Facts
- Overview
- Pony truss bridge over MBTA/BMRR on US 20 (Main Street) in Waltham
- Location
- Waltham, Middlesex County, Massachusetts
- Status
- Open to traffic
- History
- Built 1936; rehabilitated 1991
- Design
- Pony truss
- Dimensions
-
Length of largest span: 115.2 ft.
Total length: 233.9 ft.
Deck width: 60.0 ft.
- Approximate latitude, longitude
- +42.37722, -71.22444 (decimal degrees)
42°22'38" N, 71°13'28" W (degrees°minutes'seconds") - Approximate UTM coordinates
- 19/316864/4694056 (zone/easting/northing)
- USGS topographic map
- Lexington
- Inventory number
- BH 19377 (Bridgehunter.com ID)
- Inspection (as of 02/2006)
- Deck condition rating: Fair (5 out of 9)
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Functionally obsolete
Sufficiency rating: 59.2 (out of 100) - Average daily traffic (as of 2006)
- 63,900