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US 301 over POTOMAC RIVER

Map

Coordinates:
+38.35913, -77.01524
38°21'33" N, 77°00'55" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 301 over POTOMAC RIVER
Structure number:000000000031104
Location:US 301 over Potomac River
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Tolls:Yes [1]
Length of largest span:80.1 ft. [24.4 m]
Total length:10054.6 ft. [3064.5 m]
Roadway width between curbs:24.6 ft. [7.5 m]
Deck width edge-to-edge:27.9 ft. [8.5 m]
Vertical clearance above deck:15.1 ft. [4.6 m]
Vertical clearance below bridge:39.4 ft. [12.0 m]
Owner:State Highway Agency [01]
Year built:1939
Year reconstructed:1984
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:3
Main spans material:Steel [3]
Main spans design:Truss - Thru [10]
Deck type:Closed Grating [4]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: August 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:17,933 [as of 2017]
Truck traffic:7% of total traffic
Deck condition:Fair [5 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 replacement [2]
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]
Sufficiency rating:41.0
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$18,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
August 2018FairFairFairFair1793341.0
March 2018FairFairFairSatisfactory1785043.0