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MCKEES ROCKS BRDGE over NORFOLK SOUTHERN RR

Map 

Coordinates:
+40.47661, -80.05028
40°28'36" N, 80°03'01" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:MCKEES ROCKS BRDGE over NORFOLK SOUTHERN RR
Structure number:000000000001876
Old structure number:023104003000000 (from 1992 edition)
Location:MCKEES ROCKS OVER RIVER
Purpose:Carries highway and pedestrian walkway over highway, waterway, and railroad
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:750.0 ft. [228.6 m]
Total length:3754.1 ft. [1144.2 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:58.1 ft. [17.7 m]
Vertical clearance above deck:14.1 ft. [4.3 m]
Vertical clearance below bridge:3280.7 ft. [999.9 m]
Owner:State Highway Agency [01]
Year built:1931
Year reconstructed:1987
Historic significance:Historical significance is not determinable at this time [4]
Main span material:Steel [3]
Main span design:Arch - Thru [12]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: November 2013 

Status:Open, no restriction [A]
Average daily traffic:18,671 [as of 2014]
Truck traffic:8% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 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 corrrective action [3]
Underclearances appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Pier/abutment protection:None present but re-evaluation suggested [5]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:45.9 tons [41.7 metric tons]
Inventory rating:26.8 tons [24.4 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:45.6
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$10,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
November 201345.6Functionally obsoleteSatisfactoryFairFair18671
November 201145.1Functionally obsoleteSatisfactoryFairSatisfactory19948
November 200945.8Functionally obsoleteSatisfactoryFairSatisfactory22185
October 200743.8Functionally obsoleteSatisfactoryFairFair22185
November 200549.5Not deficientSatisfactoryFairSatisfactory19923
November 200349.5Not deficientSatisfactoryFairSatisfactory19687
November 200149.5Not deficientSatisfactoryFairSatisfactory18846
October 199947.5Functionally obsoleteSatisfactoryFairSatisfactory18513
October 199745.1Not deficientSatisfactoryFairSatisfactory17829
November 199553.1Not deficientSatisfactoryFairSatisfactory17087
October 199353.5Not deficientGoodFairSatisfactory16553
November 199153.5Not deficientGoodFairSatisfactory16553