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HOWELL MILL ROAD over I-75 + I-75 RAMP

Map

Coordinates:
+33.80542, -84.41316
33°48'20" N, 84°24'47" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:HOWELL MILL ROAD over I-75 + I-75 RAMP
Structure number:000000012104020
Location:IN N ATLANTA
Purpose:Carries highway and pedestrian walkway over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:96.1 ft. [29.3 m]
Total length:225.1 ft. [68.6 m]
Roadway width between curbs:76.1 ft. [23.2 m]
Deck width edge-to-edge:90.2 ft. [27.5 m]
Vertical clearance below bridge:16.7 ft. [5.1 m]
Skew angle:15°
Owner:State Highway Agency [01]
Year built:1986
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:3
Main spans material:Prestressed concrete [5]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Precast Panels [2]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: July 2015

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:20,640 [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:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Underclearances appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:60.4 tons [54.9 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:93.0
Estimated cost of work:$2,757,000

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
July 201593.0GoodGoodGoodGood-20640
July 201392.0GoodGoodVery GoodGood-20640
July 201195.0GoodGoodVery GoodGood-20890
October 200995.0GoodGoodVery GoodGood-20890
July 200795.8GoodGoodVery GoodGood-4400
July 200594.9GoodGoodVery GoodGood-22590
July 200395.0GoodGoodVery GoodGood-20900
July 200194.7GoodGoodVery GoodGood-27600
October 199994.7GoodGoodVery GoodGood-27600
September 199694.7GoodGoodVery GoodVery Good-27600
August 199494.9GoodGoodVery GoodVery Good-27600
October 199295.3GoodGoodVery GoodVery Good-22370
September 199095.4GoodGoodVery GoodVery Good-21420

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Prestressed Concrete Girder/Beamlinear ft.4,5004,500000
Deck
Reinforced Concrete Decksq. ft.20,25020,250000
Substructure
Reinforced Concrete Columneach1212000
Reinforced Concrete Abutmentlinear ft.180180000
Reinforced Concrete Pier Caplinear ft.180180000
Joints
Compression Jointlinear ft.270027000
Bearings
Elastomeric Bearingeach120120000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.450450000