I 93 /US1/ST3 over HWY CONLEY ST

Map

Coordinates:
+42.29111, -71.04417
42°17'28" N, 71°02'39" W

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

Name:	I 93 /US1/ST3 over HWY CONLEY ST
Structure number:	B162643DCDOTNBI
Location:	6.6 KM S OF JCT I90&I93
Purpose:	Carries highway over highway
Route classification:	Principal Arterial - Interstate (Urban) `[11]`
Length of largest span:	50.9 ft. `[15.5 m]`
Total length:	118.1 ft. `[36.0 m]`
Roadway width between curbs:	109.9 ft. `[33.5 m]`
Deck width edge-to-edge:	117.5 ft. `[35.8 m]`
Vertical clearance below bridge:	14.4 ft. `[4.4 m]`
Skew angle:	99°
Owner:	State Highway Agency `[01]`
Year built:	1955
Year reconstructed:	1984
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	MS 18+Mod / HS 20+Mod `[6]`
Number of main spans:	3
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:	210,000 `[as of 2008]`
Truck traffic:	10% of total traffic
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Good `[7 out of 9]`
Substructure condition:	Satisfactory `[6 out of 9]`
Scour condition:	Bridge not over waterway. `[N]`
Operating rating:	66.0 tons `[60.0 metric tons]`
Inventory rating:	40.9 tons `[37.2 metric tons]`
Evaluation:	Functionally obsolete `[2]`
Sufficiency rating:	81.0
Recommended work:	Other structural work, including hydraulic replacements. `[38]`
Estimated cost of work:	$1,103,000