Mill Gap Rd over JACKSON RIVER


+38.37675, -79.64041
38°22'36" N, 79°38'25" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:Mill Gap Rd over JACKSON RIVER
Structure number:000000000010211
Location:1.41 RT 640 - 0.41 RT 637
Purpose:Carries highway over waterway
Route classification:Major Collector (Rural) [07]
Length of largest span:33.1 ft. [10.1 m]
Total length:65.0 ft. [19.8 m]
Roadway width between curbs:23.0 ft. [7.0 m]
Deck width edge-to-edge:25.9 ft. [7.9 m]
Owner:State Highway Agency [01]
Year built:1931
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:Concrete [1]
Main spans design:Tee beam [04]
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:520 [as of 2014]
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:Meets minimum tolerable limits to be left in place as is [4]
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 the assessed or calculated scour condition. [8]
Operating rating:66.3 tons [60.3 metric tons]
Inventory rating:38.6 tons [35.1 metric tons]
Sufficiency rating:73.7

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
September 201673.7FairSatisfactorySatisfactoryFair-520
September 201473.7FairSatisfactorySatisfactoryFair-632
September 201273.7FairSatisfactorySatisfactoryFair-632
September 201073.7FairSatisfactorySatisfactoryFair-632
July 200873.7FairSatisfactorySatisfactoryFair-632
August 200671.8FairSatisfactorySatisfactoryFair-440
August 200472.0FairSatisfactorySatisfactoryFair-417
July 200272.0FairSatisfactorySatisfactoryFair-586
August 200071.0FairFairFairFair-590
July 199871.0FairFairFairFair-590
August 199671.0FairFairFairFair-590
July 199470.5FairFairFairFair-580
July 199270.5FairFairFairFair-555
July 199070.5FairFairFairFair-565