Dtm ch 252 - Study guides, Class notes & Summaries

Seismic upgrades indicate what? That the building is pre-33 masonry construction. They are not present on post-33 masonry buildings. Where are pre-33 seismic upgrades visible? Most often they are visible from the side and read walls. What are 3 types of seismic upgrades found on pre-33 masonry construction? 1. Concrete caps on the top of parapet walls. 2. Bond beams wherever trusses contact the exterior bearing walls. 3. Rafter tie plates wherever floor joists or roof rasters ...