Geoservice Ingeniería

Tailing dam No.4 detailed engineering update.

Source: Geoservice Ingeniería

Technical report preparation for civil infrastructure construction in La Joya station expansion.

Source: Geoservice Ingeniería

Elaboration of Alpamarca plant thickener quality dossier.

Source: Geoservice Ingeniería

Physical stability studies update for No.6 & No.7 tailing dam as well as Pacuni tailing dam.

Source: Geoservice Ingeniería

Preparation of Yauricocha mining unit Closure Plan (CP) modification. CP components include: Pits, concentrator plants, waste rock dump, tailings depostis, chimneys, shafts, maintenance shops, chemical laboratory, camp, among the main ones.

The closure activities include: Progressive closure (until 2020), final closure and post closure activities. CP budget stands at USD 16.225 MM (inc VAT). Final closure and post-closure activities have an implementation period of 02 and 05 years respectively.

According to directorial resolution Nº318-2014-MEM/DGAAM given on January 8th 2016, Peruvian Ministry of Energy and Mines approved Yauricocha Closure Plan modification.

Source: Peruvian Ministry of Energy and Mines, Geoservice Ingeniería

Studies of physical stability of Untuca tailing dam.

Source: Geoservice Ingeniería

Closure plan preparation for environmental remediation liabilities generated by former mining unit San Antonio de Esquilache located in San Antonio district, Puno province, Puno region, Peru.

Source: Geoservice Ingeniería

Preparation of definitive study for environmental remediation liabilities generated by former mining unit San Antonio de Esquilache located in San Antonio district, Puno province, Puno region, Peru.

Source: Geoservice Ingeniería

Preparation of pre-investment study at profile level for environmental remediation liabilities generated by former mining unit San Antonio de Esquilache located in San Antonio district, Puno province, Puno region, Peru.

Source: Geoservice Ingeniería

Preparation of definitive study at detail engineering level for the project improvement of degraded areas caused by mining environmental liabilities generated by the former mining unit Cleopatra located in Hualgayoc district, Hualgayoc province, Cajamarca region, Peru.

Source: Geoservice Ingeniería

Closure plan preparation for the project improvement of degraded areas caused by mining environmental liabilities generated by the former mining unit Cleopatra located in Hualgayoc district, Hualgayoc province, Cajamarca region, Peru.

Source: Geoservice Ingeniería

Preparation of pre-investment study at profile level for environmental remediation liabilities generated by former mining unit Huamuyo located in San Mateo district, Huarochiri province, Lima region, Peru.

Source: Geoservice Ingeniería

Closure plan preparation for environmental remediation liabilities generated by former mining unit Huamuyo located in San Mateo district, Huarochiri province, Lima region, Peru.

Source: Geoservice Ingeniería

Preparation of definitive study at profile level for environmental remediation liabilities generated by former mining unit Huamuyo located in San Mateo district, Huarochiri province, Lima region, Peru.

Source: Geoservice Ingeniería

Review, update and optimization of Huarco Curán pipeline irrigation system technical file.

Source: Geoservice Ingeniería

Construction management for Rumpuy California river channeling.

Source: Geoservice Ingeniería

Preparation of Yauricocha mining unit Closure Plan (CP) modification. CP components include: Mine entrances, fireplaces, rice climbers, piques, quarries and hopper.

The closure activities include: Progressive closure (until 2020), final closure and post closure activities. CP budget stands at USD 18.390 MM (inc VAT). Final closure and post-closure activities have both an implementation period of 05 years.

According to directorial resolution Nº138-2016-MEM/DGAAM given on May 4th 2016, Peruvian Ministry of Energy and Mines approved Tambomayo Closure Plan.

Source: Peruvian Ministry of Energy and Mines

Technical report preparation for Carahuacra mine mining components adequacy.

Source: Geoservice Ingeniería

Technical report preparation for Andaychagua mine mining components adequacy.

Source: Geoservice Ingeniería

Technical report preparation for Ticlio mine mining components adequacy.

Source: Geoservice Ingeniería

Technical report preparation for San Cristobal mine mining components adequacy.

Source: Geoservice Ingeniería

Mining technical report preparation for Curaubamba filtered tailing dam as well as dumps dam bench No.6 formation.

Source: Geoservice Ingeniería

Detailed engineering and technical dossier for Malauchaca tailing dam closure.

Source: Geoservice Ingeniería

Detailed engineering adjustments for Mahr Tunel No.06 dam expansion at 4036 meters above sea level.

Source: Geoservice Ingeniería

Reconstruction access window 3 project technical file preparation. Selective direct award ADS-0001-2015.

Source: Geoservice Ingeniería

Physical stability and foundation studies for works at No.5 & No.6 tailing dam.

Source: Geoservice Ingeniería

Nieve Ucro II tailing dam drainage system engineering features update.

Source: Geoservice Ingeniería

Project budget update for slope stabilization works at the beginning of Lacsacocha dam discharge channel.

Source: Geoservice Ingeniería

Engineering design review of Nieve Ucro II tailing dam second stage.

Source: Geoservice Ingeniería

Untuca tailing dam expansion construction management.

Source: Geoservice Ingeniería

Alpamarca tailing dam construction Control Quality Assurance (CQA).

Source: Geoservice Ingeniería

Preparation of Technical Report for improvements in mine Chipmo, sectors Pucara, Mauras and Jaspe, ventilation system.

Source: Geoservice Ingeniería

Preparation of Catalina Huanca mining unit Closure Plan (CP) 1st modification. CP components include: Mine, processing facilities, waste management facilities, water management facilities, other related infrastructure areas.

The closure activities include: Progressive closure (until 2021), final closure and post closure activities. CP budget stands at USD 12.021 MM (inc VAT). Final closure and post-closure activities have an implementation period of 01 and 05 years respectively.

According to directorial resolution Nº430-2015-MEM/DGAAM given on November 11th 2015, Peruvian Ministry of Energy and Mines approved Catalina Huanca Closure Plan 1st modification.

Source: Peruvian Ministry of Energy and Mines, Geoservice Ingeniería

Optimization of existing technical files and design of Huarco Curan tailing dam complementary works project.

Source: Geoservice Ingeniería

Design of recirculation water system on pumping station of tailing dam Nieve Ucro II.

Source: Geoservice Ingeniería

Preparation of Parcoy mining unit Closure Plan (CP) 4th modification. CP components include: mine, processing facility, facilities for tailing management, water management facilities and other areas.

The closure activities include: Progressive closure (until 2024), final closure and post closure activities. CP budget stands at USD 21.222 MM (inc VAT). Final closure and post-closure activities have an implementation period of 04 and 05 years respectively.

According to directorial resolution Nº439-2015-MEM/DGAAM given on November 13th 2015, Peruvian Ministry of Energy and Mines approved the Parcoy mining unit Closure Plan 4th modification.

Source: Peruvian Ministry of Energy and Mines, Geoservice Ingeniería

Super-elevation engineering studies of Alpamarca tailing dam to 4668 meters above sea level.

Source: Geoservice Ingeniería

update of technical file for 'Backlog for complementary instrumentation unstable areas - II Stage' project.

Source: Geoservice Ingeniería

Redesign of Alpamarca - Yuracyacu tailings transport.

Source: Geoservice Ingeniería

Diamond drilling supervision on Rumpuy as well as Seca areas.

Source: Geoservice Ingeniería

Construction management Inmaculada tailing dam.

Works executed for GyM.

Source: Geoservice Ingeniería

Advice for Río Pallanca dumps dam construction.

Source: Geoservice Ingeniería

Preparation of Parcoy mining unit Closure Plan (CP) 3rd modification. CP components include: plant, water management facilities, tailing dam, dumps dam and other areas.

The closure activities include: Progressive closure (until 2024), final closure and post closure activities. CP budget stands at USD 18.682 MM (inc VAT). Final closure and post-closure activities have an implementation period of 04 and 05 years respectively.

According to directorial resolution Nº146-2015-MEM/DGAAM given on March 24th 2015, Peruvian Ministry of Energy and Mines approved Parcoy mining unit Closure Plan 3rd modification.

Source: Peruvian Ministry of Energy and Mines, Geoservice Ingeniería

Preparation of Tucari mine closure modified plan granted by the Minera Aruntani. Modification includes specifications for achieving targets related to human health, physical stability, geochemical stability, surface land use, use of water bodies and social impacts.

Closure activities include temporary closure, progressive closure, final closure, maintenance activities and post closure.

Source: Geoservice Ingeniería

Technical assistance and support on construction of the Immaculate dam foundations.

Source: Geoservice Ingeniería

Preparation of Technical Report and Modification of Semi-Detailed Environmental Impact Assessment (EIASD).

The aim of Technical Report is to modify the location of complementary and auxiliary components, incorporate 45 new exploration drilling and opening a mine entrance without making enlargements of underground workings already approved .

Given the characteristics of the relocation of ancillary components as well as evaluating the environmental impacts of such changes, it is concluded that such modifications do not generate significant impacts.

Source: Geoservice Ingeniería.

Consultancy services on the preparation of studies on surface, underground water resources and hydraulic infrastructure link to the basin river Locumba water resources usage plan.

Southern Peru is working with the authorities of the Candarave province following the June 2013 signed agreements between the National Water Authority, local authorities and the Candarave Board of Water Users in regards to the hydrogeological study of the Locumba river in order to improve the water utilization in the province.

Source: Southern Cooper Corporation and Geoservice Ingenería

Feasibility study and detailed engineering construction of a new Parco level tailings deposit as well as auxiliary works.

Source: Geoservice Ingeniería

Detailed engineering for tailings deposit expansion at Chacapampa Phase II, deliverables include design of the new tank made of sterile material.

To meet the objectives linked to geotechnical investigations, the methodology includes: Surface geotechnical investigation, execution pits, trenches, field density tests sampling. Deep geotechnical investigation, diamond drilling and testing Lefranc are in addition carried during the geotechnical investigations.

The work includes evaluation and interpretation of field investigations, laboratory testing and the respective geotechnical report.

Source: Geoservice Ingeniería

Preparation of Environmental Impact Study for Tambomayo project, the project area of direct environmental influence is 1,493 ha while the respective area of ​​indirect influence on Ucriamayo watershed is ​​3,518 ha.

The study includes a description of the physical environment, biological environment, project components, identification and evaluation of potential environmental impacts covering stages of construction and operation as well as social impacts. The environmental management plan for both stages mentioned as well as the program waste management and environmental monitoring program are also included. The EIA also contains the respective closure plan.

According to directorial resolution Nº063-2015-MEM/DGAAM given on January 29th 2015, the Tambomayo project EIA study was approved meeting the technical requirements for the Peruvian Ministry of Energy and Mines and the environmental local regulations.

Source: Geoservice Ingeniería

Modification of the Environmental Impact Assessment studies of mining unit Uchucchacua - Comprehensive plan for the implementation of Maximum Permissible Limit (MPL) of metal mining effluent discharge and conformance to the Environmental Quality Standards (EQS) for water .

The comprehensive plan contains baseline information, description of mining metallurgy activities, evaluation of impacts over water quality, actions to implement MPL and adaptation to EQS, system for industrial water treatment and comprehensive environmental management measures .

Source: Geoservice Ingeniería

Preparation of Catalina Huanca mining unit Closure Plan (CP) modification. CP components include: Mine, processing facilities, waste management facilities, water management facilities, other related infrastructure areas and housing for workers.

The closure activities include: Progressive closure (until 2020), final closure and post closure activities. CP budget stands at USD 10.038 MM (inc VAT). Final closure and post-closure activities have an implementation period of 01 and 05 years respectively.

According to directorial resolution Nº318-2014-MEM/DGAAM given on June 29th 2014, Peruvian Ministry of Energy and Mines approved Catalina Huanca Closure Plan modification.

Source: Peruvian Ministry of Energy and Mines, Geoservice Ingeniería

Supervision of the tailings dam and Yuracyacu filter plant construction. The work also involved tailings line transport and other installation works management and supervision.

Yuracyacu plant is Consorcio Minero Horizonte processing plant located in Parcoy with a treatment capacity recently increased to 2,000 TMD.

Source: Consorcio Minero Horizonte

Preparation of Environmental Impact Assessment (EIA) in order to expand Pillones transfer station.

Las Bambas Mining Company will transport copper and molybdenum concentrade on a bimodal way from Las Bambas mining operations to Puerto Matarani. The concentrate will be transported overland from Las Bambas to a transfer station located in Pillones and from there be transfered via railways to Matarani Port.

The EIA being prepared will contain the baseline report in Dry Season, records of Certificate of Absence of Archaeological Remains (CIRA), preliminary environmental assessment, consolidated baseline in dry and wet seasons.

Source: Geoservice Ingeniería

Construction Quality Assurance service for expansion of Mahr Tunel Tailings Deposition No. 6 (Cota 4,036m) .

The tailings dam No. 6 Mahr Tunel has an elevation approved project to 4,032m. Currently, this dam is located at an elevation of 4,016.6m occupying an area of ​​48,817.8 m2. Whereas the concentrator operation requires a place where to keep depositing tailings being generated, Volcan company has prepared engineering studies required for regrowth of the tailing deposit from the boundary elevation of 4,032 m to 4,036 m.

With this regrowth, the final area occupied by the tailings deposit No. 6 will be 112,335 m2, 0.11 ha bigger than the related tailings dam at an elevation of 4,032 m, which represents 0.92% of the total area of the sludge .

Source: Geoservice Ingeniería

Environmental Impact Statement for Project "Mina Romerillo " for a total of 1800 ha of concession.

According to sub-regional managerial resolution Nº023-2014-GRA/ARMA-SG given on February 28th 2014, the Arequipa Regional Environmental Authority (ARMA) approved the Environmental Impact Statement for Romerillo project.

Source: Geoservice Ingeniería

Preparation of the Mining Closure Plan Update for Yanacocha mining unit. The following are the components of the mine closure plan: pits, concentrator plants, waste rock dump, tailings depostis, chimneys, shafts, maintenance shops, chemical laboratory, camp, among the main ones.

The closure activities include: Temporary closure, progressive closure, final closure as well as maintenance and post closure.

According to directorial resolution Nº495-2013-MEM/AAM given on Dec 17th 2013, the Mining Closure Plan Update was approved by Peruvian Ministry of Energy and Mines.

Source: Geoservice Ingenería

Preparation of the modified plan for the closure of the mining unit Alpamarca .

The material components of the closure plan are approved in the modification of Environmental Impact Assessment (EIA) studies including: Mine, processing facilities, facilities for waste management facilities for water management, housing and services for workers.

According to directorial resolution Nº232-2014-MEM/DGAAM given on May 14th 2014, the Mining Closure Plan Update was approved by Peruvian Ministry of Energy and Mines.

Source: Geoservice Ingeniería

Study of basic research engineering for Consorcio Minero Horizonte, feasibility study of mining plan, delivery of the final report and respective technical file, obtaining authorisation for the start of operations.

The service also includes the preparation of the Environmental Impact Statement (EIS).

Source: Geoservice Ingeniería

Construction supervision of west lateral expansion stage II at Puquiococha tailings deposit.

Source: Geoservice Ingeniería

For the storage of industrial waste to be generated by the metallurgical treatment in the processing plant, construction of a new tailings deposit in Untuca was performed.

Services provided includes construction design engineering, physical and geochemical stability studies, definitive studies for tailings dam expansion, modification of tailings deposit freeboard stage Stage I-III as well as construction supervision for tailing dam expansion.

Source: Geoservice Ingeniería

Execution of environmental baseline report, citizen participation plan and executive summary.

Peru Rail is responsible for loading and transportation services of copper concentrates from the mining unit Cerro Verde to the Matarani Port.

In the case of transport of copper concentrate, this is done by trucks from Mina Cerro Verde - Transfer Station La Joya through the new private road, copper concentrates then is transported via rail to the Matarani port.

Source : Geoservice Ingeniería

Environmental Impact Assessment (EIA) studies for Tia Maria Southern Peru Cooper Corporation project.

According to directorial resolution Nº392-2014-MEM/DGAAM given on August 1st, 2014, the EIA study of Tia Maria project was approved meeting the technical requirements for the Peruvian Ministry of Energy and Mines and the environmental local regulations.

Southern Copper Corporation (NYSE and LSE: SCCO) announced on Aug 4th, 2014 that this project will request an investment of approximately $1.4 billion and the Company expects to start works on it by the end of this year.

Source: Geoservice Ingeniería and Southern Peru Cooper Corporation

Development of the Environmental Impact Assessment (EIA) 2nd amendment for the expansion of San Jerónimo plant to a capacity of 1000 tmd as well as for regrowing Ramahuayco tailings deposit.

Source: Geoservice Ingeniería

Preparation of the Modification of Mine Closure Plan (MMCP) Mallay mining unit.

On January 6th 2012, peruvian Ministry of Energy and Mining approved the Modification of the Environmental Impact Assessment for project Mallay hence the need to execute the MMCP. Executed MMCP comprises Mallay and Fortuna areas. Covered areas are temporal and progressive closure, social programs and final closing. Dismantling, demolition, physical, geochemical and hydrological stabilisation as well as revegetation are covered on MMCP.

According to directorial resolution Nº138-2013-MEM/AAM given on May 13rd 2013, the Modification of Mine Closure Plan was approved by Peruvian Ministry of Energy and Mines.

Source: Geoservice Ingeniería

Consulting for evaluation and prevention of geodynamic hazards in the Quebrada Railway Tranche Pomatales.

Source: Geoservice Ingeniería

Definitive studies of the transport system and tailings disposal on San Francisco tailing dam.

Source: Geoservice Ingeniería

The 1st amendment to the mine closure plan (MCP) aims to reschedule the original MCP schedule of Orcopampa mining unit referring only to activities of progressive closure, mainly due to the need of removal and transportation of tailings deposit contained in No.3 dam to the temporary No.2 dam.

The 1st MCP modification states that the tailings contained in the deposit No.3 shall be transported to dam No.2 for temporary storage considering a 4.5 months at a production rate of 8,000 tpd. Additionally, the tailings temporarily stored on No.2 dam will be transferred to the tailings dam No.4 in compliance with mine closure plan at a rate of 1,500 tpd production within a 22 months plan between September 2011 and July 2013.

According to directorial resolution Nº283-2011-MEM-AAM given on September 09th 2011, the 1st modification of the mining closure plan for Orcopampa mining unit was approved meeting the technical requirements for the Peruvian Ministry of Energy and Mines.

Source: Geoservice Ingeniería

Engineering, procurement, construction and management for the construction of tailings transport system and water recirculation at Minera Bateas.

Source: Geoservice Ingeniería

This project is part of the set of solutions proposed in the Integral Study of Reservoir Tablachaca and includes the reconstruction of slope protection at Dam Tablachaca Dam by placing 63,706 tonnes of rockfill, the works shall not be interrupting the operation of the hydroelectric power-generator Mantaro Complex and shall be executed at full reservoir.

Work completed on May 6, 2013 with an aggregate of 63,706 tonnes of rock placed.

Source: ElectroPeru y Geoservice Ingeniería

The Project considers riverine designs defences along 25km of Ilabaya river in Tacna Peruvian state. Riverine defences works shall protect the banks with rip rap and concrete retaining walls. In addition, the project considers the structural design of a bridge crossing the river Ilabaya.

The objective of these studies is to prevent that extraordinary floods occurring in river flood Ilabaya affecting agricultural land adjacent to the river.

Source: Geoservice Ingeniería

Definitive studies of San Francisco Tailing dam.

Source: Geoservice Ingeniería

Detailed Environmental Impact Assessment (DEIA) includes project description considering Huascacocha earth dam, piping systems, pumping station and transmission lines.

Description of environmental and social baseline, identifycation of environmental impacts, vulnerability of the project area and the respective environmental management plan were also analysed.

According to directorial resolution Nº009-2010-VIVIENDA/VMCS-DNS given on Jan 29th 2010, the detailed Environmental Impact Assessment (EIAD) of Derivation Huascacocha - Rimac.project was approved by Peruvian Ministry of housing and construction.

Source: Geoservice Ingeniería

Supervision of construction of dams ensuring static and seismic stability of tailings deposit. Deliverables include monthly monitoring reports, monitoring final report and report of settlement work.

The main construction works include 04 earth dams, 03 respective vessels and 03 reinforced concrete retaining walls. The maximum height of each of the 04 dams varies between 22m and 28m with respective crown levels varying between 3,467 and 3,451 meters above sea level. The respective concrete retaining walls have an overall length of 705m together.

In additionally to the construction of dams, it was necessary to derive the waters of the Huallaga river through a tunnel of about 1km in length.

Source: Geoservice Ingeniería