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COLL 7329 over NIOBRARA RIVER

Map

Coordinates:
+42.90026, -100.48231
42°54'01" N, 100°28'56" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:COLL 7329 over NIOBRARA RIVER
Structure number:C001611405P
Location:1.5N 3.5E OF VALENTINE
Purpose:Carries highway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:89.9 ft. [27.4 m]
Total length:184.1 ft. [56.1 m]
Roadway width between curbs:29.9 ft. [9.1 m]
Deck width edge-to-edge:33.1 ft. [10.1 m]
Owner:County Highway Agency [02]
Year built:1970
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:M 13.5 / H 15 [2]
Number of main spans:2
Main spans material:Steel continuous [4]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: June 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:155 [as of 1998]
Deck condition:Very Good [8 out of 9]
Superstructure condition:Very Good [8 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present minimum criteria [6]
Channel protection:Bank protection is in need of minor repairs. River control devices and embankment protection have a little minor damage. Banks and/or channel have minor amounts of drift. [7]
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:89.2

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017FairVery GoodVery GoodSatisfactory15589.2
June 2015FairVery GoodVery GoodSatisfactory15589.2
September 2013FairVery GoodVery GoodSatisfactory15589.2
June 2013GoodVery GoodVery GoodGood15589.2
June 2011GoodVery GoodVery GoodGood15588.9
June 2009GoodVery GoodVery GoodGood15588.9
May 2007GoodVery GoodVery GoodGood15570.3
May 2005GoodVery GoodVery GoodGood15570.3
December 2003GoodVery GoodVery GoodGood15570.3
October 2001GoodVery GoodVery GoodGood15570.3
March 1999GoodVery GoodVery GoodGood15570.3
September 1997GoodVery GoodVery GoodVery Good15571.3
December 1995GoodVery GoodVery GoodVery Good15571.3
December 1993GoodVery GoodVery GoodVery Good15571.3
October 1991GoodVery GoodVery GoodVery Good3586.6