Manager /Supervisor -Project Development Construction Engineering.

** ******** ******, ******** ****, Western Cape. South Africa. Email : ********@*****.*** cell: +277********( S.A .)

CV – RONALD RASS

EXPERTISE AND QUALLIFICATIONS:

**** – 1971 Roosevelt High school – Form 3

Diploma – South Africa Chamber of mines

Blasting Licenses – South Africa and Botswana.

Onsetters and banksman certificate – South Africa

Gas and gas testing certificate – South Africa.

I HAVE WORKED WITH MANY NATIONALITIES ALL OVER THE GLOBE I.E. RUSSIAN, M ALASIAN,

GERMANS, BOTSWANA, AND BASUTHO, JAPANESE AND CHINESE. A very good team spirit was achieved as

well as communication skills between the different cultures.

(SPOUSE IS ASIAN)

TUNNELS AND SHAFTS – Expertise – (Foreman /Shiftboss)

• D r ill and blast, Support of bad ground Areas, Concrete lining /formwork, concrete

r epairs, crack injection, grouting using high pressure pumps doing cavity and

backfill grouting. Construction: Rails/Tracks, pipes: air water, grouting columns.

E xcavation/cutting with TB M.

• Embankment /Slope stabilisation using, wi re meshing/Lacing and anchor support as

w ell as guniting.

• Construction and installation of gabions at culverts and at slope retaining walls.

• Water sealing using ppc cement and chemical I nsta grout pumped from batching plant

to 50mm high pressure lines down to shaft bottom: used 6 boom jumbo for cover

d rilling and then pumping chemical grout under pressure up to 50 bars.

Shotcreting,Guniting and wetcreting in bad ground conditions with long anchor support and tendons to

stabilize the ground.

CIVIL CONSTRUCTION (TUNNELS AND UNDERGROUND MINING) -Expertise – ( Foreman/Shift

boss/Act Manager)

• Concrete lining using 15 meter Needle beam /formwork – continuous pours.

• Concrete repairs at honeycomb areas, crack injection for hairline cracks.

• Underground installations of tip areas, box fronts,winder chambers, pump chambers, conveyor belt systems,

Pipes, tracks, services, ventilation installations and maintenance.

PROFESSIONAL EXPERIENCE

Date : 20 July 2010 to February 2013 - ( Now Self-employed-Retail furniture)

Company Name: Shaft Sinkers

Title : Shift boss/Foreman

Project Name/Description: Eurochem Project – Russia and Impala mines 17 shaft.

Russia – (Foreman)-Supervising the Sinking of a vertical 3.5 diameter shaft through soft ground /clay

conditions ( Potash Minerals) – Excavating with excavator and lining shaft with tubing rings then pressure

grout through tubing rings. In hard rock conditions drill and blast using Atlas Copco Jumbo 6 boom drill rig

drilling 15 meter cover and chemical high pressure grouting, until ground is stabilized before blasting takes

place. (Excessive water seepage from bottom and sides)

17 Shaft – Impala mines – Tunnel development 3,5 x 5,6 and 2,2 x 3,5 Hard rock conditions 1200meters

underground ( Deep Mining ).Tunnel lengths differ between 800meters to 3km – connecting to 16 shaft. Drill

and blast using hand machines and drill rigs (sandvic dd210r – single boomers) and Lhd’s Aard model 5.5 for

mucking. Supervising all works underground as shift boss/foreman.

Date:10 August 2006 to 31 May2010

Company Name: Grinaker LTA construction and mining company.

Title: Shift boss / Foreman

Project Name / Description: ZAC (coal)- Natal S.A. and KCM ( copper)- Zambia.

Zac- Sinking Foreman Supervising operations of a 3,5 meter vertical shaft ( hard rock ) to 400meters to

intercept coal seam, then drill and blast decline shaft for 1,2 km for conveyor system installation. Wetcreted

shaft lining doing 3 to 6 meter lifts using rocky wetcrete machines and mixer. We used atlas copco single boom

drill rigs for decline drilling, handheld S36 machines for shaft. Labour teams

Kcm- Sinking Foreman supervising a sub vertical 5meter shaft for 600 meters, using raise bored stab hole for

breaking point in blasting operations. We used hand held s36 machines to drill vertical down. Installed wire

mesh and split sets for sidewall support and shaft lining.

Supervising the conventional tunnel development 3x3 ends using rock bolts for support. At bad ground

conditions we used wire mesh and lacing to stabilize the ground. At water intersections Cameron pumps were

used for sealing with Portland cement pumping at high pressure till the water was sealed and the holes were

full.

Date: 08 June 2004 to 31July 2006

Company Name: Cemdelsam JV BCL Copper mines –Botswana.

Title: Shift boss/Foreman

Project Name/ Description: Twin 26 degree Decline Tunnel development (ore and

waste)

Supervising the operations of ;Drill and blast 3 shift cycles using atlas copco drill rig and mounted excavator

for cleaning into muck car pulled with winder.( hard rock).Mobile platform Rig used hydraulic cylinders to

move down decline with jacks pushing out against the sidewall to hold rig in place. Cover drilling and

cementating using Cameron high pressure pumps due to excessive water intersections. We also used

Zaltzkitter side loader to lash muck in no2 decline.

Supervision of : Civil constructions of dams, tips, tubular tracks, box fronts, pump stations.

Date: 06 September 2003 to 16 March 2004

Company Name:Brandrill Torrex – Boschfontein West – Rustenburg

Title: Shift boss/Foreman

Project Name/Description: 11degree decline tunnel development – platinum.

Supervising the Drill and blasting operations, in hard rock conditions using amco Lhd’s and atlas copco twin

boom drill rigs. Drilling 3 meter rounds with rock bolt installations. This was done on a multi – blast high speed

development. All underground services and construction works was supervised by me.

Cameron high pressure cementation pumps were used when intersecting water at faults, fissures or dykes, for

sealing off the water, and these operations were under my direct supervision.

Date: January2001 to May 2003

Company Name: Konoike Veidekke, Murray and Roberts JV

Title: Assistant Site Manager

Project Name/Description: Hydro Power Tunnel Kisumu – Kenya.

Supervising drill and blast operations of 4, 2 diameters 3,5km long Headrace Tunnel as well as the concrete

lining using 15 meter needle beam formwork. The contract sum was $ 20,000,000-00

Planning and supervising grouting operations, using packers and high pressure ConMicon pumps for cavity

and contact grouting the voids above the lined concrete. Repair works: Concrete repairs, mortar repairs, crack

injection – to obtain water tight tunnel.

Managing contractors in landscaping and retaining structures and walls to prevent soil erosion as well as slope

support using mesh and rock bolting and some areas doing guniting.

Site organisation and procurement in absence of site manager (engineer).

Date: January 2000 to December2000

Company Name: Hochtief Construction Company

Title: Shift boss/Foreman

Project Name/ Description: Lesotho Highlands Water Project (Hydro Power)

Supervising TBM operations (General) – Cavity grouting, segment installations, cutting operations, tippler

device and tramming of loco and muck cars.

Date: January1997 toDecember1999

Company Name: BCL PTY LTD –COPPER MINE

Title: Shift boss/Foreman

Project Name/Description: Bomagwato Concessions –Special projects.

I was in charge of all the trackless machines and production, drill and blast for tunnel development 5x3 and

chairlift decline development 4.5x3.flat development was done with drill rigs single boomers and amco loaders

for cleaning.

Supervision of the chairlift construction and equipping was part of my duties.

Control of labour and labour placement in different work categories.

Date: June1990 to December 1996

Company Name: RUC Mining Contractors

Title: Shift boss/General Foreman.

Project Name/Description: Karee Mine 3#– special projects.

Supervising sinking operations on a 3 shift cycle, labour control, drill and blast – using 8 boomer atlas copco

Jumbo drill rig.

Mucking of shaft was done with cactus grab unit. Concrete lining of shaft was done using 9meter lifts –curb

ring, barrel and filler plates.

Station development was done with hand held machines, drilling 2.4 meter rounds, multi blast conditions.

On completion of sinking operations – Equipping of shaft and stations commenced, installing bunton sets, guide

rails for cages, cables to each level, permanent services (air, water and ventilation pipes)

Supervising civil construction and equipping of loading boxes and conveyor belt system.

Date: April 1984 to March1990

Company Name: Rustenburg Platinum Mines

Title: Shift boss

Project Name/ Description: RPM Conventional mining.

Supervising stoping and development contracts and ensuring targets in production and safety were achieved.

Planning of monthly call, labour, materials and equipment to be used.

Methods used in mining was the herringbone system for stoping – using manual labour with muck cars for

loading in the stopes.Hand held machines were used for drill and blast operations.

Date: February 1980 to march 1984

Company Name: Kinross Gold Mines

Title: General Miner

Project Name/Description : Conventional Gold mining.

Daily duties comprised of drilling and blasting main development ends 3x3m and removal of gold reef in

remnant areas, removal of pillars and ledging of new stopes.

Date: January 1997 to January1980

Company Name: Bracken Gold Mines

Project Name/ Description. Student Miner – SA college of Mining

Learner miner going through all categories of mining and stoping methods. Learning for permanent blasting

license.

Date: July 1975 to January 1977

Company Name: Tsumeb Corporation.

Project Name/Description: Copper Smelter Plant

My duties were furnace operator and overhead crane operator, pouring copper moulds for export.

Feeding the furnaces with copper concentrate for smelting.

Date: June 1971 to July 1975

Company Name: South African Defence Force.

Project Name/ Description: Army and Navy

Military service as a soldier and then I joined the permanent force in the navy on the sub marines. I obtained

the rank of leading seaman.

General :

Languages: English – read, write, and speak – fluently

Chinese – Basic – still in progress to learn.

Russian – Basic

Hobbies/ Interests: Ocean life, scuba diving and fishing.

References: Mr George Cato+278******** – Site Manager (Grinaker-LTA)

Mr Andries Theunesin +278******** – Site Manager(RSV)

Mr François von Lansberg +277******** – Site Manager

Summary

I have supervised working teams in all aspects of mining and tunnel works - as production Shift boss/Foreman.

The normal working teams ranged from 6 to 36 in their different job allocations and a total crew of up to 150 members.

Area of responsibility in my section was usually from Surface to whichever levels were under my control….

Risk assessments, Safety meetings, Safety clothing(ppe) was part of my duties in doing, and checking personnel to wear the

appropriate safety equipment and to ensure all works were carried out in a safe manner, and according to mine regulations

and law.

Equipment /Material was also under my responsibility to ensure proper usage and the non-wastage and cost control of all

materials/equipment used on a daily basis.

Team building and team spirit was a major on-going performance, to ensure good relations and work production as far as

quality and safety aspects were concerned.

My Tunnel and Mining experience, working with many, many, different cultures and tribes …Puts me in line to perform the

work, to the best of my knowledge, and deliver to the client, the desired quality end product.

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