US0171 over DRAIN


+32.39699, -93.80912
32°23'49" N, 93°48'33" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:US0171 over DRAIN
Structure number:040900250807071
Location:8.08 MI NORTH OF LA 3276
Purpose:Carries highway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:4.9 ft. [1.5 m]
Total length:23.0 ft. [7.0 m]
Roadway width between curbs:68.9 ft. [21.0 m]
Deck width edge-to-edge:107.9 ft. [32.9 m]
Owner:State Highway Agency [01]
Year built:1953
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 [1]
Main spans design:Culvert [19]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: January 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:24,300 [as of 2015]
Truck traffic:6% of total traffic
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Culvert condition:Deterioration or initial disintegration, minor chloride contamination, cracking with some leaching, or spalls on concrete or masonry walls and slabs. Local minor scouring at curtain walls, wingwalls or pipes. Metal culverts have a smooth curvature, non-symmetrical shape, significant corrosion or moderate pitting. [6]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:43.6 tons [39.6 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:94.6

Previous Inspections

DateSuff. RatingConditionCulvert ConditionSD/FOADT
January 201694.6Fair6 out of 10-24300
January 201493.0Fair6 out of 10-35500
February 201293.3Fair6 out of 10-33300
February 201093.7Fair6 out of 10-30900
January 200893.3Good7 out of 10-33400
January 200678.1Good7 out of 10-28900
January 200478.2Good7 out of 10-28000
March 200279.0Good7 out of 10-23388
February 200078.5Good7 out of 10-26283
January 199878.5Good7 out of 10-26283
February 199678.2Good7 out of 10-26603
January 199480.0Good7 out of 10-16223
February 199280.0Good7 out of 10-16664