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480th Avenue over Spring Creek

Map

Coordinates:
+44.09994, -96.60792
44°05'60" N, 96°36'29" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:480th Avenue over Spring Creek
Structure number:000000051140067
Location:3.3N of Flandreau
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:51.2 ft. [15.6 m]
Total length:53.2 ft. [16.2 m]
Roadway width between curbs:24.9 ft. [7.6 m]
Deck width edge-to-edge:26.9 ft. [8.2 m]
Skew angle:20°
Owner:County Highway Agency [02]
Year built:2010
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18+Mod / HS 20+Mod [6]
Main span material:Prestressed concrete [5]
Main span design:Tee beam [04]
Deck type:Concrete Precast Panels [2]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: July 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:20 [as of 2016]
Truck traffic:2% of total traffic
Deck condition:Good [7 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Very Good [8 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Better than present minimum criteria [7]
Roadway alignment appraisal:Equal to present minimum criteria [6]
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]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:88.3

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
July 2018GoodGoodVery GoodVery Good2088.3
July 2016GoodGoodVery GoodVery Good2088.3
July 2014GoodGoodVery GoodVery Good2088.3
August 2012GoodGoodVery GoodVery Good2088.3