I0020 over LA AVE &HOWELL ST


+32.50564, -93.74608
32°30'20" N, 93°44'46" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I0020 over LA AVE &HOWELL ST
Structure number:040904510118818
Location:.1 MI WEST OF LA 1
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Total length:317.9 ft. [96.9 m]
Roadway width between curbs:20.3 ft. [6.2 m]
Deck width edge-to-edge:25.6 ft. [7.8 m]
Vertical clearance below bridge:15.4 ft. [4.7 m]
Skew angle:99°
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]
Main span material:Concrete continuous [2]
Main span design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: March 2014 

Status:Open, no restriction [A]
Average daily traffic:13,020 [as of 2014]
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:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:59.4 tons [54.0 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:92.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
March 201492.0Not deficientSatisfactorySatisfactorySatisfactory13020
March 201292.0Not deficientSatisfactorySatisfactorySatisfactory10470
March 201092.0Not deficientGoodSatisfactoryGood10280
March 200892.0Not deficientGoodSatisfactoryGood9460
March 200692.0Not deficientGoodSatisfactoryGood9200
March 200492.0Not deficientGoodSatisfactoryGood8080
April 200292.0Not deficientGoodSatisfactoryGood7760
April 200094.0Not deficientGoodSatisfactoryGood8100
March 199894.0Not deficientGoodSatisfactoryGood8100
May 199694.0Not deficientGoodSatisfactoryGood3128
May 199494.0Not deficientSatisfactorySatisfactoryGood5154
March 199294.0Not deficientSatisfactorySatisfactoryVery Good4868