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INTERSTATE 81 SBL over R658 SCRATCH GRAVEL RD.

Map

Coordinates:
+36.82305, -81.51661
36°49'23" N, 81°30'60" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:INTERSTATE 81 SBL over R658 SCRATCH GRAVEL RD.
Structure number:000000000017438
Location:1.14 FR 730 - 0.59 TO 16
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:98.1 ft. [29.9 m]
Total length:222.1 ft. [67.7 m]
Roadway width between curbs:42.0 ft. [12.8 m]
Deck width edge-to-edge:45.3 ft. [13.8 m]
Vertical clearance below bridge:39.4 ft. [12.0 m]
Skew angle:22°
Owner:State Highway Agency [01]
Year built:1962
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:3
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: July 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:14,501 [as of 2014]
Truck traffic:17% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Equal to present desirable criteria [8]
Underclearances 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:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:91.8

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2018GoodGoodGoodGood1450191.8
July 2016GoodGoodGoodGood1450191.8
July 2014GoodGoodVery GoodGood1350092.1
July 2012GoodVery GoodVery GoodVery Good1350092.1
March 2011PoorPoorFairFair1350055.8
March 2010PoorPoorFairSatisfactory1350057.8
March 2008PoorPoorFairFair1350057.8
March 2007PoorPoorFairFair1350057.8
April 2005FairFairFairSatisfactory1350060.0
April 2004PoorPoorFairFair1350057.8
April 2003PoorPoorFairFair1350057.8
March 2002PoorPoorFairFair1350057.8
April 2001PoorPoorFairFair1350057.8
April 2000PoorPoorFairFair1350058.8
March 1999PoorSeriousFairFair1350056.5
April 1998PoorPoorFairFair1350058.8
March 1997PoorPoorFairFair1350058.8
March 1995FairGoodGoodSatisfactory1350075.9
March 1993FairGoodGoodSatisfactory936577.5
March 1991GoodVery GoodGoodVery Good936577.5

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.2,2802,16711300
Steel Protective Coatingsq. ft.17,58016,54701,0330
Deck
Reinforced Concrete Decksq. ft.10,06310,063000
Substructure
Reinforced Concrete Columneach66000
Reinforced Concrete Abutmentlinear ft.145143200
Reinforced Concrete Pier Caplinear ft.102102000
Joints
Compression Jointlinear ft.9090000
Bearings
Elastomeric Bearingeach2828000
Steel Protective Coatingsq. ft.9898000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.4444232100