R3 (US231N-I565W) over US231; US431; PINHOOK CR


+34.73392, -86.59736
34°44'02" N, 86°35'50" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:R3 (US231N-I565W) over US231; US431; PINHOOK CR
Structure number:015939
Location:RAMP 3 @ BUS DEPOT * MEM.
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:170.0 ft. [51.8 m]
Total length:1199.2 ft. [365.5 m]
Roadway width between curbs:24.9 ft. [7.6 m]
Deck width edge-to-edge:27.9 ft. [8.5 m]
Vertical clearance below bridge:17.1 ft. [5.2 m]
Owner:State Highway Agency [01]
Year built:1991
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:3
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: February 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:4,680 [as of 2016]
Truck traffic:7% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Better than present minimum criteria [7]
Underclearances appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:44.8 tons [40.7 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:96.6
Estimated cost of work:$7,688,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
February 201696.6GoodGoodGoodGood-4680
February 201496.6GoodGoodGoodGood-4415
February 201296.6GoodGoodGoodGood-4362
February 201096.6GoodGoodGoodGood-4421
February 200896.6GoodGoodGoodGood-4376
February 200696.3GoodGoodGoodGood-7545
February 200496.3GoodGoodGoodGood-7040
February 200296.3GoodGoodGoodGood-7040
February 200093.8GoodGoodGoodGood-33365
January 199896.6GoodGoodGoodGood-15300
December 199597.0GoodGoodGoodGood-13690
December 199397.1GoodGoodGoodGood-11769

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Steel Girder/Beamlinear ft.5,7085,00070350
Steel Protective Coatingsq. ft.96,56290,0006,56200
Reinforced Concrete Decksq. ft.34,638034,63800
Reinforced Concrete Columneach1514100
Reinforced Concrete Abutmentlinear ft.9494000
Reinforced Concrete Pier Caplinear ft.3493222610
Compression Jointlinear ft.166890770
Assembly with Sealeach2020000
Open Jointlinear ft.4545000
Movable Bearingeach7807800
Steel Protective Coatingsq. ft.7507500
Fixed Bearingeach50500
Steel Protective Coatingsq. ft.50500
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.2,4002,3455500