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US 521 SB over TWELVE MILE CREEK

Map

Coordinates:
+34.91526, -80.81500
34°54'55" N, 80°48'54" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:US 521 SB over TWELVE MILE CREEK
Structure number:000000000000294
Old structure number:002920052131100 (from 1992 edition)
Location:12.0 MI N OF LANCASTER
Purpose:Carries highway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:43.0 ft. [13.1 m]
Total length:284.1 ft. [86.6 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:43.0 ft. [13.1 m]
Owner:State Highway Agency [01]
Year built:1928
Year reconstructed:1977
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:2
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: September 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:7,200 [as of 2015]
Truck traffic:6% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:36.6 tons [33.3 metric tons]
Inventory rating:26.7 tons [24.3 metric tons]
Sufficiency rating:91.8

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201691.8FairGoodGoodSatisfactory-7200
September 201491.8FairGoodGoodSatisfactory-7100
September 201291.8FairGoodGoodSatisfactory-7100
October 201091.8FairGoodGoodSatisfactory-7200
September 200891.8FairGoodGoodSatisfactory-6900
September 200691.6FairGoodGoodSatisfactory-8750
September 200491.6FairGoodGoodSatisfactory-8550
August 199890.3GoodGoodGoodGood-7050
May 199090.1GoodGoodVery GoodGood-4325