Share:

SH 87 over WEST CRANE BAYOU

Map

Coordinates:
+29.92847, -93.90346
29°55'43" N, 93°54'12" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SH 87 over WEST CRANE BAYOU
Structure number:201240030603020
Location:1.0 MI S OF SH 73
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]
Skew angle:
Owner:State Highway Agency [01]
Year built:1966
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Design load:M 18 / H 20 [4]
Number of main spans:4
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: July 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:22,090 [as of 2013]
Truck traffic:8% of total traffic
Structural appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
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:79.5

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
July 2016Fair6 out of 102209079.5
July 2012Fair6 out of 102425079.2
September 2010Fair6 out of 102569079.1
August 2008Fair6 out of 102726078.9
September 2006Fair6 out of 102800076.8
May 2005Fair6 out of 102800076.8
August 2001Fair6 out of 10426072.3
June 1999Fair6 out of 10365072.4
July 1997Fair6 out of 10760070.8
September 1992Good8 out of 10780075.3
October 1988Good8 out of 10770090.5

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Culvert
Reinforced Concrete Culvertlinear ft.7897662030
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.3535000
Steel Protective Coatingsq. ft.999999000