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COUNTY RD 657 over BR OF S FK SALT RV

Map

Coordinates:
+39.36650, -91.79664
39°21'59" N, 91°47'48" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:COUNTY RD 657 over BR OF S FK SALT RV
Structure number:12896
Old structure number:02300061 069 (from 1992 edition)
Location:S 21 T 53 N R 8 W
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:83.0 ft. [25.3 m]
Total length:85.0 ft. [25.9 m]
Roadway width between curbs:23.6 ft. [7.2 m]
Deck width edge-to-edge:24.0 ft. [7.3 m]
Skew angle:10°
Owner:County Highway Agency [02]
Year built:1999
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: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: May 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:30 [as of 2016]
Truck traffic:10% of total traffic
Deck condition:Very Good [8 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Excellent [9 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
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 the assessed or calculated scour condition. [8]
Sufficiency rating:99.0

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
May 2018GoodVery GoodGoodExcellent3099.0
May 2016GoodVery GoodVery GoodExcellent3099.0
May 2014GoodVery GoodVery GoodExcellent3099.0
May 2012GoodVery GoodVery GoodExcellent3099.0
July 2010GoodVery GoodVery GoodExcellent3099.0
July 2008GoodVery GoodVery GoodExcellent3099.0
June 2006GoodExcellentExcellentExcellent3099.0
June 2004GoodExcellentExcellentExcellent3099.0
June 2002GoodExcellentExcellentExcellent3099.0
June 2000GoodExcellentExcellentExcellent4099.0
June 1999GoodExcellentExcellentExcellent4099.0