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ST 1 A over HWY SARATGA ST & U TRN

Map

Coordinates:
+42.38139, -71.02361
42°22'53" N, 71°01'25" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:ST 1 A over HWY SARATGA ST & U TRN
Structure number:B1623639YDOTNBI
Location:1.7 KM N OF CALLAHAN TUN
Purpose:Carries highway over highway
Route classification:Principal Arterial - Other Freeways or Expressways (Urban) [12]
Length of largest span:110.6 ft. [33.7 m]
Total length:811.1 ft. [247.2 m]
Roadway width between curbs:77.1 ft. [23.5 m]
Deck width edge-to-edge:85.6 ft. [26.1 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1951
Year reconstructed:1977
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:10
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: March 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:71,520 [as of 2015]
Truck traffic:10% of total traffic
Deck condition:Fair [5 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: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]
Operating rating:68.4 tons [62.2 metric tons]
Inventory rating:41.0 tons [37.3 metric tons]
Sufficiency rating:75.7
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$36,440,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
March 201575.7FairFairSatisfactoryFairFO71520
March 201377.4FairFairSatisfactoryFairFO57000
March 201187.4FairFairSatisfactorySatisfactoryFO55000
February 200987.4FairFairSatisfactorySatisfactoryFO55000

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.13,68513,5978800
Steel Protective Coatingsq. ft.1,9981,998000
Deck
Reinforced Concrete Decksq. ft.66,81563,4743,34100
Wearing Surfacessq. ft.66,81563,4743,34100
Substructure
Steel Columneach2020000
Steel Protective Coatingsq. ft.999999000
Reinforced Concrete Abutmentlinear ft.8608600
Steel Pier Caplinear ft.86081710330
Steel Protective Coatingsq. ft.999999000
Joints
Compression Jointlinear ft.9130835078
Bearings
Movable Bearingeach1900169021
Steel Protective Coatingsq. ft.999999000
Fixed Bearingeach190019000
Steel Protective Coatingsq. ft.999999000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.1,610001,6100