Facts
- Overview
- Pony truss bridge over MBTA/BMRR on MA 2A (East Main Street) in Ayer
- Location
- Middlesex County, Massachusetts
- Status
- Open to traffic
- History
- Built 1949
- Design
- Pony truss
- Dimensions
-
Length of largest span: 109.9 ft.
Total length: 115.2 ft.
Deck width: 36.1 ft.
- Approximate latitude, longitude
- +42.55861, -71.58528 (decimal degrees)
42°33'31" N, 71°35'07" W (degrees°minutes'seconds") - Approximate UTM coordinates
- 19/287769/4715040 (zone/easting/northing)
- USGS topographic map
- Ayer
- Inventory number
- BH 19376 (Bridgehunter.com ID)
- Inspection (as of 02/2008)
- Deck condition rating: Satisfactory (6 out of 9)
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Functionally obsolete
Sufficiency rating: 72.7 (out of 100) - Average daily traffic (as of 2008)
- 20,300