US 178 over WALNUT CREEK (NO. 1)


+33.16263, -80.38657
33°09'45" N, 80°23'12" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:US 178 over WALNUT CREEK (NO. 1)
Structure number:000000000000276
Old structure number:001820017800100 (from 1992 edition)
Location:5 MI S OF HARLEY'VL
Purpose:Carries highway over waterway
Route classification:Minor Arterial (Rural) [06]
Length of largest span:12.1 ft. [3.7 m]
Total length:26.9 ft. [8.2 m]
Roadway width between curbs:32.2 ft. [9.8 m]
Deck width edge-to-edge:34.5 ft. [10.5 m]
Owner:State Highway Agency [01]
Year built:1928
Historic significance:Historical significance is not determinable at this time [4]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Concrete [1]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: May 2018

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:2,900 [as of 2017]
Truck traffic:5% of total traffic
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
Water adequacy appraisal:Equal to present minimum criteria [6]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Channel protection:Bank and embankment protection is severely undermined. River control devices have severe damage. Large deposits of debris are in the channel. [4]
Culvert condition:Shrinkage cracks, light scaling and insignificant spalling which does not expose reinforcing steel. Insignificant damage caused by drift with no misalignment and not requiring corrective action. Some minor scouring has occured near curtain walls, wingwalls or pipes. Metal culverts have a smooth symmetrical curvature with superficial corrosion and no pitting. [7]
Scour condition:Bridge foundations determined to be stable for the assessed or calculated scour condition. [8]
Sufficiency rating:95.4

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
May 2018Good7 out of 10290095.4
May 2016Good7 out of 10210096.1
July 2014Good7 out of 10230097.3
July 2012Good7 out of 10260097.3
July 2010Good7 out of 10250097.3
July 2008Good7 out of 10280097.2
June 2006Good7 out of 10280096.2
May 2004Good7 out of 10270096.2
March 1998Good8 out of 10230095.3
March 1990Good8 out of 10193896.4

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Reinforced Concrete Culvertlinear ft.68044240
Bridge Rail
Steel or Aluminum Bridge Raillinear ft.5252000
Reinforced Concrete Slabsq. ft.432432000