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I40 RMP over I40WB-RMP/BLACKSTOCK-RR

Map

Coordinates:
+35.96972, -83.92833
35°58'11" N, 83°55'42" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:I40 RMP over I40WB-RMP/BLACKSTOCK-RR
Structure number:47I00400057
Location:AT I-275 JCT.
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:120.1 ft. [36.6 m]
Total length:408.8 ft. [124.6 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:32.2 ft. [9.8 m]
Vertical clearance below bridge:15.7 ft. [4.8 m]
Owner:State Highway Agency [01]
Year built:1982
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:3
Main spans material:Steel continuous [4]
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: November 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:6,490 [as of 2017]
Truck traffic:10% of total traffic
Deck condition:Satisfactory [6 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:Superior to present desirable criteria [9]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:48.5 tons [44.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:88.9

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
November 201688.9FairSatisfactoryGoodGoodFO6490
November 201488.9FairSatisfactoryGoodGoodFO6490
November 201288.9FairSatisfactoryGoodGoodFO6490
December 201088.9FairSatisfactoryGoodGoodFO6490
January 200988.9FairSatisfactoryGoodGoodFO6490
November 200688.9FairSatisfactoryGoodGoodFO6490
November 200488.9FairSatisfactoryGoodGoodFO6490
November 200288.9FairSatisfactoryGoodGoodFO6490
December 200085.0FairSatisfactoryGoodGood-95020
October 199885.0FairSatisfactoryGoodGood-98350
January 199781.0FairSatisfactoryGoodGoodFO81000
December 199481.0FairSatisfactoryGoodGoodFO90000
October 199281.0GoodGoodGoodGoodFO68300
November 199081.0GoodGoodGoodGoodFO68300