County Road GG over Hell Creek


+39.98731, -103.14308
39°59'14" N, 103°08'35" W


Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:County Road GG over Hell Creek
Structure number:WTNGG-28.90
Location:1.9 Mi. N. of Co. Rd. 27
Purpose:Carries highway over waterway
Route classification:Local (Rural) [09]
Length of largest span:5.9 ft. [1.8 m]
Total length:30.2 ft. [9.2 m]
Deck width edge-to-edge:42.3 ft. [12.9 m]
Skew angle:30°
Owner:County Highway Agency [02]
Year built:1985
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Number of main spans:4
Main spans material:Steel [3]
Main spans design:Culvert [19]
Deck type:Not applicable [N]

Latest Available Inspection: October 2017

Good/Fair/Poor Condition:Good
Status:Open, no restriction [A]
Average daily traffic:22 [as of 2012]
Structural appraisal:Better than present minimum criteria [7]
Water adequacy appraisal:Meets minimum tolerable limits to be left in place as is [4]
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 is scour critical; bridge foundations determined to be unstable. [3]
Sufficiency rating:95.0

Previous Inspections

DateConditionCulvert ConditionADTSuff. Rating
October 2017Good7 out of 102295.0
December 2015Good7 out of 102295.0
December 2013Good7 out of 102295.0
December 2011Good7 out of 102295.0
January 2010Good7 out of 102495.0
December 2007Good7 out of 102496.0
November 2005Good7 out of 101295.0
November 2003Good7 out of 102096.0
May 2001Good7 out of 102096.0
May 1999Good7 out of 102096.0
May 1997Good7 out of 102096.0
December 1995Good7 out of 10996.0

Element Data

Source: National Bridge Elements dataset, 2019 edition. This feature is experimental.
Steel Culvertlinear ft.1959510000
Steel Protective Coatingsq. ft.1951700025