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I75 over SOUTH CHICKAMAUGA CREEK

Map

Coordinates:
+35.00722, -85.20194
35°00'26" N, 85°12'07" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:I75 over SOUTH CHICKAMAUGA CREEK
Structure number:33I00750019
Location:.5 MI I24I75 INTERCHANGE
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:66.9 ft. [20.4 m]
Total length:266.1 ft. [81.1 m]
Roadway width between curbs:124.3 ft. [37.9 m]
Deck width edge-to-edge:129.9 ft. [39.6 m]
Owner:State Highway Agency [01]
Year built:1960
Year reconstructed:1992
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:4
Main spans material:Prestressed concrete [5]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Precast Panels [2]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: July 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:122,190 [as of 2015]
Truck traffic:22% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Superior to present desirable criteria [9]
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 foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:65.3 tons [59.4 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:78.0
Recommended work:Bridge rehabilitation because of general structure deterioration or inadequate strength. [35]
Estimated cost of work:$6,875,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
July 201678.0FairSatisfactorySatisfactoryGood-122190
July 201478.0FairSatisfactorySatisfactoryGood-117600
July 201278.0FairSatisfactorySatisfactoryGood-118700
July 201080.0FairSatisfactorySatisfactoryGood-115820
July 200880.0FairSatisfactorySatisfactoryGood-117150
July 200680.0FairSatisfactorySatisfactoryGood-133690
August 200480.0FairSatisfactorySatisfactoryGood-127650
August 200280.0FairSatisfactorySatisfactoryGood-123680
September 200087.9FairSatisfactorySatisfactoryGood-107540
September 199887.2FairSatisfactoryGoodGood-115710
February 199787.1FairSatisfactoryGoodGood-116060
September 199490.8FairSatisfactoryGoodGood-95580
November 199273.3FairGoodSatisfactoryGood-82510
October 199073.3FairGoodSatisfactoryGood-82510