SECTION 09561

HARDWOOD FLOORING - ADHESIVE APPLIED

PART 1 GENERAL

SECTION INCLUDES

Wood flooring.

Surface finishing.

RELATED SECTIONS

Section [_____-__________]: [Recessed] Concrete subfloor surface.

Section [_____-__________]: Wood [overlay] subfloor surface.

Section [_____-__________]: Adjacent floor finish with edging abutting wood strip flooring.

Section [_____-__________]: Cushioned wood gymnasium flooring.

Section 09562 - Hardwood Flooring - Nailed.

Section 09570 - Wood Parquet Flooring.

[Section 09900 - Painting: Surface Finish to Flooring.]

REFERENCES

MFMA - Maple Flooring Manufacturers Association.

NOFMA - National Oak Flooring Manufacturers Association.

SUBMITTALS

Submit shop drawings under provisions of Section [01300.] [01340.]

Submit shop drawings indicating floor joint pattern and termination details.

Submit product data under provisions of Section [01300.] [01340.]

Submit product data for floor finish materials.

Submit samples under provisions of Section [01300.] [01340.]

Submit [two] [_____] samples [___x__] inch ([___x___] mm)

in size illustrating floor finish, color, and sheen.

Submit [MFMA] [NOFMA] [_____] certificate under provisions of Section [01400] [01405] that [products] [__________] meet or exceed [specified requirements.] [_____________.]

Submit [manufacturer's] [MFMA] [NOFMA] [_____] installation instructions under provisions of Section [01300.] [01340.]

MAINTENANCE DATA

Submit maintenance data under provisions of Section [01700.] [01730.]

Include recommended cleaning methods, cleaning materials, stain removal methods, and polishes and waxes.

QUALIFICATIONS

Manufacturer: Company specializing in manufacturing the products specified in this Section with minimum [three] [_____] years [documented] experience.

Installer: Company specializing in applying the work of this Section [with minimum [_____] years [documented] experience.] [approved by manufacturer.]

REGULATORY REQUIREMENTS

Conform to [applicable] [__________] code for flame spread rating of finished floor surface.

Provide certificate of compliance from [authority having jurisdiction.] [_______________.]

DELIVERY, STORAGE AND HANDLING

Deliver products to site under provisions of Section [01600.] [01610.]

Store and protect products under provisions of Section [01600.] [01620.]

Deliver materials to permit moisture content to stabilize to ambient conditions.

ENVIRONMENTAL REQUIREMENTS

Do not install wood flooring until wet construction work is completed and ambient air at installation space has moisture content stabilized.

Provide permanent heat, light, and ventilation prior to installation.

Maintain minimum room temperature [65] [___] degrees F ([18] [___] degrees C) for period of 2 days prior to

delivery of materials during and after installation.

PART 2 PRODUCTS

MANUFACTURERS

[______________________________] Product [__________.]

[______________________________] Product [__________.]

[______________________________] Product [__________.]

Substitutions: Under provisions of Section [01600.] [01630.]

MATERIALS

Flooring: Species and grade stamped on underside of each piece, conforming to the following:

Species:	[White Hard Maple (Acer Saccharum).]

[Beech (Fagus Gradifolia).] [White	Birch (Betula Alleghaniensis).]

Grade:	[First.] [Second and better.] [Third	and better.] [Third.]

Cut:	Edge Grain.

Moisture Content: [12 to 14] [__________] percent.

Actual Thickness: [25/32] [33/32] [41/32] [_____] inch

([20] [26] [32.5] [_____] mm).

Actual Width:	[1-1/2] [2-1/4] [3] [3-1/4] [3-1/2]

[_____] inches ([38] [57] [76] [83]	[89] [_____] mm).

Edge:	[Tongue and Groove.] [Square.]	[Bevelled.]

[__________.]

End:	[End matched.] [Square.].

Length:	[Random, minimum of [___] inches ([___]

mm).] [_______________.]

****** [OR] ******

Flooring: Species and grade stamped on underside of each piece, conforming to the following:

Species:	[White] [Red] Oak.

Grade:	[Clear.] [Select and better.] [No. 1

Common.] [No. 2 Common.]

Cut:	[Plain] [Quarter] sawn.

Moisture Content: [12 to 14] [__________] percent.

Actual Thickness: [3/4] [11/32] [15/32] [5/16] [33/32]

[_____] inch ([19] [8.7] [12] [8] [26]	[_____] mm).

Actual Width:	[1-1/2] [2] [2-1/4] [3] [3-1/4] [3-1/2]

[_____] inches ([38] [51] [57] [76]	[83] [89] [_____] mm).

Edge:	[Tongue and Groove.] [Jointed.]	[Bevelled.]

[__________.]

End:	[End matched.] [Square].

Length:	[Random, minimum of [_____] inches	([_____] mm).] [__________.]

Adhesive: Water resistive type as recommended by flooring manufacturer.

ACCESSORIES

Divider Strip: [Angle] [Tee] [Mill finish] [__________] anodized aluminum to [__________] profiles[.] [recommended by manufacturer.]

Subfloor Filler: Premix latex cementitious type.

FINISHES

Floor Finish: [Two component polyurethane] [Varnish] [__________], type recommended by flooring manufacturer.

PART 3 EXECUTION

EXAMINATION

Verify that surfaces are ready to receive work.

Verify that concrete subfloor surface is smooth and flat to plus or minus [1/8] [_____] inch in 10 feet ([3] [_____] mm in 3 m), free of oil, grease, dust, and foreign substance.

****** [OR] ******

Verify wood subfloor is properly secured, is smooth and flat to plus or minus [1/8] [_____] inch in 10 feet ([3] [_____] mm in 3 m), free of oil, grease, dust, and foreign substance.

Verify that required floor mounted utilities are in proper location.

Beginning of installation means installer accepts existing surfaces.

PREPARATION

Broom clean substrate.

Use subfloor filler to patch cracks, honeycomb, small holes, and for minor levelling.

INSTALLATION

Apply adhesive to prepared sub-floor in accordance with manufacturer's instructions. Ensure full adhesive contact to substrate.

Lay flooring symmetrical to room center line.

Lay flooring [strips] [planks] parallel to [length] [width] of room areas.

Arrange [strips] [planks] with [end matched grain] [square ends] set flush and tight.

Provide divider strips [at centerline of door openings][.] [and] [where flooring terminates with other floor areas.]

Provide [1/4] [_____] inch ([6] [_____] mm) expansion space at walls and other interruptions.

Within [1/2] [one] hour of laying, roll work thoroughly in both directions with [150] [_____] lb ([68] [_____] kg) roller.

Remove excess adhesive extruded through floor surface as work progresses.

FINISHING

Sand flooring to smooth even finish with no evidence of sander marks. Take precautions to contain dust. Remove dust by vacuum.

Mask off adjacent surfaces.

Apply [three] [_____] finish coats in accordance with floor finish manufacturer's instructions.

Apply first coat, allow to dry and buff with steel wool to remove irregularities. Vacuum clean and wipe with damp cloth.

Apply second [and successive] [coat.] [coats.] Allow to dry. Lightly buff with steel wool and vacuum clean.

Apply last coat of finish.

SCHEDULE

Entry Foyer: Red oak, random length strip, two coat varnish finish.

Corridor 103: White maple, equal length, staggered joint, three coat urethane finish.

END OF SECTION