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SR 104 over MAHANTANGO CREEK

Map

Coordinates:
+40.64703, -76.96512
40°38'49" N, 76°57'54" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SR 104 over MAHANTANGO CREEK
Structure number:000000000031085
Old structure number:540104001000000 (from 1992 edition)
Location:JUNIATA-SNYDER CO LINE
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:132.9 ft. [40.5 m]
Total length:141.1 ft. [43.0 m]
Roadway width between curbs:24.0 ft. [7.3 m]
Deck width edge-to-edge:25.6 ft. [7.8 m]
Vertical clearance above deck:16.7 ft. [5.1 m]
Skew angle:45°
Owner:State Highway Agency [01]
Year built:1930
Year reconstructed:1993
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Steel [3]
Main span design:Truss - Thru [10]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: March 2017

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:2,007 [as of 2017]
Truck traffic:10% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Poor [4 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Basically intolerable requiring high priority of replacement [2]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Better than present minimum criteria [7]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour conditions; field review indicates action is required. [4]
Sufficiency rating:24.8
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$241,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
March 2017PoorGoodPoorSatisfactory200724.8
June 2015FairGoodFairSatisfactory204945.6
March 2013FairGoodFairSatisfactory206945.5
March 2011FairGoodFairSatisfactory251943.5
March 2009FairGoodFairSatisfactory252743.5
March 2007FairGoodFairSatisfactory290353.4
March 2005FairGoodFairSatisfactory280953.8
March 2003FairGoodFairSatisfactory272654.1
March 2001FairGoodFairSatisfactory269955.2
March 1999FairGoodFairSatisfactory264155.4
March 1997FairSatisfactorySatisfactorySatisfactory303366.8
November 1994GoodVery GoodGoodVery Good292776.7
November 1993GoodVery GoodVery GoodVery Good288770.0
April 1992FairFairFairFair288739.3
April 1991FairFairFairFair282039.7

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Stringerlinear ft.9288834500
Steel Protective Coatingsq. ft.10,75310,753000
Deck
Reinforced Concrete Decksq. ft.3,58403,58400
Superstructure
Steel Trusslinear ft.265002614
Steel Protective Coatingsq. ft.10,75310,753000
Steel Floor Beamlinear ft.2762463000
Steel Protective Coatingsq. ft.10,75310,753000
Substructure
Reinforced Concrete Abutmentlinear ft.180018000
Reinforced Concrete Pile Cap/Footinglinear ft.70700
Joints
Strip Seal Jointlinear ft.7272000
Bearings
Movable Bearingeach22000
Steel Protective Coatingsq. ft.10,75310,753000
Fixed Bearingeach22000
Steel Protective Coatingsq. ft.10,75310,753000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.282028200