+39.20444, -84.47472
39°12'16" N, 84°28'29" W
Source: National Bridge Inventory
Information not verified. Use at your own risk.


Name:SR 4 over MILL CREEK
Structure number:3100529
Location:0.9 MI NO OF I-75
Purpose:Carries highway over waterway
Route classification:Other Principal Arterial (Urban) [14]
Length of largest span:91.9 ft. [28.0 m]
Total length:280.9 ft. [85.6 m]
Roadway width between curbs:47.9 ft. [14.6 m]
Deck width edge-to-edge:62.3 ft. [19.0 m]
Skew angle:29°
Owner:State Highway Agency [01]
Year built:1991
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18+Mod / HS 20+Mod [6]
Number of main spans:3
Main spans material:Prestressed concrete continuous [6]
Main spans design:Box beam or girders - Multiple [05]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]

Latest Available Inspection: June 2016 

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:17,600 [as of 2015]
Truck traffic:5% 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:Superior to present desirable criteria [9]
Water adequacy appraisal:Equal to present desirable criteria [8]
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 the assessed or calculated scour condition. [8]
Operating rating:44.6 tons [40.5 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:97.5

Previous Inspections 

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
June 201697.5GoodGoodGoodGood-17600
August 201597.6GoodGoodGoodGood-16990
June 201497.6GoodGoodGoodGood-16990
July 201397.6GoodGoodGoodGood-16990
September 201297.6GoodGoodGoodGood-16990
July 201197.6GoodGoodGoodGood-16990
October 201097.8GoodGoodGoodGood-15580
November 200997.8GoodGoodGoodGood-15580
October 200897.8GoodGoodGoodGood-15580
July 200797.8GoodGoodGoodGood-15580
September 200697.2GoodGoodGoodGood-20210
September 200597.2GoodGoodGoodGood-20210
January 200597.2GoodGoodGoodGood-20210
December 200397.2GoodGoodGoodGood-20210
September 200297.2GoodVery GoodVery GoodVery Good-20210
December 200197.2GoodVery GoodVery GoodVery Good-20210
August 200097.2GoodGoodVery GoodGood-20210
July 199997.2GoodGoodVery GoodGood-20210
October 199897.2GoodGoodVery GoodVery Good-20210
August 199797.2GoodGoodVery GoodVery Good-20210
January 199697.0GoodGoodVery GoodGood-20210
December 199496.8GoodGoodVery GoodGood-21160
January 199396.8GoodExcellentExcellentExcellent-21160