years, making these aging structures a significant infrastructure concern.
| Bridge | State | Condition | Year Built | Age (Years) | ADT |
|---|---|---|---|---|---|
| BRANDYWINE CREEK | Delaware | Fair | 1839 | 187 | 3,224 |
| MILL CREEK | Delaware | Good | 1846 | 180 | 7,382 |
| RED CLAY CREEK | Delaware | Fair | 1850 | 176 | 3,398 |
| ST. JONES RIVER | Delaware | Fair | 1885 | 141 | 11,547 |
| BRANDYWINE CREEK | Delaware | Fair | 1900 | 126 | 2,103 |
| BRANDYWINE CREEK | Delaware | Fair | 1900 | 126 | 9,627 |
| CSX RAILROAD | Delaware | Good | 1900 | 126 | 23,743 |
| CSX RAILROAD | Delaware | Fair | 1900 | 126 | 99 |
| PEDESTRIAN PATH | Delaware | Fair | 1900 | 126 | 9,804 |
| MISPILLION RIVER | Delaware | Fair | 1900 | 126 | 99 |
| BRANDYWINE CREEK&FLUME | Delaware | Fair | 1906 | 120 | 99 |
| SHELLPOT CREEK | Delaware | Fair | 1910 | 116 | 9,580 |
| RECORDS POND | Delaware | Good | 1910 | 116 | 99 |
| WARTONS BRANCH | Delaware | Fair | 1911 | 115 | 23,985 |
| BETTS POND | Delaware | Fair | 1912 | 114 | 24,039 |
| MILL CREEK | Delaware | Fair | 1913 | 113 | 11,553 |
| BROAD CREEK | Delaware | Fair | 1915 | 111 | 3,164 |
| WATERWAY | Delaware | Fair | 1917 | 109 | 626 |
| LITTLE MILL CREEK | Delaware | Fair | 1917 | 109 | 1,317 |
| READING RR | Delaware | Fair | 1918 | 108 | 537 |
| WATERWAY & ABANDON R.R. | Delaware | Fair | 1919 | 107 | 16,691 |
| TIDBURY BRANCH | Delaware | Fair | 1919 | 107 | 9,355 |
| ISAAC BRANCH-MOORES LAKE | Delaware | Fair | 1919 | 107 | 11,225 |
| CLEAR BROOK | Delaware | Fair | 1919 | 107 | 3,966 |
| NANTICOKE RIVER | Delaware | Fair | 1919 | 107 | 4,583 |
| BLACKBIRD CREEK | Delaware | Poor | 1920 | 106 | 11,020 |
| MURDERKILL RIVER | Delaware | Good | 1920 | 106 | 12,269 |
| MUDSTONE BRANCH | Delaware | Fair | 1920 | 106 | 6,536 |
| NANTICOKE RIVER | Delaware | Fair | 1920 | 106 | 11,140 |
| JAMES BRANCH | Delaware | Fair | 1920 | 106 | 6,064 |
| TYNDALL BRANCH | Delaware | Fair | 1920 | 106 | 6,883 |
| RED CLAY CREEK | Delaware | Fair | 1922 | 104 | 2,428 |
| HYDE RUN | Delaware | Fair | 1922 | 104 | 3,319 |
| CHRISTINA CREEK | Delaware | Fair | 1922 | 104 | 12,169 |
| BRANDYWINE CK CONRAIL | Delaware | Fair | 1922 | 104 | 10,601 |
| ARMY CREEK | Delaware | Fair | 1922 | 104 | 40,517 |
| BROWNS BRANCH | Delaware | Good | 1922 | 104 | 7,277 |
| COLLINS MILL POND | Delaware | Good | 1922 | 104 | 10,964 |
| DEEP CREEK | Delaware | Good | 1922 | 104 | 13,664 |
| BROAD CREEK | Delaware | Fair | 1923 | 103 | 5,984 |
| WILSON RUN | Delaware | Fair | 1925 | 101 | 64,449 |
| WATERWAY | Delaware | Fair | 1925 | 101 | 12,820 |
| BRANDYWINE RIVER | Delaware | Fair | 1925 | 101 | 99 |
| LITTLE MILL CREEK | Delaware | Good | 1926 | 100 | 5,558 |
| PIKE CREEK | Delaware | Good | 1926 | 100 | 15,802 |
| MUDDY RUN | Delaware | Good | 1926 | 100 | 11,825 |
| NANTICOKE RIVER | Delaware | Fair | 1926 | 100 | 8,015 |
| RED LION CREEK | Delaware | Fair | 1927 | 99 | 5,593 |
| PAW PAW BRANCH | Delaware | Fair | 1927 | 99 | 943 |
| CHRISTINA RIVER | Delaware | Fair | 1927 | 99 | 28,795 |
About Historic Bridge Data
Bridges built before 1951 are classified as historic in this database. Many were designed to 1940s standards with lower load limits and narrower lanes. While FHWA requires regular inspections of all bridges regardless of age, older structures often require more frequent monitoring and rehabilitation investment.