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Water & Bulk Infrastructure • Case Study Record

Vaal Gamagara Regional Water Supply Scheme (Roscoe to Black Rock Bulk Pipeline)

Full statutory health and safety agency and risk engineering across 75km of deep bulk water pipeline trenching, high-pressure pipeline installation, and pump station upgrades.

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Department of Water and Sanitation (DWS) / Sedibeng WaterClient / Contracting Authority
R1.4 BillionContract / Capital Project Value
Pr. Construction Health and Safety Agent (SACPCMP CHSA)Diba BES Appointed Role
Statutory RolePr. Construction Health and Safety Agent (SACPCMP CHSA)
Client OrganisationDepartment of Water and Sanitation (DWS) / Sedibeng Water
LocationKathu to Black Rock, Northern Cape
Delivery TimelineFeb 2021 – Nov 2023

Strategic Engineering & Safety Delivery

The Challenge & Diba BES Solution

How Diba BES structured risk management protocols, contractor oversight, and statutory compliance to safeguard project delivery.

The Operational Challenge

Executing deep trench excavations up to 6 meters in unstable arid soils along active mining corridors while coordinating multi-disciplinary pipelaying and heavy lifting operations without disrupting regional water supply.

Diba BES Strategic Response

  • Diba BES deployed a dedicated on-site SACPCMP Pr.CHSA team that established daily permit-to-work protocols, dynamic soil benching and shoring engineering checks, continuous dust and environmental monitoring, and automated safety tracking across all contractor work fronts.

Approved Scope of Work

Key Statutory Deliverables & Engineering Scope

Detailed breakdown of specialized safety agency, risk assessments, inspections, and contractor governance tasks performed on site.

Client Health & Safety Agent (Pr.CHSA) appointment under Construction Regulation 5(5)
Statutory compilation and Department of Employment & Labour (DEL) Construction Work Permit approval
Comprehensive Baseline Hazard Identification & Risk Assessments (HIRA) across 75km linear alignment
Heavy excavation, trench collapse prevention, and dewatering safety monitoring
Heavy plant, pipe-laying cranes, and transport traffic deviation safety management
Monthly statutory contractor compliance audits and close-out safety verification

Quantified Outcomes & Delivery Impact

Measurable Results Backed by Verified Evidence

Documented performance metrics, zero-harm milestones, and statutory audit achievements recorded across this project.

01

Over 1,200,000 Safe Man-Hours achieved with Zero Lost Time Injuries (Zero LTI)

Verified Evidence
02

100% Department of Employment and Labour statutory audit pass rate

Verified Evidence
03

Zero pipeline trench collapse or heavy machinery rollover incidents

Verified Evidence
04

Secured long-term bulk potable water delivery for mining communities and Sedibeng Water

Verified Evidence

Stakeholder Governance & Standards

Technical Specifications & Engineering Partners

Consulting EngineersIngerop South Africa (Mr. Pianos Chiteku)
Client Contact / DirectorateDepartment of Water and Sanitation Technical Directorate
Procurement / Program CategoryNational Strategic Infrastructure Project (SIP 18)
Delivery MandateSACPCMP Construction Health & Safety Agent Appointment
Statutory Standards Complied
OHS Act 85/1993Construction Regulations 2014 (CR 5)SANS 1200 DBISO 45001:2018
"The Diba BES team comes highly recommended. Diba BES crew is extremely talented, professional, knowledgeable, and easy to work with. They are willing to go above and beyond what was agreed upon."
Mr. G. MatangaProject Governance & InfrastructureDepartment of Water and Sanitation / Mvula Trust

Approved delivery evidence

Other Approved Delivery Records in this Service Area

Water & Bulk InfrastructureR1.4 Billion

Vaal Gamagara Regional Water Supply Scheme (Roscoe to Black Rock Bulk Pipeline)

Department of Water and Sanitation (DWS) / Sedibeng WaterKathu to Black Rock, Northern Cape
Pr. Construction Health and Safety Agent (SACPCMP CHSA)

Full statutory health and safety agency and risk engineering across 75km of deep bulk water pipeline trenching, high-pressure pipeline installation, and pump station upgrades.

  • Over 1,200,000 Safe Man-Hours achieved with Zero Lost Time Injuries (Zero LTI)
  • 100% Department of Employment and Labour statutory audit pass rate
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  • Zero community or contractor injuries during 18-month construction period
  • Successfully connected clean running potable water to over 1,400 rural households
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Principal Contractor & Water Engineering Specialist

Turnkey construction of 82 modern waterborne ablution units, deep geological borehole drilling, submersible solar pumping, and elevated water storage tanks across three rural primary schools.

  • Eliminated all dangerous pit latrines and restored hygienic sanitation for 2,200+ rural learners
  • Zero learner or worker safety incidents across 15 months of construction
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