7.5 Building Construction
Types of Construction. For each construction type,
General. The interior finish requirements for walls,
design fire resistive ratings of structural members in
ceilings, floors, draperies, curtains, and movable partitions
accordance with the requirements in the IBC.
shall meet the requirements in the IBC.
Special Inspections. The GSA Project Manager shall
Special Requirements. The following requirements take
ensure that special inspections for sprayed fire-resistant
precedence over the requirements in the IBC:
materials applied to structural elements and decks are
Adhesives and other materials used for the installation of
in accordance with the requirements in the IBC. Special
carpets shall be limited to those having a flash point of
inspections shall be based on the fire-resistive design as
60 degrees C (140 degrees F) or higher.
designated in the approved construction documents.
All other materials composed of combustible substances,
such as wood (e.g., plywood, 610 mm by 1219 mm (2 feet
by 4 feet) wood boards, etc.) shall be treated with fire-
retardant chemicals by a pressure impregnation process
or other methods that treats the materials throughout
(as opposed to surface treatment).
216 F A C I L I T I E S S T A N D A R D S
FOR THE
PUBLIC
BUILDINGS
SERVICE
7.5 Building Construction/Interior Finishes
Revised March 2005 PBS-P100