AWS EDITION 1, 2009

199

© 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 8 - Wall Surfacing (Page 28 of 32)

EXECUTION

INSTALLATION RULES (continued)

DESCRIPTION E C P



6.1

G E N E R A L 

GENERAL (continued)



6.1.7

F L U S H N E S S

FLUSHNESS of joinery (continued)

6.1.7.2 Of WOOD to NON-WOOD shall not exceed:

6.1.7.2.1 At FLAT and SHAPED surfaces:

6.1.7.2.1.1 0.100" (2.5 mm) M

6.1.7.2.1.2 0.075" (1.9 mm) M

6.1.7.2.1.3 0.050" (1.3 mm) M

6.1.7.3 Of NON-WOOD to NON-WOOD and/or ALL ELEMENTS shall not exceed:

6.1.7.3.1 At FLAT surfaces:

6.1.7.3.1.1 0.100" (2.5 mm) M

6.1.7.3.1.2 0.075" (1.9 mm) M

6.1.7.3.1.3 0.050" (1.3 mm) M

6.1.7.3.2 At SHAPED surfaces:

6.1.7.3.2.1 0.125" (3.2 mm) M

6.1.7.3.2.2 0.100" (2.5 mm) M

6.1.7.3.2.3 0.075" (1.9 mm) M

6.1.8

F A S T E N I N G

FASTENING shall:

6.1.8.1 Use CONCEALED fastening wherever possible.

6.1.8.1.1 If exposed fastening is required to complete the installation:

6.1.8.1.1.1 Fasteners shall be set in quirks or reliefs (where possible), countersunk, and kept to a minimum.

6.1.8.1.1.2 PERMITand/or pins. use of construction adhesive, finish nails, trim screws,

6.1.8.1.1.3 DO NOT PERMIThardened screws. the use of drywall, bugle-head, or case-

6.1.8.1.1.4 Require exposed fasteners to be inconspicuous, as dethe glossary. fined in

6.1.8.1.1.5 DO NOT PERMIT exposed fastening through HPDL.

6.1.8.1.1.6 REQUIRE prefinished materials to be filled by the installer with

matching filler furnished by the woodwork supplier.

6.1.8.1.1.7 REQUIRE unfinished materials to be filled by the paint

contractor or others.

6.1.8.1.2 Use of an extruded metal Z-mold or clips and/or French dovetail cleats is

acceptable for blind installation.

6.1.9 REVEAL STRIPS that are grooved into paneling are to be left floating and allowed to expand and contract in

reaction to changing relative humidity.

6.1.10 EXPANSION JOINTS shall be provided equivalent to 1/16" (1.6 mm) per 48" (1219 mm) of linear elevation.

6.1.11 PANELING shall be:

6.1.11.1 Of adequate thickness or furred and installed in such a way as to avoid deflection when normal pressure is applied.

6.1.11.2 Free of warp exceeding:

6.1.11.2.1 1/16" (1.6 mm) per linear foot M

6.1.11.2.2 3/64" (1.2 mm) per linear foot M

6.1.11.2.3 1/32" (0.8 mm) per linear foot M

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