Knight Piésold Engineering, Infrastructure and Management Services for Mining Operations

knight piesold

Knight Piésold is synonymous with quality engineering, environmental science and construction support for mine infrastructure. The company has used its expertise on hundreds of surface and underground mining projects worldwide and in all stages of permitting, project development, construction, operation and closure.

Knight Piésold has become a leader in the field due to its ability to research, design and implement pioneering solutions to challenges such as mining waste management and heap leach systems, as well as its specialist geo-mechanical evaluations for open pit stability and underground mine developments. Knight Piésold offers a broad spectrum of services, including:

  • Mine development
  • Heap leach pad design
  • Geotechnical services
  • Water management
  • Construction engineering and infrastructure
  • Tailings storage and waste management
  • Environmental management
  • Operation and monitoring
  • Mine closure and reclamation

Mine infrastructure development

Knight Piésold has extensive experience in topographical and geotechnical survey for mining and civil engineering projects throughout the world, with specialised skills having been developed in site investigation in both soils and rock. Comprehensive laboratory and interpretive services are offered in-house and through its associate company, Civilab, in South Africa.

Together with its international branches and extensive track record in the planning, design and implementation of engineering and mining projects, Knight Piésold offers fully integrated technical and financial services to the mining industry, including risk analyses, feasibility studies and bankable documents, environmental management and due diligence audits.

The company also offers full project management services for a variety of mining projects from complete mine infrastructure design and planning to assistance with specialist disciplines. These services include permitting procedures, quarry planning, transportation studies, procurement services and site supervision.

Heap leach pad design

Knight Piésold has extensive experience in the design of leach pads for all locations and sizes. Substantial expertise has been accumulated in satisfying stringent groundwater protection requirements with extensive use of synthetic membranes and natural and modified soils as lining materials. The company has partnered with process design specialists to provide a full design service.

Knight Piésold recognises that successful construction represents the proper implementation of the design and is as important as the design itself. The company has developed well-established quality control procedures and has extensive experience in quality assurance and quality control to ensure that construction practices are appropriate.

Tailings storage and waste management

Knight Piésold’s experience in tailings facility engineering and the disposal of particulate mine waste dates back to the 1930s, with knowledge of all types of tailings management systems. The company pioneered the development of alternative tailings management technologies such as drained sub-aerial systems, cyclone wall raising, thickened / ultra-thickened / paste tailings disposal, and dewatered ‘dry stack’ tailings systems.

Knight Piésold established strong working relationships with specialist groups in order to provide complete and comprehensive design and operational expertise for tailings management through the full lifecycle. The company also specialises in design review and third party audits.

Water management system for mining projects

Knight Piésold has designed water management systems for mining projects throughout the world. It offers a full range of water management services to the mining industry based on international experience in hydrology, hydraulics, hydrogeology and hydrochemistry.

These services include surface water resources planning, hydrogeological investigations, river diversion, mine dewatering, water balance studies, water quality assessment and treatment.

Construction engineering and infrastructure

The company offers a wide range of construction design and supervision services to the mining industry, including:

  • Tailings facilities
  • Heap leach pads
  • Slurry and water pipelines
  • Water storage
  • Access and haul roads
  • Materials handling and storage facilities
  • Process plant facilities

Environmental management and assessments

Knight Piésold’s environmental team has significant experience in methods to alleviate degradation associated with the mining industry. It offers a full complement of environmental and social expertise, integrated with Knight Piésold’s mining project development services to ensure expedient acquisition of all required permits.

Services include assessment of water, acid rock drainage / metal leaching (ARD/ML) potential, air, biological and social environments. Additionally, the company’s environmental and social studies will ensure compliance with lending institution standards.

Operation monitoring of mines

Commissioning and operation services are provided through operation monitoring, operating manuals / codes of practice, emergency response plans, training, statutory inspections, audits, engineering evaluations and asset valuations.

Mine closure and reclamation

Knight Piésold’s integrated expertise in site and waste characterisation, engineering design, risk assessment, cost estimating and construction management combines to develop appropriate closure plans for new and existing mining operations that are compatible with the surrounding environment.

The scope of services provided covers remediation of infrastructure, waste dumps, rehabilitation, acid drainage mitigation and contaminated land remediation.

Geotechnical services

Knight Piésold has considerable experience in all aspects of rock mechanics, including rock classification and support systems. In the field of slope stability, the company is widely experienced in the design of embankments and open pit mining operations, including stability under dynamic earthquake loadings.

Make an enquiry

Follow this company

Follow the company to be always up to date with this company

Press Release

Knight Piésold Ranked Among BC’s Top Employers for 2015

Knight Piésold's Vancouver office has been named as one of British Columbia's Top Employers for the fifth consecutive year.

Knight Piésold (Pty) Ltd

4 De La Rey Road


Sandton 2128

South Africa

+27 11 806 7111 +27 11 806 7100

Knight Piésold Images

Products and Services


White Papers

Related Projects

Terronera Silver-Gold Project, Jalisco

The Terronera project is a high-grade silver-gold project being developed in San Sebastian mining district in the Jalisco state of Mexico.

28 September 2018

Casino Project, Yukon Territory

The Casino project is a porphyry copper-gold-molybdenum deposit being developed in Yukon Territory, Canada.

24 September 2018

Sanbrado Gold Project

The Sanbrado gold project is a high-grade underground and open-pit operation located approximately 90km east-southeast of Ouagadougou, the capital city of Burkina Faso.

13 August 2018

Altura’s Pilgangoora Lithium Project

The Pilgangoora lithium project is an open-pit project being developed 123km from Port Hedland, Western Australia.

9 August 2018

Ancuabe Graphite Project, Cabo Delgado Province

The Ancuabe graphite project is located approximately 60km west of Pemba in Cabo Delgado Province of northern Mozambique.

4 July 2018

Fungoni Heavy Mineral Sands Project

The Fungoni project is an open-pit heavy mineral sands (HMS) project located approximately 25km to the south of Dar es Salaam port, Tanzania.

11 May 2018

Wahgnion Gold Project

The Wahgnion gold project (formerly Banfora) is a fully permitted, high-grade open-pit gold project located in the southwestern part of Burkina Faso, West Africa.

10 April 2018

Balama Graphite Project

The Balama Graphite Project, located on a 106km² mining concession within the Cabo Delgado province in the district of Namuno, northern Mozambique, is touted as being the world's largest high-grade graphite deposit.

1 November 2017

Matilda Gold Project

The Matilda gold project involves combined development of the Regent, the Matilda and Williamson gold mines, as well as deposits at the brownfield Wiluna mine.

26 October 2016

Karma Gold Mine

The Karma Gold Mine is an open-pit mine located 20km east of Ouahigouya and approximately 185km north-west of Ouagadougou, the capital of Burkina Faso.

18 August 2016

Productora Copper Project

The Productora Copper Project is located approximately 17km south of the regional township of Vallenar, within the coastal range of region III, and approximately 600km north of Santiago, Chile, the world's biggest copper producer.

19 June 2016

Zafranal Copper-Gold Project

The Zafranal Copper-Gold Project, covering an area of approximately 32,000ha, is located approximately 80km from Tidewater, 90km from the city of Arequipa, and 150km from the Port of Matarani, in Peru.

31 May 2016

Salamanca Uranium Project

Berkeley Energia’s wholly-owned Salamanca Uranium Project is located near Madrid and approximately 70km from the city of Salamanca, Spain.

21 March 2016

Coffee Gold Project, Yukon Territory

Kaminak Gold’s wholly-owned Coffee Gold Project is located approximately 130km south of Dawson City in Yukon Territory, Canada.

10 February 2016

Nachu Graphite Project

The Nachu Graphite Project, covering an area of approximately 199km², is located west of the coastal city of Lindi and approximately 200km from the port city of Mtwaram, in south-east Tanzania.

3 February 2016

Namoya Gold Mine, Maniema

Namoya open-pit gold mine is located in the Maniema Province of Democratic Republic of the Congo. The mine is situated at the southwestern end of the 210km-long Twangiza-Namoya gold belt, and is owned by Banro Corporation (Banro).

21 January 2016

Bokan – Dotson Ridge Rare Earth Element Project, Southeast Alaska

The Bokan - Dotson Ridge Rare Earth Element (REE) Project, covering an area of approximately 3,000ha, is located on the southeast flank of the Bokan Mountain, roughly 60km southwest of Ketchikan, Alaska.

17 January 2016

Buriticá Gold Project

The Buriticá Gold Project is located 2km north of the town of Buriticá and approximately 72km northwest of Medellín, the second largest city in Colombia. The project covers an area of approximately 61,784ha, comprising a total of 66 registered concessions and pending registration concessions.

3 January 2016

Meliadine Gold Project, Nunavut

The Meliadine Gold Project is located in the Kivalliq District of Nunavut, approximately 25km northwest of Rankin Inlet on the west coast of Hudson Bay, Canada.

Colluli Potash Project, Danakil

The Colluli Potash Project is located within the Danakil region of Eritrea, approximately 177km south-east of the capital city Asmara. The owner and developer of the project is the Colluli Mining Share Company (CMSC), a 50:50 joint-venture between Danakali and the Eritrean National Mining Company (ENAMCO).

1 December 2015

Jervois Copper-Silver Project, Northern Territory

The Jervois Copper-Silver Project, solely owned by KGL Resources, is located approximately 380km north-east of Alice Springs, in the Northern Territory, Australia.

25 October 2015

Press Release

1 April 2015

Knight Piésold's Vancouver office has been named as one of British Columbia's Top Employers for the fifth consecutive year.

Read more

Regional Offices

Knight Piésold (Pty) Ltd

4 De La Rey Road


Sandton 2128

South Africa

+27 11 806 7111 +27 11 806 7100
Knight Piésold – Cape Town

202 The Colosseum, Foyer 1

cnr Century Boulevard & Century Way, Century City

Cape Town 7441

South Africa

+27 21 555 0400 +27 21 555 0669
Knight Piésold - Durban

2nd Floor, Engen House

171 Roger Sishi Road (Blair Atholl Drive)

Westville North

Durban 3629

South Africa

+27 31 276 4660 +27 31 262 2950
Knight Piésold - Phalaborwa

Unit No. 8, Tambotie Office Park

Tambotie/Selati Streets


South Africa

+27 (15) 781 0839 +27 (15) 781 3788
Knight Piésold - Polokwane

2, West Block, Rampie Smit Building

41, Hans van Rensburg Street

Polokwane 0700

South Africa

+27 15 291 2048 +27 15 781 0882 +27 86 659 8406
Knight Piésold - Pretoria

The Boardwalk Office Park, Office Block 5

Eros Street

Faerie Glen

Pretoria 0081

South Africa

+27 12 991 0557 +27 12 991 0558
Knight Piésold (Pty) Ltd. (Botswana)

Unit 4F, Eagle Chambers

Gaborone International Finance Park



+267 391 2089 +267 390 9426
Knight Piésold (Pty) Ltd. (Namibia)

Corner 45 Nelson Mandela and Hugo Hahn Streets

Klein Windhoek



+264 61 307 297 +264 61 307 298
Knight Piésold (Pty) Ltd. (Swaziland)

Swaziland Supply Centre

Cnr. Sheffield & Makhosikhosi Roads, Industrial Site

Mbabane, Hhohho


+268 2404 3151 +268 2404 5041 +268 2404 3571
Knight Piésold Zambia Ltd

Corporate Park

Alick Nkhata Road



+260 211 254 892
KPL2R – Madagascar

Villa Laura, Parcelle 14/21

Salazamay Nord

Toamasina 501


+034 08 560 54

Contact company

I have read and accept the terms and conditions and privacy policys.
We'd like to keep you informed about relevant promotions, products and services, if you would like not to receive these, check this box.
If you would like to hear from carefully selected third party companies, check this box
Follow this company to receive notifications when they update.

Go Top