Bridge Type
Main Span(s): Aluminum: Wrought Iron or Cast Iron [9] Truss - Thru [10]
Approach Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Deck: Wood or Timber [8] with Wearing Surface: Wood or Timber [7]
Bridge Dimensions
Length: 70.1 m = 230.0 ft
Main Spans: 1 at 58.8 m = 192.9 ft
Approach Spans: 1
Skew: 0
Width, Roadway: 4.3 m = 14.1 ft (1 Lanes) and Out-To-Out: 5 m = 16.4 ft for a 6.1 m = 20.0 ft approaching roadway.
Vertical Clearance: 3.73 m = 12.2 ft and Navigational Clearance: 0 = N/A
Location
Conway [15200]: Franklin County [011], Massachusetts [25]
Owned by Town or Township Highway Agency [03], DOT District: 1
@ SHELBURNE BORDER
Condition
Deck: Satisfactory [6]
Superstructure: Fair [5]
Substructure: Satisfactory [6]
Loading
Design: M 9 / H 10 [1]
Operating: 14.2 metric ton = 15.6 tons (Allowable Stress(AS) [2])
Inventory: 10.4 metric ton = 11.4 tons (Allowable Stress(AS) [2])
Appraisal
Structural: Basically intolerable requiring high priority of replacement [2]
Deck Geometry: Basically intolerable requiring high priority of replacement [2]
Road Alignment: Basically intolerable requiring high priority of replacement [2]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Inspections
Date: July 1999 [799] and Frequency: 24
Future Work
Work Needed: Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Bridge Detour: 1.6 km = 1.0 mi
Traffic
ADT: 650 (2019) and Trucks: 3%
Future ADT: 632 (In 2032
)
