HWY WILLIAMS ST over COMB AMTRAK/MBTA & ORNG

Map

Coordinates:
+42.30756, -71.10943
42°18'27" N, 71°06'34" W

Source: National Bridge Inventory. Information not verified; use at your own risk.

Name:	HWY WILLIAMS ST over COMB AMTRAK/MBTA & ORNG
Structure number:	B160994VGMBTNBI
Location:	BTWN ARMORY & EVERETT ST
Purpose:	Carries highway and pedestrian walkway over railroad
Route classification:	Local (Urban) `[19]`
Length of largest span:	59.1 ft. `[18.0 m]`
Total length:	98.1 ft. `[29.9 m]`
Roadway width between curbs:	25.9 ft. `[7.9 m]`
Deck width edge-to-edge:	42.3 ft. `[12.9 m]`
Vertical clearance below bridge:	15.4 ft. `[4.7 m]`
Skew angle:	6°
Owner:	Other State Agencies `[21]`
Year built:	1982
Historic significance:	Bridge is not eligible for the National Register of Historic Places `[5]`
Design load:	MS 18 / HS 20 `[5]`
Number of main spans:	2
Main spans material:	Concrete continuous `[2]`
Main spans design:	Frame `[07]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Bituminous `[6]`

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction `[A]`
Average daily traffic:	700 `[as of 1997]`
Truck traffic:	8% of total traffic
Deck condition:	Good `[7 out of 9]`
Superstructure condition:	Good `[7 out of 9]`
Substructure condition:	Good `[7 out of 9]`
Structural appraisal:	Better than present minimum criteria `[7]`
Deck geometry appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is `[5]`
Underclearances appraisal:	Basically intolerable requiring high priority of corrrective action `[3]`
Roadway alignment appraisal:	Equal to present desirable criteria `[8]`
Scour condition:	Bridge not over waterway. `[N]`
Operating rating:	49.0 tons `[44.5 metric tons]`
Inventory rating:	36.0 tons `[32.7 metric tons]`
Sufficiency rating:	90.4
Recommended work:	Widening of existing bridge or other major structure without deck rehabilitation or replacement `[33]`
Estimated cost of work:	$1,664,000

Date	Suff. Rating	Condition	Deck	Superstructure	Substructure	SD/FO	ADT
April 2016	90.4	Good	Good	Good	Good	FO	700
April 2014	90.4	Good	Good	Good	Good	FO	700
June 2012	90.4	Good	Good	Good	Good	FO	700
July 2010	90.4	Good	Good	Good	Good	FO	700
April 2008	90.4	Good	Good	Good	Good	FO	700
March 2006	90.4	Good	Good	Good	Good	FO	700
March 2004	90.4	Good	Good	Good	Good	FO	700
April 2002	90.4	Good	Good	Good	Good	FO	700
April 2000	90.4	Good	Very Good	Very Good	Very Good	FO	700

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.

Element	Units	Quantity	1. Good	2. Fair	3. Poor	4. Serious
Deck
Reinforced Concrete Slab	sq. ft.	1,400	1,400	0	0	0
Wearing Surfaces	sq. ft.	1,400	1,400	0	0	0