SECTION 08470

REVOLVING ENTRANCE DOORS

PART 1 GENERAL

SECTION INCLUDES

Revolving entrance door and frame assembly.

PRODUCTS FURNISHED BUT NOT INSTALLED UNDER THIS SECTION

Section [______-____________]: Placement of [floor frame] [________] in concrete floor.

Section [______-____________]: Placement of canopy attachment brackets in adjacent wall assembly.

PRODUCTS INSTALLED BUT NOT FURNISHED UNDER THIS SECTION

[Section 08712 - Door Hardware: Lock cylinders.]

Section [______-____________]: Control panel in [receptionist console] [________________].

RELATED SECTIONS

Section [_____-__________]: Recess for door assembly in floor.

Section 07900 - Joint Sealers.

Section [______-____________]:	Entrance doors and frames.

Section [______-____________]: Framed glazed wall assembly.

[Section 08712 - Door Hardware: [Cylinders for dead locks] [________].]

Section 08800 - Glazing.

Section [______-____________]: Empty conduit, boxes, and cut-off.

Section [______-____________]: Wiring and power supply to [cut-off] [canopy light] [________].

Section [_____-_________]: Security service connection to door controller.

Section 16180 - Equipment Wiring Systems.

REFERENCES

ASTM A386 - Zinc-Coating (Hot-Dip) on Assembled Steel Products.

ASTM A446 - Steel Sheet, Zinc-Coated (Galvanized) by the Hot-Dip Process.

ASTM B221 - Aluminum and Aluminum-Alloy Extruded Bar, Rod, Wire, Shape and Tube.

ASTM A36 - Structural Steel.

ASTM A480 - Flat-Rolled Stainless and Heat-Resisting Steel Plate, Sheet, and Strip.

ASTM B138 - Manganese Bronze Rod, Bar, and Shapes.

ASTM B209 - Aluminum and Aluminum-Alloy Sheet and Plate.

CDA - Copper Development Association.

ANSI/NFPA70 - National Electrical Code.

SYSTEM DESCRIPTION

Configuration: [Four] [Three] door wings; canopy of [glass] [metal]; enclosure of [glass] [metal].

[Manual] [Automatic] operation.

Operator: [Electric] [Pneumatic] [Hydraulic] type, to produce [adjustable] door speed of [8] [____] rev/min when activated.

Door Operating Speed: [12] [____] rpm maximum, adjustable.

Configure door hardware to permit wing collapse under an adjustable pressure of [60 to 180] [________] lbs ([265 to 800] [____] N) applied to outer stile edge.

PERFORMANCE REQUIREMENTS

System to provide for expansion and contraction within system components caused by a cycling surface temperature range of [170] [____] F degrees ([77] [____] C degrees) without causing detrimental effects to system or components.

Design and size members to withstand dead loads and live loads caused by pressure and suction of wind acting normal to plane of wall [as calculated in accordance with [________] code] [to a design pressure of [____] lb/sq ft ([____] kPa).

Limit mullion deflection to [1/200] [____] or flexure limit of glass with full recovery of glazing materials, whichever is less.

Design system to accommodate movement within system, movement between system and perimeter framing components, dynamic loading and release of loads, and deflection of structural support framing, without damage to system or

components, or deterioration of perimeter seal.

Drain water entering joints, condensation occurring in glazing channels, or migrating moisture occurring within system, to exterior.

Wind whistles, thermal movement transmitted to other building elements, and loosening, weakening, or fracturing of attachments or components of system not permitted.

SUBMITTALS

Submit under provisions of Section [01300.] [________.]

Shop Drawings: Indicate system dimensions, elevations, conditions and details of adjacent construction, component locations, and setting requirements of brackets and attachments requiring placement on or in other work.

Product Data: Provide data for standard components, sizes, shapes, electrical characteristics, and hardware description, including operating features and limitations.

Samples:	Submit [two] [____] samples [____x____] inch ([____x____] mm) in size illustrating color and texture of [metal finish] [floor finish] [________].

Manufacturer's Installation Instructions: Indicate special procedures, perimeter conditions requiring special attention, and [________].

OPERATION AND MAINTENANCE DATA

Submit under provisions of Section [01700.] [________.]

Operation Data: Include data on operating hardware, [motor and drive mechanics] [________].

Maintenance Data: Include data on equipment servicing, lubrication requirements, and [________].

QUALIFICATIONS

Manufacturer: Company specializing in manufacturing the Products specified in this section with minimum [three] [_______] years [documented] experience.

Installer: Company specializing in performing the work of this section [with minimum [__________] years [documented] experience] [approved by manufacturer].

REGULATORY REQUIREMENTS

Conform to [applicable] [___________] code for [egress requirements] [________].

Products Requiring Electrical Connection: Listed and classified by [Underwriters' Laboratories, Inc.,] [testing firm acceptable to the authority having jurisdiction] as suitable for the purpose specified and indicated.

DELIVERY, STORAGE, AND HANDLING

Deliver, store, protect and handle products to site under provisions of Section [01600.] [________.]

Protect finished surfaces with [wrapping] [strippable coating]. Do not use adhesive papers or sprayed coatings which bond when exposed to sunlight or weather.

FIELD MEASUREMENTS

Verify that field measurements are as [indicated [on shop drawings].] [instructed by the manufacturer.]

COORDINATION

Coordinate work under provisions of Section [01039.] [________.]

Coordinate the work with assembly of adjacent [glazed wall] [________] assemblies.

PART 2 PRODUCTS

MANUFACTURERS

[__________________________________] Product [_________].

Other acceptable manufacturers offering equivalent products.

[______________________________] Product [_________].

[______________________________] Product [_________].

[______________________________] Product [_________].

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

MATERIALS

Aluminum Extrusions:	ANSI/ASTM B221; [____] alloy, [____] temper, [____] inch ([____] mm) minimum thickness.

Aluminum Sheet: ASTM B209; [____] alloy, [____] temper, [____] inch ([____] mm) minimum thickness.

Stainless Steel:	ASTM A480; Type [304] [316], rollable temper, [____] [inch] [gage] ([____] mm) minimum thickness.

Bronze: [ASTM B138, [C67000] [C67500] alloy, [________,] [____] inch ([____] mm) minimum thickness.

Muntz Metal:	[________] grade, [____] inch ([____] mm) minimum thickness.

Steel Sections: ASTM A36; [____] type, shapes to suit mullion sections, galvanized to [G60] [G90] [____].

Sheet Steel:	ASTM A446; galvanized to [1.25] [____] oz/sq ft ([380] [____] g/sq m), [____] inch ([____] mm) minimum thickness.

Primer: [________] type, for shop application.

Touch-up Primer for Galvanized Surfaces:	[Bituminous.] [________.]

Fasteners:	[Stainless] [Galvanized] [________] steel.

Sealant and Primer: [________] type as specified in Section 07900.

GLASS AND GLAZING MATERIALS

Glass and Glazing Materials:	As specified in Section 08800 of Types described below:

Glass in Curved Lights: Type [________] glass, [________] color.

Glass in Door Panels: Type [________] glass, [________] color.

Glass Ceiling: Type [________] glass, [________] color.

HARDWARE

Push [Bar] [Plate]: [________].

Manual Control Unit:	[Canopy] [Floor] mounted speed governor.

Pivot Bearing Assembly: Permanently lubricated and sealed bearing.

Locking Device: [As specified in Section [08710] [________].] [Dead bolt with standard cam and mortise without cylinder.] [Throw bolt type.] [________.]

Weatherstripping: [Rubber with felt contact strip.] [________.]

Kick Plate: [________].

AUTOMATIC OPERATOR

Control Activator: [Proximity] [________] type, located at [________].

Control Station: [________] type, located at [________].

Interconnection to Security System: [________].

Safety Device: [________] type [on each door wing edge] [________], to immediately stop door rotation.

Electrical Characteristics:

[[____] hp ([____] kW)] [[____] kW] [[____] rated load amperes].]

[[____] volts, [single] [three] phase, 60 Hz.]

[[____] amperes maximum [fuse size] [circuit breaker size] [over current protection].] [[____] minimum circuit capacity].]

[[____] percent minimum power factor at rated load.]

[Refer to Section 16180.]

Wiring Terminations:	Provide terminal lugs to match branch circuit conductor quantities, sizes, and materials indicated. Enclose terminal lugs in terminal box sized to ANSI/NFPA 70.

Disconnect Switch: Factory mount disconnect switch [in control panel.] [on equipment under provisions of Section 16180.]

FLOOR MATERIALS

Floor [Finish]: [________________].

ACCESSORIES

Canopy Light: Fully recessed with flush frame and lens, [____] Watt lamp, [________] type, [____] quantity.

FABRICATION

Fabricate components allowing minimum clearances and shim spacing around perimeter of assembly, yet enabling installation.

Rigidly fit and secure joints and corners with [screw and spline] [bolted internal reinforcement] [welded flush with welds ground and dressed smooth]. Make joints and connections flush, [hairline] [invisible], and weatherproof.

Develop drainage holes in enclosure framing with moisture pattern to exterior.

Prepare components to receive anchor devices. Fabricate anchorage items.

Arrange fasteners, attachments, and jointing to ensure concealment from view.

Reinforce canopy framing to support imposed loads from [lateral door loads] [ceiling mounted accessories] [________].

Apply [one coat] [[____] coats] of bituminous paint to concealed [aluminum] [steel] surfaces in contact with

cementitious or dissimilar materials.

FINISHES

Aluminum Surfaces: AAMA [A41] [A42] [A43] [A44] anodized to [215-R1] [____] thickness, prepared with a [mechanical M[____]] [chemical C[____]] pre-treatment, anodized to [clear] [________] color.

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

Aluminum Surfaces: [[Exterior] [Hardcoat] [Two step] anodized to [clear] [________] color, to [0.0007] [____] inch ([0.018] [____] mm) thickness] [Organic coating to [________] color [as selected]].

Stainless Steel Surfaces: [#4 satin.] [Polished.] [________.]

Bronze Surfaces:	[Lacquered satin.] [Polished and lacquered.] [________.]

Muntz Metal Surfaces: [Lacquered satin.] [Polished and lacquered.] [________.]

Concealed Steel Items: [Galvanized in accordance with ASTM A386 to [2.0] [____] oz/sq ft ([610 [____] gm/sq m)] [Primed with iron oxide paint].

Apply [one coat] [[____] coats] of bituminous paint to concealed aluminum [and steel] surfaces in contact with cementitious or dissimilar materials.

PART 3 EXECUTION

EXAMINATION

Verify site conditions under provisions of Section [01039.] [________.]

Verify that wall openings and adjoining wall materials are ready to receive work of this section.

Verify that electric power is available and of the correct characteristics.

PREPARATION

Coordinate dimensions, tolerances, and method of attachment with other work.

INSTALLATION

Install revolving door enclosure system in accordance with manufacturer's instructions.

Use attachments to structure to permit sufficient adjustment to accommodate construction tolerances and irregularities.

Provide alignment attachments and shims required to fasten system to building structure.

Align assembly plumb and level, free of warp or twist. Maintain assembly dimensional tolerances, aligning with adjacent work.

Install glass [and enclosure panels] in accordance with Section 08800, using exterior [combination] [dry] method of glazing.

Install perimeter [________] type sealant, backing materials, and to installation requirements in accordance with Section 07900.

Install doors, [with operators and controls,] in accordance with manufacturer's instructions. [Coordinate installation with electric service.]

Fit, align, and adjust door [assembly] [assemblies] level and plumb; provide smooth operation.

ERECTION TOLERANCES

Maximum Diagonal Distortion (Warp): [1/8] [____] inch ([3] [____] mm) measured with straight edge or taught string, corner to corner, over an imaginary 36 x 84 inch surface area.

Maximum Vertical Distortion (Bow): [1/8] [____] inch ([3] [____] mm) measured with straight edge or taught string, top to bottom, over an imaginary 36 x 84 inch surface area.

Maximum Misalignment of Two Adjoining Sections Abutting in Plane: [0.015] [____] inches ([0.4] [____] mm).

ADJUSTING

Adjust work under provisions of Section [01700.] [________.]

Adjust door installation for smooth operation.

CLEANING

Clean work under provisions of [01700.] [________.]

Remove protective material from prefinished metal surfaces.

Wash down exposed surfaces using a solution of mild detergent in warm water, applied with soft, clean wiping cloths. Take care to remove dirt from corners. Wipe surface clean.

Remove excess sealant by moderate use of mineral spirits

or other solvent acceptable to sealant manufacturer.

SCHEDULES

Main Entry: Stainless steel frame assembly, frameless glass doors, four wings, stainless steel grillage, motor assisted operation.

Side Entries: Stainless steel frame assembly, framed glass doors, three wings, quarry tile flooring (Section 09330), manual operation.

END OF SECTION