260544 - SLEEVES AND SLEEVE SEALS FOR ELECTRICAL RACEWAYS AND CABLING.pdf

TABLE OF CONTENTS

SECTION 260544 – SLEEVES AND SLEEVE SEALS FOR ELECTRICAL RACEWAYS AND

CABLING

PART 1 - GENERAL

1.1 REFERENCES

1.2 SUMMARY

1.3 SUBMITTALS

1.4 QUALITY ASSURANCE – FIRE STOPPING

1.5 INSTALLER QUALIFICATIONS – FIRE STOPPING

1.6 DELIVERY, STORAGE, AND HANDLING – FIRE STOPPING

1.7 PROJECT CONDITIONS – FIRE STOPPING

PART 2 - PRODUCTS

2.1 SLEEVES

2.2 SLEEVE-SEAL SYSTEMS

2.3 GROUT

2.4 SILICONE SEALANTS

2.5 FIRESTOPPING – GENERAL

2.6 FIRE STOPPING SYSTEMS

2.7 RE-ENTERABLE FIRE STOPPING SYSTEMS

PART 3 - EXECUTION

3.1 SLEEVE INSTALLATION FOR PENETRATION OF NON-FIRE-RATED ASSEMBLIES ... 7

3.2 SLEEVE-SEAL-SYSTEM INSTALLATION

3.3 SLEEVE-SEAL-FITTING INSTALLATION

3.4 FIRESTOPPING PREPARATION

3.5 FIRESTOPPING COORDINATION

3.6 FIRESTOPPING INSTALLATION

3.7 FIRESTOPPING FIELD QUALITY CONTROL

3.8 FIRESTOPPING ADJUSTING AND CLEANING

BETHANY MIDDLE SCHOOL JUNE 6, 2025

FIRE PUMP REPLACEMENT VAN ZELM #2024090.00

SLEEVES AND SLEEVE SEALS FOR ELECTRICAL RACEWAYS 260544 - 1

AND CABLING

SECTION 260544 - SLEEVES AND SLEEVE SEALS FOR ELECTRICAL RACEWAYS AND

CABLING

PART 1 - GENERAL

1.1 REFERENCES

A. This Section covers the specification of sleeves and sleeve seals for electrical work. Refer to Section – COMMON WORK RESULTS FOR ELECTRICAL WORK, GENERAL CONDITIONS, SUPPLEMENTARY CONDITIONS, applicable sections of DIVISION 1, and all other project instructions for other requirements.

B. Refer to DIVISION 07 specifications – “PENETRATION FIRE STOPPING”.

C. THIS PROJECT WILL BE COMMISSIONED. REFER TO COMMISSIONING

SPECIFICATION SECTIONS FOR COMMISSIONING INFORMATION AND

REPSONSIBILITIES. THE COMMISSIONING PROCESS WILL REQUIRE ADDITIONAL

LABOR, MATERIAL AND/OR OTHER COSTS WHICH MUST BE PROVIDED BY THE

CONTRACTOR AS PART OF THIS PROJECT.

1.2 SUMMARY

A. Section Includes:

1. Sleeves for raceway and cable penetration of fire rated and non-fire-rated wall and floor construction.

2. Sleeve-seal systems.

3. Sleeve-seal fittings.

4. Grout.

5. Fire stopping

1.3 SUBMITTALS

A. Product Data: For each type of product.

B. Submit Product Data: Manufacturer’s specifications and technical data for each material including the composition and limitations, documentation of UL firestop systems to be used and manufacturer's installation instructions.

C. Manufacturer's engineering judgment identification number and drawing details when no UL system is available for an application. Engineering judgment must include both project name and contractor’s name who will install firestop system as described in drawing.

D. Submit fire stopping material safety data sheets provided with product delivered to job-site.

SLEEVES AND SLEEVE SEALS FOR ELECTRICAL RACEWAYS 260544 - 2

1.4 QUALITY ASSURANCE – FIRE STOPPING

A. A manufacturer's direct representative (not distributor or agent) to be on-site during initial installation of firestop systems to train appropriate contractor personnel in proper selection and installation procedures. This will be done per manufacturer's written recommendations published in their literature and drawing details.

B. Firestop System installation must meet requirements of ASTM E 814 or UL 1479 tested assemblies that provide a fire rating equal to that of construction being penetrated.

C. Proposed firestop materials and methods shall conform to applicable governing codes having local jurisdiction.

D. Firestop Systems do not reestablish the structural integrity of load bearing partitions/assemblies, or support live loads and traffic. Installer shall consult the structural engineer prior to penetrating any load bearing assembly.

E. For those firestop applications that exist for which no UL tested system is available through a manufacturer, a manufacturer's engineering judgment derived from similar UL system designs or other tests will be submitted to local authorities having jurisdiction for their review and approval prior to installation. Engineering judgment drawings must follow requirements set forth by the International Firestop Council.

1.5 INSTALLER QUALIFICATIONS – FIRE STOPPING

A. Engage an experienced installer who is certified, licensed, or otherwise qualified by the firestopping manufacturer as having been provided the necessary training to install manufacturer’s products per specified requirements. A manufacturer’s willingness to sell its firestopping products to the Contractor or to an Installer engaged by the Contractor does not in itself confer qualification on the buyer.

1.6 DELIVERY, STORAGE, AND HANDLING – FIRE STOPPING

A. Deliver materials undamaged in manufacturer's clearly labeled, unopened containers, identified with brand, type, and UL label where applicable.

B. Coordinate delivery of materials with scheduled installation date to allow minimum storage time at job-site.

C. Store materials under cover and protect from weather and damage in compliance with manufacturer's requirements, including temperature limitations.

D. Comply with recommended procedures, precautions or remedies described in material safety data sheets as applicable.

E. Do not use damaged or expired materials.

SLEEVES AND SLEEVE SEALS FOR ELECTRICAL RACEWAYS 260544 - 3

1.7 PROJECT CONDITIONS – FIRE STOPPING

A. Do not use materials that contain flammable solvents.

B. Scheduling:

1. Schedule installation of CAST IN PLACE firestop devices after completion of floor formwork, metal form deck, or composite deck but before placement of concrete.

2. Schedule installation of other firestopping materials after completion of penetrating item installation but prior to covering or concealing of openings.

C. Verify existing conditions and substrates before starting work. Correct unsatisfactory conditions before proceeding.

D. Weather conditions: Do not proceed with installation of firestop materials when temperatures exceed the manufacturer's recommended limitations for installation printed on product label and product data sheet.

E. During installation, provide masking and drop cloths to prevent firestopping materials from contaminating any adjacent surfaces.

PART 2 - PRODUCTS

2.1 SLEEVES

A. Sleeves for conduits penetrating exterior concrete walls below grade:

1. Steel Pipe Sleeves: ASTM A 53/A 53M, Type E, Grade B, Schedule 40, galvanized steel, with plain ends and welded steel waterstop collar.

B. Sleeves for Conduits or cabling penetrating non-fire-rated gypsum board assemblies:

Galvanized-steel sheet; 24 gauge minimum thickness; round tube closed with welded longitudinal joint, with tabs for screw fastening the sleeve to each side of wall assembly.

2.2 SLEEVE-SEAL SYSTEMS

A. Description: Modular sealing device, designed for field assembly, to fill annular space between sleeve and raceway or cable, Thunderline “LS” Series Link-Seal or acceptable equivalent.

1. Hydrostatic Sealing Elements: Polyethylene thermoplastic (HDPE) interlocking links shaped to fit surface of pipe. Include type and number required for pipe material and size of pipe.

2. Pressure Plates: Stainless steel

SLEEVES AND SLEEVE SEALS FOR ELECTRICAL RACEWAYS 260544 - 4

3. Connecting Bolts and Nuts: Carbon steel, with corrosion-resistant coating for use in exterior walls above grade or Stainless steel for use in exterior walls below grade, of length required to secure pressure plates to sealing elements.

2.3 GROUT

A. Description: Non-shrink; recommended for interior and exterior sealing openings in non-fire-rated walls or floors.

B. Standard: ASTM C 1107/C 1107M, Grade B, post-hardening and volume-adjusting, dry, hydraulic-cement grout.

C. Design Mix: 5000-psi, 28-day compressive strength.

D. Packaging: Premixed and factory packaged.

2.4 SILICONE SEALANTS

A. Silicone Sealants: Single-component, silicone-based, neutral-curing elastomeric sealants of grade indicated below.

1. Grade: Pourable (self-leveling) formulation for openings in floors and other horizontal surfaces that are not fire rated.

B. Silicone Foams: Multicomponent, silicone-based liquid elastomers that, when mixed, expand and cure in place to produce a flexible, nonshrinking foam.

2.5 FIRESTOPPING – GENERAL

A. Fire and or smoke stopping shall be provided where electrical systems penetrate rated assemblies. It is intended that ratings and sealing requirements will be specified under architectural divisions of work. In the event that sealing methods or products are not specified elsewhere, the following shall be used as the basis for executing this work.

B. Provide firestopping composed of components that are compatible with each other, the substrates forming openings, and the items, if any, penetrating the firestopping under conditions of service and application, as demonstrated by the firestopping manufacturer based on testing and field experience.

C. Provide components for each firestopping system that are needed to install fill material. Use only components specified by the firestopping manufacturer and approved by the qualified testing agency for the designated fire-resistance-rated systems.

SLEEVES AND SLEEVE SEALS FOR ELECTRICAL RACEWAYS 260544 - 5

D. Provide an enclosed fire rated cable management device where shown on drawings or specified in other Sections of this Division or in other Divisions, whenever cable bundles penetrate fire rated walls. The cable management device shall contain integrated intumescent firestop wrap strip materials sufficient to maintain the hourly rating of the barrier being penetrated. The cable management device shall contain a smoke seal fabric membrane or intumescent firestop plugs sufficient to achieve the L-Rating requirements of the barrier type.

E. Provide non-curing, re-penetrable, intumescent firestop materials around communications cable trays or ladder racks penetrating through a fire rated wall. The firestop system assembly shall be able accessible and re-installed from one side of the wall. The firestop material shall allow up to 12" of unreinforced annular space.

F. Penetrations in Fire Resistance Rated Walls: Provide firestopping with ratings determined in accordance with UL 1479 or ASTM E 814.

1. F-Rating: Not less than the fire-resistance rating of the wall construction being penetrated.

G. Penetrations in Horizontal Assemblies: Provide firestopping with ratings determined in accordance with UL 1479 or ASTM E 814.

1. F-Rating: Minimum of 1-hour rating, but not less than the fire-resistance rating of the floor construction being penetrated.

2. T-Rating: when penetrant is located outside of a wall cavity, minimum of 1-hour rating, but not less than the fire-resistance rating of the floor construction being penetrated.

H. Penetrations in Smoke Barriers: Provide firestopping with ratings determined in accordance with UL 1479 or ASTM E 814.

I. L-Rating: Not exceeding 5.0 cfm/sq. ft. of penetration opening at both ambient and elevated temperatures.

2.6 FIRE STOPPING SYSTEMS

A. Fire and or smoke stopping shall be provided where electrical systems penetrate rated assemblies. It is intended that ratings and sealing requirements will be specified under architectural separate divisions of work. In the event that sealing methods or products are not specified elsewhere, the following shall be used as the basis for executing this work.

B. Use only firestop products that have been UL 1479 or ASTM E 814 tested for specific fire-rated construction conditions conforming to construction assembly type, penetrating item type, annular space requirements, and fire-rating involved for each separate instance.

C. Subject to compliance with through penetration firestop systems listed in the UL Fire Resistance Directory, provide products of the following manufacturers as identified below:

SLEEVES AND SLEEVE SEALS FOR ELECTRICAL RACEWAYS 260544 - 6

1. Hilti, Inc., Tulsa, Oklahoma 800-879-8000 www.us.hilti.com

2. Provide products from the above or other acceptable and equivalent manufacturer.

D. Foams, intumescent sealants, or caulking materials for use with non-combustible items, and/or flexible cable or cable bundles, the following products are acceptable:

1. Hilti Intumescent Firestop Sealant

2. Hilti Fire Foam

3. Hilti Flexible Firestop Sealant

4. Hilti Elastomeric Firestop Sealant

E. Intumescent sealants, caulking materials for use with combustible items (penetrants consumed by high heat and flame) including PVC jacketed, flexible cable or cable bundles, and plastic pipe, the following products are acceptable:

1. Hilti Intumescent Firestop Sealant

F. Non curing, re-penetrable intumescent putty or foam materials for use with flexible cable or cable bundles, the following products are acceptable:

1. Hilti Firestop Putty Stick

2. Hilti Firestop Plug

2.7 RE-ENTERABLE FIRE STOPPING SYSTEMS

A. Re-enterable, cable management products for use with new cable bundles penetrating gypsum or masonry walls, the following products are acceptable:

1. Hilti Speed Sleeve CP Series for openings equal to or less than 4" diameter.

2. Hilti Firestop Block CFS Series for openings larger than 4" diameter.

3. Hilti Gangplate CFS Series for use with multiple cable management devices.

B. Re-enterable, cable management products for use with pre-existing (retrofit) cable bundles penetrating gypsum or masonry walls, the following products are acceptable:

1. Hilti Firestop Retrofit Sleeve Kit CFS Series for sleeved openings equal to or less than 4" diameter.

2. Hilti Firestop Cable Collar CFS Series for un-sleeved openings equal to or less than 4" diameter.

3. Hilti Firestop Block CFS Series for openings larger than 4" diameter.

C. Where multiple cables/conduits must penetrate fire-rated construction: seal with through-wall sealing fittings acceptable equivalent to Crouse-Hinds “TW Series Thru-Wall Barrier” or acceptable equivalent by STI “EZ Path” or Wiremold/Legrand “FLAMESTOPPER” with the following provisions:

SLEEVES AND SLEEVE SEALS FOR ELECTRICAL RACEWAYS 260544 - 7

1. Assemblies shall be complete with mounting frames, sealing block assemblies, plugs, reducers, anchors, and lubricant.

2. Provide sizes and quantities required for application with ample spare capacity or as directed by Architect where provisions are being made for future use by Owner.

D. Non curing, re-penetrable materials used for large openings and complex penetrations made to accommodate cable trays and bundles, multiple steel and copper pipes, electrical busways in raceways, the following products are acceptable:

1. Hilti Firestop Block CFS Series or Hilti Firestop Board CP Series.

E. Where single or multiple cable/conduit assemblies and cable trays must penetrate fire-rated construction and are required to be re-enterable; provide through-wall sealing fittings acceptable equivalent to STI “EZ Path” or Wiremold/Legrand “FLAMESTOPPER”, with the following provisions:

1. Assemblies shall be complete with mounting frames, sealing block assemblies, plugs, reducers, anchors, and lubricant.

2. Provide sizes and quantities required for application with ample spare capacity or as directed by Architect where provisions are being made for future use by Owner.

PART 3 - EXECUTION

3.1 SLEEVE INSTALLATION FOR PENETRATION OF NON-FIRE-RATED ASSEMBLIES

A. Comply with NECA 1.

B. Comply with NEMA VE 2 for cable tray and cable penetrations.

C. Sleeves for Conduits Penetrating Above-Grade Non-Fire-Rated Concrete and Masonry-Unit Floors and Walls:

1. Interior Penetrations of Non-Fire-Rated Walls and Floors:

a. Seal annular space between sleeve and raceway or cable, using joint sealant appropriate for size, depth, and location of joint. Comply with requirements in Division 07 "Joint Sealants."

b. Seal space outside of sleeves with mortar or grout. Pack sealing material solidly between sleeve and wall so no voids remain. Tool exposed surfaces smooth;

protect material while curing.

2. Use pipe sleeves unless penetration arrangement requires rectangular sleeved opening.

3. Size pipe sleeves to provide 1/4-inch annular clear space between sleeve and raceway or cable unless sleeve seal is to be installed or unless seismic criteria require different clearance.

4. Install sleeves for wall penetrations unless core-drilled holes or formed openings are used. Install sleeves during erection of walls. Cut sleeves to length for mounting flush with both surfaces of walls. Deburr after cutting.

SLEEVES AND SLEEVE SEALS FOR ELECTRICAL RACEWAYS 260544 - 8

5. Install sleeves for floor penetrations. Extend sleeves installed in floors 2 inches above finished floor level. Install sleeves during erection of floors. Where area is subjected to water, include water seal or cast-in-slab waterstop flange.

D. Sleeves for Conduits Penetrating Non-Fire-Rated Gypsum Board Assemblies:

1. Use circular metal sleeves unless penetration arrangement requires rectangular sleeved opening.

2. Seal space outside of sleeves with approved joint compound for gypsum board assemblies.

E. Roof-Penetration Sleeves: Seal penetration of individual raceways and cables with flexible boot-type flashing units applied in coordination with roofing work. Final details must meet roofing manufacturer’s warrantee and installation requirements.

F. Aboveground, Exterior-Wall Penetrations: Seal penetrations using steel pipe sleeves and mechanical sleeve seals. Select sleeve size to allow for 1-inch annular clear space between pipe and sleeve for installing mechanical sleeve seals.

G. Underground, Exterior-Wall and Floor Penetrations: Install steel pipe sleeves. Size sleeves to allow for minimum 1-inch annular clear space between raceway and sleeve for installing sleeve-seal system.

H. Refer to the following paragraphs for additional requirements for penetration of fire rated assemblies.

3.2 SLEEVE-SEAL-SYSTEM INSTALLATION

A. Install sleeve-seal systems in sleeves in exterior concrete walls below grade and slabs-on-grade at raceway entries into building.

B. Install type and number of sealing elements recommended by manufacturer for raceway and size. Position raceway in center of sleeve. Assemble mechanical sleeve seals and install in annular space between raceway and sleeve. Tighten bolts against pressure plates that cause sealing elements to expand and make watertight seal.

3.3 SLEEVE-SEAL-FITTING INSTALLATION

A. Install sleeve-seal fittings in new walls and slabs as they are constructed.

B. Assemble fitting components of length to be flush with both surfaces of concrete walls and extend 2” above fin. Floor of concrete slabs. Position waterstop flange to be centered in concrete slab or wall.

C. Secure nailing flanges to concrete forms.

D. Using grout, seal the space around outside of sleeve-seal fittings.

SLEEVES AND SLEEVE SEALS FOR ELECTRICAL RACEWAYS 260544 - 9

3.4 FIRESTOPPING PREPARATION

A. Verification of Conditions: Examine areas and conditions under which firestopping work is to be performed and identify conditions detrimental to proper or timely completion.

1. Verify penetrations are properly sized and in suitable condition for application of materials.

2. Surfaces to which firestop materials will be applied shall be free of dirt, grease, oil, rust, laitance, release agents, water repellents, and any other substances that may affect proper adhesion.

3. Provide masking and temporary covering to prevent soiling of adjacent surfaces by firestopping materials.

4. Comply with manufacturer's recommendations for temperature and humidity conditions before, during and after installation of firestopping.

5. Do not proceed until unsatisfactory conditions have been corrected.

3.5 FIRESTOPPING COORDINATION

A. Coordinate location and proper selection of cast-in-place Firestop Devices with trade responsible for the work. Ensure device is installed before placement of concrete.

3.6 FIRESTOPPING INSTALLATION

A. Regulatory Requirements: Install firestop materials in accordance with UL Fire Resistance Directory.

B. Manufacturer's Instructions: Comply with manufacturer's instructions for installation of through-penetration materials.

1. Seal all holes or voids made by penetrations to ensure an air and water resistant seal.

2. Protect materials from damage on surfaces subjected to traffic.

3.7 FIRESTOPPING FIELD QUALITY CONTROL

A. Examine sealed penetration areas to ensure proper installation before concealing or enclosing areas.

B. Keep areas of work accessible until inspection by applicable code authorities.

C. Inspection of through-penetration firestopping shall be performed in accordance with ASTM E 2174, "Standard Practice for On-Site Inspection of Installed Fire Stops" or other recognized standard.

D. Perform under this section patching and repairing of firestopping caused by cutting or penetrating of existing firestop systems already installed by other trades.

SLEEVES AND SLEEVE SEALS FOR ELECTRICAL RACEWAYS 260544 - 10

3.8 FIRESTOPPING ADJUSTING AND CLEANING

A. Remove equipment, materials and debris, leaving area in undamaged, clean condition.

B. Clean all surfaces adjacent to sealed holes and joints to be free of excess firestop materials and soiling as work progresses.

END OF SECTION

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