I0010 over LA 1, M.P. RR, LOCAL RD


+30.44019, -91.21022
30°26'25" N, 91°12'37" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I0010 over LA 1, M.P. RR, LOCAL RD
Structure number:616104500812326
Purpose:Carries highway over highway and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:100.1 ft. [30.5 m]
Total length:1044.0 ft. [318.2 m]
Roadway width between curbs:20.0 ft. [6.1 m]
Deck width edge-to-edge:25.6 ft. [7.8 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:25°
Owner:State Highway Agency [01]
Year built:1968
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:16
Main spans material:Steel [3]
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: October 2015 

Status:Open, no restriction [A]
Average daily traffic:6,650 [as of 2015]
Truck traffic:21% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Superior to present desirable criteria [9]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:35.0 tons [31.8 metric tons]
Inventory rating:26.7 tons [24.3 metric tons]
Sufficiency rating:72.6

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
October 201572.6Not deficientSatisfactoryFairFair6650
November 201380.2Not deficientSatisfactoryFairFair6540
January 201291.4Not deficientSatisfactoryGoodGood5900
November 200991.4Not deficientSatisfactoryGoodVery Good6220
November 200790.4Not deficientSatisfactoryVery GoodGood5730
November 200590.5Not deficientSatisfactoryVery GoodGood5320
November 200390.5Not deficientSatisfactoryVery GoodGood5070
November 200190.2Not deficientSatisfactoryVery GoodGood7678
November 199988.2Not deficientSatisfactoryVery GoodGood7678
November 199791.3Not deficientSatisfactoryVery GoodGood7412
November 199591.4Not deficientSatisfactoryVery GoodGood7900
November 199391.7Not deficientSatisfactoryVery GoodGood4224
November 199191.7Not deficientSatisfactoryVery GoodGood3743