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I24 over SEQUATCHIE RIVER

Map

Coordinates:
+35.04833, -85.62500
35°02'54" N, 85°37'30" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I24 over SEQUATCHIE RIVER
Structure number:58I00240037
Location:0.5 MI S OF SR28
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Rural) [01]
Length of largest span:69.9 ft. [21.3 m]
Total length:492.1 ft. [150.0 m]
Roadway width between curbs:42.0 ft. [12.8 m]
Deck width edge-to-edge:44.0 ft. [13.4 m]
Owner:State Highway Agency [01]
Year built:1965
Year reconstructed:1981
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:7
Main spans material:Prestressed concrete continuous [6]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Precast Panels [2]
Wearing surface:Bituminous [6]

Latest Available Inspection: August 2016

Good/Fair/Poor Condition:Poor
Status:Open, no restriction [A]
Average daily traffic:50,740 [as of 2015]
Truck traffic:22% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Poor [4 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Equal to present desirable criteria [8]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
Scour condition:Bridge is scour critical; bridge foundations determined to be unstable. [3]
Operating rating:58.4 tons [53.1 metric tons]
Inventory rating:34.7 tons [31.5 metric tons]
Sufficiency rating:66.2
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$4,793,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
August 201666.2PoorGoodFairPoorSD50740
August 201494.4FairGoodGoodSatisfactory-48790
August 201294.5GoodGoodGoodGood-46860
August 201094.6GoodGoodGoodGood-44610
August 200894.7GoodGoodGoodGood-43870
September 200691.8GoodGoodGoodGood-44120
September 200491.9GoodGoodGoodGood-40880
September 200292.1GoodGoodGoodGood-36930
September 200091.1GoodGoodGoodGood-38710
September 199890.7GoodGoodGoodGood-43370
September 199691.4GoodGoodGoodGood-36060
August 199492.4GoodGoodGoodGood-31560
July 199295.9GoodGoodGoodGood-28460
June 199095.9GoodGoodGoodGood-28460