SECTION 09730

ELASTOMERIC LIQUID FLOORING

PART 1 GENERAL

SECTION INCLUDES

Fluid applied polyurethane elastomeric flooring.

[Perimeter edging.]

PRODUCTS INSTALLED BUT NOT FURNISHED UNDER THIS SECTION

[Section [_____ - __________:] Perimeter edging.]

PRODUCTS FURNISHED BUT NOT INSTALLED UNDER THIS SECTION

[Section [_____ - __________:] Installation of [perimeter edging.] [_______________.]]

RELATED SECTIONS

Section [_____ - __________:] Concrete subfloor with [broom] [__________] finish.

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

Section 07900 - Joint Sealers: Joint between base and wall surface.

Section 09705 - Resinous Flooring.

Section 09735 - Neoprene-Hypalon Flooring.

Section 09765 - Fluid Applied Vinyl Chip Flooring.

REFERENCES

ASTM D395 - Rubber Properties - Compression Set.

ASTM D412 - Rubber Properties in Tension.

ASTM D1044 - Resistance of Transparent Plastic Materials to Abrasion.

ASTM D2240 - Rubber Property - Durometer Hardness.

UL - Underwriters Laboratories.

PERFORMANCE REQUIREMENTS

Install flooring to conform to the following:

Property	ASTM_Test Result

Tensile Strength	D412	[200 - 900] [_____] psi

([1.4 - 6.2] [_____] MPa)

Moisture Absorption	[0.5 - 2.5] [__________]

percent

Compression Set D395 [95] [_____] percent	Elongation D412 [100 - 300] [__________]

percent

Hardness	D2240

Shore D [55 - 65]	[__________]

Abrasion Resistance D1044	Maximum weight loss

of [_____] gm/1000 cycles

QUALIFICATIONS

Applicator: Company specializing in elastomeric flooring applications with [_____] years [documented] experience.

Supervisor: Trained by product manufacturer[,][.] [under direct full time supervision of manufacturer's [own] [plant trained] foreman.]

REGULATORY REQUIREMENTS

Conform to [applicable] [__________] code for flooring flame/fuel/smoke ratings in accordance with [UL.] [_____.]

MOCKUP

Provide mockup of [10] [_____] sq ft ([one] [_____] sq m) of flooring and [3] [_____] lineal ft ([one] [_____] m) of base under provisions of Section [01400.] [01405.]

Provide analysis of mockup under provisions of Section [01400.] [01410.]

If accepted, mockup will demonstrate minimum standard for the Work. Mockup may [not] remain as part of the Work.

TESTS

Provide [analysis] [and] [testing] of the work of this Section under provisions of Section [01400.] [01410.]

Test samples in accordance with [_______________.]

SUBMITTALS

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

Submit shop drawings indicating [layout and dimensions for game lines][.] [and] [_____________________.]

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

Submit product data for flooring materials [and] [_______________.]

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

Submit [two] [_____] samples [_____ x _____] inch([_____ x _____] mm) in size illustrating color and variation.

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

Submit manufacturer's certificate under provisions of Section [01400] [01405] that [products] [__________] meet or exceed [specified requirements.] [_________________.]

OPERATION AND MAINTENANCE DATA

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

Include procedures for stain removal, repairing surface, and cleaning.

DELIVERY, STORAGE, AND HANDLING

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

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

Store materials in a dry, secure area.

Maintain minimum temperature of [60] [_____] degrees F ([16] [_____] degrees C).

Keep products away from fire or open flame.

ENVIRONMENTAL REQUIREMENTS

Do not install flooring when temperature is below [70] [_____] degrees F ([21] [_____] degrees C) or above [90] [_____] degrees F ([32] [_____] degrees C).

Maintain this temperature range, 24 hours before, during, and [72] [_____] hours after installation of flooring.

Maintain relative humidity at a minimum of [25] [_____] percent and a maximum of [50] [_____] percent.

Provide uniform lighting of [50] [_____] fc ([540] [_____] Lux) in area of installation.

Restrict traffic from area where flooring is being installed or is curing.

WARRANTY

Provide [three] [_____] year warranty under provisions of Section [01700.] [01740.]

Warranty: Include coverage for delamination of flooring [and base] from substrate, degradation, continued resiliency[,][.] [and] [__________.]

PART 2 PRODUCTS

MANUFACTURERS

[____________________________________________.]

[____________________________________________.]

[____________________________________________.]

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

MATERIALS

Base Coat: Fluid applied polyurethane, [_____] color[.] [as selected.]

Top Coat: Fluid applied polyurethane, clear color.

Primer: As recommended by flooring material manufacturer.

Cant Strips: [One x one] [_____ x _____] inch ([25 x 25] [_____ x _____] mm) x 45 degrees, [of dense sponge rubber compatible with floor materials.] [bent galvanized sheet metal with nailing flanges for attachment.]

Sealant: [__________] type, compatible with flooring materials.

PART 3 EXECUTION

EXAMINATION

Verify that [surfaces] [substrate] are ready to receive work, and that subfloor surface is clean, cured, and free of substances which could affect bond.

Do not begin work until [concrete substrate has cured [28] [_____] days minimum, and measured moisture content is not greater than [16] [_____] percent.] [wood substrate has dried to a maximum moisture content of [12] [_____] percent.]

[Test concrete surface for negative alkalinity with litmus

paper test.]

Beginning of installation means acceptance of [existing surfaces.] [substrate.]

PROTECTION

Protect elements surrounding the work of this Section from damage or disfiguration.

PREPARATION

Clean substrate surface free of foreign matter.

Patch [wood] [concrete] [__________] floor substrate with filler to produce smooth, even surface.

Install cant strips secure.

INSTALLATION

Apply flooring in accordance with manufacturer's instructions.

Apply primer to prepared substrate to a dry film thickness of [_____] mils ([_____] mm).

Apply base [coat] [coats] to a minimum thickness of [1/4] [3/8] [_____] inches ([6] [9] [_____] mm)[.] [each.]

Apply game lines over base coat in accordance with diagram on [shop drawings] [Drawings] to a minimum thickness of [_____] mils ([_____] mm). Apply top coat to a minimum thickness of [_____] mils ([_____] mm)[.] [each.]

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

Apply first top coat to a minimum thickness of [_____] mils ([_____] mm). Apply game lines over top coat in accordance with diagram on [shop drawings] [Drawings] to a minimum thickness of [_____] mils ([_____] mm). Apply second top coat to a minimum thickness of [_____] mils ([_____] mm).

Apply first top coat to a minimum thickness of [_____] mils ([_____] mm). Apply [second] [subsequent] top [coat] [coats] to a minimum thickness of [_____] mils ([_____] mm)[.] [each.]

Extend primer, base, and top coats up intersecting and perimeter vertical surfaces, [4] [_____] inches ([100] [_____] mm). Terminate top edge clean and straight.

[Slope to drains.] Provide [cove] [fillet and cove] at vertical surfaces.

[Apply sealant to junction of base screed and wall surface.]

PROTECTION

Protect finished installation under provisions of Section [01500.] [01535.]

Do not permit traffic over finished floor surfaces for [4] [_____] days minimum.

SCHEDULE

Mechanical Room 1420: One base coat of 'Hazel Blue' color, and one clear top coat, 6" base height in matching color.

Games Room: Three base coats of 'Light Brown', one clear top coat; game lines in red, blue, and yellow as detailed, and two clear top coats over game lines.

END OF SECTION