Platform Timber Frame Design.

Platform timber frame is the most commonly used of the off-site construction methods in Ireland and the UK. The main feature of platform timber frame is the single storey height wall panels between floor panels. The walls comprise, generally, of solid timber studs at maximum 600mm crs. The floor structure comprises of joists at maximum 600mm crs. The joists can be solid timber or I-joists or open web joists.

Our Services - Platform Timber Frame Design

Tim Kelly Consulting Engineers Ltd. offer the following specialist platform timber frame design services:

• Structural Appraisals and Design Calculations for a range of platform timber frame structures from domestic dwellings to 5 / 6 storey apartments and hotels. We use British standard (UK) and European standards (Republic of Ireland).


• NHBC HB353B design Certificates for Timber Frame structural designs if required.


• Load Take Downs of Timber frame Structures down to foundations or concrete slabs (where there is a basement car-park or a 1st floor podium slab).


• Site inspections, where requested, to ensure compliance of timber frame structure with Building Regulations.


• Consultations regarding all aspects of timber frame construction.


• Expert witness in the field of timber frame construction.

As we specialise in this form of construction, we have extensive experience of medium rise timber frame structures of Class 2A and Class 2B (disproportionate collapse classes) and hence can optimise value-engineered design solutions which are fully compliant with the requirements of the Building Regulations and associated standards.

Where clients want a particularly low energy dwelling, i.e. passive house or approaching, we will work with our client to design the structure to minimise cold bridging.