HWY WESTERN AVE over WATER CHARLES RIVER

Map 

Facts 

Name:	HWY WESTERN AVE over WATER CHARLES RIVER
Structure number:	B160104EPDOTNBI
Old structure number:	MDC896036100 (from 1992 edition)
Location:	CITY LINE BOS CAMB
Purpose:	Carries highway and pedestrian walkway over waterway
Route classification:	Other Principal Arterial (Urban) [14]
Length of largest span:	87.9 ft. [26.8 m]
Total length:	279.9 ft. [85.3 m]
Roadway width between curbs:	40.0 ft. [12.2 m]
Deck width edge-to-edge:	60.0 ft. [18.3 m]
Vertical clearance below bridge:	12.1 ft. [3.7 m]
Owner:	State Highway Agency [01]
Year built:	1924
Historic significance:	Bridge is on the National Register of Historic Places [1]
Number of main spans:	3
Main spans material:	Concrete [1]
Main spans design:	Arch - Deck [11]
Deck type:	Not applicable [N]

Latest Available Inspection: November 2015 

Good/Fair/Poor Condition:	Fair
Status:	Open, no restriction [A]
Average daily traffic:	20,043 [as of 2015]
Truck traffic:	8% of total traffic
Superstructure condition:	Fair [5 out of 9]
Substructure condition:	Satisfactory [6 out of 9]
Structural appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:	Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:	Equal to present minimum criteria [6]
Roadway alignment appraisal:	Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Channel protection:	Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Pier/abutment protection:	Navigation protection not required [1]
Scour condition:	Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Inventory rating:	78.5 tons [71.4 metric tons]
Sufficiency rating:	48.0
Recommended work:	Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:	$8,861,000

Previous Inspections 

Date	Suff. Rating	Condition	Deck	Superstructure	Substructure	SD/FO	ADT
November 2015	48.0	Fair	-	Fair	Satisfactory	-	20043
November 2013	48.0	Fair	-	Fair	Satisfactory	-	30000
November 2011	48.0	Fair	-	Fair	Satisfactory	-	30000
November 2009	63.3	Fair	-	Fair	Satisfactory	-	33000
November 1999	78.9	Fair	-	Good	Satisfactory	-	8900
November 1995	78.7	Fair	-	Good	Satisfactory	-	13867
November 1993	77.8	Fair	-	Good	Satisfactory	-	23564
November 1991	65.3	Fair	-	Good	Fair	-	24000