Microsoft Building 122
Post Tensioning Solutions was selected as the post-tensioning specialty contractor. Our scope consisted of removing the post-tensioned slabs for HVAC penetrations, skylights, and three stories of atrium openings in two locations in the existing structure. Atrium openings were 30′ x 75′. The owner’s objective was to have all of their employees’ work areas within 30 ft of sunlight, thus creating a better work environment.
More than 1,200 tendons had to be controlled de-tensioned and re-anchored for this modification. This was done without shoring the entire building by using our specialized process
Service Type: PT slab retrofit
Location: Redmond, WA
Date Completed: 06/2018