VA 09 66 16-2011 TERRAZZO FLOOR TILE.pdf

1、10-11 09 66 16 - 1 SECTION 09 66 16 TERRAZZO FLOOR TILE SPEC WRITER NOTE: Delete between / - / if not applicable to project. Also delete any other item or paragraph not applicable in the section and renumber the paragraphs. PART 1 - GENERAL 1.1 DESCRIPTION Resilient / marble / granite / terrazzo til

2、e for installation over / wood / concrete / floors. 1.2 RELATED WORK A. Resilient Base: Section 09 65 13, RESILIENT BASE AND ACCESSORIES. B. Concrete floors: Section 03 30 00, CAST-IN-PLACE CONCRETE. C. Wood Subfloors: Section 06 10 00, ROUGH CARPENTRY. D. Color and Pattern: Section 09 06 00, SCHEDU

3、LE FOR FINISHES. 1.3 MANUFACTURERS QUALIFICATIONS A. Approval by Contracting Officer is required of products or service, or proposed manufacturer, suppliers and installers, and will be based upon submission by Contractor of certification that: 1. Manufacturer regularly and presently manufactures ter

4、razzo tile as one of his principal products. 2. Installer has technical qualifications, experience, trained personnel and facilities to install specified items. Approval will not be given, however, where experience record is one of unsatisfactory performance. 3. Manufacturers product submitted has b

5、een in satisfactory and efficient operation on three installations similar or equivalent to this project for three years. Submit list of installations. List shall include name of project, and owner and location of project. 1.4 SUBMITTALS A. In accordance with Section 01 33 23, SHOP DRAWINGS, PRODUCT

6、 DATA, AND SAMPLES, furnish the following: B. Flooring Manufacturers Literature and Data: Printed installation instructions for conditions indicated. C. Certificates: Indicating materials conform to specified requirements. Indicating flooring manufacturers approval of underlayment, adhesive and clea

7、ners. D. Samples: Terrazzo Tile (each color and pattern to be used) adhesive / vinyl / rubber / cove base, each color, 150 mm (6 inch) length Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-10-11 09 66 16 - 2 1.5 DELIVERY Deliver materials to job in

8、manufacturers original unopened containers, free of damage, with manufacturers brand name marked thereon. 1.6 STORAGE Store materials in a protected area. Storage area shall be kept dry and temperature of storage area shall not be lower than 10 degrees C (50 degrees F) or higher than 32 degrees C (9

9、0 degrees F). 1.7 PROJECT CONDITIONS Tiles shall not be installed until all other work that could cause damage to the finish flooring has been completed. Maintain a temperature of not less than 21 degrees C (70 degrees F) in spaces where tile is to be installed for at least 48 hours before, during a

10、nd after the laying of tiles. Bring tile into such spaces and allow it to condition at not less than 21 degrees C (70 degrees F) at least 48 hours before installing. A minimum temperature of 13 degrees C (55 degrees F) shall be maintained thereafter. 1.8 WARRANTY Terrazzo tile is subject to terms of

11、 “Warranty of Construction“ FAR clause 52.246-21, except that warranty period is two years in lieu of one year. 1.9 APPLICABLE PUBLICATIONS A. The publications listed below form a part of this specification to the extent referenced. The publications are referenced in the text by basic designation on

12、ly. B. American Society for Testing And Materials (ASTM): C109-08 Compressive Strength of Hydraulic Cement Mortars D2047-04 . Static Coefficient of Friction of Polish Coated Floor Surfaces as Measured by the James Machine E648-10 Critical Radiant Flux of Floor Covering Systems Using a Radiant Heat E

13、nergy Source C. Military Specifications (Mil. Spec.): MIL-D-3134J Deck Covering Materials PART 2 - PRODUCTS 2.1 TERRAZZO TILE Terrazzo tile shall consist of / marble / granite / chips embedded in a flexible thermo-set resin matrix. Tiles shall be 5 mm (3/16-inch) thick, and nominal 300 x 300 mm (12

14、inches by 12 inches) square. Tiles shall have a smooth polished finish with uniform color distribution of chips. / Marble chips shall be graded to / 16 / 6 / mm ( / 5/8 / Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-10-11 09 66 16 - 3 1/4 / inch)

15、maximum size. / Granite chips shall be manufacturers standard gradation. / Tile shall have the following properties. TABLE I - MARBLE TERRAZZO TILE / PROPERTY TEST METHOD VALUE Compressive strength Water absorption Hardness ASTM 109 Mil.Spec.MIL-D-3134 Barcol Hardness 51.7 Mpa (7500 psi) minimum 0.4

16、 percent maximum Resin 78, Marble at 25 degrees C 55-85 Coefficient of Friction Flame Resistance ASTM D2047 ASTM E645 0.70 0.45 watt/cm square minimum / TABLE II GRANITE TERRAZZO TILE Compressive strength Water absorption Hardness at 25 degrees C ASTM C109 Mil. Spec. MIL-D-3134 Barcol Hardness 35.8

17、MPa (5,200 psi) 0.4 percent maximum Resin 70, 55-85 Coefficient of Friction Flame Resistance minimum/ ASTM D2047 ASTM E648 0.70 0.45 watt/cm square 2.2 ADHESIVE Shall be terrazzo tile manufacturers standard product or a product recommended by the terrazzo tile manufacturer. 2.3 WALL BASE See Section

18、 09 65 13, RESILIENT BASE AND ACCESSORIES. 2.4 METAL EDGE STRIPS Extruded aluminum, butt-type, approximately 38 mm (1-1/2 inches) wide with thickness to set top surface flush with top of tile and with bevel at exposed edge. Edge strips shall have countersunk holes, near each end and spaced at no mor

19、e than 300 mm (8 inches) on center for securement. PART 3 - EXECUTION 3.1 GENERAL Provide flooring and base on floor surfaces and walls where shown on the drawings. Provide resilient base as scheduled for room or space, for freestanding columns, pilasters, furred spaces convectors and where shown. R

20、esilient base required over metal base of casework is specified Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-10-11 09 66 16 - 4 in other sections. Except as necessary to install new tile, keep all traffic off new tile for at least 24 hours after i

21、nstallation. 3.2 SUBSTRATE PREPARATION A. Concrete Floors (New Construction): Fill holes and cracks with approved mortar. Concrete floors shall be free of curing compounds, grease, dirt, loose particles and other foreign matter that would prevent adhesion. Remove projecting irregularities by chippin

22、g or grinding smooth. Fill depressions and level uneven surfaces with underlayment. Then rinse subfloors and allow them to dry thoroughly before applying adhesive. B. Concrete Floors (Existing Construction): Remove any existing / resilient /_/ flooring and condition subfloors to provide smooth, clea

23、n, continuous surface. Use underlayment where required to provide level surfaces ready to receive tile. Fill holes and cracks in concrete subfloors with mortar. Remove grease, dirt, loose particles, and other foreign matter that would prevent adhesion. Then, rinse subfloors and allow to dry thorough

24、ly before applying adhesive. C. Wood Floors: Plywood floor shall be double construction. Sand floors to a smooth surface with joints tight and level. Single construction or badly warped floors shall be covered with exterior grade plywood specified in Section 06 10 00, ROUGH CARPENTRY and sanded smoo

25、th. 3.3 MOISTURE TEST After concrete floor surfaces have been cleaned, spread small patches of adhesive to be used, in several locations in each room and allow to dry overnight. If the adhesive can be peeled easily from the floor surfaces, the floor is not sufficiently dry. The test shall be repeate

26、d until the adhesive adheres properly. Lay tile flooring when the adhesive adheres tightly to the subfloor. 3.4 INSTALLATION A. Install tile in accordance with the tile manufacturers approved installation instructions, except as specified herein. Lay design symmetrical about center lines of rooms. J

27、oints shall be tight, and inconspicuous as possible, and in true alignment. Cut tile to fit snugly at pipes and other fixed vertical surfaces. Seal joints at pipes with adhesive. Remove spots or smears of adhesive immediately. Make entire surfaces of finished tile floors smooth, straight, and free f

28、rom bleeding adhesive, buckles, waves or projecting tile edges upon completion. Remove any surface film on back of base due to mold release agents as recommended by base manufacturer, before applying base adhesive. 1. Where metal edge strip / transition strip / is required, install as detailed. Prov

29、ided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-10-11 09 66 16 - 5 2. Bleeding of adhesive on finished floors is considered cause for rejection. Replace damaged tiles. B. Metal Edge Strips: Secure strips with No. 10 aluminum alloy, counter sunk flathead

30、machine screws with expansion sleeves. Provide metal edge strips, in one piece, at any exposed edges of tile. C. Transition Strips: Apply transition strips with adhesive continuous, between ceramic tile finish floors and resilient tile finish floors as shown. D. Premolded Base: Install as specified

31、in Section 09 65 13, RESILIENT BASE AND ACCESSORIES. 3.5 CLEANING Upon completion of the installation, and after adhesive has cured, clean flooring in accordance with manufacturers recommendations. 3.6 PROTECTION From the time of laying until acceptance, protect the flooring from damage. Replace damaged, loose, broken, or curled tiles. - - - E N D - - - Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-