General System Specifications. CSI 3-Part Specifications.

HORNER Flooring Company
P.O. Box 380
Dollar Bay, Michigan 49922
Phone: 906-482-1180
FAX: 906-482-6115
Telex: 350018
E-mail: [email protected]

GENERAL SYSTEM SPECIFICATIONS

PART 1 - GENERAL SPECIFICATIONS

1.1 DESCRIPTION

A. This document specifies a wood strip gymnasium floor system consisting, in general, of maple flooring and system-specific components, sanding, sealers, finishes, game lines and wall base.

B. The general contractor shall provide a concrete slab smooth troweled and level to a tolerance of 1/8" in a 10'0" radius, subject to the approval of the wood flooring contractor. High areas shall be ground down and low areas filled with appropriate leveling compounds. LABOR AND MATERIALS NECESSARY TO PUT THE CONCRETE SLAB IN ACCEPTABLE CONDITION SHALL BE THE RESPONSIBILITY OF THE GENERAL CONTRACTOR.

C. Concrete subfloors shall have an adequate moisture barrier beneath and at the perimeter of the slab.

1.2 QUALITY ASSURANCE

A. Supplier Qualifications

1. Supplier of wood flooring shall be Horner Flooring company

B. Installer Qualifications

1. Flooring contractor shall be a firm experienced installing maple flooring systems and be approved by the manufacturer.

C. Flooring shall be stored on the premises a minimum of seven (7) days before installation commences, or as required for acclimation. Final determination as to acclimation will be made by the flooring contractor.

D. All flooring bundles shall be broken and loosely piled to acclimate the flooring to the moisture conditions in the building.

1.3 WORKING CONDITIONS

A. The flooring system shall not be delivered and installed until all masonry, plastering, tile work and all overhead mechanical trades are completed and building is enclosed and weathertight.

B. Permanent heat, light and ventilation shall be installed and operating during and after installation, maintaining a temperature range of 55 F to 75 F and a relative humidity range of 35% to 50%.

1.4 WARRANTY

A. Horner Flooring Company hereby warrants its flooring materials to be free from  manufacturing defects for a period of one year from the date of substantial completion of the floor.

PART 2 PRODUCTS

2.1 MATERIALS
Select materials from appropriate product presentation (see individual systems specifications). All Horner Maple is available in either First,  Second and Better, Third and Better, or Third Grade.

PART 3 - EXECUTION

3.1 INSPECTION

A. Inspect concrete slab for proper tolerance and dryness, and report any discrepancies to the general contractor for correction.

B. The concrete slab shall be cleaned of all debris so floor contractor will have adequate access to work slab.

3.2 INSTALLATION

A. Install subfloor according to manufacturer's directions (see individual system specifications).

B. Unless otherwise specified in individual system specification, install maple flooring parallel with main playing court by power nailing or stapling approximately 12" o.c. See special instructions for MultiSport installation.

1. Space joints between flooring strips to allow for intermediate expansion, in accordance with local humidity conditions.
2. Provide 2" expansion voids at perimeter and all vertical obstructions.

C. Moisture content of flooring shall not exceed 8% during installation. In regions of constant high humidity, a higher moisture content may be required, as determined by the flooring contractor.

3.3 FLOOR SANDING

A. Machine sand with coarse, medium and fine paper to a smooth, even and uniform surface.

B. Remove sanding dust from entire surface by tack or vacuum.

C. Refer to MFMA sanding and finishing guide for procedures.

3.4 FINISHING

A. Finish material shall be as specified by architect, selected from the latest listing provided by the MFMA, and shall be applied according to manufacturer's instructions.

B. Inspect entire area of floor to ensure surface is acceptable for finishing, completely free from sanding dust and perfectly clean.

C. Apply seal and finish per manufacturer's instructions.

D. Buff and clean floor between each coat.

E. Paint game lines as shown on drawings, between seal and first coat of finish.

F. Game line paint shall be compatible with finish.

3.5 BASE INSTALLATION

A. Install maple or vinyl cove base to walls and maple base to either blocking or last board.

3.6 MAINTENANCE

A. Upon completion of the floor, the owner, attendants or individuals in charge and responsible for upkeep of the building are to see that the care and maintenance instructions of the Horner or MFMA Care Card are followed.