Supplier Qualification

MSHA Compliant

MSHA Compliant is a supplier qualification on Scaffold Exchange indicating that a scaffold vendor operates in compliance with the Mine Safety and Health Administration's safety and health standards — the federal regulatory framework governing worker safety at surface and underground mines, quarries, stone yards, and other MSHA-jurisdictional facilities where scaffold contractors may be called to erect temporary access structures for maintenance, construction, and capital improvement work. This qualification identifies scaffold vendors with the regulatory knowledge, training credentials, and compliance systems to perform scaffold work within MSHA-regulated environments. Use the Scaffold Exchange vendor map to filter for MSHA compliant scaffold vendors near you.

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What Does MSHA Compliant Mean for a Scaffold Vendor?

Definition: MSHA Compliant, in the context of Scaffold Exchange supplier qualification, indicates that the scaffold vendor maintains the training, safety programs, and regulatory compliance infrastructure required to perform work at facilities regulated by the Mine Safety and Health Administration (MSHA) — the federal agency within the U.S. Department of Labor responsible for enforcing the Federal Mine Safety and Health Act of 1977 (Mine Act) and its implementing standards at the nation's mines, quarries, stone processing facilities, and mineral processing operations. MSHA's jurisdiction extends to all mines and mineral processing facilities in the United States — surface mines, underground mines, quarries, sand and gravel operations, stone yards, and other extractive industry facilities — as well as to contractors who perform work at MSHA-regulated facilities, subjecting those contractors to MSHA's training, citation, and enforcement authority during any period they are working at the mine. A scaffold contractor who qualifies as MSHA Compliant has completed the mandatory MSHA Part 46 or Part 48 new miner and task training required before performing work at surface or underground mines respectively, maintains training records documenting each worker's completed MSHA training, and operates safety programs aligned with MSHA's regulatory requirements for the specific mine environment in which their workers will be deployed.

MSHA's regulatory jurisdiction over contractor workers at mines is a critical distinction from OSHA's jurisdiction over construction and general industry workers — when a scaffold contractor's employees are working at a surface mine, quarry, or underground mine, MSHA's standards govern their safety rather than OSHA's 29 CFR 1926 Subpart L scaffold standard that applies everywhere else. MSHA's standards for surface mines are codified at 30 CFR Part 56 and for underground mines at 30 CFR Parts 57 and 75, with training requirements for all miners and contractor workers at surface mines governed by 30 CFR Part 46 and at underground coal mines by 30 CFR Part 48. The scaffold-specific safety standards applicable at MSHA facilities — fall protection, platform loading, scaffold structure integrity — are addressed under MSHA's general fall protection and hazard standards rather than under a dedicated scaffold subpart equivalent to OSHA's 1926 Subpart L, making scaffold contractors at MSHA facilities responsible for understanding how MSHA's standards apply to their work rather than simply transferring their OSHA scaffold compliance knowledge directly.

Scaffold work at MSHA-regulated facilities arises most commonly in mining and mineral processing maintenance, capital improvement, and construction programs — erecting scaffold around processing equipment, conveyors, crushing and screening plants, mineral storage structures, and shaft headframes that require elevated access for maintenance crews. The mining industry pages in the Scaffold Exchange industry library — covering Above-Ground Mining and Below-Ground Mining — describe the specific project environments and regulatory context in which MSHA-compliant scaffold vendors are most frequently required. Through Scaffold Exchange, buyers at mine facilities can identify scaffold vendors who have completed MSHA training and maintain MSHA compliance programs alongside their standard scaffold safety credentials.

How to Use the MSHA Compliant Qualification in Vendor Evaluation

MSHA compliance is a specific regulatory training and program requirement — the qualification identifies vendors with the prerequisite credentials for mine site access, but site-specific training and mine operator approval are still required before work begins.

Step 01

Confirm Whether Your Facility Is MSHA-Regulated

Before filtering by MSHA Compliant status, confirm whether the facility where scaffold work is required is regulated by MSHA or OSHA — the jurisdictional boundary is not always intuitive. MSHA regulates all mines and mineral processing operations, including quarries, sand and gravel pits, stone yards, and facilities that mill or process mined materials. OSHA regulates construction and maintenance at non-mining industrial facilities, including chemical plants, refineries, and manufacturing plants that use mined materials as inputs but are not themselves mining operations. A scaffold contractor working at an aggregate quarry is under MSHA jurisdiction; one working at a concrete plant using aggregate from that quarry is under OSHA jurisdiction — even though both facilities are adjacent in the mineral processing supply chain.

Step 02

Filter for MSHA Compliant Vendors on the Map

Use Scaffold Exchange's MSHA Compliant filter to identify scaffold vendors who have self-reported maintaining MSHA training and compliance programs near the facility. In most geographic markets, the number of scaffold vendors with MSHA-specific training and compliance experience is smaller than the general OSHA-compliant scaffold contractor population — the MSHA filter efficiently identifies the subset of vendors with the prerequisite mine site access credentials rather than requiring buyers to ask each vendor about MSHA experience individually.

Step 03

Verify Specific MSHA Training Records & Part 46/48 Completion

Request documentation of each worker's completed MSHA Part 46 (surface mine) or Part 48 (underground mine) new miner training — including the training hours completed, the topics covered, and the date of completion — before those workers are assigned to the mine site. MSHA's training requirements specify minimum hours and topic coverage for new miner training, and the mine operator is responsible for ensuring that contractor workers have completed the required training before beginning work. Training records must be maintained and available for MSHA inspection.

Step 04

Coordinate Site-Specific Hazard Training with the Mine Operator

MSHA Part 46 and Part 48 new miner training is the prerequisite — but mine operators are also required to provide site-specific hazard training covering the specific hazards present at their facility before contractor workers begin work. Coordinate with the mine operator's safety department to ensure site-specific hazard training is completed and documented before scaffold crews begin work, since this training obligation rests with the mine operator rather than the scaffold contractor and cannot be satisfied by the contractor's general MSHA new miner training alone.

What MSHA Compliant Status Tells Buyers About a Scaffold Vendor

MSHA compliance signals mine-specific regulatory knowledge, training completion, and operational experience that most OSHA-only scaffold contractors do not possess.

Training

Part 46 / Part 48 New Miner Training

MSHA-compliant scaffold vendors have completed — or maintain programs to ensure their workers complete — the MSHA Part 46 new miner and new task training required for surface mine contractor workers (or Part 48 for underground mines) before site entry. This mandatory training covers mine hazard recognition, emergency procedures, electrical hazard awareness, and the regulatory framework governing worker rights and mine operator obligations under the Mine Act — training that OSHA-only contractors do not receive and that is required before any contractor worker enters a mine property.

Jurisdiction

MSHA Regulatory Framework Knowledge

MSHA-compliant scaffold vendors understand the regulatory framework differences between MSHA and OSHA jurisdiction — including which standards apply to scaffold work at mine facilities, how MSHA's citation and enforcement process differs from OSHA's, and how MSHA's imminent danger withdrawal authority operates when inspectors identify conditions that present an imminent danger to miners. This regulatory knowledge is essential for scaffold contractors navigating the mine regulatory environment, where the enforcement framework and inspector authority differ meaningfully from the OSHA construction environment.

Site Access

Mine Site Access Prerequisite

MSHA training completion is a prerequisite for contractor worker access to mine properties — workers who have not completed the required Part 46 or Part 48 training cannot legally begin work at a mine. MSHA-compliant scaffold vendors have satisfied this access prerequisite for their workforce, enabling mine operators to approve their site access without the training completion delay that would be required for an OSHA-only contractor whose workforce lacks mine-specific training credentials.

Hazard Recognition

Mining Environment Hazard Awareness

Mine facilities present hazards specific to the extractive industry environment — airborne dust including silica, noise from crushing and screening operations, mobile equipment traffic, chemical reagents in mineral processing, conveyor and rotating equipment hazards, and ground stability risks — that OSHA-only scaffold contractors may not have specific training to recognize and avoid. MSHA-compliant vendors' training in mine-specific hazard recognition reduces the risk of scaffold crews encountering mining hazards outside their standard construction-environment safety awareness.

Records

Training Record Maintenance

MSHA Part 46 requires that contractors maintain training records for each worker documenting completed training topics, hours, and dates — records that must be available at the mine site for MSHA inspection and that mine operators may request as part of contractor approval documentation. MSHA-compliant scaffold vendors maintain the training record infrastructure that MSHA's recordkeeping requirements demand, providing the documentation trail that protects both the contractor and the mine operator in the event of an MSHA inspection or investigation.

Experience

Mine Environment Operational Experience

Beyond the regulatory training credential, MSHA-compliant scaffold vendors have typically accumulated operational experience in the mine environment — understanding how to coordinate scaffold work with mine production operations, how to navigate mobile equipment traffic patterns, how to manage scaffold erection in dusty and high-noise environments, and how to work within the mine operator's permit-to-work and safety management systems that govern contractor activity at the facility.

MSHA-Regulated Facility Types Requiring MSHA Compliant Vendors

MSHA jurisdiction covers a broader range of facility types than many buyers outside the mining industry recognize — these are the facility categories where the MSHA Compliant vendor qualification is relevant.

Surface coal mines — open pit and strip coal mining operations where scaffold contractors perform maintenance and construction at processing, loading, and support facilities under 30 CFR Part 56 and Part 77

Underground coal mines — shaft and drift coal mines where scaffold contractors working underground are subject to 30 CFR Part 75 and Part 48 training requirements for underground coal environments

Metal and nonmetal surface mines — gold, silver, copper, iron ore, and other metal mines, and industrial mineral mines for potash, trona, and phosphate — governed by 30 CFR Part 56

Underground metal and nonmetal mines — hard rock underground mines for precious metals, base metals, and industrial minerals governed by 30 CFR Part 57 and Part 48

Quarries and aggregate operations — limestone, granite, sandstone, and aggregate quarries where scaffold work supports crushing plant, screening plant, and conveyor maintenance

Sand and gravel operations — alluvial sand and gravel extraction facilities, including wet dredging operations where scaffold supports processing plant and classification equipment maintenance

Mineral processing facilities — mills, concentrators, and processing plants that process mined ore and are classified as mines under MSHA jurisdiction even when physically separate from the extraction operation

Stone cutting and finishing yards — facilities that cut, dress, and finish dimension stone from quarry blocks, classified under MSHA jurisdiction as extensions of the quarrying operation

MSHA Compliant vs. Related Qualification Metrics

MSHA compliance is a specific regulatory jurisdiction qualification — here is how it relates to the OSHA compliance, safety performance, and violation history metrics that complete the safety regulatory profile.

MSHA Compliant ← You are here

Mine Safety and Health Administration compliance indicator

Required for scaffold work at all MSHA-regulated mine, quarry, and mineral processing facilities
Part 46 (surface) or Part 48 (underground) new miner training is the prerequisite — not transferable from OSHA training credentials
MSHA jurisdiction replaces OSHA jurisdiction at mine facilities — different standards, different enforcement
Site-specific hazard training from the mine operator required in addition to Part 46/48 completion

MSHA Violations Past 3 Years

MSHA citation and violation history

The complementary MSHA metric — MSHA Compliant indicates current compliance posture while violation history reveals the contractor's past citation record at mine facilities
See the MSHA Violations Past 3 Years qualification page for the citation history metric

OSHA Compliant

OSHA regulatory compliance status

OSHA compliance governs scaffold work at non-mine facilities — MSHA Compliant and OSHA Compliant address different regulatory jurisdictions that apply in different facility environments
A vendor needs both qualifications to serve both mine and non-mine project types
See the OSHA Compliant qualification page for the OSHA regulatory compliance metric

EMR & TRIR

Safety performance metrics

EMR and TRIR provide objective safety performance data that complements the regulatory compliance designation — MSHA Compliant status confirms training credentials; EMR and TRIR confirm actual safety outcomes
See the EMR and TRIR qualification pages for the safety performance metrics

Find MSHA Compliant Scaffold Vendors Near You

Use the Scaffold Exchange vendor map to filter for scaffold contractors with MSHA training and compliance programs near your mine facility — then verify Part 46 or Part 48 training records and coordinate site-specific hazard training with your mine safety department before work begins.

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How Scaffold Exchange Collects & Displays This Qualification

MSHA Compliant is a self-reported qualification on Scaffold Exchange — vendors indicate that they maintain MSHA training programs and compliance systems as part of their profile, and this status is displayed to buyers filtering vendors on the platform. The MSHA Compliant flag indicates the vendor's self-reported compliance posture and does not verify specific training record completeness, the number of workers with current Part 46 or Part 48 training, or the vendor's citation history at mine facilities — all of which require direct confirmation through training record review and MSHA's public citation database. MSHA training requirements are worker-specific — the Part 46 or Part 48 training must be completed by each individual worker before they enter the mine, not just by the contractor organization at the company level — meaning a vendor who qualifies as MSHA Compliant at the organizational level may not have all workers currently assigned to a specific project completed and documented for the required training prior to deployment. Buyers should request training completion documentation for the specific workers who will be assigned to the mine facility project rather than relying on the vendor's general organizational MSHA Compliant status as evidence that all deployed workers meet the training requirement. MSHA's citation and enforcement records are publicly accessible through MSHA's Mine Data Retrieval System (MDRS) at arlweb.msha.gov — buyers can search for citation history by operator or contractor name and mine ID to independently verify the vendor's compliance history beyond the platform's self-reported qualification flag. Scaffold Exchange encourages vendors with genuine MSHA compliance programs to accurately represent this qualification and to maintain current training records for all workers who may be deployed at mine facilities.

Confirm whether the facility is MSHA-regulated — MSHA jurisdiction applies at mines, quarries, and mineral processing facilities; OSHA jurisdiction applies at all other industrial facilities
Request Part 46 (surface mine) or Part 48 (underground mine) training completion records for each specific worker who will be assigned to the mine site — not just organizational-level MSHA compliance confirmation
Confirm the training records document the required minimum hours and topic coverage specified in 30 CFR Part 46 or Part 48 for new miner and new task training
Coordinate with the mine operator's safety department to ensure site-specific hazard training is completed and documented before scaffold crews begin work — this training obligation rests with the mine operator
Search MSHA's Mine Data Retrieval System (MDRS) at arlweb.msha.gov for the vendor's citation history at mine facilities — independent verification beyond the platform's self-reported compliance flag
Confirm the vendor's familiarity with the specific MSHA standards applicable to their work at the facility — 30 CFR Part 56 for surface mines or Part 57/75 for underground mines
For underground mine projects, confirm the vendor understands and can comply with MSHA's more stringent underground mine safety requirements — atmospheric monitoring, ground control, emergency escape, and refuge requirements that surface mine compliance does not prepare contractors for
Confirm the vendor's knowledge of MSHA's imminent danger withdrawal authority — the right of any miner or contractor worker to withdraw from a condition presenting imminent danger — and that their workers understand this right and will exercise it without fear of retaliation

Standards 30 CFR
Parts 46–57

Mine Safety & Health Administration Standards

MSHA Regulations & Resources →

Frequently Asked Questions

MSHA's jurisdiction over mines and all work performed at mine facilities derives from the Federal Mine Safety and Health Act of 1977 (Mine Act), which established MSHA as the exclusive federal safety regulator for the mining industry — preempting OSHA's jurisdiction over mines and mineral processing facilities as a matter of federal law. Congress created a separate mining safety regulator because mining's unique hazards — roof falls in underground mines, atmospheric hazards including methane and inadequate oxygen, highwall instability at surface mines, and the specific equipment and operational hazards of the extractive industry — were considered sufficiently distinct from the construction and general industry hazards OSHA was designed to regulate that they warranted a dedicated regulatory framework with mine-specific standards. The Mine Act's jurisdictional boundary means that a scaffold contractor erecting scaffold at a mine or mineral processing facility is under MSHA's regulatory authority from the moment they enter the mine property — regardless of whether their work is identical to scaffold work they perform at non-mine facilities under OSHA's jurisdiction the rest of the time. This jurisdictional switch is not intuitive for scaffold contractors whose work is otherwise entirely OSHA-regulated, and the MSHA Compliant qualification identifies vendors who have recognized and prepared for this jurisdictional reality rather than assuming their OSHA credentials transfer to mine facilities.

MSHA Part 46 — codified at 30 CFR Part 46 — is the training standard governing new miner and new task training for miners and contractor workers at surface mines, surface areas of underground mines, and facilities that process mined materials. Part 46 requires that all new miners receive new miner training before beginning work — covering the mine's emergency procedures, escape and evacuation plans, communication systems, ground control, electrical hazards, first aid, and the miner's rights under the Mine Act — with a minimum of 24 hours of training for new miners (of which at least 8 hours must be completed before the miner begins work, with the remainder completed within 90 days). New task training must be completed before a miner performs a new task that presents safety hazards — covering the specific hazards and safe operating procedures for the new task. Annual refresher training of at least 8 hours is required for all miners each year. Training must be conducted by a competent person — an individual with knowledge, training, or experience in the subject being taught — and training records documenting each miner's completed training must be maintained at the mine and made available for MSHA inspection. For scaffold contractors at surface mines, Part 46 compliance means ensuring each worker receives the required new miner training before entering the mine, completing new task training for scaffold erection tasks with mine-specific hazards, and maintaining the documentation that demonstrates compliance to MSHA inspectors and mine operators.

Underground mine scaffold work presents significantly more complex MSHA regulatory requirements than surface mine work — reflecting the more severe and more varied hazards of the underground environment. Training: underground coal mines are governed by 30 CFR Part 48 rather than Part 46, with more extensive training requirements and underground-specific curriculum covering roof control, atmospheric testing, methane and other gas hazards, emergency escape procedures, self-contained self-rescue device (SCSR) use, and underground communication systems. Underground metal and nonmetal mines are governed by Part 48's provisions for metal and nonmetal underground mines. Atmospheric hazards: underground mines may have oxygen-deficient atmospheres, combustible gas accumulations, or toxic gas exposures that surface mines do not — scaffold contractors working underground must understand atmospheric monitoring requirements and the procedures for evacuating when atmospheric conditions exceed safe limits. Ground control: underground mines are subject to roof fall hazards that have no surface equivalent — scaffold contractors must understand and comply with the mine's ground control plan, which governs what areas may be accessed, what support is required, and what conditions require work stoppage. Escape and emergency procedures: underground miners must know evacuation routes, refuge chamber locations, and SCSR use — requirements that surface mine contractors do not face. The cumulative effect of these additional requirements makes underground mine scaffold work substantially more complex from a regulatory and operational preparation standpoint than surface mine scaffold work — and makes MSHA-compliant vendors with specific underground experience distinctly more qualified for underground programs than those whose MSHA experience is limited to surface facilities.

MSHA's enforcement authority at mine facilities differs from OSHA's construction enforcement in several important respects that scaffold contractors operating at mines must understand. Inspection frequency: MSHA is required by law to inspect every underground mine at least four times per year and every surface mine at least twice per year — a mandatory inspection schedule that means MSHA inspectors are regularly present at mine facilities, making contractor compliance a routine operational reality rather than an occasional audit event as OSHA inspections can be for construction contractors. Citation authority: MSHA inspectors have authority to issue citations to contractors as well as mine operators for violations of MSHA standards — a scaffold contractor whose practices violate MSHA standards during a mine inspection can receive citations directly, not just the mine operator. Imminent danger authority: MSHA inspectors have authority to issue imminent danger orders requiring immediate withdrawal of all persons from an area presenting an imminent danger to miners — an order that applies to contractor workers as well as mine employees and that may halt scaffold work in progress if the inspector determines an imminent danger condition exists. Flagrant violation authority: MSHA can assess enhanced penalties for flagrant violations — knowing or willful failures to make reasonable efforts to eliminate known violations that substantially and proximately cause, or reasonably could be expected to cause, death or serious bodily injury. These enforcement differences make MSHA compliance a more immediate and continuously relevant operational reality for contractors at mine facilities than OSHA compliance tends to be for construction contractors between inspections.

OSHA training does not satisfy MSHA Part 46 or Part 48 training requirements — the two agencies' training frameworks are legally distinct, and MSHA's training standard specifies mine-specific content that OSHA construction safety training does not cover. A scaffold contractor with extensive OSHA 30 construction safety training and years of OSHA-regulated jobsite experience must still complete MSHA Part 46 new miner training before entering a mine property — OSHA credentials do not substitute for MSHA's mandatory mine-specific curriculum. The rationale is straightforward: MSHA's training content covers mine-specific hazards — roof falls, atmospheric hazards, ground instability, mine emergency procedures, self-contained self-rescue device use — that are not present at OSHA-regulated construction sites and that OSHA safety training therefore does not address. The reverse is also true: MSHA training does not substitute for OSHA scaffold-specific training at non-mine facilities. Scaffold contractors who work at both mine and non-mine facilities must maintain both MSHA Part 46 (or Part 48) training compliance and OSHA 29 CFR 1926 Subpart L scaffold competency for their respective regulatory environments — two distinct training frameworks that address overlapping but different hazard profiles.

Use the Scaffold Exchange vendor map to search by your mine facility location and apply the MSHA Compliant filter to identify scaffold contractors with mine safety training and compliance programs near you. Combine with EMR At or Below 1.0, TRIR At or Below 1.0, and MSHA Violations Past 3 Years filters to identify vendors with both the regulatory credentials and the safety performance record that mine facility work requires. Contact shortlisted vendors through the platform to request Part 46 or Part 48 training records for the specific workers who would be assigned to your facility and to assess their operational experience in the specific type of mine environment your project involves.