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LOCAL ROAD over LYON BAYOU

Map

Coordinates:
+32.83138, -91.37721
32°49'53" N, 91°22'38" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:LOCAL ROAD over LYON BAYOU
Structure number:056232499912271
Location:WEST CARROLL PARISH
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:8.9 ft. [2.7 m]
Total length:23.0 ft. [7.0 m]
Roadway width between curbs:20.0 ft. [6.1 m]
Deck width edge-to-edge:60.0 ft. [18.3 m]
Skew angle:30°
Owner:County Highway Agency [02]
Year built:1990
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:2
Main spans material:Steel [3]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: February 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:42 [as of 1979]
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]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is being eroded. River control devices and/or embankment have major damage. Trees and rush restrict the channel. [5]
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]
Sufficiency rating:90.7

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
February 2017Fair6 out of 104290.7
February 2015Fair6 out of 104290.6
February 2013Fair6 out of 104290.6
February 2011Fair6 out of 104290.6
February 2009Fair6 out of 104238.7
January 2007Fair6 out of 104239.7
August 2004Fair6 out of 104291.6
August 2001Fair6 out of 104291.6
July 1999Fair6 out of 104291.6
July 1997Fair6 out of 104291.6
September 1995Fair6 out of 104291.7
August 1993Fair6 out of 104291.7
November 1991Fair6 out of 104291.7

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Culvert
Steel Culvertlinear ft.120012000