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ARCAT Generic Escalator Content Escalators
 
         
SECTION 14 31 00
 
         
ESCALATORS
 
         
 
         
Copyright 2021 - 2021 ARCAT, Inc. - All rights reserved

          ** NOTE TO SPECIFIER ** This is a generic ARCAT specification, provided in the style and format of all ARCAT manufacturer's specifications. The Notes to Specifier are intended to provide guidance in editing the text. Delete and add text as required for your individual project.
 
          PART 1GENERAL
 
          1.1SECTION INCLUDES
          ** NOTE TO SPECIFIER ** Delete items below not required for project.
 
          A.Escalators of the following types:
          1.Interior escalators.
          2.Exterior escalators.
 
          1.2RELATED SECTIONS
          ** NOTE TO SPECIFIER ** Delete any sections below not relevant to this project; add others as required.
 
          A.Section 03 30 00 - Cast-in-Place Concrete.
 
          B.Section 05 12 13 - Architecturally-Exposed Structural Steel Framing.
 
          C.Section 05 50 00 - Metal Fabrications.
 
          D.Section 07 81 00 - Applied Fireproofing.
 
          E.Section 08 31 13 - Access Doors and Frames.
 
          F.Section 08 83 13 - Mirrored Glass Glazing.
 
          G.Section 26 05 00 - Common Work Results for Electrical.
 
          1.3REFERENCES
          ** NOTE TO SPECIFIER ** Delete references from the list below that are not actually required by the text of the edited section.
 
          A.ASTM International (ASTM):
          1.ASTM A240 - Standard Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Application.
          2.ASTM A1008 - Standard Specification for Steel, Sheet, Cold-Rolled, Carbon, Structural, High-Strength Low-Alloy, High-Strength Low-Alloy with Improved Formability, Required Hardness, Solution Hardened, and Bake Hardenable.
          3.ASTM B36 - Standard Specification for Brass Plate, Sheet, Strip, And Rolled Bar.
          4.ASTM B455 - Standard Specification for Copper-Zinc-Lead Alloy (Leaded-Brass) Extruded Shapes.
          5.ASTM C1048 - Standard Specification for Heat-Strengthened and Fully Tempered Flat Glass.
 
          B.American Society of Civil Engineers (ASCE):
          1.ASCE/SEI 7 - Minimum Design Loads and Associated Criteria for Buildings and Other Structures.
 
          C.American Society of Mechanical Engineers (ASME):
          1.ASME/ANSI A17.1 - Safety Code for Elevators and Escalators.
 
          D.CSA Group (CSA):
          1.CSA B44 - Safety Code for Elevators and Escalators Includes Requirements for Elevators, Escalators, Dumbwaiters, Moving Walks, Material Lifts, and Dumbwaiters with Automatic Transfer Devices.
 
          E.International Code Council:
          1.International Green Construction Code (IgCC).
 
          F.National Electrical Manufacturers Association (NEMA):
          1.NEMA 250 - Enclosures for Electrical Equipment.
          2.NEMA MG1 - Motors and Generators Standard.
 
          1.4SUBMITTALS
 
          A.Submit under provisions of Section 01 30 00 - Administrative Requirements.
 
          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.Installation methods.
          ** NOTE TO SPECIFIER ** Delete if not applicable to product type.
 
          C.Verification Samples: Two representative units of each finish type, size, pattern, and color.
 
          D.Shop Drawings: Include details of materials, construction, and finish. Include relationship with adjacent construction.
 
          E.Warranty: Manufacturer's standard warranty. Include labor and materials to repair or replace defective materials.
 
          F.Operation and Maintenance Data: Submit manufacturer's operation and maintenance data, including operating instructions, list of spare parts and maintenance schedule.
 
          G.Delegated Design: Provide credentials, experience records, and references of the licensed professional engineer retained to design escalator systems as defined in Section 01 40 00 - Quality Requirements0 "Quality Requirements".
 
          1.5QUALITY ASSURANCE
 
          A.Manufacturer Qualifications: Company specializing in manufacturing products specified in this section with a minimum five years documented experience.
 
          B.Installer Qualifications: Company specializing in performing Work of this section with minimum two years documented experience with projects of similar scope and complexity.
 
          C.Source Limitations: Provide each type of product from a single manufacturing source to ensure uniformity.
 
          1.6PRE-INSTALLATION CONFERENCE
 
          A.Convene a conference approximately two weeks before scheduled commencement of the Work. Attendees shall include Architect, Contractor and trades involved. Agenda shall include schedule, responsibilities, critical path items and approvals.
 
          1.7DELIVERY, STORAGE, AND HANDLING
 
          A.Store and handle in strict compliance with manufacturer's written instructions and recommendations.
 
          B.Protect from damage due to weather, excessive temperature, and construction operations.
 
          1.8PROJECT CONDITIONS
 
          A.Maintain environmental conditions (temperature, humidity, and ventilation) within limits recommended by manufacturer for optimum results. Do not install products under environmental conditions outside manufacturer's recommended limits.
 
          1.9WARRANTY
 
          A.Manufacturer's Warranty: Provide manufacturer's standard limited warranty.
          1.Manufacturer will restore, escalators failing within warranty period.
          2.Failures: Include but are not limited to the following.
          a.Control systems.
          b.Specified performance levels.
          c.Material failure.
          d.Excessive vibration.
 
          PART 2PRODUCTS
 
          2.1MANUFACTURERS
          ** NOTE TO SPECIFIER ** Insert acceptable manufacturers. To research manufacturers, search "escalators" on www.arcat.com.
 
          A.Acceptable Manufacturers: ______.
          ** NOTE TO SPECIFIER ** Delete one of the following two paragraphs; coordinate with requirements of Division 1 section on product options and substitutions.
 
          B.Substitutions: Not permitted.
 
          C.Requests for substitutions will be considered in accordance with provisions of Section 01 60 00 - Product Requirements.
 
          2.2PERFORMANCE REQUIREMENTS
          ** NOTE TO SPECIFIER ** Delete performance requirements not required.
 
          A.Standards Compliance:
          1.ASME/ANSI A17.1.
          2.CSA B44.
          3.Requirements of local authorities that have jurisdiction.
 
          B.International Green Construction Code (IgCC) requirements.
          1.Variable-speed controls complying with ASME A17.1 and CSA B44:
          a.Unoccupied Escalators: Decelerate to 20 fpm (0.10 mps) after an assigned time interval.
          b.Detect passengers and accelerate escalator before passengers reach the comb plate.
          ** NOTE TO SPECIFIER ** Delete if high traffic escalators are not required.
 
          C.High Traffic Escalators: Loads to be ____ times of those required by ASEM A17.1 and CSA B44.
          ** NOTE TO SPECIFIER ** Optional. Delete if not required.
          1.Motor complying with NEMA MG 1, Insulation Class B.
 
          D.Design and equip escalators to run in either direction.
 
          E.Braking Deceleration: 3 ft per sec per sec (0.9 m per sec per sec) in upward mode.
          ** NOTE TO SPECIFIER ** The following is a more common handrail and railing system requirement and is different from requirements in ASME/ANSI A17.1 and CSA B44. Delete if not required.
 
          F.Handrails and Railing Systems: Comply with ASCE/SEI 7 or requirements of local authorities that have jurisdiction.
 
          G.Seismic Performance as defined by ASCE/SEI 7.
          ** NOTE TO SPECIFIER ** Delete seismic design category options not required.
          1.Project's Seismic Design Category: A.
          2.Project's Seismic Design Category: B.
          3.Project's Seismic Design Category: C.
          4.Project's Seismic Design Category: D.
          5.Project's Seismic Design Category: E.
          6.Project's Seismic Design Category: F.
 
          H.Exposed metal: Includes but is not limited to deck covers, balustrade panels, and trim.
          1.Surface Flatness: Stretcher-leveled standard of flatness.
          2.Material Strength: Sufficient for indicated use. Metal thickness or reinforcement as needed.
          3.Joint Support: Concealed stiffeners as needed. Exposed faces to be held in flush alignment.
 
          I.Prevent water accumulation on surfaces and direct water from electrical components mechanisms.
 
          2.3ESCALATORS
          ** NOTE TO SPECIFIER ** Delete escalator types not required.
 
          A.Interior Escalators:
          ** NOTE TO SPECIFIER ** Delete type not required.
          1.Standard Escalators: Standard manufacturer components.
          2.High-Traffic Escalators: Heavy-duty manufacturer components.
          ** NOTE TO SPECIFIER ** Delete numbers of flat steps not required.
          3.Flat Steps, Top and Bottom Landings: Two.
          4.Flat Steps, Top and Bottom Landings: Three.
          5.Flat Steps, Top and Bottom Landings: Four.
          6.Flat Steps, Top and Bottom Landings: ________.
          ** NOTE TO SPECIFIER ** Delete speeds not required.
          7.Speed: 90 ft per min (0.46 m per sec).
          8.Speed: 100 ft per min (0.5 m per sec).
          9.Speed: ____ ft per min (____ m per sec).
          ** NOTE TO SPECIFIER ** Delete step width not required.
          10.Step Width: 24 inches.
          11.Step Width: 40 inches.
          12.Step Width: ____ inches (____ mm).
          13.Balustrades: Opaque panels supporting moving handrails and guide rail.
          ** NOTE TO SPECIFIER ** Delete panel types not required.
          a.Interior Panels: Satin stainless steel.
          b.Interior Panels: Polished stainless steel.
          c.Interior Panels: Satin Bronze.
          d.Interior Panels: ________.
          e.Exterior Panels: Satin stainless steel.
          f.Exterior Panels: Polished stainless steel.
          g.Exterior Panels: Satin Bronze.
          h.Exterior Panels: ________.
          14.Balustrades: Tempered glass panels supporting moving handrails and guide rail.
 
          B.Exterior Escalators:
          ** NOTE TO SPECIFIER ** Delete type not required.
          1.Standard Escalators: Standard manufacturer components.
          2.High-Traffic Escalators: Heavy-duty manufacturer components.
          3.Materials:
          ** NOTE TO SPECIFIER ** Delete material not required.
          a.Exposed Components: Stainless steel.
          b.Exposed Components: Bronze.
          c.Structural Components: Galvanized steel with stainless-steel or zinc-plated fasteners.
          4.Electrical Enclosures: Comply with NEMA 250, Type 4.
          5.Motor Enclosures: NEMA MG1, Insulation Class B.
          ** NOTE TO SPECIFIER ** Delete heater options not required.
          6.Heaters with Thermostats in Truss Space: Temperature to be 40 degrees F (4.4 degrees C) minimum.
          7.Comb plates: to have electric heaters preventing ice accumulation.
          ** NOTE TO SPECIFIER ** Delete numbers of flat steps not required.
          8.Flat Steps, Top and Bottom Landings: Two.
          9.Flat Steps, Top and Bottom Landings: Three.
          10.Flat Steps, Top and Bottom Landings: Four.
          11.Flat Steps, Top and Bottom Landings: ________.
          ** NOTE TO SPECIFIER ** Delete speeds not required.
          12.Speed: 90 ft per min (0.46 m per sec).
          13.Speed: 100 ft per min (0.5 m per sec).
          14.Speed: ____ ft per min (____ m per sec).
          ** NOTE TO SPECIFIER ** Delete step width not required.
          15.Step Width: 24 inches.
          16.Step Width: 40 inches.
          17.Step Width: ____ inches (____ mm).
          18.Balustrades: Opaque panels supporting moving handrails and guide rail.
          ** NOTE TO SPECIFIER ** Delete panel types not required.
          a.Interior Panels: Satin stainless steel.
          b.Interior Panels: Polished stainless steel.
          c.Interior Panels: Satin Bronze.
          d.Interior Panels: ________.
          e.Exterior Panels: Satin stainless steel.
          f.Exterior Panels: Polished stainless steel.
          g.Exterior Panels: Satin Bronze.
          h.Exterior Panels: ________.
          19.Balustrades: Tempered glass panels supporting moving handrails and guide rail.
 
          C.Components:
          ** NOTE TO SPECIFIER ** Delete if not required.
          1.Indicator Lights: Direction designation.
          a.Entrance: Green lights.
          b.Exit: Red lights.
          c.Stopped: Red Lights at both entrance and exit.
          d.Light Size: 2 inch (50 mm) diameter minimum.
          ** NOTE TO SPECIFIER ** Delete location not required.
          e.Location: Newel, right-hand side.
          f.Location: Newel, both sides.
          ** NOTE TO SPECIFIER ** Delete type not required.
          2.Handrails: Black neoprene. Continuous and reinforced.
          3.Handrails: Colored neoprene, as selected by Architect.
          4.Handrails: Colored neoprene, as indicated on Drawings.
          5.Handrails: Neoprene. Color: ________.
          ** NOTE TO SPECIFIER ** Delete types not required.
          6.Trim, Decks, Skirts, and Panels: Polished stainless steel.
          7.Trim, Decks, Skirts, and Panels: Satin stainless steel.
          8.Trim, Decks, Skirts, and Panels: Satin Bronze.
          9.Trim, Decks, Skirts, and Panels: Porcelain enamel on steel.
          10.Trim, Decks, Skirts, and Panels: ________.
          ** NOTE TO SPECIFIER ** Antislide devices prevent people from sliding down balustrade decks. Delete if not required. Delete finishes not required.
          11.Antislide Devices: Satin stainless steel.
          12.Antislide Devices: Polished stainless steel.
          13.Antislide Devices: Satin Bronze.
          14.Antislide Devices: ________.
          15.Steps: Each step to meet the following requirements as defined in ASME A17.1 and CSA B44.
          a.Material: Powder coated cast aluminum.
          ** NOTE TO SPECIFIER ** Delete color option not required.
          1)Color: Gray.
          2)Color: Black.
          3)Color: _____.
          b.Demarcation:
          1)Step Tread, Back and Sides: Yellow stripe.
          2)Nosing: Yellow Stripe, 2 inch (50 mm) wide.
          16.Combs:
          ** NOTE TO SPECIFIER ** Delete options not required.
          a.Material: Reinforced plastic.
          1)Color: Yellow.
          2)Color: Black.
          3)Color: Gray.
          4)Color: Red.
          5)Color: _____.
          b.Material: Cast aluminum.
          17.Comb plate Lights: Recessed flush lens light fixtures in skirt panels on sides of comb plates.
          18.Floor Plates:
          ** NOTE TO SPECIFIER ** Delete options not required.
          a.Material: Aluminum, cast or extruded.
          b.Material: Stainless steel.
          c.Material: Bronze.
          d.Surface: Grooved or patterned.
          e.Surface: Grooved or patterned with abrasive material.
          19.Truss: Structural steel to support passenger load, escalator mechanism, balustrades, and side and soffit panel enclosure.
          a.Provide the Following:
          b.Adequate space inside truss at lower landing for inspection and maintenance. Accessible by removable floor plates.
          c.Duplex Electrical Outlets : 125 VAC with ground fault current interrupt protection at lower landing and in machine space.
          d.Lighting in workspace in lower landing and machine space.
          e.Low friction material on lower landing bearing surfaces of truss when truss is required to span an expansion joint in the building.
 
          D.Operational Control:
          1.Momentary pressure emergency stop buttons.
          2.Key-actuated starting switches.
          3.Location: Upper and lower landing newels in upper quadrant of railing.
          4.Plastic covers for stop buttons actuate an alarm in balustrade when opened.
          ** NOTE TO SPECIFIER ** Delete if not required.
          5.Directional Control: Key-operated switches.
 
          E.Features:
          ** NOTE TO SPECIFIER ** Delete features not required.
          1.Fault Indicator: Microprocessor to monitor safety devices, motor temperature, escalator speed, and time stamping of records.
          ** NOTE TO SPECIFIER ** Delete display type not required.
          a.Display: Built-in.
          b.Display: Plug-in.
          2.Reduced-Current Starting: Motors with wye-delta or solid-state starting.
          3.Energy-Saving: Run at reduced power when not under full load.
          4.Brake-Saving: Escalator coasts to a stop before applying brakes unless stopped by safety devices.
          5.Automatic step-chain lubricators.
          6.Drip Pan: Galvanized steel pan under entire escalator. Collects oil, grease, and litter. Welded construction.
          a.Load Requirement: 250 lbs (1.1 kN) on 1 sq ft (0.9 sq m) any location.
          b.Load Requirement: ________.
          7.Main Drive Shaft Brake: Activates if main drive chain separates.
          8.Reversal Stop Sensor: Activates if travel direction is reversed while escalator is operating in ascending direction.
          9.Broken Drive Chain Sensor: Activates if main drive chain separates.
          10.Broken Step Chain Sensor: Activates if step chain separates.
          11.Skirt Obstruction Sensor: Activates if object becomes wedged between step and skirt panel as step approaches comb plates.
          12.Barrier Panels: At exterior sides of balustrade impeding access to outer deck at upper and lower landings.
          13.Comb Step Impact Sensor: Activates by excessive vertical or horizontal force on a comb plate.
          14.Missing Step Sensor: Activates if a missing step is detected. Causes escalator to stop before gap emerges from the comb.
          15.Handrail Speed Sensor Monitor: Activates if handrail and step speed deviate by 15 percent. Alarm sounds. Brakes are applied if deviation continues two seconds or more.
          16.Step Level Sensor: Activates if downward displacement of riser end of step is 1/8 inch (3.2 mm) or greater. Activation stops escalator prior to step entering comb plate.
          17.Handrail Entry Sensor: Activates if an object becomes caught between handrail and handrail guard.
          18.Step Upthrust Sensor at Lower Landing: Activates if step displaces against the upthrust track at lower curve in passenger carrying line of track system.
          ** NOTE TO SPECIFIER ** Step upthrust sensor at upper landing is optional and not required by ASME A17.1 or CSA B44. Delete if not required.
          a.Step upthrust sensor at upper landing is also required.
          19.Wedge Guards: Between balustrade and structures where code requires.
 
          2.4MATERIALS
 
          A.Bronze Sheet: Lacquered Satin ASTM B36.
 
          B.Bronze Extrusion: Lacquered Satin ASTM B455.
 
          C.Cold-Rolled Steel Sheet, ASTM A1008. Type B. Matte.
 
          D.Stainless Steel per ASTM A240:
          ** NOTE TO SPECIFIER ** Type 316 is usually specified for exterior applications. Delete types and finishes not required.
          1.Type 304.
          2.Type 316.
          3.Finish: Satin. No. 4 directional satin.
          4.Finish: Polished. No. 8 mirror polish.
          5.Finish: Gold-colored No. 4 directional satin.
          6.Finish: Gold-colored No. 8 mirror polish.
 
          E.Tempered Glass per ASTM C1048: Condition A, Type 1, Quality q3, Kind FT:
          ** NOTE TO SPECIFIER ** Delete type, colors and thickness not required.
          1.Type: Clear, Class 1.
          2.Type: Tinted, Class 2.
          a.Color: Bronze.
          b.Color: Gray.
          c.Color: Green.
          d.Color: ______.
          3.Thickness: 0.39 inches (10.0 mm).
          4.Thickness: 0.47 inches (12.0 mm).
          5.Thickness: ____ inches (____ mm).
 
          PART 3EXECUTION
 
          3.1EXAMINATION
 
          A.Examine installation areas, with Installer. Do not begin installation until substrates have been properly prepared.
 
          B.If substrate preparation is the responsibility of another installer, notify Architect of unsatisfactory preparation before proceeding.
 
          3.2PREPARATION
 
          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.
 
          3.3INSTALLATION
 
          A.Install in accordance with manufacturer's instructions and in proper relationship with adjacent construction. Test for proper operation and adjust until satisfactory results are obtained.
 
          3.4FIELD QUALITY CONTROL
 
          A.Field Inspection: Coordinate field inspection in accordance with appropriate sections in Division 01.
          1.Check operation of escalators with Owner's personnel present before date of Substantial Completion
          2.Determine that operation systems and devices are functioning properly.
          ** NOTE TO SPECIFIER ** Include if manufacturer provides field quality control with onsite personnel for instruction or supervision of product installation, application, erection, or construction. Delete if not required.
 
          B.Manufacturer's Services: Coordinate manufacturer's services in accordance with appropriate sections in Division 01.
          1.Demonstration: Authorized Manufacturer Representative: Train maintenance personnel how to operate and maintain escalators.
          2.Maintenance:
          a.Maintenance Service Agreement: For a term of ____ months.
          1)To begin at Substantial Completion:
          a)Monthly Preventive Scheduled Maintenance: As required for proper escalator operation.
          b)Parts and Supplies: As authorized by manufacturer.
          c)Time of Maintenance: As agreed to by Owner and Manufacturer.
          3.Emergency Service: For a term of ____ months.
          a.Twenty-four hours a day, 365 days a year.
          b.Response Time: Two hours or less.
          c.Response Time: ____ hours or less.
 
          3.5CLEANING AND PROTECTION
 
          A.Clean products in accordance with the manufacturer's recommendations.
 
          B.Touch-up, repair or replace damaged products before Substantial Completion.
 
         
END OF SECTION