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NW 70TH ST over NORTH OAK CREEK (D 41)

Map

Coordinates:
+41.03114, -96.81486
41°01'52" N, 96°48'53" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:NW 70TH ST over NORTH OAK CREEK (D 41)
Structure number:C005531130
Location:.5N OF AGNEW
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:89.9 ft. [27.4 m]
Total length:90.9 ft. [27.7 m]
Roadway width between curbs:18.7 ft. [5.7 m]
Deck width edge-to-edge:19.7 ft. [6.0 m]
Owner:County Highway Agency [02]
Year built:1949
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Main span material:Steel [3]
Main span design:Truss - Thru [10]
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:Posted for load [P]
Average daily traffic:70 [as of 2003]
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Meets minimum tolerable limits to be left in place as is [4]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Roadway alignment appraisal:Meets minimum tolerable limits to be left in place as is [4]
Channel protection:Bank protection has failed. River control devices have been destroyed. Stream bed aggradation, degradation or lateral movement has changed the channel to now threaten the bridge and/or approach roadway. [3]
Pier/abutment protection:Navigation protection not required [1]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour conditions; field review indicates action is required. [4]
Sufficiency rating:48.4
Recommended work:Replacement of bridge or other structure because of substandard load carrying capacity or substantial bridge roadway geometry. [31]

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
June 2017FairSatisfactoryFairFair7048.4
June 2015FairSatisfactoryFairFair7050.3
September 2013FairSatisfactoryFairSatisfactory7045.2
November 2011FairFairFairSatisfactory7044.1
November 2009FairSatisfactoryFairSatisfactory7045.1
May 2007FairSatisfactoryFairSatisfactory7048.0
October 2005FairSatisfactoryFairSatisfactory7048.0
May 2004FairSatisfactoryFairSatisfactory7048.0
September 2003FairSatisfactoryFairSatisfactory7048.0
April 2001FairSatisfactoryFairSatisfactory7047.0
March 1999FairSatisfactorySatisfactorySatisfactory7063.2
October 1997FairSatisfactorySatisfactorySatisfactory7063.2
October 1995FairSatisfactorySatisfactorySatisfactory7063.2
April 1993FairSatisfactorySatisfactorySatisfactory7063.2
May 1991FairSatisfactorySatisfactorySatisfactory7057.3