The Boulder Falls Slope Mitigation and Visitor Access Improvements project is an ArtWeld Gabion Wall.  The Wall is 12 feet tall and 108 cubic yards.  The wall was built by Harrison Western Construction Corporation, designed by SHN Consulting Engineers & Geologists, and is owned by The City of Boulder.

The CA ERFO Santa Ysabel 46(1) Angel Mountain Road is a Welded Wire Wall that was constructed in 2019.  The wall is 1,232 sf, and 16 feet tall.  It was built by Brayco Engineering, designed by CESaretti Engineered Solutions / NV5, and is owned by the U.S. Departement Of Transportation Federal Highway Administration.

Morococha, Peru Copper Project is a Welded Wire Wall Constructed in 2010.  The wall was designed by Tom Jepsen, P.E., and our technical representative was Tom Meehan, Earthtech West Ltd.

WALL GEOMETRY:

•    Welded Wire Walls, Crusher, Railroad, and Grinding Walls (Crusher Wrap Walls – 4 Angle Points)
•    32-year design life
•    Crusher Wall Uniform load surcharge of 905 psf for a CAT 797 Mine Haul Truck, confined to concrete aprons
•    Grinding Wall Uniform load surcharge of 11.8 kPa (250 psf)
•    Railroad Wall Uniform load surcharge for Cooper E-80
•    Maximum ground acceleration coefficient, A = 0.280
•    Maximum Wall Height of 114’
•    Maximum Mat Length of 90’ (achieved via splice)
•    8,200.75 SM of Welded Wire Wall Materials and 84 CY of ArtWeld Gabions
 

The Kemmerer Mining Project was located in Kemmerer, Wyoming constructed in May 2011. The wall contractor was by Wollam Construction Company, the wall builder was Circle C Construction and the wall designer was Geotechnical Design Systems, Inc.

Wall Details:

• Welded Wire Wall and ArtWeld Gabions (Safety Berm)
• Maximum Wall) Height of 54’
• Maximum Mat Length of 38.5’
• 30-year design life – Commercial Galvanized
• 15,504 SF of Welded Wire Wall and 56 CY of ArtWeld Gabions

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:

• Welded Wire Wall (one 90-degree angle point)
• Maximum Wall Height of 30’
• Maximum Mat Length of 28’
• Dead Load = Increasing Dead Load from 0 @ 1m from face of wall to 275 kN/m2 @ 13m from face of wall.
• Traffic Loading = An isolated live load surcharge for Mining Haul Trucks (360 kN/m2 – Live Load) has been applied in a worst case condition @ 1m from the face of wall.
• Seismic acceleration:

Maximum ground acceleration coefficient, A = 0.100

Design acceleration coefficient in Internal Stability: Kh = Am = 0.135

Design acceleration coefficient in External Stability: Kh = 0.135 (Am = 0.135)

• 25-year design life – hot-dip galvanized
• 8,544 SF (793.76 SM)

Voca Facility Crusher Retaining Wall, HRW: 110616AW was constructed in August 2011.The wall was designed by Jerold Bishop, P.E., Geotechnical Design Systems Inc.

Wall Details:

Welded Wire Wall for Crusher & ArtWeld Gabion Wall (on top of WWW Crusher Wall)

• Welded Wire Wall (one angle point)
• Maximum Wall Height of 28’
• Maximum Mat Length of 21’
• Loads: Designed for CAT 770 Off-Highway Mine Trucks and CAT 980 Loaders operating on top of an assumed 2-foot thick reinforced concrete slab/bumper block.
• Seismic acceleration of 0.1g
• 30-year design life – hot-dipped steel
• 3,024 SF

The Mallard Pointe Project is a Spiralnail-Wiretruss Wall located in Issaquah, WA that was constructed in 2019.  The wall consists of 4200 sf of Truss Panels, and 586 Spiralnails. The max height of the truss panels is  18', with an overall max wall height of 30'. The wall is privately owned, was built by Steve Burnstead Construction / Omega Construction, Inc., and was designed by Aziz Engineering Company.

The Sterling Highway project is a Welded Wire Wall that was constructed in 2018.  The wall is located in Sterling, AK, it is 10,300 square feet and 20 feet tall.  The Wall was built by Contech Engineered Solutions / Granite Construction, designed by Pacific Affiliates, and is owned by Alaska Department of Transportation. 

The Georgetown Crossroads Development is a Spread Footing Abutment Welded Wire Wall that was constructed in 2017.  The wall is located in Seattle, WA, it is 22,000 square feet, and 23 feet tall. The wall was construced by Quigg Bros., Inc. designed by Cesaretti Engineered Solutions, and is owned by Georgetown Crossroads, LLC.

Cowlitz Valley ERFO Repairs Phase 3 is a Steepened Slope wall that is 25 feet tall and 1,500 sf. .  The wall is located near Randle in Lewis County WA, and was constructed in 2019 by AM Excavating, LLC. The wall is owned by the USDA Forest Service Region 6.