Facts
- Overview
- Five-span concrete arch bridge over Swatara Creek on North Duke Street (TR 690) in Hummelstown
- Location
- Dauphin County, Pennsylvania
- Status
- Open to traffic
- History
- Built 1910; rehabilitated ca. 1985
- Design
- Closed-spandrel arch
- Dimensions
-
Length of largest span: 57.1 ft.
Total length: 313.0 ft.
Deck width: 17.7 ft.
- Recognition
- Eligible for the National Register of Historic Places
- Approximate latitude, longitude
- +40.27167, -76.71667 (decimal degrees)
40°16'18" N, 76°43'00" W (degrees°minutes'seconds") - Inventory numbers
- PA 22 7215 0690 3032 (Pennsylvania bridge number)
BH 30846 (Bridgehunter.com ID) - Inspection (as of 07/2005)
- Superstructure condition rating: Poor (4 out of 9)
Substructure condition rating: Poor (4 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 20.0 (out of 100) - Average daily traffic (as of 1995)
- 1,200