AWS EDITION 1, 2009

139

© 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/

Section 6 - Interior & Exterior Millwork (Page 18 of 31)

PRODUCT

MATERIAL, MACHINING, AND ASSEMBLY RULES (continued)

DESCRIPTION E C P



4.3

M A C H I N I N G

MACHINING (continued)

4.3.10

S R E E N S

SCREENS requires:

4.3.10.1 MORTISE and TENON, SLOT MORTISE, or DOWELED construction.

4.3.10.2

WIRE CLOTH stretched taut and securely attached to the frame or rolled into a kerf-rabbeted

frame.

4.3.10.3 MOLD neatly mitered and securely attached to the frame.

4.3.10.4 FRAME WIDTH and PROFILE of the manufacturer's option.

4.3.11 ORNAMENTAL MILLWORK shall:

4.3.11.1 Permit cut-sawn edges at SCROLL WORK.

4.3.11.2 Require TURNINGS to be clean, cut, sanded, and well-matched for alignment.

4.4

A S S E M B L Y 

ASSEMBLY of:

4.4.1

J O I N T S 

JOINTS at ASSEMBLED WOODWORK shall:

4.4.1.1 Be neatly and accurately made.

4.4.1.2 Be SECURELY GLUED, with:

4.4.1.2.1 ADHESIVE residue removed from all exposed and semi-exposed surfaces.

4.4.1.3 Be REINFORCED with glue blocks where essential.

4.4.1.4 Utilize clamp nail, biscuit spline, butterfly, scarf, or dowel joinery. M

4.4.1.5 Utilize biscuit spline, butterfly, scarf, or dowel joinery. M

4.4.1.6 Be MECHANICALLY FASTENED with nails or screws, where practical, with:

4.4.1.6.1 Fasteners at solid wood countersunk.

4.4.1.6.2 Fasteners at solid wood in molding quirks or reliefs where possible. MM

4.4.1.7 NOT PERMIT fasteners at exposed surfaces of HPDL or overlay sheet products.

4.4.1.8

F L U S H N E S S

Require FLUSHNESS VARIATIONS at exposed surfaces when mitered or butted not to exceed, at

(See Flushness Test illustrations in COMPLIANCE):

4.4.1.8.1 INTERIOR

4.4.1.8.1.1 0.025" (0.6 mm) M

4.4.1.8.1.2 0.005" (0.1 mm) M

4.4.1.8.1.3 0.001" (0.03 mm) M

4.4.1.8.2 EXTERIOR

4.4.1.8.2.1 0.05" (1.3 mm) M

4.4.1.8.2.2 0.025" (0.6 mm) M

4.4.1.8.2.3 0.015" (0.4 mm) M

4.4.1.9

G

A

P

S

Require GAPS at exposed surfaces when mitered or butted not to exceed

(see Test A illustrations in COMPLIANCE):

4.4.1.9.1 INTERIOR

4.4.1.9.1.1 0.05" (1.3 mm) wide by 20% of the joint length M

4.4.1.9.1.2 0.025" (0.6 mm) wide by 20% of the joint length M

4.4.1.9.1.3 0.015" (0.4 mm) wide by 20% of the joint length M

4.4.1.9.2 EXTERIOR

4.4.1.9.2.1 0.075" (1.9 mm) wide by 30% of the joint length M

4.4.1.9.2.2 0.05" (1.3 mm) wide by 30% of the joint length M

4.4.1.9.2.3 0.025" (0.6 mm) wide by 30% of the joint length M

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