Complete Compiled Specification.pdf - Peck Ormsby Construction

eams. These conditions are to be anticipated and sleeves installed as provided for under "Sleeves".
INSERTS:
Furnish and set, in all necessary locations, before or during construction, unistrut inserts for use in connection
with the support and seismic restraint of piping, ductwork, and equipment furnished under this division of the
work.
SLEEVES:
Sleeves for Concrete or Masonry Surfaces:
For pipes passing thru masonry or concrete construction, provide sleeves at least two pipe sizes larger than the
pipe passing thru and made from sections of steel pipe.
Provide galvanized iron sleeves with collar on each side of wall for all ducts passing thru masonry or concrete
construction.
Sleeves shall be placed in structural members only where approved by the Owner's representative.
Sleeves through foundation walls below grade shall be mechanical seal type with watertight sealing grommets
and pressure rings. Sealing grommets shall be non-melting at temperatures incurred. Foundation wall sleeves
shall be "O.Z. Type WSK".
Sleeves thru Finished Surfaces:
For pipes passing thru finished partitions or ceilings, provide galvanized sheet iron sleeves of suitable size. The
sleeves shall be fastened to construction to prevent creep along pipe and the sleeve ends shall be flush with
finished surfaces. Provide escutcheon plates at each side of finish wall or floor or ceiling for all pipes passing
thru same.
Sleeves thru Fire-rated Surfaces:
All pipe and duct sleeves in fire walls and surfaces shall be packed inside after pipes and ducts have been
placed with an approved UL listed fire insulation similar to 3M fire protection products. This contractor shall
submit complete installation details for the through-penetration fire protection sleeves proposed for use on this
project.
Sleeves thru Sound Rated Surfaces:
Sleeves thru sound rated walls or surfaces shall be installed so as to provide the same sound transfer coefficient
as the surface in which they are installed. This contractor shall submit complete installation details for all sound
rated sleeves.
Sleeves thru Floors:
Sleeves for all pipe and duct penetrations thru floors above grade shall extend 1" above the floor and shall be
______________________________________________________________________________________
SEGO LILY ELEMENTARY SCHOOL CLASSROOM ADDTION March 2, 2009
BASIC MATERIALS & METHODS 15050-2