HWY BAKER ST over RR MBTA/CSX

Map 

Facts 

Name:	HWY BAKER ST over RR MBTA/CSX
Structure number:	B161743HEDOT634
Location:	.8 KM NE OF JCT SR109&RT1
Purpose:	Carries highway and pedestrian walkway over railroad
Route classification:	Collector (Urban) [17]
Length of largest span:	38.7 ft. [11.8 m]
Total length:	40.4 ft. [12.3 m]
Roadway width between curbs:	29.9 ft. [9.1 m]
Deck width edge-to-edge:	42.7 ft. [13.0 m]
Vertical clearance below bridge:	18.0 ft. [5.5 m]
Skew angle:	21°
Owner:	State Highway Agency [01]
Year built:	1906
Year reconstructed:	1977
Historic significance:	Historical significance is not determinable at this time [4]
Design load:	M 18 / H 20 [4]
Main span material:	Prestressed concrete [5]
Main span design:	Slab [01]
Deck type:	Concrete Precast Panels [2]
Wearing surface:	Bituminous [6]

2010 Inspection 

Status:	Open, no restriction [A]
Average daily traffic:	6,100 [as of 2010]
Truck traffic:	11% of total traffic
Deck condition:	Good [7 out of 9]
Superstructure condition:	Good [7 out of 9]
Substructure condition:	Good [7 out of 9]
Scour condition:	Bridge not over waterway. [N]
Operating rating:	56.4 tons [51.3 metric tons]
Inventory rating:	42.4 tons [38.5 metric tons]
Evaluation:	Functionally obsolete [2]
Sufficiency rating:	72.8
Recommended work:	Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:	$560,000

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