Mississippi River US 30 Bridge
Facts
- Overview
- Suspension bridge over Mississippi River on US 30 at Clinton
- Status
- Open to traffic
- History
- Built 1956
- Design
- Suspension
- Dimensions
-
Length of largest span: 644.1 ft.
Total length: 4,166.2 ft.
Deck width: 25.9 ft.
Vertical clearance above deck: 32.0 ft.
- Approximate latitude, longitude
- +41.83784, -90.18385 (decimal degrees)
41°50'16" N, 90°11'02" W (degrees°minutes'seconds") - Approximate UTM coordinates
- 15/733828/4635606 (zone/easting/northing)
- USGS topographic map
- Clinton
- Inventory numbers
- IA 20860 (Iowa bridge number)
IL 098-6003 (Illinois bridge number)
BH 13218 (Bridgehunter.com ID) - Inspection (as of 11/2006)
- Deck condition rating: Good (7 out of 9)
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Functionally obsolete
Sufficiency rating: 56.6 (out of 100) - Average daily traffic (as of 2005)
- 10,000