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HWY BAKER ST over RR MBTA/CSX

Map 

Coordinates:
+42.27889, -71.16750
42°16'44" N, 71°10'03" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

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]

Latest Available Inspection: February 2014 

Status:Open, no restriction [A]
Average daily traffic:8,500 [as of 2014]
Truck traffic:6% of total traffic
Deck condition:Fair [5 out of 9]
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:Basically intolerable requiring high priority of corrrective action [3]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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:60.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$611,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
February 201460.0Functionally obsoleteFairFairSatisfactory8500
February 201260.0Functionally obsoleteFairFairSatisfactory8500
February 201072.8Functionally obsoleteGoodGoodGood6100