Facts
- Overview
- Concrete arch bridge over Little Lehigh Creek on I-78 in Allentown
- Location
- Allentown, Lehigh County, Pennsylvania
- Status
- Open to traffic
- History
- Built 1958; rehabilitated 1988
- Design
- Arch
- Dimensions
-
Length of largest span: 231.0 ft.
Total length: 661.1 ft.
Deck width: 107.0 ft.
- Approximate latitude, longitude
- +40.56333, -75.51333 (decimal degrees)
40°33'48" N, 75°30'48" W (degrees°minutes'seconds") - Approximate UTM coordinates
- 18/456544/4490411 (zone/easting/northing)
- USGS topographic map
- Allentown West
- Inventory numbers
- PA 39 0078 0564 0000 (Pennsylvania bridge number)
BH 31198 (Bridgehunter.com ID) - Inspection (as of 04/2008)
- Deck condition rating: Satisfactory (6 out of 9)
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Sufficiency rating: 72.2 (out of 100) - Average daily traffic (as of 2007)
- 60,354