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US 87 NB over Little Blue Creek

Map

Coordinates:
+35.73942, -101.96483
35°44'22" N, 101°57'53" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 87 NB over Little Blue Creek
Structure number:041710006605019
Location:3.5 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:182.1 ft. [55.5 m]
Roadway width between curbs:37.1 ft. [11.3 m]
Deck width edge-to-edge:39.7 ft. [12.1 m]
Owner:State Highway Agency [01]
Year built:1958
Historic significance:Bridge is possibly eligible for the National Register of Historic Places [3]
Design load:MS 18 / HS 20 [5]
Number of main spans:6
Main spans material:Concrete [1]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Integral Concrete (separate non-modified layer of concrete added to structural deck) [2]

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:Fair [5 out of 9]
Superstructure condition:Fair [5 out of 9]
Substructure condition:Satisfactory [6 out of 9]
Structural appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Deck geometry appraisal:Equal to present minimum criteria [6]
Water adequacy appraisal:Superior to present desirable criteria [9]
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 assessed or calculated scour condition. [5]
Sufficiency rating:80.2

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2017FairFairFairSatisfactory532080.2
September 2015FairFairFairSatisfactory532080.2
September 2013FairSatisfactoryFairSatisfactory425077.4
March 2012FairSatisfactoryFairSatisfactory500076.2
March 2010FairSatisfactoryFairSatisfactory470076.7
March 2008FairSatisfactoryFairSatisfactory420077.5
March 2006FairSatisfactorySatisfactoryGood490091.8
March 2004FairSatisfactorySatisfactorySatisfactory500090.7
April 2002FairFairFairSatisfactory440068.3
May 2000FairFairFairGood400069.0
April 1998GoodGoodGoodGood395082.2
June 1996FairFairSatisfactoryGood395081.1
June 1994FairSatisfactorySatisfactoryGood370081.4
June 1992FairSatisfactorySatisfactoryGood335090.7
April 1990FairGoodSatisfactoryGood310091.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
ElementUnitsQuantity1-Good2-Fair3-Poor4-Serious
Superstructure
Reinforced Concrete Girder/Beamlinear ft.2,5442,0512202730
Deck
Reinforced Concrete Top Flangesq. ft.7,2183385,6701,2100
Substructure
Reinforced Concrete Columneach157800
Reinforced Concrete Abutmentlinear ft.80304370
Reinforced Concrete Pier Caplinear ft.2001029350
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.366366000