PA 233;rock mtn rd over ROCKY MT CR


+39.87754, -77.49147
39°52'39" N, 77°29'29" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:PA 233;rock mtn rd over ROCKY MT CR
Structure number:000000000017403
Old structure number:280233015011070 (from 1992 edition)
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:22.0 ft. [6.7 m]
Total length:24.9 ft. [7.6 m]
Roadway width between curbs:31.5 ft. [9.6 m]
Deck width edge-to-edge:35.1 ft. [10.7 m]
Skew angle:45°
Owner:State Highway Agency [01]
Year built:1950
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 9 / H 10 [1]
Main span material:Concrete [1]
Main span design:Slab [01]
Deck type:Not applicable [N]
Wearing surface:Bituminous [6]

Latest Available Inspection: June 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,146 [as of 2018]
Truck traffic:3% of total traffic
Deck condition:Satisfactory [6 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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Better than present minimum criteria [7]
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]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour conditions; field review indicates action is required. [4]
Sufficiency rating:77.9
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]
Estimated cost of work:$458,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2018FairSatisfactorySatisfactoryFair114677.9
June 2016FairSatisfactorySatisfactoryFair149977.4
June 2014FairGoodGoodFair148577.3
June 2012FairGoodGoodFair160976.5
June 2010FairGoodGoodSatisfactory156688.6
July 2008FairGoodGoodSatisfactory154188.7
July 2006FairGoodGoodSatisfactory173788.4
August 2004FairGoodGoodSatisfactory166288.2
August 2002FairGoodGoodSatisfactory170289.4
August 2000FairSatisfactorySatisfactorySatisfactory167375.8
June 1998GoodGoodGoodGood163275.9
June 1996GoodGoodGoodGood152476.0
June 1994GoodGoodGoodGood145976.2
July 1992GoodVery GoodVery GoodGood142876.3

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Masonry Abutmentlinear ft.130800500
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.6464000
Steel Protective Coatingsq. ft.10,75310,753000
Reinforced Concrete Slabsq. ft.496491500
Wearing Surfacessq. ft.442442000