Greenheck Fan Centrifugal Roof Downblast Exhaust Fans GB - Manual (Page 49)

49
Direct Drive, Severe Duty
Specifications
Model G
High Wind Specifications
Fans shall meet all Greenheck wind-load
standards and shall contain the following
third-party certifications:
• Miami-Dade NOA# 12-0120.13
• Licensed P.E. calculations shall be available for
fan per ASCE 7-05 Minimum Design Loads for
Buildings and Other Structures for exposure Class
C, 60 foot building height, and a type II building.
• Fan shall be tested in accordance with ASTM
E-330-02 Structural Performance of Exterior
Windows, Doors, Skylights, and Curtain Walls by
Uniform Static Air Pressure Difference and Florida
Building Code Test Protocol TAS-201, 202 and 203
at the ASCE 7-05 calculated design load.
• Licensed P.E. calculations for attachment of fan to
curb shall be available for ASCE 7-05 determined
design pressure.
• All calculations and testing shall be done by a state
licensed P.E., and a certified test lab.
Fans shall be Greenheck model G, as specified on
page 48, with high wind-resistant construction option
and manufactured by Greenheck Fan Corporation in
Schofield, Wisconsin, USA.
Seismic Specifications
Fans shall meet International Building Code (IBC)
2009, 2012 and the California Office of Statewide
Health Planning and Development (OSHPD)
requirements for seismic certifications as listed.
• All Greenheck seismically certified models shall
be tested to the most severe seismic event on
the Spectral Response Map per IBC Figures
1613.5 (1-2). Testing shall be performed under the
worst case scenario, using the highest mapped
seismic load, highest level occupancy category,
worst case site class, and highest code mandated
importance factor.
• Fans shall be shake table tested in accordance
with ICC ES AC-156, in which the fans are
physically subjected to the same or greater forces
as experienced during a seismic event.
• For applications which are not covered by
California OSHPD standards, Greenheck seismic
models G shall be certified by a third party
engineering firm to IBC 2009, 2012 and
ASCE 7-05 standards.
• Greenheck seismic model G has been certified to
IBC 2009, 2012, ASCE 7-05 and California OSHPD
standards through engineering calculations and
shake table testing of all models by independent
third party engineering firms.
Fans shall be Greenheck model G, as specified on
page 48, with seismic rated construction option and
manufactured by Greenheck Fan Corporation in
Schofield, Wisconsin, USA.