Share:

US 30; Lincoln hwy over WEST BR.CONOCOHEAGUE CR

Map

Coordinates:
+39.91095, -77.90228
39°54'39" N, 77°54'08" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 30; Lincoln hwy over WEST BR.CONOCOHEAGUE CR
Structure number:000000000017315
Old structure number:280030010013820 (from 1992 edition)
Location:FORT LOUDON
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:57.1 ft. [17.4 m]
Total length:117.1 ft. [35.7 m]
Roadway width between curbs:40.0 ft. [12.2 m]
Deck width edge-to-edge:43.6 ft. [13.3 m]
Skew angle:25°
Owner:State Highway Agency [01]
Year built:1959
Year reconstructed:1993
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
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:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: February 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:5,904 [as of 2016]
Truck traffic:8% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Superior to present desirable criteria [9]
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]
Sufficiency rating:89.2

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
February 2016FairGoodVery GoodSatisfactory590489.2
February 2014GoodGoodVery GoodGood540791.3
February 2012GoodGoodVery GoodGood581290.7
March 2010GoodGoodVery GoodGood573691.2
March 2008GoodGoodVery GoodGood588991.2
March 2006GoodVery GoodVery GoodGood568391.2
April 2004FairVery GoodVery GoodSatisfactory554491.0
May 2002FairVery GoodVery GoodSatisfactory573289.0
April 2000FairVery GoodVery GoodSatisfactory561389.0
March 1998GoodVery GoodVery GoodGood547689.0
March 1996GoodVery GoodVery GoodGood541388.9
February 1994GoodVery GoodVery GoodGood572695.3
March 1992PoorPoorSatisfactoryGood560389.2
January 1990PoorPoorGoodSatisfactory401190.8

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.796796000
Deck
Reinforced Concrete Decksq. ft.5,0465,046000
Substructure
Reinforced Concrete Pier Walllinear ft.5046400
Reinforced Concrete Abutmentlinear ft.112110020
Joints
Strip Seal Jointlinear ft.4848000
Bearings
Elastomeric Bearingeach2828000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.232232000