Actividades y Costos de Cierre - Sernageomin
Actividades y Costos de Cierre - Sernageomin
Actividades y Costos de Cierre - Sernageomin
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Metodología <strong>de</strong> <strong>Costos</strong><br />
(cont..)<br />
• Método “EPA”<br />
Environmental Protection Agency<br />
United States of America<br />
Gol<strong>de</strong>n Sunlight Mine Cost Estimate<br />
Financial Assurance Criteria Breakdow n<br />
Category<br />
Mine Area<br />
Categoria<br />
Zona M ina<br />
Hectares<br />
Hectárea<br />
Total Cost Cost/Hectare<br />
Sumar Coste Coste/Hectárea<br />
Open Pit Rajo Abierto 116 $7.852.192 $67.841 partial pit backfill to prevent pit lake<br />
Un<strong>de</strong>rground Subterráneo<br />
Waste Dumps Bota<strong>de</strong>ros 409 $6.508.196 $15.907 2:1 slopes w ith 0.5 meter covers<br />
Reclamation Leach Dumps Ripios<br />
Recuperación Heap Leach Piles Pila <strong>de</strong> Lixiviación<br />
Source<br />
Controls<br />
Control<br />
fuentes<br />
Water<br />
Management<br />
/Treatment<br />
Gestión/<br />
Tratamiento<br />
<strong>de</strong>l Agua<br />
Tailings Relaves 191 $3.156.594 $16.490 0.3 meter covers<br />
Roads and Misc Caminos, Estanques, Misceláneo 155 $1.470.586 $9.463<br />
Facilities Equipos Edificios 36 $768.135 $21.089<br />
Open Pit Rajo Abierto<br />
Un<strong>de</strong>rground Subterráneo<br />
Waste Dumps Bota<strong>de</strong>ros $2.169.399 Additional 0.5 meter cover non-acid generating material<br />
Leach Dumps Ripios<br />
Heap Leach Piles Pila <strong>de</strong> Lixiviación<br />
Tailings Relaves 110 $2.412.344 $21.996 Additional 0.3 meter cover non-acid generating material<br />
Roads and Misc Caminos, Estanques, Misceláneo<br />
Facilities Equipos Edificios<br />
Interim (Emergency) en el Interin (Emergencia) $14.777.352 Three year interim operations<br />
Rinsing and Drain Dow n Enjuagar con Desaguar<br />
Closure (Short-term) <strong>Cierre</strong>(Corto plazo) $22.373.038 Treatment of 1400 liter per minute cyani<strong>de</strong> and nitrates<br />
Post-Closure (Long-term) Postcierre (Lago plazo) $878.549.586 Treatment of 1400 liter per minute acid mine drainage<br />
Total Sumar $915.699.976<br />
Hazardous Materials Materials Peligroso<br />
Mitigation Mitigación $110.000 Raptor habitat in open pit<br />
Monitoring Monitoreo $461.250 Groundw ater monitoring<br />
Long-Term O&M Lago Plazo Operación con Mantenimiento $2.031.158 Maintenance of stormw ater controls, roads, vegetation<br />
Exploration Exploración<br />
Total Direct Costs Sumar Costes Directos 908 $938.058.087 $1.032.937<br />
Indirect Costs Costes Indirectos 908 $14.708.694 $16.196<br />
Indirect % Indirectos % 2%<br />
Total Sumar 908 $952.766.781 $1.049.133<br />
Net Discount Rate Cuenta Tasa <strong>de</strong> Descuento 3% Based on Montana Department of Environmental Quality policy<br />
Financial Assurance Amount Económico Seguro Sumar 908 $64.089.000 $70.571 Surety Bond w ith full amount immediately re<strong>de</strong>emable<br />
Notes<br />
Nota<br />
22
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