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I0020 over I-20 OVER US 171/HEARNE

Map

Coordinates:
+32.47880, -93.77995
32°28'44" N, 93°46'48" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:I0020 over I-20 OVER US 171/HEARNE
Structure number:040904510115982
Location:I-20 OVER US 71
Purpose:Carries highway overpass over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:74.2 ft. [22.6 m]
Total length:215.9 ft. [65.8 m]
Roadway width between curbs:40.4 ft. [12.3 m]
Deck width edge-to-edge:45.6 ft. [13.9 m]
Vertical clearance below bridge:15.4 ft. [4.7 m]
Skew angle:43°
Owner:State Highway Agency [01]
Year built:1965
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:4
Main spans material:Concrete continuous [2]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: March 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:33,600 [as of 2015]
Truck traffic:29% of total traffic
Deck condition:Satisfactory [6 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:Better than present minimum criteria [7]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:46.9 tons [42.6 metric tons]
Inventory rating:27.9 tons [25.4 metric tons]
Sufficiency rating:85.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
March 201685.0FairSatisfactorySatisfactorySatisfactory-33600
March 201486.7FairSatisfactorySatisfactorySatisfactory-29460
March 201286.7FairSatisfactorySatisfactorySatisfactory-37260
March 201086.7FairSatisfactorySatisfactorySatisfactory-37200
February 200886.7FairSatisfactorySatisfactorySatisfactory-44400
February 200686.7FairSatisfactorySatisfactorySatisfactory-46320
March 200489.9FairSatisfactorySatisfactorySatisfactory-39240
March 200289.9FairSatisfactorySatisfactorySatisfactory-34080
March 200089.9FairSatisfactorySatisfactorySatisfactory-11755
March 199889.9FairSatisfactorySatisfactorySatisfactory-32110
March 199689.9FairSatisfactorySatisfactorySatisfactory-31458
May 199489.9FairSatisfactorySatisfactorySatisfactory-33601
March 199289.9FairSatisfactorySatisfactorySatisfactory-21012