US 87 SB over North Big Blue Creek


+35.78691, -101.95820
35°47'13" N, 101°57'30" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 87 SB over North Big Blue Creek
Structure number:041710006605006
Location:7.0 Mi N of SH 354
Purpose:Carries highway over waterway
Route classification:Principal Arterial - Other (Rural) [02]
Length of largest span:29.9 ft. [9.1 m]
Total length:91.9 ft. [28.0 m]
Roadway width between curbs:37.1 ft. [11.3 m]
Deck width edge-to-edge:40.0 ft. [12.2 m]
Owner:State Highway Agency [01]
Year built:1933
Year reconstructed:1948
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Design load:M 13.5 / H 15 [2]
Number of main spans:3
Main spans material:Concrete [1]
Main spans design:Tee beam [04]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Bituminous [6]

Latest Available Inspection: September 2017

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:5,320 [as of 2013]
Truck traffic:3% of total traffic
Deck condition:Satisfactory [6 out of 9]
Superstructure condition:Satisfactory [6 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 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:85.6

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2017FairSatisfactorySatisfactorySatisfactory532085.6
September 2015FairSatisfactorySatisfactorySatisfactory532081.0
September 2013FairSatisfactorySatisfactorySatisfactory425082.5
March 2012FairSatisfactorySatisfactoryGood500081.4
March 2010FairSatisfactorySatisfactoryGood470082.1
March 2008FairSatisfactorySatisfactoryGood420082.9
March 2006FairSatisfactorySatisfactoryGood490088.7
March 2004FairSatisfactorySatisfactoryGood500087.3
June 2003FairSatisfactorySatisfactoryGood475087.7
April 2002FairSatisfactorySatisfactorySatisfactory440089.1
May 2001FairSatisfactorySatisfactorySatisfactory440089.1
May 2000FairSatisfactorySatisfactorySatisfactory400088.6
June 1998FairGoodGoodSatisfactory395088.7
June 1996GoodGoodGoodGood395088.7
June 1994GoodGoodGoodGood370067.3
June 1992GoodGoodGoodGood335077.4
April 1990FairGoodFairSatisfactory310067.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Girder/Beamlinear ft.7326834180
Reinforced Concrete Top Flangesq. ft.3,6603,6203280
Reinforced Concrete Abutmentlinear ft.8072800
Reinforced Concrete Pileeach1610510
Reinforced Concrete Pier Caplinear ft.805314130
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.183183000