UFC 3-300-10N
25 May 2005
Anchors for interior non-bearing, non-shearwall partitions shall not be less than 10mm
(3/8 inch) diameter embedded anchor bolts, expansion anchors, or adhesive anchor
systems with 101mm (4 inch) embedment spaced a maximum of 1219mm (48 inches)
on center, or with 3.7mm (0.145 inch) diameter powder-actuated fasteners spaced at
610mm (24 inches) on center.
2-3.7.5 Cold-formed steel members must be connected with screw fasteners or by
welding. The use of "pneumatic nailing" is not permitted.
2-3.7.6 For cold-formed steel members exposed to spray from salt, salt water,
brackish water, or seawater or provide steel members that exceed the required design
thickness or provide G90 galvanizing, and connect with corrosion-resistant fasteners.
2-3.7.7 The Project Architect and Structural Engineer must coordinate the design of
cold-formed framing for all architectural uses (interior partitions, secondary framing
members, support systems for architectural finishes, etc.).
2-3.8
Aluminum.
2-3.8.1 Unless otherwise noted herein, all aluminum design and construction must be
in accordance with UFC 1-200-01.
2-3.9
Wood Framing.
2-3.9.1 Unless otherwise noted herein, all wood framing design and construction
must be in accordance with UFC 1-200-01.
2-3.9.2 The moisture content of lumber must not exceed 19 percent for dimensional
lumber, or 25 percent for timbers, at the time of delivery to the site. For other lumber
products, the moisture content must be in accordance with the standard under which
the product is produced.
2-3.9.3 The minimum thickness of wood structural panels used for horizontal or
vertical diaphragms must be 12.7mm (1/2 inch).
2-3.9.4 All wood-framed walls must be anchored to foundations with galvanized
anchors as needed to resist the design forces. Anchors for exterior walls, interior load-
bearing walls, and shear walls must not be less than 12.7mm (1/2 inch) diameter
embedded anchor bolts, expansion bolts, or adhesive anchor system with 102mm (4
inches) embedment spaced a maximum of 1219mm (48 inches) on center. Anchors for
interior non-bearing, non-shearwall partitions must not be less than 10mm (3/8 inch)
diameter embedded anchor bolts, expansion anchors, or adhesive anchor systems with
102mm (4 inch) embedment spaced a maximum of 1219mm (48 inches) on center, or
with 3.7mm (0.145 inch) diameter powder-actuated fasteners spaced at 610mm (24
inches) on center.
2-3.9.5 Trusses and glued-laminated members shall be designed and constructed
using machine-graded (MSR) or machine evaluated lumber (MEL).
2-9
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