Teller County Mine Wall Service Life Extension

PROJECT & MATERIALS SUMMARY:

•    Spiralnails, Non-Galvanized/Black Steel, 134 Each, 16’ – 42’ lengths
•    Spiralnails spaced at 3’ vertical and 4’-8’ horizontal

In 1994, a Hilfiker Welded Wire Wall (72’ tall, 8-year design life), designed by MacIntosh Engineering, was constructed at the site and utilized as a truck dump supporting 162 ton GVW trucks.  In 2001, an addition to the structure, also a Welded Wire Wall designed by MacIntosh Engineering, was constructed.

Bear Run Mining Project

The Bear Run Mining Project is a hot dipped galvanized welded wire wall mining project constructed in September 2009. The project is located Dugger, Indiana. The wall builder was Baker Construction and the wall designer was Geotechnical Design Systems Inc.

Wall Details:

Santa Elena Project

The Santa Elena Project is a welded wire wall constructed in March 2010. The project is located Sonora, Mexico. The builder of the wall was Sonoran Resources and the wall designer was Collins Engineers. 

Wall Details:

•    Welded Wire Wall
•    8-year design life 
•    Loads: DL: 0.0 lb/ft2;  LL: 525.0 lb/ft2, maximum load on walls to be fully loaded CAT 777.
•    Maximum Wall Height of 30’
•    Maximum Mat Length of 24’
•    3,456 SF (321 SM)
 

Marble Quarry Jaw Crusher Wall

The Marble Quarry Jaw Crusher Wall Project is a Welded Wire Wall constructed in August 2010. The project is located in Columbia, California. The builder of the wall was Blue Mountain Minerals.

Wall Details:

•    Welded Wire Wall, black (non-galvanized)
•    20-year design life 
•    Maximum Wall Height of 32’
•    Maximum Mat Length of 25’
•    4336 SF
 

Upper Salmon Falls Dam

The Upper Salmon Falls Dam project is a Welded Wire Wall that was constructed in 2019, and is located on Upper Salmon Falls Rd, Hagerman, ID 83332.  The Upper Salmon Falls Dam wall is 22 feet tall and 3500 sf.  The wall was constructed by Concrete Placing Co., Inc., designed by Stanley Crawforth with American Geotechnics, and owned by the Idaho Power Company.

Dovre Township mining project

The Dovre Township Mining Project is a welded wire wall constructed in May 2012. The projects located on County Highway AA Dovre Township, Barron County, Wisconsin. The wall was designed by Tom Jepsen, P.E., Collins Engineers, Inc and the wall was built by Highway Landscapers, Inc.

Wall Details:

  • Welded Wire Wall, 2 angle points
  • Maximum Wall Height of 36’
  • Maximum Mat Length of 26’
  • Uniform live load surcharge of 380 psf
  • 40-year design life – hot-dipped steel
  • 3,608 SF

Hope Bay Project

Hope Bay Projects wall was a welded wire wall located in Kitikmeot region of Nunavut Cambridge Bay, Canada constructed in July 2011. The wall was constructed by Hatch Associates LTD and the wall designer was Kirk Cesaretti, P.E., Ontiveros & Associates.

Wall Details:

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