Advice
Tolerance discrepancies are +/- 24 mm for concrete and +/- 3 mm for wood).
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Advice
Use concrete-to wood anchor systems that allow vertical and horizontal adjustment. Threaded rods and supporting nuts are used in combination with a base plate and grout to correct elevation discrepancies.
Advice
Timber installer must ensure precise location of vertical wood members on first level to prevent cumulative errors.
Advice
Use protective wrapping during transportation and installation, and use “just in time” delivery that minimizes weather exposure.
Advice
Ensure precise prefabrication of structural elements.
Advice
Handle [mass timber] structural elements with care to avoid damage and discolouration from moisture.
Advice
Minimize error possibility by allowing all team members (design, fabricators, manufacturers and all trades) adequate time to have access to a common design platform.
Advice
Install connectors prior to being on site.
Advice
Use BIM and an integrated project delivery (IPD) system from the start of the project.
Image c/o: StructureCraft
Advice
Drill holes in the floors for electrical wiring to pass through and treat the hole to resist fire. Use a mechanical shaft (for example, the garbage disposal chute) to bring electrical wiring together and reduce the amount of work.
Advice
On-site vs off-site fabrication: there can be problems either way.
Advice
Integrating MEP only after model completion results in significant delay (in one example, material ordering was delayed by 6 weeks).
Advice
Steel connectors should be the responsibility of the same party that owns the timber manufacturing scope. They should be modelled at the same time, resulting in the purchase of the correct parts.
Advice
General bracing advice, from the installer to the general contractor: At a minimum, shore the midspans.