Concor – Construction - Ivanplats Platreef Shaft · 2019. 7. 25. · Shaft 1 will become the primary performance is verification that this was ventilation shaft, while Shaft 2 will

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Ivanplats to complete earlyworksconstruction at Platreef Shaft 2

NORTJE | CREAMER MEDIA REPORTER

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SHAFT^VIEWS Vj " LAerial view of the Shaft 2 box cutearly works \)vith the concretehitch under construction

Ivanplats, the South African subsidiary project director Gerick Mouton. implement insights gained from Shaft 1of Ivanhoe Mines, is expected to Mining contractor Murray & Roberts and current shaft sinking best practicescomplete earlyworks construction at Cementation is the principal contractor while sinking Shaft 2. Various technical

Shaft 2 of the Platreef palladium/platinum/ for Shaft 2 and has employed the services aspects relating to shaft sinking technologynickel/copper/gold/rhodium project, near of civil engineering company Concor are being considered, including trackedMokopane, in Limpopo, South Africa, in Holdings as a subcontractor. excavators and tracked drill rigs for thethe second quarter, says Ivanplats VP and Mouton notes that Ivanplats will • To page 18

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Date: 19/07/2019Page No: 16

Title: Mining WeeklySQ CM's: 1204 Circulation: 10526

Byline: MC'Kyla NortjeValue: 45800.16

Mokopane communities, and these• From page 16 Shaft 1 is expected to reach its projectedmucking of rock and support drilling final depth of about 982 m, complete with employees are wellintegrated into therespectively. the 950 m mining station, in early 2020. sinking teams. Our safety and productivity"Engineering solutions that have been Shaft 1 will become the primary performance is verification that this was

ventilation shaft, while Shaft 2 will beimplemented to reduce or eliminate risk highly successful," adds Mouton.exposure at Shaft 1 will also be introduced the primary hoisting shaft to the Platreefwhile sinking Shaft 2." Headgearmining zones.

Shaft 2 will have an internal diameterMeanwhile, Mouton points out that Ivanplats has completed the excavationIvanplats has completed the 450 m of 10 m and will be equipped with two of the box cut for the headgear as per the

planned design down to a depth of 29 m,pumpstation and 750 m mining access 40 t rockhoisting skips, which will havestation on Shaft L "The 850mlevel the largest hoisting capacity at any mine in while construction of the ring beam and

Africa.mining station is being developed and the tower hitch foundation is under waycompletion is also expected by mid2019 He says introducing unskilled and scheduled for completion by midyear. more than a month ahead of schedule. The concrete hitch, which is 33 m long,individuals from the local community inMoolmans is the principal contractor for Mokopane to shaft sinking operations and 29 m wide and 5 m in height, is currentlyShaft 1 sinking and station development. ensuring that the company transfers all the being constructed. The foundation will

required skills to the new employees were support the 103 m tall concrete headgearthat will house the shaft's permanentsome of the challenges.

You may be a fine upstanding person, but that "We now have more than 50% of our hoisting facilities and support the shaftmeans nothing on a slippery pavement.shaft sinking team from the surrounding • To page 20


Date: 19/07/2019Page No: 16



PLATREEF VIEW FROM ANOTHER ANGLE

Aerial view of the Platreef project currently under development Aerial view of Shaft 1 headgear and Shaft 2 box cut early works

DRILLINGS INSPECTIONventilation airflowWorkers drilling the next round to blast the bottom cut of the station Workers inspecting the 850 m station

Meanwhile, the main winder• From page 18 replaced by a large wheel operation and how best we needcollar. Mouton notes that the or sheave. Both cages are will service a man cage with to manage the risk exposure our

employees face on a daily basis,total foundation incorporates connected to the same rope, a capacity of more than 20010 600 t of concrete and which passes around some people in one lift, designed to especially with regard to shaft550 t of steel reinforcing. 200 ° of the sheave in a groove allow for the transportation of sinking;'

of friction material. It is oftenA key advantage of using large trackless equipment (50 t Following on this, thehaul trucks and 17 t loadhaula concrete headgear, as used for hoisting heavy loads company has moved away from

from deep shafts and has theopposed to a regular steel dump machines) from surface certain traditionally acceptedheadgear, is that the concrete advantage that the large inertia to underground workings with shaft sinking practices to createheadgear allows for the of the ordinary winding drum minimal dismantling. a safer working environment

is avoided.installation of Koepe winder and more resilient safety cultureThe reinforced concrete Safety Focustechnology, reducing the at the project. "Employees at

surface footprint area of headgear will house two Koepe Mouton explains that the Ivanplats are fully involved inwinders. The rock winder willwinding gear. health and safety of Ivanplat's these processes and, as a result,use a set of 40 t counterbalanceA Koepe winder is a system employees, contractors, visitors take ownership of the safe

and other stakeholders involved operating procedures," Moutonwhere the winding drum is skips and will have a hoistingcapacity of sixmillion tonnes in the Platreef project remain emphasises.a year. The winders are best one of its core priorities. He adds that the company'ssuited to highproduction "We have spent endless leadership is committed toThere's always an easy solution

to every human problem neat, volumes and enhanced zero harm and has ensuredproject hours in understandingplausible and wrong.

efficiency. the risks relating to our continuous improvement in safe


Date: 19/07/2019Page No: 16



FRESH AIRThe 850 m station and current bottom of Shaft 1 with ventilation column and kibble

MORE CONSTRUCTIONShaft 2 hitch construction under way

work methods since shaft sinking started at protective equipment, as the latter are lessIvanplats. effective and sustainable, Mouton explains."We have challenged the conventional Examples of risk reduction measures

shaft sinking safety standards and have implemented at Shaft 1 which have madeimplemented safer and more productive a very positive impact on the overall safetymethods of shaft sinking." culture and performance include fullyImprovements that were introduced mechanised shaft lashing methods, with no

include bare enhanced ventilation and employees at shaft bottom during cleaningenvironmental management, shift clearance when a cactus grab is used, and mechanicalsystems, new communication systems, installation of safety nets between the

sinking stage and shaft sidewalls.removing people from shaft bottom duringthe lashing cycle, cleaning and mucking of Vehicles operating at the construction

site are fitted with vehicle and peoplethe shaft bottom, as well as equipping theshaft services and safety nets around the detection systems, while electronic gasstage platform. monitoring and shift clearance systems areIn addition, the company uses the employed.

"hierarchy of control model'' when Mouton concludes that entry examinationconducting risk management reviews, and safe declaration processes arewith the primary focus on elimination, implemented as shaft sinking best

practices. Salsubstitution and engineering solutions,rather than administrative and personnel MINING WEEKLY COUPON ON PAGE 36 E516264


Date: 19/07/2019Page No: 16



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Concor – Construction - Ivanplats Platreef Shaft · 2019. 7. 25. · Shaft 1 will become the primary performance is verification that this was ventilation shaft, while Shaft 2 will