I-285 over CR 1971- CHATT RIV.- RR


+33.80866, -84.49500
33°48'31" N, 84°29'42" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:I-285 over CR 1971- CHATT RIV.- RR
Structure number:000000012102420
Purpose:Carries highway over highway, waterway, and railroad
Route classification:Principal Arterial - Interstate (Urban) [11]
Length of largest span:109.9 ft. [33.5 m]
Total length:847.2 ft. [258.2 m]
Roadway width between curbs:131.2 ft. [40.0 m]
Deck width edge-to-edge:134.5 ft. [41.0 m]
Vertical clearance below bridge:15.4 ft. [4.7 m]
Skew angle:20°
Owner:State Highway Agency [01]
Year built:1968
Year reconstructed:1982
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:12
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: April 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:135,310 [as of 2012]
Truck traffic:1% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Superior to present desirable criteria [9]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank is beginning to slump. River control devices and embankment protection have widespread minor damage. There is minor stream bed movement evident. Debris is restricting the channel slightly. [6]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Operating rating:37.6 tons [34.2 metric tons]
Inventory rating:22.8 tons [20.7 metric tons]
Sufficiency rating:74.2
Estimated cost of work:$13,087,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
April 201574.2FairGoodGoodSatisfactory-135310
May 201374.2FairGoodGoodSatisfactory-135310
May 201176.6FairGoodGoodSatisfactory-132050
July 200965.0FairGoodGoodSatisfactory-151380
July 200764.9FairGoodGoodSatisfactory-152920
July 200565.9FairGoodGoodSatisfactory-138050
August 200365.9GoodGoodGoodGood-138300
October 200166.0GoodGoodGoodGood-135600
October 199956.5FairSatisfactoryGoodGoodFO174701
October 199684.5FairFairGoodGood-174701
November 199478.0FairFairVery GoodGoodFO174701
November 199278.0FairFairVery GoodGoodFO174701
November 199080.0FairFairVery GoodGoodFO174701