Bridge Type
Main Span(s): Steel [3] Stringer/Multi-beam or girder [02]
Approach Span(s): Other [00]
Deck: Concrete Cast-in-Place [1] with Wearing Surface:
Bridge Dimensions
Length: 17.8 m = 58.4 ft
Main Spans: 1 at 16.8 m = 55.1 ft
Approach Spans: 0
Skew: 20
Width, Roadway: 6.1 m = 20.0 ft (2 Lanes) and Out-To-Out: 6.9 m = 22.6 ft for a 6.1 m = 20.0 ft approaching roadway.
Vertical Clearance: 99.99 m = 328.1 ft and Navigational Clearance: 0 = N/A
Location
Middlefield [40990]: Hampshire County [015], Massachusetts [25]
Owned by Town or Township Highway Agency [03], DOT District: 1
.4 MI EAST OF MUNN RD
Condition
Deck: Satisfactory [6]
Superstructure: Good [7]
Substructure: Good [7]
Loading
Design: M 13.5 / H 15 [2]
Operating: 36 metric ton = 39.6 tons (Load Factor(LF) [1])
Inventory: 21.6 metric ton = 23.8 tons (Load Factor(LF) [1])
Appraisal
Structural: Equal to present minimum criteria [6]
Deck Geometry: Meets minimum tolerable limits to be left in place as is [4]
Road Alignment: Basically intolerable requiring high priority of corrrective action [3]
Waterway: Superior to present desirable criteria [9] and Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inspections
Date: June 1999 [699] and Frequency: 24
Future Work
Work Needed: Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Bridge Detour: 2.5 km = 1.6 mi
Traffic
ADT: 129 (2017) and Trucks: 6%
Future ADT: 221 (In 2032
)
