FAU 3580 over SHALLOWFORD RD / I-75


+35.04250, -85.15639
35°02'33" N, 85°09'23" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:FAU 3580 over SHALLOWFORD RD / I-75
Structure number:33I00750049
Location:1.5 MI.NE.OF SR 153
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:68.9 ft. [21.0 m]
Total length:243.1 ft. [74.1 m]
Roadway width between curbs:63.7 ft. [19.4 m]
Deck width edge-to-edge:87.9 ft. [26.8 m]
Vertical clearance below bridge:16.7 ft. [5.1 m]
Skew angle:18°
Owner:State Highway Agency [01]
Year built:1959
Year reconstructed:1989
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:4
Main spans material:Prestressed concrete continuous [6]
Main spans design:Box Beam or girders - Single or Spread [06]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: July 2014 

Status:Open, no restriction [A]
Average daily traffic:22,720 [as of 2015]
Truck traffic:5% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Better than present minimum criteria [7]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:48.5 tons [44.1 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:93.0

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
July 201493.0Not deficientGoodSatisfactoryGood22720
July 201293.0Not deficientGoodSatisfactoryGood22720
July 201095.0Not deficientGoodSatisfactoryGood22720
July 200895.0Not deficientGoodSatisfactoryGood22720
July 200695.0Not deficientGoodSatisfactoryGood24400
August 200495.0Not deficientGoodSatisfactoryGood25840
August 200295.0Not deficientGoodSatisfactoryGood29830
July 200195.0Not deficientGoodSatisfactoryGood25470
January 200191.0Not deficientGoodGoodGood26420
September 199893.0Not deficientGoodGoodGood24220
September 199693.0Not deficientGoodGoodGood27630
December 199493.0Not deficientVery GoodVery GoodVery Good26690
November 199293.0Not deficientVery GoodVery GoodVery Good19380
May 199193.0Not deficientVery GoodVery GoodVery Good19380