08210_Wood_Doors.pdf

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SECTION 08210

WOOD DOORS

PART 1 - GENERAL

1.01 SUMMARY: Wood doors as specified and as shown on the drawings.

1.02 RELATED SECTIONS:

Section 13090 – Radiation Protection: Lead-lined doors.

1.03 SUBMITTALS:

A. Manufacturer's Data: Submit door manufacturer's product data, specifications and instal-lation instructions for each type of wood door required, including other data as may be required to show compliance with specified requirements. Include the following:

1. Certifications to show compliance with the specifications.

2. Details of core and edge construction, trim for openings in doors, and louvers.

B. Shop Drawings: Submit shop drawings indicating the location and size of each door, elevation of each kind of door, details of construction, location and extent of hardware blocking, fire rating, requirements for factory finishing and pertinent data.

C. Samples: Samples will be reviewed for color and texture only. Compliance with other requirements is the exclusive responsibility of the Contractor. Submit samples for the following:

1. Transparent Finish: Submit three veneer sheets to be used for face veneers. Also submit three strips of solid wood 75 x 300 mm (3 x 12 inches) of species to be used for exposed edges, trim and other solid wood components.

1.04 QUALITY ASSURANCE:

A. General: Comply with the requirements of the following standards unless otherwise indicated.

B. Fire Rated Wood Doors:

1. Where fire-resistant classifications are shown or scheduled for wood door assemblies, provide doors which comply with the requirements of NFPA No. 80 "Standard for Fire Doors and Windows" and which have been tested and rated with single point hardware by UL. Provide UL label on each door and panel.

2. Provide wood doors which are identical in materials and construction to units tested in door and frame assemblies per ASTM E 152 and which are labeled and listed for ratings indicated by UL-10B, Warnock Hersey International or other testing and inspection agencies acceptable to authorities having jurisdiction.

C. Non-Fire-Rated Flush Wood Doors:

1. NWWDA Quality Standard: I.S.1-A " Industry Standard for Architectural Wood Flush Doors", of National Wood Window and Door Association (NWWDA).

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2. AWI Quality Standard: "Architectural Woodwork Quality Standards Illustrated," including Section 1300 "Architectural Flush Doors," of Architectural Woodwork Institute (AWI) for grade of door, core construction, finish and other requirements exceeding those of NWWDA quality standard.

3. NWWDA Quality Marking: Mark each wood door with NWWDA Wood Flush Door Certification Hallmark certifying compliance with applicable requirements of NWWDA I.S.1-A series.

D. Stile and Rail Wood Doors:

1. NWWDA Quality Standard: I.S.6 " Industry Standard for Wood Stile and Rail Doors", of National Wood Window and Door Association (NWWDA).

2. AWI Quality Standard: "Architectural Woodwork Quality Standards Illustrated," including Section 1400 "Stile and Rail Doors," of Architectural Woodwork Institute (AWI) for grade of door, core construction, finish and other requirements exceeding those of NWWDA quality standard.

3. NWWDA Quality Marking: Mark each wood door with NWWDA Wood Stile and Rail Door Certification Hallmark certifying compliance with applicable requirements of NWWDA I.S.6 series.

1.05 DELIVERY, STORAGE, AND HANDLING:

A. Protect wood during transit, storage, and handling to prevent damage, soiling and deterioration. Package each door at the factory in a separate heavy paper type carton.

Mark each carton for location to correspond with shop drawings. Comply with manufac-turer's instructions and with the "On-Site-Care" requirements of NWWDA pamphlet "Care and Finishing of Wood Doors".

B. Deliver doors to jobsite only after “wet” construction operations are completed.

C. Fire-Rated Doors: Comply with manufacturer's instructions for precautions required to prevent moisture deterioration of fire-retardant salts.

1.06 WARRANTY: Submit written agreement on door manufacturer's standard form signed by the manufacturer, installer and Contractor, agreeing to repair or replace defective doors which have warped (bow, cup or twist), which show telegraphing of core construction below in face veneers, or do not conform to tolerance limitations of NWWDA. The warranty shall also include refinishing and reinstallation which may be required due to repair or replacement of defective doors. Warranty shall be in effect during the life of installation.

PART 2 - PRODUCTS

2.01 INTERIOR FLUSH WOOD DOORS:

A. Solid Core Doors for Transparent Finish: Comply with the following requirements:

1. Construction: PC-5 (particleboard core, 5-ply).

2. Faces: Plain sliced maple, AWI grade; premium.

3. Lights: Provide openings for lights as indicated on drawings. Beads shall be solid wood of same species as face. Provide manufacturer's standard flush frame design with flat head screws. Refer to Section 08800 for glazing required.

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B. Fire-Rated Solid Core Doors: Comply with the following requirements:

1. Faces and AWI Grade: Provide faces and grade to match non-rated doors in same area of building.

2. Construction: Manufacturer's standard core construction as required to provide fire-resistance rating indicated.

3. Edge Construction: Provide manufacturer's standard laminated edge construction for improved screw-holding capability and split resistance as compared to edges composed of a single layer of treated lumber.

4. Lights: Provide openings for lights as indicated on drawings. Beads shall be 1.0 mm (20 gauge) steel, minimum, with square profile and flat head screws. Refer to Section 08800 for glazing required.

2.02 STILE AND RAIL WOOD DOORS:

A. Comply with the following requirements:

1. NWWDA Grade for Transparent Finish: Premium.

2. Wood Species for Transparent Finish: Maple, plain sawed/sliced.

3. Stile and Rail Construction for Transparent Finish: Veneered, laminated-strand lumber core with edges of species indicated.

4. Stile and Rail Widths: Manufacturer's standard, but not less than the following:

a. Stiles, Top and Intermediate Rails: 114 mm (4-1/2 inches).

b. Bottom Rails: 229 mm (9 inches).

5. Molding Profile: Square.

6. Glass for Openings: Refer to Section 08800 for glazing required.

2.03 FABRICATION:

A. General Fabrication Requirements:

1. Openings: Factory cut openings through doors as shown.

2. Provide Type II water-resistant bond, unless Type I required to meet specified warranty period.

PART 3 - EXECUTION

3.01 INSTALLATION: Condition doors to average prevailing humidity in installation area prior to hanging.

A. Manufacturer's Instructions: Install wood doors in accordance with manufacturer's instruc-tions.

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B. Job Fit Doors: Fit doors to frame for proper fit and uniform clearance at each edge and machine for hardware. Seal cut surfaces after fitting and machining. Bevel non-fire-rated doors 3 mm in 50 mm (1/8 inch in 2 inches) at lock edge. Bevel fire rated doors 1.6 mm in 50 mm (1/16 inch in 2 inches) at lock edge.

1. Do not field cut doors to openings smaller than those for which the door was manufactured.

2. Do not install doors in frames set out of plumb or square.

3. Drill pilot holes for screws attaching hinges, lock hardware and all other devices to the stile or face of wood doors. Pilot holes shall not exceed 90% of the root diameter of the screw.

C. Clearance: For non-fire-rated doors provide clearances of 3 mm (1/8 inch) at jambs and heads; 3 mm (1/8 inch) at meeting stiles for pairs of doors, and 13 mm (1/2 inch) from bottom of door to top of floor finish or 6 mm (1/4 inch) from bottom of door to top of threshold.

D. Fire-Rated Doors: Install in corresponding fire-rated frames in accordance with the require-ments of NFPA No. 80. Provide clearances complying with the limitations of the authority having jurisdiction.

E. Job Site Finished Doors: Finishing for wood doors is specified in painting section of these specifications.

F. Refer to Section 08800 for installation of glass shown to be "Glazed" into doors.

3.02 ADJUST AND CLEAN:

A. Operation: Rehang or replace doors which do not swing or operate freely, as directed by the Contracting Officer.

B. Final Adjustments: Check and readjust operating finish hardware items prior to final inspection. Leave work in complete and proper operating condition. Remove and replace defective work, including doors which are warped, bowed, or otherwise damaged.

C. Finished Doors: Refinish or replace doors damaged during installation, as directed by the Contracting Officer.

D. Protection of Completed Work: Advise the Contractor of proper procedures required for protection of installed wood doors from damage or deterioration until acceptance of the work.

END OF SECTION