Complete Compiled Specification.pdf - Peck Ormsby Construction

D. Metal Closure Strips: Fabricate metal closure strips for openings between decking and other
construction, of not less than 0.045" minimum (18-gauge) sheet steel. Form to provide tight
fitting closures at open ends of flutes and sides of decking where required for concrete floors.
PART 3 - EXECUTION
3.01 INSPECTION
A. Installer must examine areas and conditions under which metal decking is to be installed, and
notify Contractor of conditions detrimental to proper and timely completion of work. Do not
proceed with work until unsatisfactory conditions have been corrected in a manner
acceptable to Installer.
B. Contractor to provide written inspection and certification of all welds prior to installation of
roofing system.
3.02 INSTALLATION
A. General: Install deck units and accessories in accordance with manufacturer's
recommendations, shop drawings and as specified herein.
B. Place deck units on supporting steel framework and adjust to final position with ends
accurately aligned and bearing on supporting members before permanently fastened. Do not
stretch or contract side lap interlocks.
C. Place deck units flat and square, secure to adjacent framing without warp or excessive
deflection.
D. Coordinate and cooperate with structural steel erector in locating decking bundles to prevent
overloading of structural members.
E. Do not place deck units on concrete supporting structure until concrete has cured and is dry.
F. Cutting and Fitting: Cut and neatly fit deck units and accessories around other work
projecting through or adjacent to the decking, as shown.
G. Reinforcement at Openings: Provide additional metal reinforcement and closure pieces as
required for strength, continuity of decking, and support of other work shown.
H. Hanger Slots or Clips: Provide manufacturer's standard hanger attachment devices.
I. Welding:
1. Weld to all supports perpendicular to corrugations with seven 3/4" diameter minimum
fusion welds per sheet (36" wide sheet).
2. Weld to all supports parallel to corrugations with 3/4" diameter minimum fusion welds
at 12" o.c.
3. Weld all interlocking side seams between adjacent pieces of deck as follows: 1-1/2"
long top seam welds at 24" o.c. If VSC Punch Lock System is used, follow Verco
requirements and spacing shown on the drawings.
J. Closure Strips: Provide metal closure strips at open uncovered ends and edges of roof
decking, and in voids between decking and other construction. Weld into position to provide a
complete decking installation.
SEGO LILY ELEMENTARY SCHOOL CLASSROOM ADDITION MARCH 2, 2009
STEEL DECK 05300 - 3