W. 74th ST over 71ST STREET DITCH


+32.42804, -93.76703
32°25'41" N, 93°46'01" W
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]
Operating rating:44.9 tons [40.8 metric tons]
Inventory rating:27.0 tons [24.5 metric tons]
Sufficiency rating:88.8

Previous Inspections

DateSuff. RatingConditionCulvert ConditionSD/FOADT
April 201788.8Fair6 out of 10FO50
April 201588.5Fair6 out of 10FO50
April 201396.0Fair6 out of 10FO50
April 201196.0Fair6 out of 10FO50
March 200996.0Fair6 out of 10FO50
March 200796.0Fair6 out of 10FO50
March 200596.0Fair6 out of 10FO50
April 200396.0Fair6 out of 10FO50
March 200196.0Fair6 out of 10FO50
February 199996.0Fair6 out of 10FO50
January 199796.0Fair6 out of 10FO50
January 199596.0Fair6 out of 10FO50
March 199396.0Fair6 out of 10FO50
March 199188.5Fair6 out of 10FO50