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STERLING RD (MS100 over BR OF MAIN DITCH

Map

Coordinates:
+41.72212, -89.39638
41°43'20" N, 89°23'47" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:STERLING RD (MS100 over BR OF MAIN DITCH
Structure number:052405200000000
Old structure number:000052405221634 (from 1992 edition)
Location:3 MI. W. OF AMBOY
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:48.9 ft. [14.9 m]
Total length:51.8 ft. [15.8 m]
Roadway width between curbs:27.9 ft. [8.5 m]
Deck width edge-to-edge:27.9 ft. [8.5 m]
Skew angle:30°
Owner:City or Municipal Highway Agency [04]
Year built:1989
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Prestressed concrete [5]
Main span design:Box beam or girders - Multiple [05]
Deck type:Concrete Precast Panels [2]

Latest Available Inspection: January 2016

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:900 [as of 2012]
Truck traffic:6% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Water adequacy appraisal:Equal to present desirable criteria [8]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Banks are protected or well vegetated. River control devices such as spur dikes and embankment protection are not required or are in a stable condition. [8]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Operating rating:48.8 tons [44.4 metric tons]
Inventory rating:35.6 tons [32.4 metric tons]
Sufficiency rating:91.1

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
January 201691.1FairSatisfactorySatisfactoryVery Good-900
January 201491.1FairSatisfactorySatisfactoryVery Good-900
January 201291.1FairSatisfactorySatisfactoryVery Good-1050
February 201091.1FairSatisfactorySatisfactoryVery Good-1050
March 200691.2GoodVery GoodVery GoodVery Good-800
September 200391.1GoodVery GoodVery GoodVery Good-1050
September 199991.0GoodVery GoodVery GoodVery Good-1100
September 199591.0GoodVery GoodVery GoodVery Good-1100
September 199399.9GoodVery GoodVery GoodVery Good-325
July 199199.9GoodVery GoodVery GoodVery Good-325