HWY AUSTIN ST over COMB I 93 RMP&MBTA&ORNG

Map

Coordinates:
+42.37250, -71.07056
42°22'21" N, 71°04'14" W

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

Name:	HWY AUSTIN ST over COMB I 93 RMP&MBTA&ORNG
Structure number:	B161794F6DOTNBI
Location:	.1 M. W OF RUTHERFORD ST
Purpose:	Carries highway and pedestrian walkway over highway and railroad
Route classification:	Other Principal Arterial (Urban) `[14]`
Length of largest span:	149.9 ft. `[45.7 m]`
Total length:	1825.2 ft. `[556.3 m]`
Roadway width between curbs:	49.9 ft. `[15.2 m]`
Deck width edge-to-edge:	60.0 ft. `[18.3 m]`
Vertical clearance above deck:	14.4 ft. `[4.4 m]`
Vertical clearance below bridge:	23.0 ft. `[7.0 m]`
Skew angle:	99°
Owner:	State Highway Agency `[01]`
Year built:	1974
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	M 18 / H 20 `[4]`
Main span material:	Steel `[3]`
Main span 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:	39,200 `[as of 2005]`
Truck traffic:	6% of total traffic
Deck condition:	Satisfactory `[6 out of 9]`
Superstructure condition:	Fair `[5 out of 9]`
Substructure condition:	Fair `[5 out of 9]`
Scour condition:	Bridge not over waterway. `[N]`
Operating rating:	48.5 tons `[44.1 metric tons]`
Inventory rating:	35.6 tons `[32.4 metric tons]`
Evaluation:	Functionally obsolete `[2]`
Sufficiency rating:	60.1
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. `[35]`
Estimated cost of work:	$42,400,000