A credentialed professional who assesses and controls workplace health hazards such as chemical exposure, noise, and air quality. Subcontractors may be required to retain or consult a CIH to meet site entry or regulatory requirements. Their sign-off can be mandatory before work begins in confined spaces or hazardous environments.
CIH (Certified Industrial Hygienist)
Related Terms
Respiratory Protection Standard
ComplianceA regulatory requirement mandating fit-tested respirators and written programmes when workers face airborne hazards like H2S, silica, or fumes. Subcontractors must maintain records of fit tests, training, and equipment inspections for each worker. Non-compliance can result in stop-work orders or disqualification from site.
Smart Ppe
CompliancePersonal protective equipment embedded with sensors that monitor worker vitals, location, and environmental hazards in real time. Data is transmitted to site supervisors, enabling faster emergency response. Subcontractors may be required to supply or wear client-specified Smart PPE as part of site access agreements.
RT (Radiographic Testing)
ComplianceA non-destructive inspection method using X-rays or gamma rays to detect internal flaws in welds and pipework. Subcontractors must ensure certified RT technicians and proper radiation safety protocols are in place. Clients often require RT sign-off before authorising pressure testing or commissioning work.
Methane Regulations
ComplianceFederal and provincial rules limiting methane emissions from oil and gas operations. Subcontractors must ensure equipment like compressors and pneumatic devices meets leak detection and repair standards. Non-compliance can result in work stoppages or contract termination.
Heat Illness
ComplianceA range of conditions caused by overexposure to heat, from heat cramps and exhaustion to life-threatening heat stroke. Subcontractors working outdoor or industrial sites must monitor crew members and follow site heat stress protocols. Failing to manage heat illness risks can trigger regulatory violations and project shutdowns.
Tailgate Meeting
ComplianceA brief, informal safety huddle held at the job site before work begins or when conditions change. Subcontractors use it to review hazards, assign tasks, and confirm crew readiness. It is often required by prime contractors and must be documented for compliance.
Latest Compliance News
McElhattan Foundation Offering $1 Million Prizes to Eliminate Workplace Electrocutions
The McElhattan Foundation has extended deadlines for its Zero Electrocution Challenge, offering two $1 million grants for innovations that eliminate on-the-job electrical hazards. Registration closes Sept. 1, 2026.
11 hours ago ComplianceOSHA Sets August Hearings on 20+ Proposed Rule Rollbacks, Including Chemical and Fall Protection Standards
OSHA has scheduled virtual public hearings beginning August 19 on more than 20 proposed deregulatory rules, covering chemical exposure standards, respiratory protection, and fixed ladder safety systems. Subcontractors have until July 6 to register to testify.
2 days ago ComplianceTrench Safety Stand Down Set for June 15-19, Registration Now Open
The National Utility Contractors Association is hosting the Trench Safety Stand Down June 15-19, open to all employers doing trench and excavation work. Utility and pipeline subcontractors can register crews online now.
2 days ago ComplianceCSB Warns Chemical Facilities to Prep for Hurricane Season Now
The U.S. Chemical Safety Board is urging chemical facilities to complete hurricane preparations before a single storm can trigger a catastrophic release. Gulf Coast maintenance and turnaround subcontractors should expect heightened client scrutiny this season.
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Compliance GuideOSHA Citations on Multi-Employer Worksites: What Subcontractors Need to Know
Learn how OSHA's multi-employer citation policy works, why subcontractors get cited for hazards they didn't create, and how to protect your company on operator-controlled job sites.
Compliance GuideHow to Read and Negotiate an Oilfield Master Service Agreement (MSA): A Subcontractor's Guide
Learn which MSA clauses actually matter for oilfield subcontractors: indemnity, insurance, payment terms, and change orders. Know what you're signing.
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