With over 65 years of thoughtful product innovation and leadership in structural engineering, Simpson Strong-Tie offers smart solutions for mass timber to meet this industry's unique demands.
From our rigorously tested connectors, fasteners, adhesives and mechanical anchors that provide strength and design flexibility, to a nationwide supply network that delivers exactly what you need, when you need it — our solutions and expertise can help you build mass timber projects faster, easier and stronger than ever.
If you are ready to discuss mass timber solutions with Simpson Strong-Tie, we are here to help! If you require immediate assistance, please call (800) 999-5099.
Find product solutions that save industry professionals delivery time and time on the jobsite — while providing the strength, flexibility and reliability they expect from Simpson Strong-Tie.
The purpose of this design guide is to assist qualified structural engineers and design professionals (including the Engineer of Record) in understanding how to determine whether Simpson Strong-Tie connectors and fasteners may be used in the design of connections in CLT diaphragms in accordance with SDPWS 2021.