Subgrade
Plaza Deck and Waterproofing Design Services
Life Science Facility
Harvard University Cambridge, Massachusetts
Client’s Need
An office facility extending 24-30 feet
underground and below the free-standing
water table
A plaza deck/garden roof assembly installed
over the below-grade office facility
Gale’s
Services
Provided design development and product
research for appropriate waterproofing
systems
Designed the subgrade waterproofing
system and plaza deck/garden roof assemblies
including applicable details and technical
specifications
Provided full-time monitoring services,
overseeing installation of the assemblies
(assemblies included modified bitumens,
high-density polyethylene, and thermoplastic
membranes)
Attended construction meetings and provided
construction clarifications and technical
assistance for all waterproofing systems
applications
