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Amherst Hwy. over Rt. 29 Bus. NBL & SBL

Map

Coordinates:
+37.43051, -79.12404
37°25'50" N, 79°07'27" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:Amherst Hwy. over Rt. 29 Bus. NBL & SBL
Structure number:000000000001322
Location:0.48-Rt 29N/0.52-Rt 210
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:49.9 ft. [15.2 m]
Total length:195.9 ft. [59.7 m]
Roadway width between curbs:56.1 ft. [17.1 m]
Deck width edge-to-edge:68.2 ft. [20.8 m]
Vertical clearance below bridge:13.1 ft. [4.0 m]
Skew angle:31°
Owner:State Highway Agency [01]
Year built:1966
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:4
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Latex Concrete or similar additive [3]

Latest Available Inspection: November 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:8,589 [as of 2014]
Truck traffic:1% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 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]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Sufficiency rating:87.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
November 2017FairGoodSatisfactorySatisfactory858987.0
November 2015FairGoodSatisfactorySatisfactory858987.0
November 2013FairGoodSatisfactorySatisfactory1000085.0
November 2011FairGoodSatisfactorySatisfactory2467985.0
November 2009FairGoodSatisfactoryGood2467985.0
October 2007FairGoodSatisfactoryGood3488685.0
December 2005FairGoodSatisfactoryGood3287885.0
October 2005FairGoodSatisfactoryGood3383685.0
October 2003FairGoodSatisfactoryGood3216685.0
October 2001FairFairSatisfactoryFair3007973.0
November 1999FairSatisfactorySatisfactoryFair2777574.0
March 1998FairSatisfactorySatisfactoryFair2700074.0
December 1995FairSatisfactorySatisfactoryFair3500079.0
December 1993FairGoodGoodFair2700079.0
October 1991FairGoodGoodFair745580.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Steel Girder/Beamlinear ft.2,3522,2555920
Steel Protective Coatingsq. ft.24,69624,688008
Deck
Reinforced Concrete Decksq. ft.13,36613,29626440
Wearing Surfacessq. ft.10,98810,987100
Substructure
Reinforced Concrete Columneach1831410
Reinforced Concrete Abutmentlinear ft.1941583330
Reinforced Concrete Pier Caplinear ft.2469315120
Joints
Compression Jointlinear ft.325325000
Bearings
Elastomeric Bearingeach9609600
Steel Protective Coatingsq. ft.192969600
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.392384800
Reinforced Concrete Bridge Raillinear ft.392392000