SH 70 over Chicken Creek


+35.89826, -100.86154
35°53'54" N, 100°51'42" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:SH 70 over Chicken Creek
Structure number:041970049004003
Location:1.1 Mi South JCT FM 283
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:29.9 ft. [9.1 m]
Total length:330.1 ft. [100.6 m]
Roadway width between curbs:47.9 ft. [14.6 m]
Deck width edge-to-edge:50.2 ft. [15.3 m]
Owner:State Highway Agency [01]
Year built:1951
Year reconstructed:1974
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Design load:M 18 / H 20 [4]
Number of main spans:13
Main spans material:Concrete continuous [2]
Main spans design:Slab [01]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: October 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:2,270 [as of 2013]
Truck traffic:26% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Fair [5 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Superior to present desirable criteria [9]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
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]
Scour condition:Bridge foundations determined to be stable for assessed or calculated scour condition. [5]
Sufficiency rating:68.3
Recommended work:Other structural work, including hydraulic replacements. [38]
Estimated cost of work:$40,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
October 2018FairSatisfactorySatisfactoryFair227068.3
October 2017FairSatisfactorySatisfactoryFair227068.3
October 2015FairSatisfactorySatisfactorySatisfactory227079.8
October 2013FairSatisfactorySatisfactoryFair125070.4
January 2012FairSatisfactorySatisfactoryFair100070.6
February 2010FairSatisfactorySatisfactoryFair130070.7
January 2008FairSatisfactorySatisfactoryFair125070.7
May 2006FairGoodSatisfactoryFair105070.9
July 2004FairSatisfactorySatisfactoryFair95073.6
September 2002PoorSatisfactorySatisfactoryPoor100061.8
November 2001PoorSatisfactorySatisfactoryPoor100061.8
January 2000PoorSatisfactorySatisfactoryPoor96061.8
October 1997FairSatisfactorySatisfactoryFair92078.1
October 1995FairSatisfactorySatisfactorySatisfactory88089.3
July 1993FairGoodVery GoodSatisfactory68089.4
June 1991FairVery GoodVery GoodSatisfactory69096.6