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SR1721 over ROCK FORK BRANCH

Map 

Coordinates:
+36.30308, -78.85856
36°18'11" N, 78°51'31" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:SR1721 over ROCK FORK BRANCH
Structure number:000000001450215
Location:0.8 MI.S.SR1727
Purpose:Carries highway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:6.9 ft. [2.1 m]
Total length:23.0 ft. [7.0 m]
Skew angle:20°
Owner:State Highway Agency [01]
Year built:1954
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 9 / H 10 [1]
Number of main spans:3
Main spans material:Concrete continuous [2]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: April 2015 

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:870 [as of 2012]
Truck traffic:6% of total traffic
Structural appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present minimum criteria [6]
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:Navigation protection not required [1]
Culvert condition:Deterioration or initial disintegration, minor chloride contamination, cracking with some leaching, or spalls on concrete or masonry walls and slabs. Local minor scouring at curtain walls, wingwalls or pipes. Metal culverts have a smooth curvature, non-symmetrical shape, significant corrosion or moderate pitting. [6]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:45.9 tons [41.7 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:99.7

Previous Inspections 

DateSuff. RatingConditionCulvert ConditionSD/FOADT
April 201599.7Fair6 out of 10-870
April 201388.3Fair5 out of 10-870
April 201199.3Good7 out of 10-1100
April 200999.5Good7 out of 10-840
July 200899.2Good7 out of 10-1200
August 200699.4Fair6 out of 10-880
October 200599.4Fair6 out of 10-880
July 200399.4Fair6 out of 10-870
August 200199.9Good7 out of 10-200