BuildMediThe Alberta Medical Building Guide

Diagnostic imaging and x-ray room construction in Alberta

An x-ray room is a clinic room with two extra regimes attached: mandatory equipment registration under Alberta's occupational health and safety framework, and, for imaging facilities, CPSA accreditation before opening. This guide covers both, plus the shielding and construction realities that sit between them.

Last verified

2026-08-21

Sources

8 primary sources

Jurisdiction

Alberta

diagnostic imaging, clinic

Editions as of

2026-08-21

Key takeaways

  • Alberta's OHS Act and Code require employers to register their radiation equipment, through authorized registration agencies rather than through AHS.
  • New diagnostic imaging facilities must be assessed and accredited by CPSA before opening, on the same model as surgical facilities: readiness-triggered assessment, four-year cycle, reassessment on renovation or new services.
  • The DI accreditation standards themselves are not public; they reach the facility's medical director during the accreditation process.
  • The OHS Code carries a real shielding duty: the employer must ensure the structural shielding design keeps doses within the Code's Schedule 12 limits. There is still no discrete named shielding-plan approval step; the design work is professional practice inside that duty.
  • Health Canada's Safety Code 35 (2024 revision) is federal reference guidance for x-ray installations in large facilities, layered on top of, not replacing, Alberta's registration and shielding duties.
  • Imaging equipment brings structural, electrical, and coordination scope that belongs in design from day one, not at delivery.

Scope: Building or fitting out diagnostic imaging space in Alberta clinics: the registration and accreditation layers, and their construction implications. Clinical modality selection and radiology practice are out of scope. Equipment procurement mechanics are in the equipment guide; accreditation process patterns in the accreditation guide, whose CPSA machinery parallels imaging's.

The registration layer

The provincial baseline is unambiguous: Alberta's Occupational Health and Safety Act and Code require employers to register their radiation equipment, and the registration page lists diagnostic or therapeutic x-ray equipment among the designated classes, alongside lasers of Class 3b or 4.[1] Registration runs through authorized registration agencies, and the province's agencies listing names the College of Physicians and Surgeons of Alberta as the authorized registration agency for diagnostic and therapeutic x-ray equipment, particle accelerators, cabinet and analytical x-ray, and Class 3B and 4 lasers at private and public medical facilities; the same listing carries the authorized inspection agencies for testing the installed equipment.[2] The underlying instrument is Part 20 of the OHS Code, Radiation Exposure: the former Radiation Protection Act and its Radiation Protection Regulation are repealed, and Part 20 now carries the working rules, including the operating rule stated plainly in the Code's own text: no worker may operate designated radiation equipment unless a registration certificate has been issued by an authorized radiation health registration agency or a Director.[3] Registration is a precondition to switching the machine on, not paperwork that can trail the opening.

The accreditation layer

Diagnostic imaging is one of CPSA's accreditation program types, and its public page states the operating rule in the same words as the surgical program: to open a DI facility, you need an assessment and CPSA accreditation before opening.[4] The machinery matches the pattern this site documents for surgical facilities: on-site assessments when facilities open, reassessment on a four-year cycle, and off-cycle reassessment when a facility adds a new imaging service, renovates, moves, or a concern is raised, with a stated $300 plus GST to register a new facility.[4] CPSA's page also directs facilities to register their radiation-emitting equipment, tying the two regimes together in its own process. And the standards firewall applies identically: DI accreditation standards are not public, reaching the medical director through CPSA's secure process, so no website can honestly tell you what they require of your rooms.[5]

Shielding, stated carefully

Shielding is where imaging pages usually start inventing, so here is exactly what the law says and no more. The OHS Code's radiation part places the duty on the employer directly: where radiation equipment or a radiation source produces ionizing radiation, the employer must ensure the structural shielding design for the radiation facility is adequate to keep the maximum effective and equivalent dose limits in the Code's Schedule 12 from being exceeded.[3] That is a real, mandatory design-adequacy requirement, and it is also all the Code says about the how: no accessible Alberta source adds a discrete, named shielding-plan review step distinct from equipment registration and CPSA's assessment. The how is professional practice inside that duty: shielding design (barrier calculations, room layout relative to occupancy, door and window treatment) is qualified-professional work, typically involving a medical physicist and the project engineer, done against the equipment vendor's data and the applicable guidance. The reference layer includes Health Canada's Safety Code 35, federal guidance for x-ray installation and control in large medical radiological facilities; it is guidance layered on top of Alberta's independently mandatory duties, not a substitute for them. Its current edition is the 2024 revision, which by its own words replaces the 2008 revision and includes specific updates on patient shielding, the occupational dose limit for the lens of the eye, and declaration of pregnancy.[6]

The construction realities

Imaging rooms carry construction scope that ordinary exam rooms never see, and all of it is cheapest before design freezes:

  • Structure and mass. Shielding mass and equipment weight are structural questions for your engineer, assessed where the equipment will actually sit; vibration sensitivity adds siting constraints near mechanical rooms and traffic.
  • Power. Imaging equipment's electrical demands are set by the manufacturer's installation data and built under the current electrical code, CSA C22.1-24, through the trade-permit system.[8]
  • Professional involvement. There is no imaging-specific municipal permit category in Edmonton; the general Professional Involvement Standards govern, and in practice the structural and systems scope of an imaging suite lands the work in professional hands regardless of thresholds.[7]
  • Sequencing. The room closes around the equipment's requirements: vendor installation drawings before rough-in, delivery route and rigging planned with the contractor, registration and any accreditation assessment scheduled against genuine readiness.

What this means for the project. Imaging capacity is a program decision with a long regulatory tail: it adds a registration duty, potentially an accreditation regime, physicist and engineering scope, and structural cost, all knowable at feasibility. The clinics that handle it well decide imaging early and design around it; the ones that bolt it on late pay for the same knowledge in change orders.

Frequently asked questions

Do I need approval to install an x-ray machine in an Alberta clinic?
The equipment must be registered under Alberta's OHS framework through an authorized registration agency, and a diagnostic imaging facility must additionally be assessed and accredited by CPSA before opening.
Is there a shielding plan approval process in Alberta?
Not a named one. The OHS Code requires the employer to ensure the structural shielding design is adequate to keep doses within its Schedule 12 limits, but no accessible Alberta source adds a discrete shielding-plan approval step; the design is qualified-professional work inside that duty. Ask your registration agency and CPSA what they require to see for your specific facility.
What is Safety Code 35?
Health Canada's federal guidance for the installation, use, and control of x-ray equipment in large medical radiological facilities. The current edition is the 2024 revision, which replaces the 2008 revision. It is reference guidance layered on top of Alberta's mandatory registration and shielding duties, not provincial law.
Does renovating an imaging facility affect its accreditation?
Yes. CPSA's diagnostic imaging program reassesses on renovation, relocation, or new imaging services, in addition to its standing four-year cycle.
What makes x-ray rooms expensive to build?
Shielding mass and its structural support, equipment power and installation requirements, physicist and engineering scope, and the coordination sequencing around vendor data and delivery. All of it prices best when imaging is decided at feasibility.

Disclaimer: This guide is general information about building diagnostic imaging space in Alberta, current to the dates shown. It is not radiation-safety, engineering, or clinical advice, does not reproduce CPSA accreditation standards or federal safety-code content, and does not predict any registration or accreditation outcome. Confirm requirements with your registration agency, CPSA, and qualified professionals, including a medical physicist, for your project.