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Home > Mining Safety Certifications > TRL 4 Certification for Mining

TRL 4 Certification for Mining

TRL 4 is the independent test specification, run by the University of Pretoria, that verifies a mining collision prevention system performs reliably before it's deployed in the field. For any operation selecting a Level 9 system, TRL 4 certification is proof the technology has been scientifically validated by a third party — not just claimed by its manufacturer. Mine Safe Global holds University of Pretoria TRL 4 certification for its fire-tested LDV surface safety systems.

TRL 4 LDV Surface Certification

What is TRL 4 Certification for Mining Collision Prevention Systems

In mining, TRL 4 refers to the Collision Prevention System (CPS) Technology Readiness Level 4 test specification developed and run by the University of Pretoria. It’s a stage-gate in South Africa’s MOSH (Mining Industry Occupational Safety and Health) initiative, conducted under the Minerals Council South Africa framework.

The University of Pretoria carries out TRL 4 verification for Collision Prevention Systems (CPS) and Collision Warning Devices (CxD) in controlled laboratory and proving-ground conditions. It validates the fundamental, standalone functionality of the sensors and system — before field integration — through repeatable scientific methods.

The evaluation covers areas such as ISO 21815-2 compatibility, system diagnostics, hazard detection and tracking, warning effectiveness, and intervention protocol verification.

It’s worth being clear about terminology: the mining “TRL” scale here is a readiness stage-gate specific to collision prevention technology under MOSH — distinct from the general nine-level technology readiness scale used in other industries. In a mining safety context, TRL 4 is the recognised independent benchmark a CPS must clear.

Why TRL 4 Matters in Mining

The biggest risk in choosing a collision prevention system is relying on the manufacturer’s own performance claims. A system can look impressive on a spec sheet and still fail to detect reliably, warn effectively, or intervene correctly in real conditions. TRL 4 exists to remove that risk.
Because the University of Pretoria conducts the testing independently, TRL 4 certification eliminates manufacturer bias and establishes scientifically quantifiable performance benchmarks. That gives a mine an objective basis for comparing systems and making a safety-critical purchasing decision — rather than trusting a vendor’s word.
For surface operations in particular, light delivery vehicles (LDVs) and smaller trackless machines frequently share zones with heavy equipment, creating serious interaction risk. TRL 4 LDV surface certification confirms that a light-vehicle safety system has been independently tested and is Level 9 ready for those fleets. In short: if a system carries University of Pretoria TRL 4 certification, a mine knows its collision prevention has cleared a rigorous, independent stage-gate before it ever reaches site.
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How Mine Safe Global Meets TRL 4

Mine Safe Global holds University of Pretoria TRL 4 LDV Surface Certification for its fire-tested light-vehicle safety systems, independently confirming they are technically validated and Level 9 ready. This sits alongside our broader independent-verification credentials, giving mines dual third-party validation rather than manufacturer self-certification.
Because TRL 4 testing includes ISO 21815-2 compatibility, our certification also reinforces that our systems speak the correct machine-intervention communication interface — the same standard underpinning Level 9 compliance. When you deploy with us, independent validation isn’t an afterthought; it’s built into how our systems reach the field.

TRL 4-Verified Systems from Mine Safe Global

The following Mine Safe Global systems are backed by University of Pretoria TRL 4 verification:
Level 9 collision avoidance system independently verified to TRL 4 for mining vehicles

Level 9 Collision Avoidance System (CAS)

Fully automated machine intervention for underground trackless mobile machinery. When a collision is imminent, the system slows or stops the machine directly, whether or not the operator responds. ISO 21815 compliant.

Level 8 Collision Avoidance System vehicle-to-vehicle machine-to-pedestrian mining

Level 8 Collision Avoidance System

Next-generation 360-degree awareness and automated intervention engineered for confined spaces. HaloGuard detects people and hazards all around the machine, in dust, darkness, and blind intersections.

Mine Safe MI Machine Controller Interface universal Level 9 CAS all OEM equipment

Mine Safe MI Machine Controller Interface

The machine interface that lets any collision-avoidance device send ISO 21815 intervention signals — slow down, stop, inhibit motion — to any machine, including older non-intelligent legacy machines.

Trusted by Leading Mining Operations Worldwide

PPC-cement-mine-safe-global-CAS-collision-prevention-client
Imerys — Mine Safe Global CAS collision prevention system industrial mining client
SBPM — Mine Safe Global Level 9 CAS collision prevention system client
Continental Resources — Mine Safe Global collision avoidance system client
Sibanye-Stillwater — Mine Safe Global Level 9 CAS collision prevention system mining client
Sebilo Resources — Mine Safe Global collision avoidance system mining client
Provest Group — Mine Safe Global Level 9 CAS collision avoidance system client
Sephaku Cement — Mine Safe Global Level 9 CAS collision prevention system client
Glencore — Mine Safe Global Level 9 CAS collision prevention system global mining client
Trollope Mining Services — Mine Safe Global Level 9 CAS collision prevention client
Mokala Manganese Mine — Mine Safe Global collision avoidance system underground mining client
Samancor — Mine Safe Global Level 9 CAS collision prevention system mining client
Zizwe — Mine Safe Global Level 9 collision avoidance system mining client
Tharisa — Mine Safe Global Level 9 CAS collision prevention system platinum chrome mining client
ASB Minerals — Mine Safe Global Level 9 CAS collision prevention system mining client
Scribante Mining Infrastructure and Construction — Mine Safe Global CAS collision prevention client
Sephaku Holdings — Mine Safe Global collision avoidance system mining client

Frequently Asked Questions

Who issues TRL 4 certification for mining?
Created by potrace 1.16, written by Peter Selinger 2001-2019 Created by potrace 1.16, written by Peter Selinger 2001-2019
The University of Pretoria conducts independent TRL 4 verification testing for Collision Prevention Systems and Collision Warning Devices, under the Minerals Council South Africa framework and as part of South Africa’s MOSH initiative.
It validates the standalone functionality of a system in controlled laboratory and proving-ground conditions — including sensor and detection accuracy, ISO 21815-2 compatibility, system diagnostics, warning effectiveness, and intervention protocols — before the system is integrated in the field.
No. In mining, TRL 4 refers specifically to the University of Pretoria’s Collision Prevention System test specification under the MOSH framework. It’s a safety-technology stage-gate, distinct from the general technology readiness scale used in other industries.
It confirms that a light delivery vehicle (LDV) safety system for surface mining has been independently tested by the University of Pretoria and is technically validated as Level 9 ready.

Talk to a Mine Safe Global safety expert about TRL 4-verified, Level 9-ready systems.

Not sure whether your collision prevention systems are independently verified, or whether your light-vehicle fleet is Level 9 ready? Our specialists will assess your machines, sites, and interaction risks, and map the right independently-tested compliance path — at no cost.
  • University of Pretoria TRL 4-verified, independently tested collision prevention
  • Level 9-ready systems for surface light-vehicle and heavy fleets
  • Works with both OEM and legacy machines across mixed fleets
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As one of South Africa’s leading collision avoidance partners, we’ve helped mines boost safety and efficiency through advanced, integrated safety technology.