(a) Draftstopping shall be provided in all floor/ceiling assemblies under the following circumstances:
(1) When the ceiling is suspended under the floor framing; or
(2) When the floor framing is constructed of truss-type or open-web perforated members.
(b) In floor/ceiling assemblies the space between the ceiling membranes and floor shall be divided into two or more approximately equal areas with no area greater than 1,000 square feet. Draftstopping shall be provided parallel to the main framing members. The integrity of all draftstops shall be maintained.
(Ord. 1997-139. Passed 11-11-97.)