ROUNDTREE BR. RD over I-75 (EXIT 41)


+31.16593, -83.44925
31°09'57" N, 83°26'57" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:ROUNDTREE BR. RD over I-75 (EXIT 41)
Structure number:000000007500290
Purpose:Carries highway over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:60.0 ft. [18.3 m]
Total length:188.0 ft. [57.3 m]
Roadway width between curbs:28.5 ft. [8.7 m]
Deck width edge-to-edge:34.1 ft. [10.4 m]
Vertical clearance below bridge:17.1 ft. [5.2 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1960
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:4
Main spans material:Steel [3]
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: November 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:2,150 [as of 2011]
Truck traffic:1% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Basically intolerable requiring high priority of corrrective action [3]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Scour condition:Bridge not over waterway. [N]
Operating rating:43.6 tons [39.6 metric tons]
Inventory rating:25.7 tons [23.4 metric tons]
Sufficiency rating:72.9
Estimated cost of work:$1,102,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
November 201672.9FairSatisfactoryGoodGoodFO2150
November 201472.9FairSatisfactoryVery GoodGoodFO2150
November 201277.7FairSatisfactoryVery GoodGood-2150
November 201073.4FairSatisfactoryVery GoodGoodFO2650
November 200873.4FairSatisfactoryVery GoodGoodFO2650
November 200678.6FairSatisfactoryVery GoodGood-2930
September 200486.6FairSatisfactoryVery GoodGood-2190
October 200286.6FairSatisfactoryVery GoodGood-2200
November 200087.7FairSatisfactoryVery GoodGood-2000
January 199987.7FairSatisfactoryGoodGood-2000
December 199687.7FairSatisfactoryGoodGood-1900
January 199588.7FairSatisfactoryGoodGood-1700
February 199388.8FairSatisfactoryGoodGood-1550
June 199188.8FairSatisfactoryGoodGood-1480

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Steel Girder/Beamlinear ft.752752000
Steel Protective Coatingsq. ft.7,4827,482000
Reinforced Concrete Decksq. ft.6,4304,7821,64800
Reinforced Concrete Columneach66000
Reinforced Concrete Abutmentlinear ft.7272000
Reinforced Concrete Pier Caplinear ft.108108000
Pourable Jointlinear ft.145145000
Movable Bearingeach2828000
Steel Protective Coatingsq. ft.1818000
Fixed Bearingeach2828000
Steel Protective Coatingsq. ft.1818000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.376376000