MD ANDERSON Project No.XX-XXXX / MD ANDERSON PROJECT NAME
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A/E Project No. / Month, 00, 0000

SECTION 08 34 11 – Rolling Counter Shutters

PART 1 - GENERAL

1.01RELATED DOCUMENTS

  1. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 01 Specification Sections, apply to this Section.
  2. Specifications throughout all Divisions of the Project Manual are directly applicable to this Section, and this Section is directly applicable to them.

1.02REFERENCE STANDARDS

  1. The latest published edition of a reference shall be applicable to this Project unless identified by a specific edition date.
  2. All reference amendments adopted prior to the effective date of this Contract shall be applicable to this Project.
  3. All materials, installation and workmanship shall comply with all applicable requirements and standards.

1.03QUALITY ASSURANCE

  1. Provide each rolling counter shutter as a complete unit furnished by one (1) manufacturer, including hardware, accessories, mounting and installation components.

[RETAIN BELOW IF MORE THAN ONE.]

[ARCHITECT/ENGINEER MUST DELETE EVERYTHING IN BLUE and IN BRACKETS BEFORE PUBLISHING.]

  1. Furnish rolling counter shutter units by one (1) manufacturer for entire Project.
  1. Inserts and Anchorages: Furnish inserts and anchoring devices that must be set in concrete or built into masonry for installation of rolling counter shutter units. Provide setting Drawings, templates, instructions, and directions for installing anchorage devices. Coordinate delivery with other Work to avoid delay.
  2. See concrete and masonry Sections for instruction on installing inserts and anchorage devices.

1.04SUBMITTALS

  1. Product Data:
  2. Submit manufacturer’s product data, roughing-in diagrams, and installation instructions for each type and size of rolling counter door. Provide operating instructions and maintenance information, and complete information describing fire release system including electrical rough-in instructions.

[DELETE BELOW IF NOT REQUIRED.]

  1. Label Certification: Submit UL certification for oversize fire-rated doors and frames that each assembly has been constructed with materials and methods equivalent to requirements for labeled construction.
  1. Samples: Submit two 12” long slats illustrating shape, color, and finish texture.
  2. Shop Drawings:
  3. Submit Shop Drawings for components and installations which are not fully dimensioned or detailed on manufacturer’s data sheets.
  4. Record Documents: Provide record approved product data, shop drawings, samples, and warranties.

PART 2 - PRODUCTS

2.01GENERAL

  1. All materials shall meet or exceed all applicable referenced standards, federal, state and local requirements, and conform to codes and ordinances of authorities having jurisdiction.

2.02manufacturers

  1. The Overhead Door Corporation is specified as the type, function and quality required. Products of the following manufacturers are acceptable, contingent upon providing products which are equivalent to or exceed the quality specified, and are in compliance with the requirements of this Section:
  2. Ceco/Windsor Door.
  3. Cornell Iron Works, Inc.
  4. Cookson Company.
  5. Jim Walter Doors/North American.

2.03COILING SHUTTERS

[SELECT PARAGRAPH BELOW THAT MEETS REQUIREMENTS AND DELETE THE REST. REVISE DESCRIPTION IF DIFFERENT MOUNTING METHOD IS REQUIRED; MODEL NUMBERS REMAIN THE SAME.]

  1. The Overhead Door Corporation “650 Series” face mounted, push-up manually operated, galvanized steel coiling shutter.
  2. The Overhead Door Corporation “650 Series” face mounted, crank operated, galvanized steel coiling shutter.
  3. The Overhead Door Corporation “650 Series” face mounted, motor-operated, galvanized steel coiling shutter.

2.04SHUTTER CURTAIN MATERIALS AND FABRICATION

  1. Interlocking flat slat, “Overhead Door Corporation F128”. Unless otherwise indicated, provide slats of material gage recommended by shutter manufacturer for size and type of unit required.

CONFIRM AND REVISE IF REQUIRED THE SHUTTER DESIGN SHOWN ABOVE. DELETE ALL THE MATERIALS AND FINISHES BELOW THAT DON’T APPLY.]

  1. Material and Finish: Galvanized steel with manufacturer’s rust-inhibitive primer.
  2. Material and Finish: Extruded aluminum, ASTM B 221, Alloy 6063, with 204R1 clear anodized finish.
  3. Material and Finish: Extruded aluminum, ASTM B 221, Alloy 6063, with Duranodic 312 “Medium Bronze” color anodized finish.
  4. Material and Finish: Extruded aluminum, ASTM B 221, Alloy 6063, with Duranodic 313 “Dark Bronze” color anodized finish.

[IF ALUMINUM CURTAIN ABOVE IS RETAINED, CHANGE 650 SERIES ABOVE TO READ “652 SERIES”]

[IF STAINLESS STEEL BELOW IS RETAINED, CHANGE TO “651 SERIES”]

  1. Material and Finish: Stainless steel, AISI 302/304, with No. 4 finish.
  2. Locking Device: Slide-bolt locking device with thumb knob in bottom bar.
  3. Locking Device: Cylinder lock in bottom bar, keyed to building system.
  1. Provide endlocks on alternate curtain slats for curtain alignment and resistance against lateral movement of same material and finish as slats, or as otherwise recommended by manufacturer.
  2. For fire rated assemblies, furnish endlocks at each slat or a continuous endlock system, as standard with manufacturer.
  3. Bottom Bar: Continuous angle or box shape of same material and finish as curtain slats with replaceable flexible vinyl or neoprene astragal.
  4. End Locks: Continuous end links or other devices at ends of rods, locking and retaining curtain in guides against excessive pressures, maintaining curtain alignment and preventing lateral movement.
  5. Guides: Manufacturer’s standard extruded-aluminum shape having curtain groove with return lips or bars to retain curtain. Furnish pile strips, rigid vinyl liner, or other nonmetallic inserts to prevent metal-to-metal contact and minimize noise of travel. Furnish removable stops on guides to prevent overtravel of curtain.

[DELETE BELOW IF NO FIRE RATED SHUTTERS.]

2.05FIRE RATED SHUTTER ASSEMBLIES

  1. Provide types of rolling counter shutter assemblies which have been fire tested, rated, and labeled in accordance with ASTM E 152. Furnish each unit with a metal UL label as evidence of rating with label indicating rating in hours of duration of exposure to fire and letter designation of location for which assembly is designed.
  2. Provide automatic closing device and governor operating when activated by temperature rise and melting of 160 degrees F (71 degrees C) fusible link or by fire alarm system. Construct governor unit to be inoperative during normal shutter operations. Design release mechanism for easy resetting. Re-setting of motorized shutters shall be accomplished by clearing of the signal from the fire alarm system, and pushing the “OPEN” button at the shutter control station.
  3. Fabricate unit to permit manual lifting of curtain for emergency exit after automatic closing with curtain returning to closed position when released.
  4. For motor operated fire rated shutters, furnish interface for connection to fire alarm system. When smoke detection is required, interface shall permit use of smoke detectors by the same manufacturer as building fire alarm system, and shall comply with requirements of Division 28 Section 28 30 00.

2.06COUNTERBALANCING MECHANISM

  1. Counterbalance shutters by means of steel helical torsion spring mounted around a steel shaft and contained in a spring barrel connected to the curtain. Use grease-sealed ball bearings or self-lubricating graphite bearings for rotating members.
  2. Counterbalance: Hot-formed, structural-quality carbon steel, welded or seamless pipe, of sufficient diameter and wall thickness to support the rolled-up curtain without distortion and to limit barrel deflection to not more than 0.03 inch per foot of span under full load.
  3. Furnish spring balance of one (1) or more oil-tempered, heat-treated steel helical torsion springs. Size springs to counterbalance weight of curtain, with uniform adjustment accessible from outside barrel. Provide cast-steel barrel plugs to secure ends of springs to barrel and shaft.
  4. Fabricate torsion rod for counterbalance shaft of case-hardened steel, sized to hold fixed spring ends and carry torsional load.
  5. Brackets: Manufacturer’s standard design, either cast iron or cold-rolled steel plate.

[DELETE BELOW IF HOOD NOT REQUIRED IN CONCEALED SOFFIT.]

  1. Hood: Form to entirely enclose coiled curtain and operating mechanism at opening head. Contour to suit end of brackets to which hood is attached. Roll and reinforce top and bottom edges for stiffness. Provide closed ends for surface-mounted hoods and any portion of between-jamb mounting projecting beyond wall face. Provide intermediate support brackets as required to prevent sag.

[SELECT HOOD TYPE(S) REQUIRED; DELETE OTHERS.]

  1. Fabricate hoods for steel shutters of not less than 0.0276-inch-thick (24-gage), hot-dip galvanized steel sheet complying with ASTM A 446, Grade A, with ASTM A 525, G90 zinc coating, mill phosphatized.
  2. Fabricate hoods for aluminum shutters of alloy 3003 aluminum sheet not less than 0.032 inch thick, finished to match curtain.
  3. Fabricate hoods for stainless steel shutters of Type 302/304, 0.0276-inch-thck (24-gage) stainless steel sheet, finished to match curtain.

[RETAIN BELOW FOR CONCEALED INSTALLATIONS (NOT NORMALLY USED).]

  1. Furnish removable metal soffit when hood is mounted above ceiling of same material and finish of curtain, unless otherwise indicated.

2.07Manual Operation

[MANUAL PUSH-UP OPERATION IS GENERALLY RECOMMENDED FOR GRILLES NOT OVER 100 SQ. FT. IN AREA FOR STEEL UNITS, AND NOT OVER 120 SQ. FT. IN AREA FOR ALUMINUM UNITS.]

  1. Manual Push-Up Operation: Design counterbalance mechanism so that required lift or pull for door operation does not exceed 25 pounds. Furnish pull-down chain, strap, or hook.
  2. For shutters 8 feet high and over, furnish pull-down pole with hook.

[REVISE BELOW TO SUIT PROJECT. CYLINDER LOCKING AVAILABLE AS STANDARD FROM SOME MFRS AND AS AN OPTION FROM OTHERS.]

  1. Furnish slide-bolt locking device (with hasp for padlock) at each jamb on bottom bar.
  2. Crank Hoist Operator: Furnish crank hoist operator consisting of crank and crank gear box, steel crank drive shaft and gear-reduction unit. Size gears to require no more than 25-pound effort to turn crank. Fabricate gear box to completely enclose operating mechanism and be oil-tight.
  3. Furnish manufacturer’s standard removable operating arm for each crank-gear unit.

[DELETE THE FOLLOWING IF NO ELECTRIC OPERATORS. RETAIN FOR LARGER UNITS, REMOTE CONTROL, FREQUENT OPERATION, OR COMPLEX MOUNTING CONDITIONS.]

2.08Electrical motor operations

  1. Furnish electric operator assembly of size and capacity recommended and provided by shutter manufacturer; complete with electric motor and factory-prewired motor controls, gear-reduction unit, solenoid-operated brake, remote-control stations, and control devices.
  2. Provide hand crank-operated disconnect or a mechanism for automatically engaging an operator and releasing brake for emergency manual operation. Mount disconnect and operator so they are accessible from floor level. Include an interlock device to automatically prevent motor from operating when emergency operator is engaged.
  3. Design operator so than motor may be removed without disturbing limit-switch adjustment and without affecting emergency auxiliary operator.

[SELECT TYPE OF OPERATOR REQUIRED; DELETE OTHERS. REFER TO MFR’S DATA FOR PARTICULAR APPLICATIONS.]

  1. Operator Type: Furnish wall or bracket mounted operator units consisting of electric motor, worm-gear drive from motor to reduction gear box, chain or worm-gear drive from reduction box to a gear wheel mounted on counterbalance shaft, and disconnect-release for manual operation. Provide motor and drive assembly of horsepower and design as determined by manufacturer for size of unit required.
  2. Electric Motors: Provide high-starting torque, reversible, constant-duty, Class A, insulated electric motors with overload protection, sized to move shutters in either direction, from any position, at not less than 2/3 foot and not more than 1 foot per second.
  3. Coordinate wiring requirements and current characteristics of motors with building electrical system.

[REVISE BELOW IF OTHER TYPE MOTOR REQUIRED.]

  1. Provide open-drip-proof type motor, and controller with NEMA Type 1 enclosure.

[REVISE BELOW IF CONTINUOUS-PRESSURE SWITCH REQUIRED FOR OPEN/CLOSING OPERATION. KEY OPERATED UNITS ALSO AVAILABLE.]

  1. Remote Control Station: Provide momentary-contact, three-button control station with push button controls labeled “Open,” “Close”, and “Stop”.

[DUST-PROOF OR EXPLOSION-PROOF UNITS MUST BE ADDED TO THIS ARTICLE.]

  1. Provide interior units, full-guarded type, flush-mounted, heavy-duty, with general-purpose NEMA Type 1 enclosure.

[NORMALLY AN AUTOMATIC BOTTOM BAR IS NOT REQUIRED FOR SHUTTERS; BUT MAY BE NECESSARY DEPENDING UPON LOCATION AND SUPERVISION DURING THE CLOSING CYCLE.]

  1. Automatic Reverse Control: Provide each shutter with automatic safety switch, extending full width of bottom, and located within neoprene or rubber astragal mounted to bottom rail. Contact with switch before fully closing will immediately stop downward travel and reverse direction to fully opened position.

[SELECT THE TYPE CONTROL REQUIRED AND DELETE THE OTHER. USE OF THE REMOTE/RADIO ACTIVATION OPTION AT BOTTOM BAR IS PREFERRED FOR NON- INDUSTRIAL APPLICATIONS.]

  1. Connect to control circuit through retracting safety cord and reel or self-coiling cable.
  2. Provideremote/radio activated automatic bottom bar.

PART 3 - EXECUTION

3.01INSTALLATION

  1. Installation shall meet or exceed all applicable federal, state and local requirements, referenced standards and conform to codes and ordinances of authorities having jurisdiction.
  2. All installation shall be in accordance with manufacturer’s published recommendations.
  3. Install shutters and operating equipment complete with necessary hardware, in accordance with final Shop Drawings, manufacturer’s instructions, and as specified here.
  4. After completing installation, including work by other trades, lubricate, test and adjust shutters to operate easily, free from warp, twist or distortion.

3.02training

  1. Train Owner's personnel on procedures and schedules related to shutter operation, servicing, preventive maintenance, and procedures for resetting closing devices after activation.

END OF SECTION 08 34 11

The University of Texas / Rolling Counter Shutters
MD Anderson Cancer Center / 08 34 11
MS040810 / 1 of 1