SECTION 12 60 00

TELESCOPIC STANDS

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PART 1    GENERAL
1.1	SECTION INCLUDES
A.	Telescopic Gym Seating. Includes multiple-tiered seating rows comprising of seats, deck components, understructure that permits closing without requiring dismantling, into a nested configuration for storing or for moving purposes.
1.	Operation: Manual.
2.	Operation: Electric.
3.	Wall-attached.
4.	Recessed.
5.	Floor-attached, freestanding.
6.	Portable, freestanding.
7.	Floor-attached, reverse-fold, freestanding.
8.	Traveling telescopic seating unit.
1.2	RELATED SECTIONS 
A.	Section 01 21 00 - Allowances. For allowances in the contract for telescoping stands.
B.	Section 01 23 00 - Alternates. For alternate products.
C.	Section __ __ __ - ____________. For floor finishes adjacent to telescoping stands.
D.	Section __ __ __ - ____________. - For wall finishes adjacent to telescoping stands.
E.	Division 26 - Electrical sections for electrical wiring and connections for electrically operated telescoping stands.
1.3	REFERENCES 
A.	Aluminum Association (AA):
1.	ADM 1- Aluminum Design Manual. Version Year: ________.
B.	American Institute of Steel Construction (AISC):
1.	AISC 360- Steel Construction Manual. Version Year: ________.
C.	American Iron and Steel Institute (AISI):
1.	AISI S100 - Design of Cold Formed Steel Structural Members. Version Year: ________.
D.	American Society for Testing Materials (ASTM):
1.	ASTM - Standard Specifications for Properties of Materials.
E.	American Wood Council (AWC):
1.	ANSI/AWC NDS (National Design Specification for Wood Construction). Version Year: ________.
F.	American Welding Society (AWS):
1.	AWS D1.1 Structural Welding Code - Steel. Version Year: ________.
2.	AWS D1.3 Structural Welding Code - Sheet Steel. Version Year: ________.
G.	Canadian Welding Bureau: CWB Division 3 W47.1. Version Year: ________.
H.	U.S. Architectural and Transportation Barriers Compliance Board's ADA-ABA Accessibility Guidelines. Version Year: ________.
I.	Forest Stewardship Council:
1.	Chain of Custody Certification (FSC-STD-40-004). Version Year: ________.
J.	International Building Code (IBC). Version Year: ________.
K.	International Code Council (ICC):
1.	ICC 300: Standard for Bleachers, Folding and Telescopic Seating and Grandstands. Version Year: ________.
L.	National Fire Protection Association (NFPA):
1.	NFPA 101. Version Year: ________.
2.	NFPA 5000: Building Construction and Safety Code. Version Year: ________.
3.	NFPA 70 : National Electrical Code. Version Year: ________.
M.	National Institute of Standards and Technology (NIST):
1.	PS 1: Structural Plywood. Version Year: ________.
N.	Southern Pine Inspection Bureau (SPIB):
1.	SPIB: Standard Grading Rules for Southern Pine. Version Year: ________.
1.4	SUBMITTALS 
A.	Submit under the provisions of Section 01 30 00.
B.	Product Data:
1.	Manufacturer's data sheets on each product to be used.
2.	Preparation instructions and recommendations.
3.	Storage and handling requirements and recommendations.
4.	Typical installation methods.
C.	Each Supplied Product: Must have a current evaluation report issued by ICC Evaluation Services (ICC-ES) certifying it meets the structural design requirements of the current ICC 300 Standard for Bleachers, Folding and Telescopic Seating, and Grandstands, including every specified load combination.
D.	Current Welding Certifications: AWS or CSA.
E.	Insurance Coverage: 
1.	Manufacturer's Certification of $5,000,000 or more.
2.	Errors and Omissions: $3,000,000 or more.
F.	Installer Information: Name, Current Certification Number, and Product Qualifications. 
G.	Warranty Documents: Manufacturers' standard.
H.	Shop Drawings: For telescoping stands in both stacked and extended positions. 
1.	Show seat heights, row spacing and rise, aisle widths and locations, assembly dimensions, anchorage to supporting structure, material types, and finishes.
2.	Electrical: Indicate power supply requirements.
3.	Graphic Drawing Proofs and Layouts.
I.	Samples: For units with factory-applied finishes.
J.	Operation and Maintenance Data: For telescopic bleachers. 
1.	Include Operations and Maintenance Manual. 
1.5	QUALITY ASSURANCE 
A.	Manufacturer Qualifications: 
1.	The Manufacturer is to be a current Certified Welding Fabricator as defined by either AWS or CWB, or both. 
2.	Comply with structural welding codes that are applicable to their products or materials. 
3.	Welding Codes: As produced by AWS or CSA.
B.	Installer Qualifications: Company specializing in performing Work of this section with documented experience for projects of similar scope and complexity.
1.	Factory trained and certified by the Manufacturer.
C.	Each Supplied Product: Must have a current evaluation report issued by ICC Evaluation Services (ICC-ES) certifying it meets the structural design requirements of the current ICC 300 Standard for Bleachers, Folding and Telescopic Seating, and Grandstands, including every specified load combination.
D.	Source Limitations: Provide each type of product from a single manufacturing source to ensure uniformity.
1.6	PRE-INSTALLATION CONFERENCE 
A.	Convene a conference approximately two weeks before the scheduled commencement of the Work. Attendees shall include Architect, Contractor and trades involved. The agenda shall include schedule, responsibilities, critical path items and approvals.
1.7	DELIVERY, STORAGE, AND HANDLING 
A.	Deliver telescoping stands in manufacturers packaging clearly labeled with manufacturer name and content.
1.	Deliver at a scheduled time for installation that will not interfere with other trades operating in the building whenever and wherever possible.
B.	Store and handle bleacher equipment in a manner to prevent damage and in compliance with manufacturer's written instructions and recommendations.
C.	Protect from damage due to weather, excessive temperature, and construction operations.
1.8	PROJECT CONDITIONS 
A.	Field Measurements: Coordinate actual dimensions for construction affecting telescoping stands installation with accurate field measurements before fabrication. 
1.	Document field measurements on final shop drawings. 
2.	Coordinate field measurements and fabrication schedule with construction progress to avoid delay of Work.
1.9	WARRANTY 
A.	Manufacturer's Warranty: Contact manufacturer for detailed warranty information.
PART 2    PRODUCTS
2.1	MANUFACTURERS
A.	Acceptable Manufacturer:  Hussey Seating Co., which is located at:<BR />38 Dyer St. Ext.<BR />North Berwick, ME 03906<BR />Toll Free Tel: 800-341-0401<BR />Tel: 207-676-2271<BR />Email: request info (info@husseyseating.com);Web: https://www.husseyseating.com  
B.	Substitutions: Not permitted.
C.	Requests for substitutions will be considered in accordance with the provisions of Section 01 60 00. 
2.2	PERFORMANCE AND DESIGN REQUIREMENTS 
A.	Electrical Components, Devices, and Accessories: Must be listed and labeled as defined in NFPA 70, by a qualified testing agency and marked for intended location and application.
B.	Seating Layout: Telescoping stands to comply with ICC 300 for year _____ - Standard for Bleachers, Folding and Telescopic Seating, and Grandstands, except where additional requirements are indicated or imposed by authorities having jurisdiction.
C.	Structural Performance: Engineer, design, fabricate and install telescopic gym seating systems to the following structural loads without exceeding allowable design working stresses of materials involved, including anchors and connections. Apply each load to produce maximum stress in each respective component of each telescoping stand unit according to ICC 300.
D.	Manufacturer's System Design Criteria:
1.	Gymnasium Seat Assembly; To support and resist, in addition to its own weight, the following forces:
a.	Live Load: 120 lbs. per linear foot (1.75 kN per m) on seats and decking. 
b.	Uniformly Distributed Live Load: Not less than 100 lbs. per square foot (4.79 kN per sq m) of gross horizontal projection.
c.	Parallel Sway Load: 24 lbs. per linear foot (0.35 kN per m) of row combined with the Uniformly Distributed Live Load as specified.
d.	Perpendicular Sway Load: 10 lbs. per linear foot (0.15 kN per m) of row combined with the Uniformly Distributed Live Load as specified.
e.	Parallel and Perpendicular Sway Loads: Are not applied concurrently.
2.	Hand Railings, Posts and Supports: To withstand the following forces applied separately:
a.	Concentrated Load: 200 lbs. (0.89 kN) applied at any point and in any direction.
b.	Uniform Load: 50 lbs. per foot (0.73 kN per m) applied in any direction.
3.	Guard Railings, Post and Supports: To withstand the following forces applied separately:
a.	Concentrated Load, Top Rail: 200 lbs. (0.89 kN) applied at any point and in any direction along top rail.
b.	Uniform Load, Top Rail: 50 lbs. per foot (0.73 kN per m) applied in any direction at top rail.
c.	Uniform Load, Infill Panels: 50 lbs. (0.22 kN) applied on an area equal to 12 x 12 inch (305 x 305 mm) applied on all guardrail infill panels.
2.3	MATERIALS
A.	Wood:
1.	Lumber: NIST PS 20. Southern pine complying with SPIB's "Standard Grading Rules for Southern Pine Lumber" for B and B (B and better) grade-of-finish requirements.
2.	Plywood: NIST PS 1, APA-grade trademarked. Grade: A-C.
B.	Steel:
1.	Structural-Steel Shapes, Plates, and Bars: ASTM A36.
2.	Galvanized-Steel Sheet: ASTM A653, Grade 40 (276 MPa) coating designation G60.
3.	Uncoated Steel Strip; Non-Structural Components: ASTM A1011, Commercial Quality, Type B, Hot-Rolled Strip.
4.	Uncoated Steel Strip; Structural Components: ASTM A1011 Grade 33 (228 MPa), Grade 36 (249 MPa), Grade 40 (276 MPa), Grade 45 (311 MPa), or Grade 50 (345 MPa), Structural Quality, Hot-Rolled.
5.	Galvanized Steel Strip: ASTM A653 Grade 40 (276 MPa) or Grade 64 (441 MPa), structural quality, coating designation G60.
6.	Tubing: ASTM A500, cold formed; Grade B, or ASTM A513, 46 ksi min yield.
C.	Polyethylene Plastic: High-density polyethylene; injection molded, color-pigmented, textured, impact-resistant, and dimensionally stable.
2.4	TELESCOPIC STANDS
A.	Wall-Attached Telescoping Stands: Forward-folding system.
1.	The rear of the understructure is permanently attached to the floor and to a wall.
a.	The wall provides structural support and must support loads imposed by the telescoping stands.
B.	Recessed Telescoping Stands: Forward-folding system.
1.	The understructure backside is permanently attached to the building. 
a.	The closed stands are recessed into a pocketed opening. 
b.	The building provides structural support and must support loads imposed by the telescoping stands.
C.	Floor-Attached, Freestanding Telescoping Stands: Forward-folding system.
1.	The understructure backside is permanently attached to the floor only.
D.	Portable, Freestanding Units Telescoping Stands: Forward-folding system.
1.	Portable Transport System: Relocates the telescoping stands to alternate set-up locations or storage areas.
E.	Floor-Attached Reverse-Fold, Freestanding Telescoping Stands: Reverse-opening system.
1.	The understructure front, not the backside, is permanently attached to the floor. 
2.	The telescoping stands are power driven closed or open by power units located under the top tier as opposed to the first or second tier as with forward-folding systems.
F.	Traveling Telescopic Seating Unit: Forward-folding system.
1.	Uses integral power to reposition the entire system, as one seating bank, to an alternate location. 
2.	Telescoping stand travel is in a straight line to and from a stored location.
3.	The stands cannot be driven to a different orientation or location within the building.
2.5	DIMENSIONAL AND OPERATIONAL CRITERIA
A.	Dimensions:
1.	Bank Length:  ________.
2.	Aisle Width: ________.
3.	Number of Tiers:  ________.
4.	Row Spacing: 22 inches (559 mm).
5.	Row Spacing: 23 inches (584 mm).
6.	Row Spacing: 24 inches (610 mm).
7.	Row Spacing: 25 inches (635 mm).
8.	Row Spacing: 26 inches (660 mm).
9.	Row Rise: 9-5/8 inches (244 mm).
10.	Row Rise: 11-5/8 inches (295 mm).
11.	Row Rise: 16 inches (406 mm).
12.	Open Dimension:  _______. 
13.	Closed Dimension:  ________. 
14.	Overall Unit Height:  ________. 
15.	Net Capacity:  ________. 
16.	Maximum Net Capacity with Flex Row Fully Recovered:  ________.
2.6	OPERATIONAL CRITERIA
A.	Operation: Integral power.
1.	Powered Tier: 1st. 
2.	Powered Tier: 2nd. 
3.	Control Unit: Pendant.
4.	Control Unit: Wireless.
5.	Control Unit: Keyed wall switch.
6.	Limit Switches: Stops power when telescoping stands reach fully opened or closed positions.
7.	Motion Monitor: Activates when stands are in motion.
a.	Flashing light with self-contained warning horn, rated at 85 dB.
B.	Operation: Powered assist.
1.	Portable power-assist: User operates system by opening/closing each section using a portable power-assist tractor: 115 volts, 20 amps.
C.	Operation: Manual.
1.	Manual: User operates system by manually pulling/pushing each section with operating handles. 
2.7	SEATING
A.	Seating Type: Classic wood benches. Seats and front risers.
1.	Material: Lumber with clear finish.
2.	Bench Depth: 10 inches (254 mm).
3.	Bench Depth: 12 inches (305 mm).
4.	Top Seat Flush Filler: Flush filler board mounted between top seat and rear wall.
5.	Classic Wood Folding Backrests: 
a.	Mounting: Folding steel supports. 
b.	Storage Position: Backrests manually fold onto deck for storage.
c.	Finish: Clear urethane, high gloss.
d.	Size: 1 x 5 inches (25 x 127 mm).
6.	CourtSide CB Contoured Back Rest: Compound contoured polymer backrests. 
a.	Mounting: Folding steel supports. 
b.	Storage Position: Backrests manually fold onto deck for storage.
c.	Size (Width x Height): 17 x 11.6 inches (432 x 295 mm).
B.	Seating Type: Polymer Seat System. 
1.	Model: Courtside Collection XC10. Load tested to 600 lbs. (2.67 kN).
a.	Seat Depth: 10 inches (254 mm). Seat Length: 18 inches (457 mm).
2.	Model: Courtside Collection XC12: Load tested to 600 lbs. (2.67 kN).
a.	Seat Depth: 12 inches (305 mm). Seat Length: 18 inches (457 mm).
3.	Material: Gas assist injection-molded HDPE; high density polyethylene. 
a.	Recyclable: 100 percent.
4.	Bleacher Rise: 9-5/8 inch (244 mm).
a.	Seat Height from Deck to Top of Seat: 16-1/8 inches (410 mm).
5.	Bleacher Rise: 11-5/8 inch (295 mm).
a.	Seat Height from Deck to Top of Seat: 18-1/8 inches (460 mm).
6.	Bleacher Rise: 16 inches (406 mm).
a.	Seat Height from Deck to Top of Seat: 18-1/4 inches (464 mm).
7.	End Caps at Aisle End Locations: Integrally molded.
8.	Recess Pockets for Seat Number and Row Letters: Integrally molded.
9.	Rear Closure Panel at Back of Seat: Integrally molded. Allows "continuous clean sweep" of debris at deck level and minimizes visibility of structural ribbing.
10.	Color: As selected by Architect from manufacturer's 15 standard colors.
11.	Color: Custom color as selected by Architect.
12.	Courtside XT Seat Spacer.
13.	Courtside XT Seat Spacer with cup holder: 
a.	Spacer Size: 4.5 inches (114 mm).
b.	Material: Gas assist injection-molded HDPE; high density polyethylene.
1)	Recyclable: 100 percent.
c.	Color: Black.
14.	Courtside XT Backs: Compound contoured polymer. 18 inch (457 mm).
a.	Mounting: Folding steel supports. Backrests manually fold into footwell for storage.
b.	Material: Gas assist injection-molded HDPE; high density polyethylene. 
1)	Recyclable: 100 percent.
c.	Color: As selected by Architect from manufacturer's 15 standard colors.
d.	Color: Custom color as selected by Architect.
15.	CourtSide CB Contoured Back Rest: Compound contoured polymer. 18 inch (457 mm). 
a.	Mounting: Folding steel supports. Backrests manually fold onto deck for storage.
b.	Material: Gas assist injection-molded HDPE; high density polyethylene. 
1)	Recyclable: 100 percent.
c.	Color: As selected by Architect from manufacturer's 15 standard colors.
d.	Color: Custom color as selected by Architect.
16.	Seat Numbers: Color: Black number over grey background.
a.	Oval Lexan Plate: 1-3/4 x 1-1/4 inch (45 x 32 mm).
17.	Row Identification: Color: Black letter over grey background.
a.	Oval Lexan Plate: 1-3/4 x 1-1/4 inch (45 x 32 mm).
C.	ADA Accessible Seating:
1.	Locate first tier modular units to provide wheelchair-accessible seating at locations indicated on Drawings. Modular units are available in 2 seat to 7 seat sizes inclusive and are custom configured according to number of tiers, section size, aisle locations, etc.
a.	Flex-Row Units: First row modular recoverable seating units. 
1)	Closed Configuration: Accommodates persons requiring ADA spaces or other temporary space needs.
2)	Opened Configuration: For standard usage.
3)	Units are to have a handle for easy operation.
4)	Full-surround steel skirting with a 3/4 inch (19 mm) floor clearance for safety and improved aesthetics. Color: Black.
5)	End Cap for the Nose Beam: Injection molded. For safety and improved aesthetics. Color: Black.
6)	Mechanical Positive Lock: When the Flex-Row system is in the open and closed position. 
a)	Handle: Unlocks the modular recoverable seating unit for operation.
7)	Flex-Row can be utilized with the full system in the open or closed position.
8)	The modular units are designed to achieve multi-use front row seating to accommodate team seating, ADA requirements, and facility specific requirements. 
9)	Flex-Row. 
b.	Permanent ADA Units: First-tier fixed end-section units with a full width front closure panel.
1)	Extending from underside of second tier to within 1-1/2 inches (38 mm) of finished floor.
c.	Permanent ADA Units: full-section truncations with a full width front closure panel.
1)	Extending from underside of second tier to within 1-1/2 inches (38 mm) of finished floor.
2.8	RAILS, PANELS AND STEPS
A.	End Rails: Self-storing.
1.	Starting no higher than the second tier, 42 inches (1066 mm) high above seat.
2.	End Rail Material: 1.5 inch (38 mm) square steel tubing.
3.	Baluster Material: 0.5 inch (13 mm) square steel.
a.	Intermediate members attached with 4 inch (102 mm) sphere passage requirements.
4.	Finish: Powder coated, semi-gloss. Color: Black.
5.	Finish: Powder coated, semi-gloss. Color: As selected by Architect from manufacturer's 15 colors.
B.	End Rails: Removable. Must be removed in order to allow telescoping operation.
1.	Starting no higher than the second tier, 42 inches (1066 mm) high above seat.
2.	End Rail Material: 1.5 inch (38 mm) square steel tubing.
3.	Baluster Material: 0.5 inch (13 mm) square steel.
a.	Intermediate members attached with 4 inch (102 mm) sphere passage requirements.
4.	Finish: Powder coated, semi-gloss. Color: Black.
5.	Finish: Powder coated, semi-gloss. Color: As selected by Architect from manufacturer's 15 colors.
C.	Center Aisle Rails: Auto-Rotating.
1.	Single pedestal mount handrails, 34 inches (864 mm) high with terminating mid rail.
2.	Permanently attached handrail and mounted socket. Rail rotates in the socket for rail storage. 
3.	Rails rotate and lock in the use position as the seating opens.
4.	Rails unlock and rotate back to the stowed position as the seating closes. 
5.	Ends of the Handrail: Return to the post and not extend away from it. 
6.	Not Acceptable: Rails having openings to avoid interference with closed decks.
7.	Rail Material: 1.5 inch (38 mm) square steel tubing.
8.	Finish: Powder coated, semi-gloss. Color: Black.
9.	Finish: Powder coated, semi-gloss. Color: As selected by Architect from manufacturer's 15 colors.
D.	Center Aisle Rails: Manual Rotating.
1.	Single pedestal mount handrails, 34 inches (864 mm) high with terminating mid rail. Permanently attached handrail and mounted socket. Rail rotates in the socket for rail storage. 
2.	Rail is to deploy easily, lock in the use position, and require intent and effort to unlock, and return to the stowed position. 
3.	Ends of the Handrail: Return to the post and not extend away from it. 
4.	Not Acceptable: Rails having openings to avoid interference with closed decks.
5.	Rail Material: 1.5 inch (38 mm) square steel tubing.
6.	Finish: Powder coated, semi-gloss. Color: Black.
7.	Finish: Powder coated, semi-gloss. Color: As selected by Architect from manufacturer's 15 colors.
E.	Center Aisle Rails: Removable/Store in Place.
1.	Single pedestal mount handrails starting no higher than tier 2, 34 inches (864 mm) high with terminating mid rail. 
2.	Rails: To be lifted, rotated 90 degrees and reinserted for easy storage in the socket. 
3.	Ends of the Handrail: Return to the post and not extend away from it. 
4.	Not Acceptable: Rails having openings to avoid interference with closed decks.
5.	Rail Material: 1.5 inch (38 mm) square steel tubing.
6.	Finish: Powder coated, semi-gloss. Color: Black.
7.	Finish: Powder coated, semi-gloss. Color: As selected by Architect from manufacturer's 15 colors.
F.	Center Aisle Rails: Fold and Stow.
1.	Single pedestal mount handrails, 34 inches (864 mm) high with terminating mid rail. 
2.	Rail to be permanently mounted to a rotating socket for rail storage on the intermediate aisle step. 
3.	Ends of the Handrail: Return to the post and not extend away from it. 
4.	Rails store on top of intermediate aisle step and do protrude beyond the platform surface.
5.	Not Acceptable: Rails having openings to avoid interference with closed decks.
6.	Rail Material: 1.5 inch (38 mm) square steel tubing.
7.	Finish: Powder coated, semi-gloss. Color: Black.
8.	Finish: Powder coated, semi-gloss. Color: As selected by Architect from manufacturer's 15 colors.
G.	Front Rails:
1.	Height Above Deck: 30 inches (762 mm) minimum.
2.	End Rail Material: 1.5 inch (38 mm) square steel tubing.
3.	Baluster Material: 0.5 inch (13 mm) square steel.
a.	Intermediate members attached with 4 inch (102 mm) sphere passage requirements.
4.	Finish: Powder coated, semi-gloss. Color: Black.
5.	Finish: Powder coated, semi-gloss. Color: As selected by Architect from manufacturer's 15 colors.
H.	Skirt Panel: On 1st Row. Galvanized steel front skirt panel. It prevents players and objects from sliding underneath the first row.
I.	Fixed Front Closure Panels: Extend vertically from underside of front row to front skirt panel. 
1.	Material: 5/8 inch (16 mm) clear finish plywood.
2.	Material: 5/8 inch (16 mm) Polydeck.
a.	Color: Gray.
b.	Color: Black.
c.	Color: Beige.
J.	Fixed Rear Closure Panels: Extend vertically to close off the rear side of the platform.
1.	Extends Up To: 8 feet (2.4 m) high.
2.	Extends To: Full height.
3.	Material: 5/8 inch (16 mm) clear finish plywood.
4.	Material: 5/8 inch (16 mm) Polydeck.
a.	Color: Gray.
b.	Color: Black.
c.	Color: Beige.
K.	End Closure Panels: For closed stack position at each exposed bank end.
1.	Material: 5/8 inch (16 mm) clear finish plywood.
2.	Material: 5/8 inch (16 mm) Polydeck.
a.	Color: Gray.
b.	Color: Black.
c.	Color: Beige.
L.	Steps: 
1.	Step Type: Sure-Step. Flip-up Front Aisle Step.
a.	Permanently hinged to the front row. Ensures availability and ease of operation. 
b.	Two 3 inch (76 mm) diameter x 3/4 inch (19 mm) wide non-marking front wheels.
c.	The system can operate with the Sure-Step in the stored or deployed position. 
d.	Edges are coined, hemmed or radiused with front edge rubber bumpers. 
e.	Abrasive-backed non-slip tread identifier on leading edge of nosing. 
f.	For Aisle Widths Greater Than 6 feet (1.8 m): Two side by side hinged steps are provided. 
2.	Step Type: Removeable Front Aisle Steps.
a.	At each vertical aisle location.
b.	Steps engage with front row to prevent accidental separation or movement.
c.	Four non-skid rubber feet. Diameter: 1 inch (25 mm).
d.	End Caps: Full radius on all four edges.
3.	Step Type: Intermediate Aisle Steps.
a.	Fully enclosed, at each vertical aisle. 
b.	End Caps: Full radius on all four edges. 
c.	Tread Surface: Abrasive Non-slip, Adhesive-backed.
4.	Step Type: Portable Front Access Stairs.
a.	Equipped with handrails.
b.	Wheels: Full-swiveling and nonmarring.
c.	Locking Mechanism: Prevents movement during use. 
5.	Step Type: Transitional Top Step.
a.	Fully enclosed, at each vertical aisle where the last row of telescoping stands transitions to another building level. 
b.	Construction to match adjacent steps.
2.9	COMPONENTS
A.	Decking:
1.	Material: Plywood. 5/8 inch (16 mm) thick AC grade tongue and groove Southern Yellow Pine with clear urethane, high gloss finish.
2.	Material: Polydeck. 5/8 inch (16 mm) thick BC grade polyethylene-top-coated tongue and groove Douglas Fir plywood.
a.	Polyethylene overlay bonded to substrate, 0.03 inch (0.8 mm) thickness. 
b.	Color: Black.
c.	Color: Gray.
d.	Color: Beige.
3.	Carpet: At decks and steps. Mount to plywood deck as substrate.
a.	Tufted, level loop, TARR rated 'heavy foot traffic' polyester pile with woven synthetic backing. 
b.	Carpet Color: To be of manufacturer's standard selection.
B.	Understructure: 
1.	Finish: Rust-inhibiting black finish.
2.	Finish: Hot dipped galvanized (poolside).
3.	Hardware Finish: Zinc-plated, Rust inhibiting black finish. 
4.	Hardware Finish: Corrosion resistant, Hot dipped galvanized (poolside).
5.	Posi-locks and Other Surfaces: Powder coated black; Rust inhibiting black finish.
6.	Posi-locks and Other Surfaces: Electroless-nickel plated, Hot dipped galvanized (poolside).
7.	Nose Beam:  ASTM A653 grade 40 (276 MPa) steel. 
a.	Continuously roll-formed closed tubular shape.
b.	No steel edges exposed to spectators after product assembly. 
c.	Through-bolted fore/aft to deck stabilizers and frame cantilevers to create the deck structure.
8.	Rear Riser Beam:  ASTM A653 Grade 64 (441 MPa) steel. 
a.	Continuously roll-formed. 
b.	No steel edges exposed to spectators after product assembly. 
c.	Through-bolted fore/aft to deck stabilizers and frame cantilevers to create the deck structure.
9.	Frame: Welded assemblies, one left hand and one right hand per tier, comprised of the following components: 
a.	Lower Track subassembly: ASTM A1011 Grade 50 steel.
1)	Continuous Positive Interglide System (casterhorn) interlocks each adjacent frame casterhorn using an integral, continuous, anti-drift feature and captive interlock with adjustable row spacing at front to prevent separation and misalignment. 
b.	Lower Track Wheels: 3 per frame. 
1)	5 inch (127 mm) diameter by 1-1/4 inch (32 mm) wide with non-marring soft rubber face to protect wood and synthetic floor surfaces. 
2)	Bushings: Molded-in sintered iron and oil-impregnated. To fit 3/8 inch (10 mm) diameter axles. Secured with E-type snap rings.
a)	Option: up to 6 wheels per frame for load distribution.
c.	Slant Columns: A500 Grade, tubular shaped steel.
d.	Cantilever Subassembly: Consists of ASTM A1011 Grade 50 steel nose connection plate, cantilever, and riser attachment plate welded together into a subassembly.
10.	Lock System:  Casterhorns at the end sections of powered banks (minimally), and manual sections, contain a Low Profile Posi-Lock LX to lock each row in the open position and allow unlocking automatically. Adjustable stops to allow field adjustment of row spacings. 
11.	Sway Bracing:  ASTM A653 grade 40 (276 MPa) steel, tension members bolted to columns. 
12.	Deck Stabilizer:  A1011 Grade 45 steel member, through-bolted to nose and riser at three locations per section. Securely captures front and rear edge of decking at rear edge of nose beam and lower edge of riser beam for entire length of section. Interlocks with adjacent stabilizer on upper tier using low-friction nylon roller to prevent separation and misalignment. 
C.	Fasteners:  Vibration proof, in manufacturer's standard size and material.
2.10	ELECTRICAL OPERATION SYSTEMS
A.	Integral Power:
1.	Default Operation: Removable pendant control unit which plugs into a seating bank for tethered operator management of stop, start, forward, and reverse control of the power operation. 
B.	PF1/2/3/4: An integral automatic electro-mechanical powered frame propulsion system, to open and close telescopic seating. 
1.	Electrical - Seating Manufacturer: Provides all wiring within seating bank, including pendant control. Motors, housing, and wiring must be installed and grounded in complete accord with the National Electrical Code. 
2.	The control system is to operate at low voltage (24V). 
3.	Electrical Contractor: Is to perform all connections at and upstream of the equipment specified and ensure supplied voltage drops no more than 4 percent below nominal where power connects thereto. 
4.	Each unit for PF(1/2/3/4) is driven by a 1/2 horsepower, 1725 RPM motor. 
a.	Power: 208 Volts 3-Phase.
1)	1.25 Service Factor Motor: Runs on 208 V at 60 Hz and draws a full load current of 1.8 amperes. 
a)	Required Power Supply: 3 asynchronous phases of 120 Volts each, plus neutral plus ground, each with 20 Amp capacity. 
2)	A UL Listed System: 
a)	Motors, circuit protection, motor controls, user interface, enclosures, conductors, and connectors are to be evaluated and approved for correct size and compatibility under maximum rated load on the motors, under UL Product Category FHJU, titled Electrical Drive and Controls for Folding and Telescopic Seating.
b.	Power: 115 Volts 1-Phase.
1)	1.25 Service Factor Motor: Runs on 115 V at 60 Hz and draws a full load current of 6.2 amperes. 
a)	Required Power Supply: Single phase of 115 Volts, plus neutral plus ground, each with current capacity per the following schedule:
1)	15 Amps when 1 or 2 motors on the power supply.
2)	30 Amps when 3 or 4 motors on the power supply.
3)	40 Amps when 5 or 6 motors on the power supply.
2)	UL Listed or Recognized Components:
a)	Motors, circuit protection, motor controls, user interface, enclosures, conductors, and connectors, correctly sized and compatible under maximum rated load on the motors.
c.	Power: 230 Volts 1-Phase.
1)	1.25 Service Factor Motor: Runs on 230 V at 50 Hz and draws a full load current of 5.5 amperes. 
a)	Required Power Supply: A single phase of 230 Volts, plus neutral plus ground, each with current capacity per the following schedule:
1)	15 Amps when 1 or 2 motors on the power supply.
2)	20 Amps when 3 or 4 motors on the power supply.
3)	30 Amps when 5 or 6 motors on the power supply.
2)	UL Listed or Recognized Components Throughout: Motors, circuit protection, motor controls, user interface, enclosures, conductors, and connectors, all correctly sized and compatible under maximum rated load on the motors.
a)	Each pair of Powered Frames: Consists of output shaft gear reducer with 6 inch (152 mm) diameter x 4 inch (102 mm) wide wheels covered with non-marring 1/2 inch (13 mm) thick composite rubber.
3)	Operate the telescoping seating as Follows: 
a)	PF1: Pulls at 46 feet (16.8 meters) per minute with 1/2 Hp through 60:1 speed reduction to 2 drive wheels. 
1)	Maximum Pull: Approximately 261 lbs (1161 N).
b)	PF2: Pulls at 46 feet (16.8 meters) per minute with 1/2 Hp through 60:1 speed reduction to 4 drive wheels.
1)	Maximum Pull: Approximately 261 lbs (1161 N).
c)	PF3: Pulls at 25 feet (9.3 meters) per minute with 1/2 Hp through 111:1 speed reduction to 4 drive wheels. 
1)	Maximum Pull: Approximately 478 lbs (2126 N).
d)	PF4: Pulls at 25 feet (9.3 meters) per minute with 1 Hp through 111:1 speed reduction to 4 drive wheels.
1)	Maximum Pull: Approximately 956 lbs (4253 N).
5.	Annual Service Light Kit: Designed to be mounted to front skirt panel.
a.	Includes the Following:
1)	Service Light: 3.50 x 3.50 x 0.89 inches (89 x 89 x 21 mm). 
2)	Mounting hardware, including drill bit.
3)	Batteries: Two, AA.
4)	Instructions: Installation and Operation. 
b.	Unit Activation: By battery insertion; after removal of protective battery strip. 
1)	After One Calendar Year: Unit will start flashing indicating an annual inspection is due. 
2)	Replace batteries to reset annual timer. 
C.	Optional Components:
1.	Limit Switches: Stops integral power operation when seating has reached the fully extended or closed position.
a.	Manufacturer furnished and installed. Open and closed limit switches for the integral power system.
b.	Power Operation: A combination of contactors and limit switches ensure the wiring is not energized except during operation.
2.	Remote Control: Enables un-tethered operator management of stop, start, forward, and reverse control of the power system.
a.	Grants and confirms access only to authorized controllers, denying operation by spurious signals.
b.	Terminates access shortly after completed operation.
1)	Requires re-approval to resume operation.
c.	Manufacturer furnished and installed. Access Control Unit, Remote Controller, and Remote Control Transmitters.
3.	Key Switch Control: Manufacturer furnished parts and instructions for installing a key-operated controller on the fixed structure of the facility.
4.	Portable Power Assist:
a.	A walk-behind, self-contained portable electro-mechanical power unit.
b.	Enables operator management of stop, start, forward, and reverse control of telescopic seating. Multiple units may be operated independently by detaching from one unit and attaching to another.
c.	The manufacturer will furnish and install two attachments for Portable Power Assist on every applicable section of telescopic seating and one Portable Power Assist unit per facility.
1)	Heavy Duty Power Cord: 100 ft long and plug connected to a 120 V 20 amp outlet convenient for the seating units to be operated.
d.	Tractor Unit: Fitted with heavy-duty operating handle, convenient switches controlling forward / reverse, and separate from spring loaded on / off switch. 
1)	Power Drive Unit: Gearmotor with dual output shafts and 6 inch (152 mm) diameter wheels covered with non-marring 1/2 inch (13 mm) thick molded polyurethane.
2)	Average Operating Speed: 35 feet (12.8 meters) per minute with a pulling capacity of PF3, approximately 478 lbs (2126 N).
2.11	TRANSPORT SYSTEMS
A.	Integral Mechanical Dolly: One pair of machine-screw-jack dollies; per section, for transport of movable telescopic sections. 
1.	Operated by a cordless drill through access holes in either the front or rear of the section. Dollies are to be designed to engage front and rear structural steel lift beams.
2.	Each Dolly: Fitted with 6 inch (152 mm) diameter, 360 degree swiveling kingpinless casters. Wheel Treads: Molded polyurethane bonded to cast iron hubs with roller bearings. 
B.	Portable Hydraulic Dolly: One pair of portable hydraulic dollies; per section, suitable for transport of movable telescopic sections. 
1.	Each Dolly: Fitted with 5 inch (127 mm) diameter, 360 degree swiveling kingpinless casters. Wheel Treads: Molded polyurethane bonded to cast iron hubs with roller bearings.
2.	Dollies are to be inserted manually beneath the front of the first telescoping row with seating completely closed. Dollies are to engage front lift plates and rear structural steel lift beams.
2.12	FABRICATION
A.	Fabricate understructure from structural-steel members in size, spacing, and form required to support design loads specified in referenced safety standard.
B.	Welded understructure to comply with applicable AWS standards.
C.	Round corners and edges of components and exposed fasteners to reduce snagging and pinching hazards.
D.	Form exposed sheet metal with flat, flush surfaces, level and true in line, and without cracking and grain separation.
2.13	ACCESSORIES
A.	Scorer's Table: Removable unit with a gray textured top of molded 2 inch (51 mm) thick polymer with eased edges and integral 16 gage (1.51 mm) cantilevered comfort C-style leg.
1.	Size (LxDxH): 8 feet (2438 mm) x 18 inches (457 mm) x 30 inches (762 mm).
2.	Size (LxDxH): 6 feet (1829 mm) x 18 inches (457 mm) x 30 inches (762 mm).
B.	Semi-Permanent Modular Video Platform: 
1.	Size: 4 x 4 feet (1219 x 1219 mm).
2.	Size: 4 x 8 feet (1219 x 2438 mm).
3.	Rail sleeves.
4.	Safety rails.
C.	Portable Modular Video Platform: 
1.	Size: 4 x 4 feet (1219 x 1219 mm).
2.	Rail sleeves.
3.	Safety rails.
D.	Strip Aisle Lights: Two 6 x 5/16 inch (152 x 8 mm) square strip LED aisle lights mounted in housing on front riser of each intermediate aisle step, for accent lighting. 
1.	Operate at 24 V requiring a supplied transformer system. 
2.	Electrical components to be UL listed.
E.	Operating Handles for manual applications:  3/4 inch (19 mm) OD steel tubing. 
1.	Handles are to engage at the first tier.
F.	Access Panels, Hatchways:  Maintenance access to understructure. 
1.	For wall to wall applications, at the fourth or fifth tier.
G.	Cross Aisles: Continuous rear cross aisle or elevated front cross aisle as indicated on Drawings. Construction material and finish to match telescopic seating. 
1.	Size: ___ feet ___ inches (___ m).
H.	Rear Deck Filler: At rear deck level an extended rear deck filler. 
1.	For wall attached and free standing applications. 
2.	Size: ___ feet ___ inches (___ m).
I.	Deck Lock: A cast steel pawl welded to each stabilizer that mates to a nylon capture bracket pinned at the row spacing hole on the mating stabilizer. 
1.	With seating fully open, Deck Lock connects adjacent decks resulting in consistent nose to riser spacing across the platform. 
2.	Eliminates the possibility of relative vertical movement and creates a quiet, solid walking surface, particularly with lightly loaded seating.
J.	Rear Wall Column Cutouts: Custom bleacher cutouts at rear wall building columns. 
1.	Top Rows: Cut out and fitted to meet wall column conditions.
K.	Top Row Ball Deflector Curtain: For gym seating units with six rows or more of single stack configuration. Secured with Velcro to prevent lodging of basketballs and foreign objects.
2.14	GRAPHICS
A.	Xtreme Graphic Logo: Comprised of decorative photography, artwork and/or text that has been permanently in-mold bonded to the front vertical surface of the bleacher seat modules. 
1.	Artwork: Tiled. A process whereby a single large graphic is segmented and applied in separate parts to individual seat modules, which, when viewed together as a whole become a unified piece of artwork, similar to a mosaic. 
2.	Graphics: Printed as full-color CMYK pigmented resin and adhesive layer. 
3.	Once applied, the graphic cannot be removed from the seat module without damaging or destroying the seat module surface. 
4.	Customer must provide vector-based digital artwork, and an approved layout indicating tiled application to individual seat modules to be provided with bid.
B.	Custom Signature Logo: Factory or Dealer-designed logo with CourtSide Seats. Incorporates school letters or graphical representation of school logo across the front of the seating.
1.	Logo is visible when the seating tiers are in the stored position.
2.	Select up to three seat colors for maximum color contrast and creativity.
C.	CourtSide Decorative Graphic Logo: Applied to integrally molded end cap recess area of the CourtSide seat module.
1.	Logo: Approximately 4.7 x 3.5 inches (119 x 89 mm) with full color.
a.	Trimmed to a precise custom cut shape with two mounting holes.
D.	StepSign Graphic Logo: Decorative or text based graphic applied to the vertical surface of the front and intermediate aisle steps.
E.	CourtSign Graphic Logo: Decorative or text based graphic applied to the vertical surface of the front skirt panel.
F.	Media Graphic Rail Sleeve: Decorative graphic covering for media platform rail.
PART 3    EXECUTION
3.1	EXAMINATION
A.	Do not begin installation until the substrates have been properly constructed and prepared.
1.	Examine areas where telescoping stands are to be installed, with Installer present, for compliance with requirements for installation tolerances and other conditions affecting performance of the Work.
2.	Tolerances:
a.	Flooring: Level and within 1/8 inch (3 mm) in 8 feet (2438 mm).
b.	Rear Wall: Plumb within 1/8 inch (3 mm) in 8 feet (2438 mm).
B.	If substrate preparation is the responsibility of another installer, notify Architect in writing of unsatisfactory preparation before proceeding.
3.2	PREPARATION
A.	Clean surfaces thoroughly prior to installation.
B.	Prepare surfaces using the methods recommended by the manufacturer for achieving the best result for the substrate under the project conditions.
3.3	INSTALLATION
A.	Install in accordance with manufacturer's instructions, approved submittals, and in proper relationship with adjacent construction.
1.	Comply with referenced safety standards.
3.4	FIELD QUALITY CONTROL
A.	Field Inspection: Coordinate field inspection in accordance with appropriate sections in Division 01.
B.	Manufacturer's Services: Coordinate manufacturer's services in accordance with appropriate sections in Division 01.
3.5	ADJUSTING AND CLEANING
A.	On completion of installation, lubricate, test, and adjust each telescoping stand unit so that it operates according to manufacturer's written operating instructions.
B.	Clean installed telescoping stands on exposed surfaces. Touch up shop-applied finishes or replace components as required to restore damaged or soiled areas.
3.6	MAINTENANCE SERVICE
A.	Service Capability: Show proof of full-time service capability by factory certified technicians directly employed by the installer. 
1.	A four to eight-hour maximum on-site repair response is required during normal working hours, 8 a.m. to 5 p.m. weekdays (excluding holidays).
2.	All Full-Time Service Personnel shall be Factory Authorized and Trained. 
3.	Provide proof of Service Capability and a list of service parts regularly maintained in inventory. 
3.7	DEMONSTRATION
A.	Engage a factory-authorized service representative to train the Owner's maintenance personnel to adjust, operate, and maintain telescoping stands.

END OF SECTION