NOTABLE PROJECTS
Permanent Soil Nail Projects
Project: RTD West Corridor - Soil Nail Wall D-47
Location: Denver, CO
Prime: Denver Transit Construction Group
Description: Permanent soil nail
retaining wall for West Corridor Light Rail. 78 soil nails and 1,080 sf of wall with precast panel facing.
Completed: 2011
Project: Cdot Edwards Roundabout
Location: Edwards, CO
Prime: American Civil Constructors
Description: Permanent soil nail wall beneath I-70 with cast
in place facing
Completed: 2010
Project: Cdot 104th & I-25
Location: Thornton, CO
Prime: Hamon
Construction
Description: Permanent soil nail wall beneath 104th
Ave with cast in place facing
Completed: 2010
Project: RTD West Corridor - Jeffco
VE North Wall A-1/A-23
Location: Golden, CO
Prime: Denver Transit Construction Group
Description: Design and construct soil nail retaining wall
for West Corridor Jefferson CountyLight Rail Station.
845 soil nails and 21,700 sf of wall (14,700 sf carved shotcrete finish and 7000 sf
plain shotcrete finish).
Completed: 2010
Project: RTD West Corridor - Jeffco
VE North Wall A-22
Location: Golden, CO
Prime: Denver Transit Construction Group
Description: Design and construct soil nail retaining wall
for West Corridor Jefferson County Light Rail Station. 185 soil nails and 4,300
sf of wall (4,300 sf carved
shotcrete finish).
Completed: 2010
Project: RTD West Corridor - Soil Nail Wall A-9
Location: Golden, CO
Prime: Denver Transit Construction Group
Description: Design and construct soil nail retaining wall
for West Corridor Light Rail. 208 soil nails and 5,900 sf
of wall (5,900 sf steel trowel shotcrete finish).
Completed: 2010
Project: Shoshone Power Plant
Substation
Location: Glenwood Springs, CO
Prime: Xcel Power
Description: Design and construct soil nail retaining walls
for new substation.
48 permanent soil nails
and 3000 sf of wall.
Completed: 2009
Project: E-470 & Alameda
Location: Morrison, CO
Prime: Sema
Construction
Description: Design and construct soil nail retaining walls
to protect Transmission Towers. 350 soil nails and 7500 sf of wall.
Completed: 2008
Project: Myrtle Place
Location: Denver, CO
Owner: Xcel Energy
Prime: WLH Construction Company
Description: 10,000 SF soil nail wall beneath I-25 with cast
in place facing and 614 soil nails.
Completed: 2008
Project: Riverside Parkway
Location: Grand Junction, CO
Prime: Sema
Construction
Description: Vertical soil nail permanent wall 30 feet high
with cast in place facing.
Completed: 2007
Project: Cdot Superior Interchange
Location: Superior, CO
Prime: Sema
Construction
Description: permanent soil nail wall with cast in place
facing
Completed: 2006
Project: Golden Walgreens Store
Location: Golden, Co
Prime: Capital Real Estate
Description: Permanent Soil nail wall for retaining wall with
half MSE block facing and carved shotcrete. 300
soil nails and 7350 sf wall.
Completed: 2006
Project: Guanella
Pass
Location: Georgetown, Co
Prime: American Civil Constructors, 4901 South Windemere St., Littleton, Co 80120
Description: Permanent Soil nail wall for retaining wall
along Highway 267 Soil nails,
8000 Square feet.
Completed: Nails - 10/2004; Facing 8/2005
Project; Cdot I-25, 23rd to
17th
Location: Denver, Co
Prime: Jalisco International Inc. 6663
Colorado Blvd., Commerce City, Co
80022
Description: Permanent Soil nail wall for retaining wall
along Highway 10 Soil nails
240 Square feet. With temporary shoring
between caisson wall.
Completed: 2004
Project: C-470 Extension, Cdot
Location: Golden, Co
Prime: Asphalt Specialties, 7321 East 88th Ave,
Henderson, Co 80640
Description: Permanent Soil Nail Wall 540 sf
and 36 soil nails with temporary shoring 3100 sf with
150 soil nails for new I-70 alignment at C-470
Completed: 2004
Project: Goldco Retaining
Wall
Location: Golden, Co
Prime: W M Brown
Description: 6,000 sf of permanent
repair with 240 soil nails and shotcrete of a failed retaining wall.
Completed: Oct 2001
Project: Cdot Phase
II/III SH 270 Extension IM 2706-030
Location: Highway 270 & York St
Prime: Hamon Contractors Inc., 5650 Franklin St., Denver, Co
80216
Description: Permanent Soil Nail walls, 2820 SF, 160 nails
Completed: July 2001
Project: Cdot I-25
Climbing Lanes Phase II, IM 0252-324
Location: Happy Canyon to Castle
Rock
Prime: Ames Construction Company, 18450 East 28th Ave,
Aurora, Co 80011
Description: Permanent Soil Nail walls, 8020 SF, 320 nails
Completed: June 2001
Project: Beaver Creek Snow Melt
System
Location: Avon, Co
Prime: Randall Blake Inc,
4901 S Windemere, Littleton, Co 80120
Description: Design build 2700 sf
soil nail temporary shoring and 450 Sf permanent soil
nail wall
Completed: 1999
Project: 1155 Marine
Ave
Location: Boulder,
Co
Prime: Hast and Company, 525 Canyon Blvd., Boulder, Co
80302
Description: Permanent soil nails to repair retaining
wall 2200 sf
Completed: 1999
Project: Benchmark permanent retaining wall
Location: Avon, Co.
Prime: Coggins &
Sons 9512 Titan Park Circle, Littleton, Co. 80125
Description: 8000 sf
permanent retaining wall of shotcrete with cement grouted anchors finished to a
flat surface.
Completed: 1996
Micropile Projects
Project: CU Hospital Gamma Knife
Location: Denver, CO
Description: 7 Micropiles with 95 kip capacity. Depths of 70 feet.
Prime Contractor: GH Phipps
Completed: 2011
Project: Denver Zoo – Rotational Elephant Restraint
Device Piers
Location: Denver, CO
Description: 3 Micropiles with 56 kip capacity. Depths of 45 feet.
Prime Contractor: Kiewit
Completed: 2011
Project: Lockheed Martin Space Systems T5
Foundation Repair
Location: Littleton, CO
Description: 35 Micropiles with 50-200 kip capacity. Depths up to 50 feet.
Prime Contractor: JE Dunn
Completed: 2010
Project: 6th Ave Bridge Rehabilitation
Location: Denver, CO
Description: 48 Micropiles up to 150 kip Capacity, installed
beneath 6th Ave 17 foot head clearance. Depths
up to 90 feet.
Prime Contractor: Edward Kreamer
& Sons
Completed: 2008
Project: I-25 Trinidad
Location: Trinidad, CO
Description: Micropiles for temporary shoring, 12 micro piles
48 feet deep 110 kip capacity.
Prime Contractor: Lawrence Construction
Completed: 2008
Project: Arch Coal Mine
Location: Paonia, CO
Description: Mine road stabilization micropiles
Completed: 2008
Project: Creede Highway Repair
Location: Creede, CO
Description: 24 Micro Piles to shore roadway
Prime contractor: WLH Construction Company
Completed: 2006
Project: University of Colorado, Leeds School of Business
Location: Boulder, CO
Description: 18 Micro piles for hold down of water reservoir
inside of building
Prime Contractor: Pinkard Construction
Completed: 2005
Project: CDOT Creede Highway
Repair
Location: Creede, CO
Description: 68 Micro Piles to shore roadway
Prime contractor: WLH Construction Company
Completed: 2004
Grouting Projects
Project: Baseline Reservoir Modifications
Location: Boulder, CO
Description: Pressure grout annulus and packers between Clay
and HDPE Pipes
Prime Contractor: BT Construction
Completed: 2011
Project: Milton Seaman Reservoir Outlet Works
Maintenance
Location: Fort Collins, CO
Description: Pressure grout soils for water control
Prime Contractor: Aslan
Construction
Completed: 2011
Project: Pueblo Dam Slide Gate Modifications
Location: Pueblo, CO
Description: Pressure grout dam conduit
Prime Contractor: RPM, Inc.
Completed: 2011
Project: Cheesman Dam
Upstream Control Project
Location: Denver, CO
Description: Backfill grouting for spool encasement
Prime Contractor: Global Diving & Salvage, Inc.
Completed: 2010
Project: Black Lake Culvert Grouting
Location: Silverthorn, CO
Description: Grout annulus between
existing culvert and HDPE Pipe
Prime Contractor: American Civil Constructors
Completed: 2009
Project: Shoshone Grouting
Location: Glenwood Springs, CO
Description: Grout annulus between
existing 108 inch penstock and new 100 inch steel liner
Prime Contractor: Garney
Construction
Completed: 2008
Project: Pueblo Grouting
Location: Pueblo, CO
Description:
Prime Contractor: Pate Construction Company
Completed: 2005
Tunnel Rehabilitation Projects
Project: Summitville Mine Superfund Site - Reynolds
Adit Improvements
Location: Summitville, CO
Description: Tunnel closure improvements
to the Reynolds Adit including: tunnel stabilization,
drilling and grouting, installing a bulkhead to contain acid water, chemical
grouting and cellular concrete backfilling.
Prime Contractor: wlh Construction Company
Completed: 2011
Project: Koehler II Drilling and Grouting Project
Location: Silverton, CO
Description: Drill and grout fractures and shears in the
Koehler Tunnel to prevent acid water infiltration.
Prime Contractor: wlh Construction Company
Completed: 2011
Project: Gold Camp Road Tunnel No. 9 Restoration
Location: Victor, CO
Description: Restore GCR Tunnel No.
9. Work includes removing and preserving timber sets, removing tunnel muck,
resin grouting rock bolts, placing colored shotcrete and reinstalling timber
sets.
Prime Contractor: wlh Construction Company
Completed: 2010
Project: Twin Lakes Tunnel Repairs
Location: Carbondale, CO
Description: Perform repairs on the Twin Lakes Tunnel,
including concrete repair and grouting.
Prime Contractor: wlh Construction Company/Lyman Henn
Completed: 2010
Project: Repair Nast Tunnel Invert Lining, Fryingpan-Arkansas Project
Location: Carbondale, CO
Description: Structural concrete repairs to the Nast Tunnel
Invert Lining
Prime Contractor: wlh Construction Company
Completed: 2009