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NFA B575 over BLACK BAYOU

Map

Coordinates:
+35.11322, -89.93322
35°06'48" N, 89°55'60" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NFA B575 over BLACK BAYOU
Structure number:79028090001
Location:SPOTTSWOOD AVE - MEMPHIS
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Local (Urban) [19]
Length of largest span:15.1 ft. [4.6 m]
Total length:33.1 ft. [10.1 m]
Roadway width between curbs:30.2 ft. [9.2 m]
Deck width edge-to-edge:44.3 ft. [13.5 m]
Owner:City or Municipal Highway Agency [04]
Year built:1978
Historic significance:Historical significance is not determinable at this time [4]
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]
Wearing surface:Bituminous [6]

Latest Available Inspection: April 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:3,660 [as of 2018]
Truck traffic:2% of total traffic
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present minimum criteria [6]
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:Shrinkage cracks, light scaling and insignificant spalling which does not expose reinforcing steel. Insignificant damage caused by drift with no misalignment and not requiring corrective action. Some minor scouring has occured near curtain walls, wingwalls or pipes. Metal culverts have a smooth symmetrical curvature with superficial corrosion and no pitting. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:78.3
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$119,000

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
April 2017Good7 out of 10366078.3
April 2015Good7 out of 10366078.3
April 2013Good7 out of 10366078.3
June 2011GoodN out of 10366078.3
August 2009GoodN out of 10366078.3
November 2007GoodN out of 10366078.3
November 2005GoodN out of 10366078.3
November 2003GoodN out of 10366078.3
December 2001GoodN out of 101170072.3
April 2000GoodN out of 101170072.3
June 1998GoodN out of 101170072.3
January 1996Good7 out of 101170074.8
September 1993Good7 out of 101170074.8
December 1991Good7 out of 101170074.8