Our office is involved in a project in which shrinkage cracks, varying in width from 0.003” to 0.009,” have developed in a new 3” exposed-aggregate topping slab. The topping slab was placed over an existing, exterior structural slab.
This project is located in a mid-Atlantic state and the slab...
Section 2305.3.11 of IBC-06 requires 3-inch nominal sill plates for shearwalls that resist a load of 350 plf (ASD) or 490 plf (LRFD). This section has been removed in the IBC-09 and Section 2305 now requires use of AF&PA Special Design Provisions for Wind and Seismic (SDPWS). The SDPWS does...
