HWY BABSON ST over RR MBTA

Map

Coordinates:
+42.27417, -71.09250
42°16'27" N, 71°05'33" W

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

Name:	HWY BABSON ST over RR MBTA
Structure number:	B161643H9DOT634
Location:	1.2 KM NE OFJCTSR28&SR138
Purpose:	Carries highway and pedestrian walkway over railroad
Route classification:	Minor Arterial (Urban) `[16]`
Length of largest span:	77.4 ft. `[23.6 m]`
Total length:	142.1 ft. `[43.3 m]`
Roadway width between curbs:	34.1 ft. `[10.4 m]`
Deck width edge-to-edge:	48.9 ft. `[14.9 m]`
Vertical clearance below bridge:	18.7 ft. `[5.7 m]`
Skew angle:	45°
Owner:	State Highway Agency `[01]`
Year built:	1901
Year reconstructed:	2002
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:	Steel continuous `[4]`
Main spans design:	Stringer/Multi-beam or girder `[02]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Latex Concrete or similar additive `[3]`

Good/Fair/Poor Condition:	Good
Status:	Open, no restriction `[A]`
Average daily traffic:	15,800 `[as of 2016]`
Truck traffic:	11% of total traffic
Deck condition:	Very Good `[8 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:	Meets minimum tolerable limits to be left in place as is `[4]`
Underclearances appraisal:	Basically intolerable requiring high priority of corrrective action `[3]`
Roadway alignment appraisal:	Better than present minimum criteria `[7]`
Scour condition:	Bridge not over waterway. `[N]`
Operating rating:	87.6 tons `[79.6 metric tons]`
Inventory rating:	52.5 tons `[47.7 metric tons]`
Sufficiency rating:	93.2
Recommended work:	Widening of existing bridge or other major structure without deck rehabilitation or replacement `[33]`
Estimated cost of work:	$1,703,000

Date	Suff. Rating	Condition	Deck	Superstructure	Substructure	SD/FO	ADT
December 2016	93.2	Good	Very Good	Good	Good	FO	15800
December 2014	93.1	Good	Very Good	Very Good	Good	FO	17000
December 2012	93.1	Good	Very Good	Very Good	Good	FO	17000
December 2010	93.6	Good	Very Good	Very Good	Good	-	7600
December 2008	93.6	Good	Very Good	Very Good	Good	-	7400

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

Element	Units	Quantity	1. Good	2. Fair	3. Poor	4. Serious
Superstructure
Steel Girder/Beam	linear ft.	1,402	1,402	0	0	0
Steel Protective Coating	sq. ft.	1,998	1,998	0	0	0
Deck
Reinforced Concrete Deck	sq. ft.	6,015	6,015	0	0	0
Wearing Surfaces	sq. ft.	3,918	3,918	0	0	0
Substructure
Reinforced Concrete Column	each	4	4	0	0	0
Masonry Abutment	linear ft.	123	123	0	0	0
Reinforced Concrete Pier Cap	linear ft.	71	71	0	0	0
Joints
Other Joint	linear ft.	90	45	45	0	0
Bearings
Movable Bearing	each	22	22	0	0	0
Steel Protective Coating	sq. ft.	999	999	0	0	0
Fixed Bearing	each	11	11	0	0	0
Steel Protective Coating	sq. ft.	999	999	0	0	0
Bridge Rail
Reinforced Concrete Bridge Rail	linear ft.	259	0	233	26	0