HWY W FOURTH ST over COMB FNDRY ST&MBTA&AMTK

Map

Coordinates:
+42.34236, -71.06001
42°20'32" N, 71°03'36" W

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

Name:	HWY W FOURTH ST over COMB FNDRY ST&MBTA&AMTK
Structure number:	B161263FHDOTNBI
Location:	1.6 KM SE OF JCT I93&90
Purpose:	Carries highway and pedestrian walkway over highway and railroad
Route classification:	Other Principal Arterial (Urban) `[14]`
Length of largest span:	86.0 ft. `[26.2 m]`
Total length:	523.0 ft. `[159.4 m]`
Roadway width between curbs:	44.0 ft. `[13.4 m]`
Deck width edge-to-edge:	58.7 ft. `[17.9 m]`
Vertical clearance below bridge:	13.1 ft. `[4.0 m]`
Owner:	State Highway Agency `[01]`
Year built:	1893
Year reconstructed:	1990
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:	7
Main spans material:	Steel continuous `[4]`
Main spans design:	Stringer/Multi-beam or girder `[02]`
Deck type:	Concrete Cast-in-Place `[1]`
Wearing surface:	Bituminous `[6]`

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction `[A]`
Average daily traffic:	20,900 `[as of 2016]`
Truck traffic:	13% of total traffic
Deck condition:	Satisfactory `[6 out of 9]`
Superstructure condition:	Good `[7 out of 9]`
Substructure condition:	Satisfactory `[6 out of 9]`
Structural appraisal:	Equal to present minimum criteria `[6]`
Deck geometry appraisal:	Equal to present minimum criteria `[6]`
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]`
Sufficiency rating:	89.9
Recommended work:	Other structural work, including hydraulic replacements. `[38]`
Estimated cost of work:	$3,077,000

Date	Condition	Deck	Superstructure	Substructure	ADT	Suff. Rating
October 2016	Fair	Satisfactory	Good	Satisfactory	20900	89.9
October 2014	Fair	Satisfactory	Good	Satisfactory	30250	88.5
October 2012	Fair	Satisfactory	Good	Good	15000	90.8
October 2010	Fair	Satisfactory	Very Good	Good	21600	89.8
October 2008	Fair	Satisfactory	Very Good	Good	21600	89.8

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.

Element	Units	Quantity	1-Good	2-Fair	3-Poor	4-Serious
Superstructure
Steel Girder/Beam	linear ft.	4,152	4,132	20	0	0
Steel Protective Coating	sq. ft.	39,667	39,627	40	0	0
Deck
Reinforced Concrete Deck	sq. ft.	30,713	30,694	19	0	0
Wearing Surfaces	sq. ft.	22,992	22,927	65	0	0
Substructure
Other Material Pier Wall	linear ft.	288	269	19	0	0
Reinforced Concrete Abutment	linear ft.	60	50	10	0	0
Other Material Abutment	linear ft.	60	58	2	0	0
Reinforced Concrete Pier Cap	linear ft.	340	333	7	0	0
Joints
Strip Seal Joint	linear ft.	132	0	132	0	0
Pourable Joint	linear ft.	44	44	0	0	0
Bearings
Movable Bearing	each	64	50	14	0	0
Steel Protective Coating	sq. ft.	256	196	60	0	0
Fixed Bearing	each	16	16	0	0	0
Steel Protective Coating	sq. ft.	64	64	0	0	0
Bridge Rail
Steel or Aluminum Bridge Rail	linear ft.	1,046	1,042	4	0	0