MODULAR BUILDINGS


The concept of modular construction has grown significantly in popularity over the past decade, largely because of its reputation for being more sustainable and environmentally responsible when compared with traditional on-site construction methods.


DRLC staff member Gary next to air handling unit.


Then the AE (V) will carry out construction stage checks followed by witnessing commissioning and verification followed by sign off and handover to the Authorised Persons (APs) and their counterpart Competent Persons (CPs). The structure of the checks is outlined in the panel on the left (see page 52).


How are modular buildings checked for compliance at the moment? The essence of a modular building process is that the majority of construction takes place within a factory setting, where the building’s key components are manufactured and assembled before being transported to the final site. This approach brings efficiency and consistency, but it also creates unique challenges. Once the modules and their integrated systems arrive on site, they are already in a near-complete state, which makes significant modifications extremely difficult, costly, or in some cases practically impossible to carry out. Because modern methods of construction are based on standardised, repeatable processes, there is often an assumption that if a design has been used successfully before, it will automatically be suitable in future applications. For instance, a modular design previously used for a healthcare facility might be rolled out to another site without undergoing the same level of initial scrutiny. This assumption can weaken the first stage of the typical four-step compliance process – ‘Design Review’. Instead of carefully reassessing the design for each new project, stakeholders may believe that the design is already proven, even though specific site conditions or updated standards might demand reconsideration. The inspection that occurs once the


March 2026 Health Estate Journal 53


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