RAMP A (I 20) over TERRY RD


+32.27931, -90.21285
32°16'46" N, 90°12'46" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:RAMP A (I 20) over TERRY RD
Structure number:17000200250446C
Location:3.5 MI E SR 18
Purpose:Carries highway over highway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:69.9 ft. [21.3 m]
Total length:252.0 ft. [76.8 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:32.8 ft. [10.0 m]
Vertical clearance below bridge:15.7 ft. [4.8 m]
Skew angle:25°
Owner:State Highway Agency [01]
Year built:1966
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
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]

Latest Available Inspection: August 2014 

Status:Open, no restriction [A]
Average daily traffic:6,800 [as of 2012]
Truck traffic:10% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present desirable criteria [8]
Deck geometry appraisal:Basically intolerable requiring high priority of corrrective action [3]
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:58.6 tons [53.3 metric tons]
Inventory rating:57.1 tons [51.9 metric tons]
Evaluation:Functionally obsolete [2]
Sufficiency rating:77.2
Recommended work:Widening of existing bridge or other major structure without deck rehabilitation or replacement [33]
Estimated cost of work:$287,000

Previous Inspections 

DateSuff. ratingEvaluationDeckSuper.Sub.ADT
August 201477.2Functionally obsoleteGoodVery GoodVery Good6800
August 201277.2Functionally obsoleteVery GoodVery GoodVery Good6800
July 201077.2Functionally obsoleteVery GoodVery GoodVery Good6900
June 200875.2Functionally obsoleteVery GoodVery GoodVery Good6900
June 200678.2Functionally obsoleteVery GoodVery GoodVery Good6900
October 200478.2Functionally obsoleteVery GoodVery GoodVery Good6400
August 200278.2Functionally obsoleteVery GoodVery GoodVery Good6350
September 200078.2Functionally obsoleteVery GoodVery GoodVery Good6350
September 199878.2Functionally obsoleteVery GoodVery GoodVery Good6350
November 199678.2Functionally obsoleteVery GoodVery GoodVery Good6350
January 199580.5Not deficientVery GoodVery GoodVery Good5800
April 199180.5Not deficientVery GoodVery GoodVery Good5280