earthzyme - paving a new way for haul road construction
DESCRIPTION
This presentation was presented at the 23rd World Mining Congress in the Hauling and Trucking section. For a complete copy of this technical report please feel free to contact me via Linked In.TRANSCRIPT
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Paving A New Way For Haul Roads
• Non-toxic clay-based-soil stabilizer
• 100% Biodegradable
• 1 litre of EarthZyme treats 33 m3
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Economic Benefits
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Action Savings with EarthZyme
Material transported 95 %
Use of machinery 59 %
Material 27 %
Labour 33 %
Total Project Savings 47 %
Short Term Economic Benefits
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Rolling Resistance (%) Production (%) Fuel Cost (%)
Clay Shale; 7.0 - 45 100
Clay Shale + EarthZyme 3.2 - 12 25
Savings (%) 33 75
Long Term Economic Benefits
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Rolling Resistance (%) Production (%) Fuel Cost (%)
Clay Shale; 7.0 - 45 100
Clay Shale + EarthZyme 3.2 - 12 25
Savings (%) 33 75
Long Term Economic Benefits
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Rolling Resistance (%) Production (%) Fuel Cost (%)
Clay Shale; 7.0 - 45 100
Clay Shale + EarthZyme 3.2 - 12 25
Savings (%) 33 75
Long Term Economic Benefits
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Tests Needed:
A) Dry Density/Moisture Content Relation Proctor Test ASTM_D698
B) Liquid Limit, Plastic Limit and Plastic Index Test (Atterberg Limits) ASTM D4318-10
C) Particle Size Analysis ASTM D422
D) Hydrometer Analysis ASTM D1140
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Strength Gains
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Project Type Location CBR No EZ CBR With EZ Increase in CBR (Avg. % Change)Primary Unpaved Road
Puerto Plata Dominican Republic 43 196 353%
Primary Unpaved Road Peru 12 37 208%Secondary Unpaved Road
Huiyang District China 37 135 265%
Haul RoadPallancata Silver Mine, Peru 55 102 85%
Municipal Road Ghana 69 296 328%Highway Cajamarca Peru 14 41 192%
Paved Parking Lot Guangdong Province China 64 286 347%
Municipal Paved Road
Metropolitan District of Quito Ecuador 61 92 51%
Soil Strength Increases - EarthZyme
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Project Type Location EarthZyme* Untreated*Swell (% Reduction)
Municipal Paved RoadCaupicho Quito Ecuador 0.3 0.81 63%
Secondary Unpaved RoadHainan Province China 0.08 0.26 69%
Primary Unpaved RoadHainan Province China 0.06 0.28 79%
Municipal Paved RoadMetropolitan District of Quito Ecuador 0.01 0.32 97%
Highway Cajamarca Peru 0.88 1.8 51%
*(percentage; vertical deflection divided by initial thickness/height of compacted soil)
Durability - EarthZyme
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Durability - EarthZyme
Once applied, EarthZyme reduces the tendency for a road to exhibit common maintenance issues: wash-boarding,
rutting, heaving, potholing and dust.T 15
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A.) B.)
Coal mine haul road; Indonesia A. Sealed surface after slurry coat is finished B. Close-up of haul road surface
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Past Projects
Columbia
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Mongolia
…Several Months Later19
Required Equipment:• Pulverizing Mixer/Reclaimer
• Haul Truck• Water Truck
• Grader• Steel Drum Roller/Vibrator
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CYPHER ENVIRONMENTAL LTD.2nd Floor, 1149 St. Matthews Ave.Winnipeg, Manitoba, Canada R3G 0J8Tel: (204) 489-1214Fax: (204) 489-7372email: [email protected] w w. c y p h e r e n v i r o n m e n t a l . c o m
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