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W. 74th ST over 71ST STREET DITCH

Map

Coordinates:
+32.43667, -93.76500
32°26'12" N, 93°45'54" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:W. 74th ST over 71ST STREET DITCH
Structure number:040932262934591
Location:0.9 MI S OF HWY 511
Purpose:Carries highway over waterway
Route classification:Local (Urban) [19]
Length of largest span:9.8 ft. [3.0 m]
Total length:22.0 ft. [6.7 m]
Roadway width between curbs:25.9 ft. [7.9 m]
Deck width edge-to-edge:50.2 ft. [15.3 m]
Owner:City or Municipal Highway Agency [04]
Year built:1963
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:Concrete [1]
Main spans design:Culvert [19]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: April 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:50 [as of 1989]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Basically intolerable requiring high priority of corrrective action [3]
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:88.8

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
April 2017Fair6 out of 105088.8
April 2015Fair6 out of 105088.5
April 2013Fair6 out of 105096.0
April 2011Fair6 out of 105096.0
March 2009Fair6 out of 105096.0
March 2007Fair6 out of 105096.0
March 2005Fair6 out of 105096.0
April 2003Fair6 out of 105096.0
March 2001Fair6 out of 105096.0
February 1999Fair6 out of 105096.0
January 1997Fair6 out of 105096.0
January 1995Fair6 out of 105096.0
March 1993Fair6 out of 105096.0
March 1991Fair6 out of 105088.5

Element Data

Source: National Bridge Elements dataset, 2018 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Deck
Reinforced Concrete Decksq. ft.546546000
Wearing Surfacessq. ft.546546000
Substructure
Reinforced Concrete Abutmentlinear ft.8408040
Culvert
Reinforced Concrete Culvertlinear ft.8208200
Bridge Rail
Other Material Bridge Raillinear ft.4242000
Steel Protective Coatingsq. ft.6060000