AWS EDITION 1, 2009

274

© 2009, AWI, AWMAC, WI - Architectural Woodwork Standards - 1st Edition, October 1, 2009

As may be updated by errata at http://www.awinet.org, http://www.awmac.com, or http://www.woodworkinstitute.com/awserrata/

PRODUCT

MATERIAL, MACHINING, AND ASSEMBLY RULES (continued)

DESCRIPTION E C P



4.4

A S S E M B L Y 

ASSEMBLY (continued)



4.4.8

ENDS and DIVISIONS (continued)

4.4.8.6 A SOLID DIVISION behind all vertical FACE-FRAME members or hanging stiles. MM

4.4.8.7

DRAWER COMPARTMENTS to be separated from shelf or open compartments by a solid

vertical division unless prevented by design or usage.

4.4.8.8 At PANELED CONSTRUCTION, stiles and rails to be a minimum of 3/4” (19 mm) thickness, with:

4.4.8.8.1 A minimum of 1/4” (6.4 mm) PANEL thickness.

4.4.8.8.2 HARDBOARD not permitted for transparent finish.

4.4.8.9 FREE-STANDING end panels shall provide for concealed installation. M

4.4.9

T O P S & B O T T O M S

TOPS and BOTTOMS require:

(Note: Base cabinets with separate countertops are not covered within this heading; see “Stretchers.”)

4.4.9.1 A minimum THICKNESS of 3/4” (19 mm), design permitting.

4.4.9.2

B O T T O M S

BOTTOMS of wall-hung cabinets:

4.4.9.2.1 When UNSUPPORTED, not to exceed 48” (1219 mm).

4.4.9.2.2 JOINTS are permitted where ends are flush with bottoms in each unit.

4.4.9.2.3 EXPOSED EDGES of the ends shall be banded with the same

material as the exposed surfaces.

MM

4.4.9.2.4 CORES to be subject to a 40 lb (18.1 kg) load capacity of the

manufacturer’s option.

MM

4.4.9.2.5 With a 50 lb (22.7 kg) load capacity at SCHOOLS, HOSPITALS,

and LIBRARY BOOKSHELVES.

MM

4.4.9.2.6 Be SECURED to ends, divisions, and back. MM

4.4.9.2.7

With THICKNESS of 1” (25.4 mm) minimum when made with

particleboard core and are 42” (1069 mm) and over in length. MM

4.4.9.2.8

If ENDS EXTEND below the bottom, the interior exposed surface of

the end shall be of the same material as the exposed surface. MM

4.4.9.2.9 When THICKER is desired due to heavy loads, they shall be so specified.

4.4.9.2.10 At EXPOSED INTERIOR, shall be uniform in thickness for the

entire elevation or connected elevations, except: MM

4.4.9.2.10.1 When (38.1 mm) face-frame member.CONCEALED behind a minimum 1-1/2” MM

4.4.9.3

T

O

P

S

TOPS of wall-hung and tall cabinets:

4.4.9.3.1 Are not considered LOAD-BEARING.

4.4.9.3.2 At TYPE I construction, permit joints where exposed ends are flush with tops,

and:

4.4.9.3.2.1 END shall be BANDED to match other exposed surfaces,

except:

4.4.10 SECURITY and DUST PANELS shall:

4.4.10.1

Be FURNISHED above locked doors and drawers, only if each drawer or door is keyed

differently.

4.4.10.2 Be a SOLID PIECE of plywood, particleboard, medium-density fiberboard, or solid phenolic, a

minimum of 1/2” (12.7 m) in thickness, and:

4.4.10.2.1

If front and rear STRETCHERS are used, a 1/4” (6.4 mm) panel may be let into

the stretchers.

Section 10 - Casework (Page 31 of 51)

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