HWY DORCHSTR AVE over I 93 /US1/ST3

Map

Coordinates:
+42.32528, -71.05722
42°19'31" N, 71°03'26" W

Source: National Bridge Inventory (2010 edition)
Information not verified. Use at your own risk.

Name:	HWY DORCHSTR AVE over I 93 /US1/ST3
Structure number:	B16256398DOTNBI
Location:	2.4 KM SE OF JET I93&I90
Purpose:	Carries highway and pedestrian walkway over highway
Route classification:	Other Principal Arterial (Urban) `[14]`
Length of largest span:	104.0 ft. `[31.7 m]`
Total length:	215.9 ft. `[65.8 m]`
Roadway width between curbs:	40.0 ft. `[12.2 m]`
Deck width edge-to-edge:	62.0 ft. `[18.9 m]`
Vertical clearance below bridge:	13.8 ft. `[4.2 m]`
Skew angle:	56°
Owner:	State Highway Agency `[01]`
Year built:	1957
Year reconstructed:	1988
Historic significance:	Bridge is possibly eligible for the National Register of Historic Places `[3]`
Design load:	MS 18 / HS 20 `[5]`
Number of main spans:	2
Main spans material:	Steel `[3]`
Main spans design:	Stringer/Multi-beam or girder `[02]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Bituminous `[6]`

Status:	Open, no restriction `[A]`
Average daily traffic:	12,200 `[as of 2008]`
Truck traffic:	13% of total traffic
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Satisfactory `[6 out of 9]`
Substructure condition:	Fair `[5 out of 9]`
Scour condition:	Bridge not over waterway. `[N]`
Operating rating:	73.9 tons `[67.2 metric tons]`
Inventory rating:	44.3 tons `[40.3 metric tons]`
Evaluation:	Functionally obsolete `[2]`
Sufficiency rating:	81.6
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. `[35]`
Estimated cost of work:	$5,191,000