US231; US431; SR1 over CLINTON AVE


+34.72586, -86.59643
34°43'33" N, 86°35'47" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:US231; US431; SR1 over CLINTON AVE
Structure number:015405
Location:JCT US 231 * CLINTON AVE
Purpose:Carries highway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:120.1 ft. [36.6 m]
Total length:237.9 ft. [72.5 m]
Roadway width between curbs:64.0 ft. [19.5 m]
Deck width edge-to-edge:66.9 ft. [20.4 m]
Vertical clearance below bridge:17.4 ft. [5.3 m]
Skew angle:66°
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:2
Main spans material:Prestressed concrete continuous [6]
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: October 2015 

Status:Open, no restriction [A]
Average daily traffic:58,913 [as of 2015]
Truck traffic:2% 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:Superior to present desirable criteria [9]
Roadway alignment appraisal:Better than present minimum criteria [7]
Scour condition:Bridge not over waterway. [N]
Operating rating:47.9 tons [43.5 metric tons]
Inventory rating:36.0 tons [32.7 metric tons]
Sufficiency rating:94.5
Estimated cost of work:$4,177,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
October 201594.5Not deficientGoodGoodGood58913
October 201394.8Not deficientGoodGoodGood55995
October 201194.7Not deficientGoodGoodGood56410
October 200994.8Not deficientGoodGoodGood55575
October 200794.8Not deficientGoodGoodGood55960
October 200595.2Not deficientGoodSatisfactoryGood51745
October 200395.3Not deficientGoodSatisfactoryGood49655
October 200195.3Not deficientGoodSatisfactoryGood49655
October 199993.4Not deficientGoodGoodVery Good49103
October 199793.5Not deficientGoodGoodVery Good48140
October 199594.5Not deficientGoodGoodVery Good46905
September 199395.7Not deficientGoodGoodVery Good30745
December 199195.8Not deficientGoodGoodVery Good29995