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I 20 over VALLEY ST/ LYNCH CREEK

Map 

Coordinates:
+32.28512, -90.21513
32°17'06" N, 90°12'54" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.

Facts 

Name:I 20 over VALLEY ST/ LYNCH CREEK
Structure number:11000200250441B
Location:3.2 MI E SR 18
Purpose:Carries highway over highway and waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:96.1 ft. [29.3 m]
Total length:1110.0 ft. [338.3 m]
Roadway width between curbs:52.5 ft. [16.0 m]
Deck width edge-to-edge:55.8 ft. [17.0 m]
Vertical clearance below bridge:16.1 ft. [4.9 m]
Skew angle:40°
Owner:State Highway Agency [01]
Year built:1969
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:17
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]

Latest Available Inspection: August 2016 

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:37,000 [as of 2014]
Truck traffic:13% 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:Equal to present minimum criteria [6]
Underclearances appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:63.5 tons [57.7 metric tons]
Inventory rating:38.1 tons [34.6 metric tons]
Sufficiency rating:89.3

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201689.3GoodGoodGoodGood-37000
August 201589.3GoodGoodGoodGood-37000
August 201490.6GoodGoodGoodVery Good-47500
July 201390.6GoodGoodGoodVery Good-47500
July 201290.6GoodGoodGoodVery Good-47500
August 201091.1GoodGoodVery GoodVery Good-38000
June 200890.2GoodGoodVery GoodVery Good-35500
June 200690.8GoodGoodVery GoodVery Good-43500
October 200490.6GoodGoodVery GoodVery Good-48500
August 200291.0GoodGoodVery GoodVery Good-40000
September 200089.9GoodGoodVery GoodVery Good-31000
September 199889.9GoodGoodVery GoodVery Good-31000
April 199789.9GoodVery GoodVery GoodVery Good-31000
January 199590.2GoodVery GoodVery GoodVery Good-35500
April 199190.6GoodVery GoodVery GoodVery Good-30500