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SR 18 over ROBINSON RD, LYNCH ST

Map

Coordinates:
+32.29823, -90.26089
32°17'54" N, 90°15'39" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts

Name:SR 18 over ROBINSON RD, LYNCH ST
Structure number:31000180250561B
Location:0.4 MI E I 20
Purpose:Carries highway over highway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:69.9 ft. [21.3 m]
Total length:573.2 ft. [174.7 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:13.1 ft. [4.0 m]
Owner:State Highway Agency [01]
Year built:1967
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:9
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: May 2016

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:11,000 [as of 2014]
Truck traffic:3% 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:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:90.3 tons [82.1 metric tons]
Inventory rating:58.5 tons [53.2 metric tons]
Sufficiency rating:72.6
Recommended work:Widening of existing bridge with deck rehabilitation or replacement. [34]
Estimated cost of work:$535,000,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
May 201672.6GoodGoodVery GoodVery GoodFO11000
June 201471.8GoodGoodVery GoodVery GoodFO17500
May 201271.9GoodGoodVery GoodVery GoodFO16000
May 201072.1GoodGoodVery GoodVery GoodFO15000
May 200872.0GoodVery GoodVery GoodVery GoodFO15500
October 200672.0GoodVery GoodVery GoodVery GoodFO15500
July 200473.3GoodVery GoodVery GoodVery GoodFO13000
August 200273.2GoodVery GoodVery GoodVery GoodFO14000
August 200073.5GoodVery GoodVery GoodVery GoodFO11500
July 199875.6GoodVery GoodVery GoodVery GoodFO11500
September 199679.4GoodVery GoodVery GoodVery GoodFO1150
December 199472.0GoodVery GoodVery GoodVery GoodFO10000
February 199371.6GoodVery GoodVery GoodVery GoodFO13260
March 199171.9GoodVery GoodVery GoodVery GoodFO10840