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GRAND LOOP ROAD over TOWER CREEK

Map

Coordinates:
+44.89242, -110.38800
44°53'33" N, 110°23'17" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:GRAND LOOP ROAD over TOWER CREEK
Structure number:1570021P0000000
Location:18.9 miles east of Mammot
Purpose:Carries highway and pedestrian walkway over waterway
Route classification:Minor Collector (Rural) [08]
Length of largest span:40.0 ft. [12.2 m]
Total length:40.0 ft. [12.2 m]
Roadway width between curbs:25.9 ft. [7.9 m]
Deck width edge-to-edge:39.4 ft. [12.0 m]
Owner:National Park Service [66]
Year built:1935
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Main span material:Concrete [1]
Main span design:Arch - Deck [11]
Deck type:Not applicable [N]

Latest Available Inspection: September 2018

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:1,807 [as of 2008]
Truck traffic:1% of total traffic
Superstructure condition:Satisfactory [6 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Equal to present minimum criteria [6]
Deck geometry appraisal:Meets minimum tolerable limits to be left in place as is [4]
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:66.8
Estimated cost of work:$80,000

Previous Inspections

DateConditionDeckSuperstructureSubstructureADTSuff. Rating
September 2018Fair-SatisfactoryGood180766.8
September 2016Fair-SatisfactoryGood180766.8
September 2014Fair-SatisfactoryGood180749.4
September 2012Fair-SatisfactorySatisfactory180757.9
September 2010Fair-SatisfactorySatisfactory180757.9
September 2008Fair-SatisfactoryGood180757.9
September 2006Fair-SatisfactoryGood450045.7
September 2004Fair-SatisfactoryGood450045.5
September 2001Good-GoodGood450045.7
September 1999Good-GoodGood450063.0