Complete Compiled Specification.pdf - Peck Ormsby Construction

A. Rubber hose shall be furnished and installed where indicated on the Plans and specified herein.
Rubber hose larger than 1-1/2 inches in size shall be Style MHB, as manufactured by the Goodyear
Rubber Company; P-293 Non-Twist Fire Hose as manufactured by Uniroyal Inc.; equivalent Goodall
Rubber Company; or equal. Rubber hose !-inch through 1-1/2-inch shall be Wingfoot General
Purpose as manufactured by Goodyear Rubber Company; P-999 General Purpose Air Hose as
manufactured by Uniroyal; equivalent Goodall Rubber Company; or equal. Hose ends shall be
equipped and fitted with appropriate combination clamped nipples and threaded ends to make up
the assembly shown on the Plans. Hose shall be neoprene or approved oil resistant material and
suitable for a working pressure of not less than 150 pounds per square inch.
PART 41 SPECIALTIES
A. The Contractor shall furnish and install, wherever shown on the Plans, as called for in these
Specifications, or as required for proper operation of equipment, all items specified under this
heading including gaskets, bolts, caulking materials, hangers, supports, guides, anchors, and such
incidental materials and equipment as are required to make the items complete and ready for use.
PART 42 FLEXIBLE PIPE COUPLINGS
A. Where shown on the Plans or specified, or elsewhere as approved by the Engineer for the
Contractor's convenience, flexible couplings shall be furnished and installed.
B. Flexible couplings shall be galvanized when on galvanized pipe or on pipe which are epoxy or
cement lined, or when underground. When flexible type couplings are used as expansion joints, the
ends of the pipe shall be separated to allow for expansion.
1. For cast iron pipes, flexible couplings shall be Dresser Style 53; Rockwell Series 430;
Baker Series 228; or equal.
2. For steel pipes, flexible couplings shall be Dresser Style 38; Rockwell Series 411; or equal,
except where other Styles are required for special conditions. Where indicated on the Plans,
flexible couplings shall be suitable for connecting pipes which have different outside
diameters.
C. Flanged coupling adapters shall have not less than two anchor studs each.
.
PART 43 FITTINGS
1. Where flexible couplings are installed underground, Type 316 stainless steel bolts shall be
used. The entire coupling shall be given a 20-mil coat of T.C. Mastic as manufactured by the
Tape Coat Company, Inc.; Bitumastic No. 50 as manufactured by Koppers Company, Inc.; or
equal.
2. Gaskets for all couplings except those on the air piping system shall be neoprene rubber,
or equal. Gaskets for couplings in the air piping system shall be suitable for operation at a
temperature of 250 degrees F.
3. All flexible couplings shall have tie downs unless directed otherwise with a written note on
the Plans.
A. Changes in pipe size on soil and waste lines shall be made with reducing fittings. All changes in
direction shall be made by use of 45-degree wyes, half wyes, long sweep 1/4 bends, 1/6, 1/8, or
1/16 bends, except that sanitary tees may be used on vertical stacks; and short 1/4 bends or
SEGO LILY ELEMENTARY SCHOOL CLASSROOM ADDITION 02630 - 16
PIPING, VALVE, GATES AND SPECIALTIES MARCH 2, 2009