COUNTY LINE ROAD over I-565; SR 20


+34.66150, -86.78694
34°39'41" N, 86°47'13" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:COUNTY LINE ROAD over I-565; SR 20
Structure number:015685
Location:6.6 MI N JCT I65 * I565
Purpose:Carries highway over highway
Route classification:Collector (Urban) [17]
Length of largest span:100.1 ft. [30.5 m]
Total length:358.0 ft. [109.1 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:27°
Owner:State Highway Agency [01]
Year built:1988
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 [5]
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: April 2015 

Status:Open, no restriction [A]
Average daily traffic:3,113 [as of 2009]
Truck traffic:1% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Good [7 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:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:46.8 tons [42.5 metric tons]
Inventory rating:28.9 tons [26.3 metric tons]
Sufficiency rating:94.2
Estimated cost of work:$5,955,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
April 201594.2Not deficientVery GoodGoodGood3113
April 201394.2Not deficientVery GoodGoodGood3113
May 201199.1Not deficientVery GoodGoodGood3113
May 200999.2Not deficientVery GoodGoodGood2780
May 200799.2Not deficientVery GoodGoodGood2780
May 200599.2Not deficientVery GoodGoodGood2780
April 200399.3Not deficientVery GoodGoodGood2527
April 200199.3Not deficientVery GoodGoodGood2430
April 199999.1Not deficientVery GoodGoodGood2340
April 199799.2Not deficientVery GoodGoodGood2250
April 199599.3Not deficientVery GoodGoodGood1800
April 199399.3Not deficientVery GoodGoodGood1800