Share:

HWY ST MARYS ST over COMB I 90 & MBTA/CSX

Map

Coordinates:
+42.34895, -71.10678
42°20'56" N, 71°06'24" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HWY ST MARYS ST over COMB I 90 & MBTA/CSX
Structure number:B162164T1DOTNBI
Location:.32 KM S. CHARLES RV S49
Purpose:Carries highway and pedestrian walkway over highway and railroad
Route classification:Collector (Urban) [17]
Length of largest span:68.6 ft. [20.9 m]
Total length:174.9 ft. [53.3 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:42.3 ft. [12.9 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:85°
Owner:State Highway Agency [01]
Year built:1965
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 18 / H 20 [4]
Number of main spans:3
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: February 2018

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:2,715 [as of 2016]
Truck traffic:19% of total traffic
Deck condition:Poor [4 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Fair [5 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 replacement [2]
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:56.9
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$3,610,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2018PoorPoorSatisfactoryFair271556.9
February 2016PoorPoorSatisfactoryFair271556.9
February 2014PoorPoorSatisfactoryFair130057.5
February 2012PoorPoorSatisfactoryFair300057.8
February 2010FairFairSatisfactorySatisfactory300073.0
January 2008PoorPoorSatisfactorySatisfactory300071.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.1,67601,666100
Steel Protective Coatingsq. ft.12,3794,4457,93400
Deck
Reinforced Concrete Decksq. ft.7,4011,6175,6141700
Wearing Surfacessq. ft.4,8771,6773,188120
Substructure
Reinforced Concrete Pier Walllinear ft.633219012
Reinforced Concrete Abutmentlinear ft.102666300
Masonry Abutmentlinear ft.42212100
Reinforced Concrete Pier Caplinear ft.976323011
Joints
Pourable Jointlinear ft.28141400
Compression Jointlinear ft.56262802
Bearings
Movable Bearingeach3302760
Steel Protective Coatingsq. ft.9909900
Fixed Bearingeach3303300
Steel Protective Coatingsq. ft.142014200
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.3503300200