final bid specs 09328.pdf - Freese and Nichols, Inc.

e. Building Drift: Lateral deflection of 1/180 of the height.
5. Design secondary framing system to accommodate deflection of primary building structure
and construction tolerances, and to maintain clearances at openings.
6. Provide metal panel assemblies capable of withstanding the effects of loads and stresses
indicated, based on testing according to ASTM E 1592.
B. Thermal Movements: Provide metal panel systems that allow for thermal movements resulting
from the following maximum change (range) in ambient and surface temperatures by preventing
buckling, opening of joints, overstressing of components, failure of joint sealants, failure
of connections, and other detrimental effects. Base engineering calculation on surface
temperatures of materials due to both solar heat gain and nighttime-sky heat loss.
1. Temperature Change (Range): 120 deg F, ambient; 180 deg F, material surfaces.
C. Thermal Performance: Provide insulated metal panel assemblies with the following maximum
U-factors and minimum R-values for opaque elements when tested according to
ASTM C 1363 or ASTM C 518:
1. Metal Roof Panel Assemblies:
a. R-Value: 19
2. Metal Wall Panel Assemblies:
a. R-Value: 13
D. Air Infiltration for Metal Roof Panels: Air leakage through assembly of not more than 0.06
cfm/sq. ft. (0.3 L/s per sq. m) of roof area when tested according to ASTM E 1680 at negative
test-pressure difference of 1.57 lbf/sq. ft. (75 Pa).
E. Air Infiltration for Metal Wall Panels: Air leakage through assembly of not more than 0.06
cfm/sq. ft. (0.3 L/s per sq. m) of wall area when tested according to ASTM E 283 at static-airpressure
difference of 6.24 lbf/sq. ft. (300 Pa).
F. Water Penetration for Metal Roof Panels: No water penetration when tested according to
ASTM E 1646 at test-pressure difference of 2.86 lbf/sq. ft. (137 Pa).
G. Water Penetration for Metal Wall Panels: No water penetration when tested according to
ASTM E 331 at a minimum differential pressure of 20 percent of inward-acting, wind-load design
pressure of not less than 6.24 lbf/sq. ft. (300 Pa) and not more than 12 lbf/sq. ft. (575
Pa).
H. Wind-Uplift Resistance: Provide metal roof panel assemblies that comply with UL 580 for
Class 90.
1.06 SUBMITTALS
A. Product Data: Include construction details, material descriptions, dimensions of individual
components and profiles, and finishes for each type of the following metal building system
components:
1. Structural-framing system.
2. Metal roof panels.
3. Metal wall panels.
4. Translucent panels.
5. Insulation.
6. Flashing and trim.
7. Doors.
Metal Building Systems 13 34 19 - 3
DPR09328