Specifications - Volume 2 (Updated) - 166 pages.pdf

PROJECT MANUAL

VOLUME 2

Upgrade Fire Alarm System (FM) VA Black Hills Health Care System, Fort Meade, SD

113 Comanche Road

Fort Meade, SD

VA Project #568-24-106

Alesia #157741002

Divisions 21 through 48

March 14, 2025

Final Construction Documents Submission swozniak Snapshot swozniak Snapshot swozniak Snapshot

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06-01-24

Upgrade Fire Alarm System (FM)

Black Hills Health Care System, Ft. Meade, SD

VA Project #568-24-106

00 01 10-1

DEPARTMENT OF VETERANS AFFAIRS

VHA MASTER SPECIFICATIONS

TABLE OF CONTENTS

Section 00 01 10

SECTION NO DIVISION AND SECTION TITLES DATE

DIVISION 00 - SPECIAL SECTIONS

00 01 10 Table of Contents

00 01 15 List of Drawing Sheets 05-20

DIVISION 01 - GENERAL REQUIREMENTS

01 00 00 General Requirements 11-21

01 00 00.01 VHA ICRA for Construction, Renovation and Maintenance ---

01 14 50 Cutting and Patching ---

01 32 16.15 Project Schedules (Small Projects � Design/Bid/Build 01-24

01 33 23 Shop Drawings, Product Data, and Samples 11-23

01 35 26 Safety Requirements 05-24

01 42 19 Reference Standards 11-20

01 45 00 Quality Control 02-21

01 45 29 Testing Laboratory Services 11-18

01 45 35 Special Inspections 06-21

01 57 19 Temporary Environmental Controls 01-21

01 58 16 Temporary Interior Signage 07-15

01 74 19 Construction Waste Management 04-22

01 81 13 Sustainable Construction Requirements 10-17

DIVISION 02 � EXISTING CONDITIONS

02 41 00 Demolition 08-17

DIVISION 03 � CONCRETE (Not Used)

DIVISION 04 � MASONRY (Not Used)

DIVISION 05 � METALS (Not Used)

DIVISION 06 � WOOD, PLASTICS AND COMPOSITES

06 10 00 Rough Carpentry 10-17

DIVISION 07 - THERMAL AND MOISTURE PROTECTION

07 21 13 Thermal Insulation 01-21

07 84 00 Firestopping 01-21

Black Hills Health Care System, Ft. Meade, SD

VA Project #568-24-106

00 01 10-2

SECTION NO DIVISION AND SECTION TITLES DATE

07 92 00 Joint Sealants 04-22

DIVISION 08 - OPENINGS (Not Used)

DIVISION 09 � FINISHES

09 06 00 Schedule for Finishes 01-21

09 22 16 Non-Structural Metal Framing 06-18

09 29 00 Gypsum Board 04-20

09 30 13 Ceramic/Porcelain Tiling 01-21

09 51 00 Acoustical Ceilings 12-18

09 91 00 Painting 01-21

DIVISION 10 � SPECIALTIES (Not Used)

DIVISION 11 � EQUIPMENT (Not Used)

DIVISION 12 � FURNISHINGS (Not Used)

DIVISION 13 - SPECIAL CONSTRUCTION (Not Used)

DIVISION 14� CONVEYING EQUIPEMENT (Not Used)

DIVISION 21- FIRE SUPPRESSION (Not Used)

DIVISION 22 � PLUMBING (Not Used)

DIVISION 23 � HEATING, VENTILATING, AND AIR

CONDITIONING (HVAC) (Not Used)

DIVISION 25 � INTEGRATED AUTOMATION (Not Used)

DIVISION 26 � ELECTRICAL

26 05 11 Requirements for Electrical Installations 11-22

26 05 19 Low-Voltage Electrical Power Conductors and Cables 11-22

26 05 26 Grounding and Bonding for Electrical Systems 11-22

26 05 33 Raceway and Boxes for Electrical Systems 11-22

Black Hills Health Care System, Ft. Meade, SD

VA Project #568-24-106

00 01 10-3

SECTION NO DIVISION AND SECTION TITLES DATE

26 29 21 Enclosed Switches and Circuit Breakers 11-22

DIVISION 27 � COMMUNICATIONS (Not Used)

DIVISION 28 � ELECTRONIC SAFETY AND SECURITY

28 05 00 Common Work Results for Electronic Safety and Security 04-18

28 05 13 Conductors and Cables for Electronic Safety and

Security

10-18

28 05 26 Grounding and Bonding for Electronic Safety and

Security

09-11

28 05 28.33 Conduits and Backboxes for Electronic Safety and

Security

09-11

28 31 00 Fire Detection and Alarm 10-11

DIVISION 31 � EARTHWORK (Not Used)

DIVISION 32 � EXTERIOR IMPROVEMENTS (Not Used)

DIVISION 33 � UTILITIES (Not Used)

DIVISION 34 � TRANSPORTATION (Not Used)

DIVISION 48 � Electrical Power Generation (Not Used)

05-01-20

Black Hills Health Care System, Ft. Meade, SD

VA Project #568-24-106

00 01 15 - 1

SECTION 00 01 15

LIST OF DRAWING SHEETS

The drawings listed below accompanying this specification form a part of the contract.

Drawing No. Title

GENERAL INFORMATION

GI001 COVER SHEET

GI002 INDEX OF DRAWINGS

LIFE SAFETY

GI101 Life Safety Plan

PHASING

GC101 PHASING PLAN

ARCHITECTURAL

AG001 ARCHITECTURAL ABBREVIATIONS, LEGENDS AND NOTES

40-AE101 BLDG. 40 - FIRST FLOOR PLAN AND REFLECTED CEILING PLAN

46-AE100 BLDG. 46 - BASEMENT FLOOR PLAN AND REFLECTED CEILING PLAN

46-AE101 BLDG. 46 - FIRST FLOOR PLAN AND REFLECTED CEILING PLAN

46-AE102 BLDG. 46 - ATTIC FLOOR PLAN AND REFLECTED CEILING PLAN

47-AE101 BLDG. 47 - FIRST FLOOR PLAN AND REFLECTED CEILING PLAN

48-AE100 BLDG. 48 - BASEMENT FLOOR PLAN AND REFLECTED CEILING PLAN

48-AE101 BLDG. 48 - FIRST FLOOR PLAN AND REFLECTED CEILING PLAN

50-AE101 BLDG. 50 - BASEMENT & FIRST FLOOR PLAN AND REFLECTED

CEILING PLAN

53-AE100 BLDG. 53 - BASEMENT PLAN AND REFLECTED CEILING PLAN

53-AE101 BLDG. 53 - FIRST FLOOR PLAN AND REFLECTED CEILING PLAN

53-AE102 BLDG. 53 - SECOND FLOOR PLAN AND REFLECTED CEILING PLAN

53-AE103 BLDG. 53 - ATTIC FLOOR PLAN AND REFLECTED CEILING PLAN

65-AE100 BLDG. 65 - BASEMENT FLOOR PLAN AND REFLECTED CEILING PLAN

65-AE101 BLDG. 65 - FIRST FLOOR PLAN AND REFLECTED CEILING PLAN

65-AE102 BLDG. 65 - SECOND FLOOR PLAN AND REFLECTED CEILING PLAN

85-AE101 BLDGS. 72, 85 & 120 - FIRST FLOOR PLAN AND REFLECTED

CEILING PLAN

Black Hills Health Care System, Ft. Meade, SD

VA Project #568-24-106

00 01 15 - 2

88-AE101 BLDGS. 87 & 88- FIRST FLOOR PLAN AND REFLECTED CEILING PLAN

88-AE102 BLDG. 88 - SECOND FLOOR PLAN AND REFLECTED CEILING PLAN

89-AE101 BLDG. 89 - FIRST FLOOR PLAN AND REFLECTED CEILING PLAN

89-AE102 BLDG. 89 - SECOND FLOOR PLAN AND REFLECTED CEILING PLAN

90-AE101 BLDG. 90 - FIRST FLOOR PLAN AND REFLECTED CEILING PLAN

90-AE102 BLDG. 90 - SECOND FLOOR PLAN AND REFLECTED CEILING PLAN

91-AE101 BLDG. 91 - FIRST FLOOR PLAN AND REFLECTED CEILING PLAN

96-AE101 BLDGS. 96 & 103-FIRST FLOOR PLAN AND REFLECTED CEILING PLAN

137-AE101 BLDG. 137 - FIRST FLOOR PLAN AND REFLECTED CEILING PLAN

147-AE100 BLDG. 147 - BASEMENT FLOOR PLAN AND REFLECTED CEILING PLAN

147-AE101 BLDG. 147 - FIRST FLOOR PLAN AND REFLECTED CEILING PLAN

148-AE101 BLDG. 148 - FIRST FLOOR PLAN AND REFLECTED CEILING PLAN

154-AE101 BLDGS. 154, 155 & T171- FIRST FLOOR PLAN AND REFLECTED

CEILING PLAN

T144-AE101 BLDGS. T144 & 160 FIRST FLOOR PLAN AND REFLECTED CEILING

PLAN

T296-AE101 BLDG. T296 - FIRST FLOOR PLAN AND REFLECTED CEILING PLAN

FIRE ALARM

FA001 FIRE ALARM GENERAL NOTES

FA002 FIRE ALARM EXISTING NETWORK DIAGRAM

FA003 FIRE ALARM CAMPUS INTERCONNECTION PLAN

40-FA101 BUILDING 40 - FIRE ALARM DEMOLITION PLAN

46-FA101 BUILDING 46 - FIRE ALARM DEMOLITION PLAN

48-FA101 BUILDING 48 - FIRE ALARM DEMOLITION PLAN

50-FA101 BUILDING 50 - FIRE ALARM DEMOLITION PLAN

53-FA101 BUILDING 53 - FIRE ALARM DEMOLITION PLAN

53-FA102 BUILDING 53 - FIRE ALARM DEMOLITION PLAN

65-FA102 BUILDING 65 - FIRE ALARM DEMOLITION PLAN

85-FA101 BUILDING 85 & 120 - FIRE ALARM DEMOLITION PLAN

88-FA101 BUILDING 88 - FIRE ALARM DEMOLITION PLAN

89-FA101 BUILDING 89 - FIRE ALARM DEMOLITION PLAN

90-FA101 BUILDING 90 - FIRE ALARM DEMOLITION PLAN

91-FA101 BUILDING 91 - FIRE ALARM DEMOLITION PLAN

137-FA101 BUILDING 137 - FIRE ALARM DEMOLITION PLAN

147-FA101 BUILDING 147 - FIRE ALARM DEMOLITION PLAN

T144-FA101 BUILDING T144 - FIRE ALARM DEMOLITION PLAN

Black Hills Health Care System, Ft. Meade, SD

VA Project #568-24-106

00 01 15 - 3

T171-FA101 BUILDING T171 & 87 - FIRE ALARM DEMOLITION PLAN

T296-FA101 BUILDING T296 - FIRE ALARM DEMOLITION PLAN

40-FA201 BUILDING 40 - FIRE ALARM PLAN

46-FA201 BUILDING 46 - FIRE ALARM PLAN

46-FA202 BUILDING 46 - FIRE ALARM PLAN

48-FA201 BUILDING 48 & 47 - FIRE ALARM PLAN

50-FA201 BUILDING 50 - FIRE ALARM PLAN

53-FA201 BUILDING 53 - FIRE ALARM PLAN

53-FA202 BUILDING 53 - FIRE ALARM PLAN

65-FA201 BUILDING 65 - FIRE ALARM PLAN

85-FA201 BUILDING 85 & 120 - FIRE ALARM PLAN

88-FA201 BUILDING 88 - FIRE ALARM PLAN

89-FA201 BUILDING 89 - FIRE ALARM PLAN

90-FA201 BUILDING 90 - FIRE ALARM PLAN

91-FA201 BUILDING 91 - FIRE ALARM PLAN

96-FA201 BUILDING 96 - FIRE ALARM PLAN

103-FA201 BUILDING 103 - FIRE ALARM PLAN

137-FA201 BUILDING 137 - FIRE ALARM PLAN

147-FA201 BUILDING 147 - FIRE ALARM PLAN

148-FA201 BUILDING 148 - FIRE ALARM PLAN

154-FA201 BUILDING 154 & 155 FIRE ALARM PLAN

160-FA201 BUILDING 160 - FIRE ALARM PLAN

T144-FA201 BUILDING T144 - FIRE ALARM PLAN

T171-FA201 BUILDING T171 & 87 - FIRE ALARM PLAN

T296-FA201 BUILDING T296 - FIRE ALARM PLAN

FA501 FIRE ALARM DETAILS

ELECTRICAL

E000 ELECTRICAL SYMBOLS AND ABBREVIATIONS

40-E101 BLDG. 40 - CARPENTER-PAINT SHOP FIRST FLOOR - POWER PLAN

46-E100 BLDG. 46 - BASEMENT & FIRST FLOOR - POWER PLAN

47-E101 BLDG. 47 - FIRST FLOOR - POWER PLAN

48-E100 BLDG. 48 - BASEMENT & FIRST FLOOR - POWER PLAN

50-E101 BLDG. 50 - BASEMENT & FIRST FLOOR - POWER PLAN

53-E100 BLDG. 53 - BASEMENT & FIRST FLOOR - POWER PLAN

65-E100 BLDG. 65 - BASEMENT & FIRST FLOOR - POWER PLAN

Black Hills Health Care System, Ft. Meade, SD

VA Project #568-24-106

00 01 15 - 4

85-E101 BLDGS. 72, 85 & 120 - FIRST FLOOR - POWER PLAN

88-E101 BLDGS. 87 & 88 - FIRST FLOOR - POWER PLAN

89-E101 BLDG. 89 - FIRST FLOOR - POWER PLAN

90-E101 BLDG. 90 - FIRST FLOOR - POWER PLAN

91-E101 BLDG. 91 - FIRST FLOOR - POWER PLAN

96-E101 BLDGS. 96 AND 103 - FIRST FLOOR - POWER PLAN

137-E101 BLDG. 137-FIRST FLOOR & SECOND FLOOR-POWER PLAN

147-E101 BLDG. 147 - FIRST FLOOR - POWER PLAN

154-E101 BLDGS. 154, 155 & T171- FIRST FLOOR- POWER PLAN

T144-E101 BLDGS. 144 AND 160 - FIRST FLOOR - POWER PLAN

T296-E101 BLDG. T296 - FIRST FLOOR - POWER PLAN

- - - END - - -

11-01-22

26 05 11 - 1

SECTION 26 05 11

REQUIREMENTS FOR ELECTRICAL INSTALLATIONS

PART 1 - GENERAL

1.1 DESCRIPTION

A. This section applies to all sections of Division 26.

B. Furnish and install electrical systems, materials, equipment, and accessories in accordance with the specifications and drawings.

Capacities and ratings of motors, transformers, conductors and cable, switchboards, switchgear, panelboards, motor control centers, generators, automatic transfer switches, and other items and arrangements for the specified items are shown on the drawings.

C. Conductor ampacities specified or shown on the drawings are based on copper conductors, with the conduit and raceways sized per NEC.

Aluminum conductors are prohibited.

1.2 MINIMUM REQUIREMENTS

A. The latest International Building Code (IBC), Underwriters

Laboratories, Inc. (UL), Institute of Electrical and Electronics

Engineers (IEEE), and National Fire Protection Association (NFPA) codes and standards are the minimum requirements for materials and installation.

B. The drawings and specifications shall govern in those instances where requirements are greater than those stated in the above codes and standards.

1.3 TEST STANDARDS

A. All materials and equipment shall be listed, labeled, or certified by a

Nationally Recognized Testing Laboratory (NRTL) to meet Underwriters

Laboratories, Inc. (UL), standards where test standards have been established. Materials and equipment which are not covered by UL standards will be accepted, providing that materials and equipment are listed, labeled, certified or otherwise determined to meet the safety requirements of a NRTL. Materials and equipment which no NRTL accepts, certifies, lists, labels, or determines to be safe, will be considered if inspected or tested in accordance with national industrial standards, such as ANSI, NEMA, and NETA. Evidence of compliance shall include certified test reports and definitive shop drawings.

B. Definitions:

26 05 11 - 2

1. Listed: Materials and equipment included in a list published by an organization that is acceptable to the Authority Having Jurisdiction and concerned with evaluation of products or services, that maintains periodic inspection of production or listed materials and equipment or periodic evaluation of services, and whose listing states that the materials and equipment either meets appropriate designated standards or has been tested and found suitable for a specified purpose.

2. Labeled: Materials and equipment to which has been attached a label, symbol, or other identifying mark of an organization that is acceptable to the Authority Having Jurisdiction and concerned with product evaluation, that maintains periodic inspection of production of labeled materials and equipment, and by whose labeling the manufacturer indicates compliance with appropriate standards or performance in a specified manner.

3. Certified: Materials and equipment which:

a. Have been tested and found by a NRTL to meet nationally recognized standards or to be safe for use in a specified manner.

b. Are periodically inspected by a NRTL.

c. Bear a label, tag, or other record of certification.

4. Nationally Recognized Testing Laboratory: Testing laboratory which is recognized and approved by the Secretary of Labor in accordance with OSHA regulations.

1.4 QUALIFICATIONS (PRODUCTS AND SERVICES)

A. Manufacturer�s Qualifications: The manufacturer shall regularly and currently produce, as one of the manufacturer's principal products, the materials and equipment specified for this project, and shall have manufactured the materials and equipment for at least three years.

B. Product Qualification:

1. Manufacturer's materials and equipment shall have been in satisfactory operation, on three installations of similar size and type as this project, for at least three years.

2. The Government reserves the right to require the Contractor to submit a list of installations where the materials and equipment have been in operation before approval.

C. Service Qualifications: There shall be a permanent service organization maintained or trained by the manufacturer which will render

26 05 11 - 3 satisfactory service to this installation within four hours of receipt of notification that service is needed. Submit name and address of service organizations.

1.5 APPLICABLE PUBLICATIONS

A. Applicable publications listed in all Sections of Division 26 shall be the latest issue, unless otherwise noted.

B. Products specified in all sections of Division 26 shall comply with the applicable publications listed in each section.

1.6 MANUFACTURED PRODUCTS

A. Materials and equipment furnished shall be of current production by manufacturers regularly engaged in the manufacture of such items, and for which replacement parts shall be available. Materials and equipment furnished shall be new and shall have superior quality and freshness.

B. When more than one unit of the same class or type of materials and equipment is required, such units shall be the product of a single manufacturer.

C. Equipment Assemblies and Components:

1. Components of an assembled unit need not be products of the same manufacturer.

2. Manufacturers of equipment assemblies, which include components made by others, shall assume complete responsibility for the final assembled unit.

3. Components shall be compatible with each other and with the total assembly for the intended service.

4. Constituent parts which are similar shall be the product of a single manufacturer.

D. Factory wiring and terminals shall be identified on the equipment being furnished and on all wiring diagrams.

E. When Factory Tests are specified, Factory Tests shall be performed in the factory by the equipment manufacturer and witnessed by the contractor. In addition, the following requirements shall be complied with:

1. The Government shall have the option of witnessing factory tests. The

Contractor shall notify the Government through the COR a minimum of thirty (30) calander days prior to the manufacturer�s performing of the factory tests.

26 05 11 - 4

2. When factory tests are successful, contractor shall furnish four (4) copies of the equipment manufacturer�s certified test reports to the

COR fourteen (14) days prior to shipment of the equipment, and not more than ninety (90) days after completion of the factory tests.

3. When factory tests are not successful, factory tests shall be repeated in the factory by the equipment manufacturer and witnessed by the Contractor. The Contractor shall be liable for all additional expenses for the Government to witness factory re-testing.

1.7 VARIATIONS FROM CONTRACT REQUIREMENTS

A. Where the Government or the Contractor requests variations from the contract requirements, the connecting work and related components shall include, but not be limited to additions or changes to branch circuits, circuit protective devices, conduits, wire, feeders, controls, panels and installation methods.

1.8 MATERIALS AND EQUIPMENT PROTECTION

A. Materials and equipment shall be protected during shipment and storage against physical damage, vermin, dirt, corrosive substances, fumes, moisture, cold, freeze and rain.

1. Store materials and equipment indoors in clean dry space with uniform temperature to prevent condensation.

2. During installation, equipment shall be protected against entry of foreign matter, and be vacuum-cleaned both inside and outside before testing and operating. Compressed air shall not be used to clean equipment. Remove loose packing and flammable materials from inside equipment.

3. Damaged equipment shall be repaired or replaced, as determined by the COR.

4. Painted surfaces shall be protected with factory installed removable heavy kraft paper, sheet vinyl or equal.

5. Damaged paint on equipment shall be refinished with the same quality of paint and workmanship as used by the manufacturer so repaired areas are not obvious.

1.9 WORK PERFORMANCE

A. All electrical work shall comply with requirements of the latest NFPA

70 (NEC), NFPA 70B, NFPA 70E, NFPA 99, NFPA 110, NFPA 780, OSHA Part

1910 subpart J � General Environmental Controls, OSHA Part 1910 subpart

26 05 11 - 5

K � Medical and First Aid, and OSHA Part 1910 subpart S � Electrical, in addition to other references required by contract.

B. Job site safety and worker safety is the responsibility of the

Contractor.

C. Electrical work shall be accomplished with all affected circuits or equipment de-energized. However, energized electrical work may be performed only for the non-destructive and non-invasive diagnostic testing(s), or when scheduled outage poses an imminent hazard to patient care, safety, or physical security. In such case, all aspects of energized electrical work, such as the availability of appropriate/correct personal protective equipment (PPE) and the use of

PPE, shall comply with the latest NFPA 70E, as well as the following requirements:

1. Only Qualified Person(s) shall perform energized electrical work.

Supervisor of Qualified Person(s) shall witness the work of its entirety to ensure compliance with safety requirements and approved work plan.

2. At least two weeks before initiating any energized electrical work, the Contractor and the Qualified Person(s) who is designated to perform the work shall visually inspect, verify and confirm that the work area and electrical equipment can safely accommodate the work involved.

3. At least two weeks before initiating any energized electrical work, the Contractor shall develop and submit a job specific work plan and energized electrical work request to the COR, and Medical Center�s

Chief Engineer or his/her designee. At the minimum, the work plan must include relevant information such as proposed work schedule, area of work, description of work, name(s) of Supervisor and

Qualified Person(s) performing the work, equipment to be used, procedures to be used on and near the live electrical equipment, barriers to be installed, safety equipment to be used, and exit pathways.

4. Energized electrical work shall begin only after the Contractor has obtained written approval of the work plan, and the energized electrical work request from the COR, and Medical Center�s Chief

Engineer or his/her designee. The Contractor shall make these approved documents present and available at the time and place of energized electrical work.

26 05 11 - 6

5. Energized electrical work shall begin only after the Contractor has invited and received acknowledgment from the COR, and Medical

Center�s Chief Engineer or his/her designee to witness the work.

D. For work that affects existing electrical systems, arrange, phase and perform work to assure minimal interference with normal functioning of the facility. Refer to Article OPERATIONS AND STORAGE AREAS under

Section 01 00 00, GENERAL REQUIREMENTS.

E. New work shall be installed and connected to existing work neatly, safely and professionally. Disturbed or damaged work shall be replaced or repaired to its prior conditions, as required by Section 01 00 00, GENERAL REQUIREMENTS.

F. Coordinate location of equipment and conduit with other trades to minimize interference.

1.10 EQUIPMENT INSTALLATION AND REQUIREMENTS

A. Equipment location shall be as close as practical to locations shown on the drawings.

B. Working spaces or working clearances shall comply with NEC�s requirements, at a minimum.

C. Inaccessible Equipment:

1. Where the Government determines that the Contractor has installed equipment not readily accessible for operation and maintenance, the equipment shall be removed and reinstalled as directed at no additional cost to the Government.

2. "Readily accessible� is defined as being capable of being reached quickly for operation, maintenance, or inspections without the use of ladders, or without climbing or crawling under or over obstacles such as, but not limited to, motors, pumps, belt guards, transformers, piping, ductwork, conduit and raceways.

D. Electrical service entrance equipment and arrangements for temporary and permanent connections to the electric utility company�s system shall conform to the electric utility company's requirements.

Coordinate fuses, circuit breakers and relays with the electric utility company�s system and obtain electric utility company approval for sizes and settings of these devices.

1.11 EQUIPMENT IDENTIFICATION

A. In addition to the requirements of the NEC, install an identification sign which clearly indicates information required for use and maintenance of items such as switchboards and switchgear, panelboards, 26 05 11 - 7 cabinets, motor controllers, fused and non-fused safety switches, generators, automatic transfer switches, separately enclosed circuit breakers, individual breakers and controllers in switchboards, switchgear and motor control assemblies, control devices and other significant equipment.

B. Identification signs for Normal Power System equipment shall be laminated black phenolic resin with a white core with engraved lettering. Identification signs for Essential Electrical System (EES) equipment, as defined in the NEC, shall be laminated red phenolic resin with a white core with engraved lettering. Lettering shall be a minimum of 12 mm (1/2 inch) high. Identification signs shall indicate equipment designation, rated bus amperage, voltage, number of phases, number of wires, and type of EES power branch as applicable. Secure nameplates with screws.

1.12 SUBMITTALS

A. Submit to the COR in accordance with Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES.

B. The Government's approval shall be obtained for all materials and equipment before delivery to the job site. Delivery, storage or installation of materials and equipment which has not had prior approval will not be permitted.

C. All submittals shall include six copies of adequate descriptive literature, catalog cuts, shop drawings, test reports, certifications, samples, and other data necessary for the Government to ascertain that the proposed materials and equipment comply with drawing and specification requirements. Catalog cuts submitted for approval shall be legible and clearly identify specific materials and equipment being submitted.

D. Submittals for individual systems and equipment assemblies which consist of more than one item or component shall be made for the system or assembly as a whole. Partial submittals will not be considered for approval.

1. Mark the submittals, "SUBMITTED UNDER SECTION__________________".

2. Submittals shall be marked to show specification reference including the section and paragraph numbers.

3. Submit each section separately.

E. The submittals shall include the following:

26 05 11 - 8

1. Information that confirms compliance with contract requirements.

Include the manufacturer's name, model or catalog numbers, catalog information, technical data sheets, shop drawings, manuals, pictures, nameplate data, and test reports as required.

3. Elementary and interconnection wiring diagrams for communication and signal systems, control systems, and equipment assemblies. All terminal points and wiring shall be identified on wiring diagrams.

4. Parts list which shall include information for replacement parts and ordering instructions, as recommended by the equipment manufacturer.

F. Maintenance and Operation Manuals:

1. Submit as required for systems and equipment specified in the technical sections. Furnish in hardcover binders or an approved equivalent.

2. Inscribe the following identification on the cover: the words

"MAINTENANCE AND OPERATION MANUAL," the name and location of the system, material, equipment, building, name of Contractor, and contract name and number. Include in the manual the names, addresses, and telephone numbers of each subcontractor installing the system or equipment and the local representatives for the material or equipment.

3. Provide a table of contents and assemble the manual to conform to the table of contents, with tab sheets placed before instructions covering the subject. The instructions shall be legible and easily read, with large sheets of drawings folded in.

4. The manuals shall include:

a. Internal and interconnecting wiring and control diagrams with data to explain detailed operation and control of the equipment.

b. A control sequence describing start-up, operation, and shutdown.

c. Description of the function of each principal item of equipment.

d. Installation instructions.

e. Safety precautions for operation and maintenance.

f. Diagrams and illustrations.

g. Periodic maintenance and testing procedures and frequencies, including replacement parts numbers.

h. Performance data.

i. Pictorial "exploded" parts list with part numbers. Emphasis shall be placed on the use of special tools and instruments. The list

26 05 11 - 9 shall indicate sources of supply, recommended spare and replacement parts, and name of servicing organization.

j. List of factory approved or qualified permanent servicing organizations for equipment repair and periodic testing and maintenance, including addresses and factory certification qualifications.

G. Approvals will be based on complete submission of shop drawings, manuals, test reports, certifications, and samples as applicable.

H. After approval and prior to installation, furnish the COR with one sample of each of the following:

1. A minimum 300 mm (12 inches) length of each type and size of wire and cable along with the tag from the coils or reels from which the sample was taken. The length of the sample shall be sufficient to show all markings provided by the manufacturer.

2. Each type of conduit coupling, bushing, and termination fitting.

3. Conduit hangers, clamps, and supports.

1.13 SINGULAR NUMBER

A. Where any device or part of equipment is referred to in these specifications in the singular number (e.g., "the switch"), this reference shall be deemed to apply to as many such devices as are required to complete the installation as shown on the drawings.

1.15 ACCEPTANCE CHECKS AND TESTS

A. The Contractor shall furnish the instruments, materials, and labor for tests.

B. Where systems are comprised of components specified in more than one section of Division 26, the Contractor shall coordinate the installation, testing, and adjustment of all components between various manufacturer�s representatives and technicians so that a complete, functional, and operational system is delivered to the Government.

C. When test results indicate any defects, the Contractor shall repair or replace the defective materials or equipment, and repeat the tests for the equipment. Repair, replacement, and re-testing shall be accomplished at no additional cost to the Government.

26 05 11 - 10

1.16 WARRANTY

A. All work performed and all equipment and material furnished under this

Division shall be free from defects and shall remain so for a period of one year from the date of acceptance of the entire installation by the

Contracting Officer for the Government.

1.17 INSTRUCTION

A. Instruction to designated Government personnel shall be provided for the particular equipment or system as required in each associated technical specification section.

B. Furnish the services of competent and factory-trained instructors to give full instruction in the adjustment, operation, and maintenance of the specified equipment and system, including pertinent safety requirements. Instructors shall be thoroughly familiar with all aspects of the installation, and shall be factory-trained in operating theory as well as practical operation and maintenance procedures.

C. A training schedule shall be developed and submitted by the Contractor and approved by the COR at least 30 days prior to the planned training.

---END---

26 05 19 - 1

SECTION 26 05 19

LOW-VOLTAGE ELECTRICAL POWER CONDUCTORS AND CABLES

PART 1 - GENERAL

1.1 DESCRIPTION

A. This section specifies the furnishing, installation, connection, and testing of the electrical conductors and cables for use in electrical systems rated 600 V and below, indicated as cable(s), conductor(s), wire, or wiring in this section.

1.2 RELATED WORK

A. Section 07 84 00, FIRESTOPPING: Sealing around penetrations to maintain the integrity of fire-resistant rated construction.

B. Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS:

Requirements that apply to all sections of Division 26.

C. Section 26 05 26, GROUNDING AND BONDING FOR ELECTRICAL SYSTEMS:

Requirements for personnel safety and to provide a low impedance path for possible ground fault currents.

D. Section 26 05 33, RACEWAY AND BOXES FOR ELECTRICAL SYSTEMS: Conduits for conductors and cables.

1.3 QUALITY ASSURANCE

A. Quality Assurance shall be in accordance with Paragraph, QUALIFICATIONS

(PRODUCTS AND SERVICES) in Section 26 05 11, REQUIREMENTS FOR

ELECTRICAL INSTALLATIONS.

1.4 SUBMITTALS

A. Submit in accordance with Paragraph, SUBMITTALS in Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS, and the following requirements:

1. Shop Drawings:

a. Submit sufficient information to demonstrate compliance with drawings and specifications.

b. Submit the following data for approval:

1) Electrical ratings and insulation type for each conductor and cable.

2) Splicing materials and pulling lubricant.

2. Certifications: Two weeks prior to final inspection, submit the following.

26 05 19 - 2

a. Certification by the manufacturer that the conductors and cables conform to the requirements of the drawings and specifications.

b. Certification by the Contractor that the conductors and cables have been properly installed, adjusted, and tested.

1.5 APPLICABLE PUBLICATIONS

A. Publications listed below (including amendments, addenda, revisions, supplements and errata) form a part of this specification to the extent referenced. Publications are reference in the text by designation only.

B. American Society of Testing Material (ASTM):

D2301-17 ...............Standard Specification for Vinyl Chloride

Plastic Pressure-Sensitive Electrical

Insulating Tape

D2304-23 ...............Test Method for Thermal Endurance of Rigid

Electrical Insulating Materials

D3005-24 ...............Low-Temperature Resistant Vinyl Chloride

Plastic Pressure-Sensitive Electrical

Insulating Tape

C. National Electrical Manufacturers Association (NEMA):

WC 70-21 ...............Power Cables Rated 2000 Volts or Less for the

Distribution of Electrical Energy

D. National Fire Protection Association (NFPA):

70-26 ..................National Electrical Code (NEC)

E. Underwriters Laboratories, Inc. (UL):

44-25 ..................Thermoset-Insulated Wires and Cables

83-25 ..................Thermoplastic-Insulated Wires and Cables

467-22 .................Grounding and Bonding Equipment

486A-486B-25 ...........Wire Connectors

486C-25 ................Splicing Wire Connectors

486D-17 ................Sealed Wire Connector Systems

486E-24 ................Equipment Wiring Terminals for Use with

Aluminum and/or Copper Conductors

514B-24 ................Conduit, Tubing, and Cable Fittings

PART 2 - PRODUCTS

2.1 CONDUCTORS AND CABLES

A. Conductors and cables shall be in accordance with ASTM, NEMA, NFPA, UL, as specified herein, and as shown on the drawings.

B. Conductors shall be copper.

C. Single Conductor:

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1. No. 12 AWG: Minimum size, except where smaller sizes are specified herein or shown on the drawings.

3. No. 10 AWG and smaller: Solid; except shall be stranded for final connection to motors, transformers, and vibrating equipment.

4. Insulation: THHN-THWN and XHHW-2.

E. Conductor Color Code:

1. No. 10 AWG and smaller: Solid color insulation or solid color coating.

4. For modifications and additions to existing wiring systems, color coding shall conform to the existing wiring system.

5. Conductors shall be color-coded as follows:

208/120 V Phase 480/277 V

Black A Brown

Red B Orange

Blue C Yellow

White Neutral Gray *

* or white with colored (other than green) tracer.

2.2 SPLICES

A. Splices shall be in accordance with NEC and UL.

B. Above Ground Splices for No. 10 AWG and Smaller:

1. Solderless, screw-on, reusable pressure cable type, with integral insulation, approved for copper and aluminum conductors.

2. The integral insulator shall have a skirt to completely cover the stripped conductors.

3. The number, size, and combination of conductors used with the connector, as listed on the manufacturer's packaging, shall be strictly followed.

2.3 CONNECTORS AND TERMINATIONS

A. Mechanical type of high conductivity and corrosion-resistant material, listed for use with copper and aluminum conductors.

26 05 19 - 4

B. Long barrel compression type of high conductivity and corrosion-resistant material, with minimum of two compression indents per wire, listed for use with copper and aluminum conductors.

C. All bolts, nuts, and washers used to connect connections and terminations to bus bars or other termination points shall be cadmium-plated steel.

2.4 CONTROL WIRING

A. Unless otherwise specified elsewhere in these specifications, control wiring shall be as specified herein, except that the minimum size shall be not less than No. 14 AWG, or as required by the control wiring equipment manufacturer.

B. Control wiring shall be sized such that the voltage drop under in-rush conditions does not adversely affect operation of the controls.

2.5 WIRE LUBRICATING COMPOUND

A. Lubricating compound shall be suitable for the wire insulation and conduit, and shall not harden or become adhesive.

PART 3 - EXECUTION

3.1 GENERAL

A. Installation shall be in accordance with the NEC, as shown on the drawings, and manufacturer�s instructions.

B. Install conductors in raceway systems.

C. Splice conductors only in outlet boxes, junction boxes, pullboxes, manholes, or handholes.

D. Conductors of different systems (e.g., 120 V and 277 V) shall not be installed in the same raceway.

E. For conductors installed in vertical raceways, provide conductor support (also known as cable support), to counter gravity pull on conductor weight. Conductor support shall be split-wedge conductor support type. Prior to installing the conductor support plug, remove all pulling compound from conductors where they pass through the conductor support body. After installing the conductor support plug, tap the conductor support plug firmly in the conductor support body.

F. In panelboards, cabinets, wireways, switches, enclosures, and equipment assemblies, neatly form, train, and tie the conductors with non-metallic �zip� ties.

H. Use expanding foam or non-hardening duct-seal to seal conduits entering a building, after installation of conductors.

I. Conductor Pulling:

26 05 19 - 5

1. Provide installation equipment that will prevent the cutting or abrasion of insulation during pulling. Use lubricants approved for the cable.

2. Use nonmetallic pull ropes.

3. Attach pull ropes by means of either woven basket grips or pulling eyes attached directly to the conductors.

4. All conductors in a single conduit shall be pulled simultaneously.

5. Do not exceed manufacturer�s recommended maximum pulling tensions and sidewall pressure values.

J. Number of conductors for branch circuits shall not exceed more than three branch circuits in any one conduit.

K. When stripping stranded conductors, use a tool that does not damage the conductor or remove conductor strands.

3.3 SPLICE AND TERMINATION INSTALLATION

A. Splices and terminations shall be mechanically and electrically secure, and tightened to manufacturer�s published torque values using a torque screwdriver or wrench.

B. Where the Government determines that unsatisfactory splices or terminations have been installed, replace the splices or terminations at no additional cost to the Government.

3.4 CONDUCTOR IDENTIFICATION

A. When using colored tape to identify phase, neutral, and ground conductors larger than No. 8 AWG, apply tape in half-overlapping turns for a minimum of 75 mm (3 inches) from terminal points, and in junction boxes, pullboxes, and manholes. Apply the last two laps of tape with no tension to prevent possible unwinding. Where markings are covered by tape, apply tags to conductors, stating size and insulation type.

3.5 FEEDER CONDUCTOR IDENTIFICATION

A. In each interior pullbox and each underground manhole and handhole, install brass tags on all feeder conductors to clearly designate their circuit identification and voltage. The tags shall be the embossed type, 40 mm (1-1/2 inches) in diameter and 40 mils thick. Attach tags with plastic ties.

3.6 EXISTING CONDUCTORS

A. Unless specifically indicated on the plans, existing conductors shall not be reused.

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3.10 ACCEPTANCE CHECKS AND TESTS

A. Perform in accordance with the manufacturer's recommendations. In addition, include the following:

1. Visual Inspection and Tests: Inspect physical condition.

2. Electrical tests:

a. After installation but before connection to utilization devices, such as fixtures, motors, or appliances, test conductors phase-to-phase and phase-to-ground resistance with an insulation resistance tester. Existing conductors to be reused shall also be tested.

b. Applied voltage shall be 500 V DC for 300 V rated cable, and 1000

V DC for 600 V rated cable. Apply test for one minute or until reading is constant for 15 seconds, whichever is longer. Minimum insulation resistance values shall not be less than 25 megohms for 300 V rated cable and 100 megohms for 600 V rated cable.

c. Perform phase rotation test on all three-phase circuits.

26 05 26 - 1

SECTION 26 05 26

GROUNDING AND BONDING FOR ELECTRICAL SYSTEMS

PART 1 - GENERAL

1.1 DESCRIPTION

A. This section specifies the furnishing, installation, connection, and testing of grounding and bonding equipment, indicated as grounding equipment in this section.

B. �Grounding electrode system� refers to grounding electrode conductors and all electrodes required or allowed by NEC, as well as made, supplementary, and lightning protection system grounding electrodes.

C. The terms �connect� and �bond� are used interchangeably in this section and have the same meaning.

1.2 RELATED WORK

A. Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS:

Requirements that apply to all sections of Division 26.

B. Section 26 05 19, LOW-VOLTAGE ELECTRICAL POWER CONDUCTORS AND CABLES:

Low-voltage conductors.

C. Section 26 05 33, RACEWAY AND BOXES FOR ELECTRICAL SYSTEMS: Conduit and boxes.

1.3 QUALITY ASSURANCE

A. Quality Assurance shall be in accordance with Paragraph, QUALIFICATIONS

(PRODUCTS AND SERVICES) in Section 26 05 11, REQUIREMENTS FOR

ELECTRICAL INSTALLATIONS.

1.4 SUBMITTALS

A. Submit in accordance with Paragraph, SUBMITTALS in Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS, and the following requirements:

1. Shop Drawings:

a. Submit sufficient information to demonstrate compliance with drawings and specifications.

b. Submit plans showing the location of system grounding electrodes and connections, and the routing of aboveground and underground grounding electrode conductors.

3. Certifications:

a. Certification by the Contractor that the grounding equipment has been properly installed and tested.

26 05 26 - 2

1.5 APPLICABLE PUBLICATIONS

A. Publications listed below (including amendments, addenda, revisions, supplements, and errata) form a part of this specification to the extent referenced. Publications are referenced in the text by designation only.

B. American Society for Testing and Materials (ASTM):

B1-13 (2018)..................Standard Specification for Hard-Drawn Copper

Wire

B3-13(2024) ...........Standard Specification for Soft or Annealed

Copper Wire

B8-11(2025) ...........Standard Specification for Concentric-Lay-

Stranded Copper Conductors, Hard, Medium-Hard, or Soft

C. Institute of Electrical and Electronics Engineers, Inc. (IEEE):

81-25 ..................IEEE Guide for Measuring Earth Resistivity, Ground Impedance, and Earth Surface Potentials of a Ground System Part 1: Normal Measurements

D. National Fire Protection Association (NFPA):

70-26 ..................National Electrical Code (NEC)

70E-24 .................National Electrical Safety Code

99-24 ..................Health Care Facilities

E. Underwriters Laboratories, Inc. (UL):

44-25 .................Thermoset-Insulated Wires and Cables

83-25 .................Thermoplastic-Insulated Wires and Cables

467-22 ................Grounding and Bonding Equipment

PART 2 - PRODUCTS

2.1 GROUNDING AND BONDING CONDUCTORS

A. Equipment grounding conductors shall be insulated stranded copper, except that sizes No. 10 AWG and smaller shall be solid copper.

Insulation color shall be continuous green for all equipment grounding conductors, except that wire sizes No. 4 AWG and larger shall be identified per NEC.

C. Conductor sizes shall not be less than shown on the drawings, or not less than required by the NEC, whichever is greater.

D. Insulation: THHN-THWN and XHHW-2.

26 05 26 - 3

PART 3 - EXECUTION

3.1 GENERAL

A. Installation shall be in accordance with the NEC, as shown on the drawings, and manufacturer�s instructions.

C. Equipment Grounding: Metallic piping, building structural steel, electrical enclosures, raceways, junction boxes, outlet boxes, cabinets, machine frames, and other conductive items in close proximity with electrical circuits, shall be bonded and grounded.

3.5 RACEWAY

A. Conduit Systems:

1. Ground all metallic conduit systems. All metallic conduit systems shall contain an equipment grounding conductor.

4. Metallic conduits which terminate without mechanical connection to an electrical equipment housing by means of locknut and bushings or adapters, shall be provided with grounding bushings. Connect bushings with a equipment grounding conductor to the equipment ground bus.

B. Feeders and Branch Circuits: Install equipment grounding conductors with all feeders, and all branch circuits.

C. Boxes, Cabinets, Enclosures, and Panelboards:

1. Bond the equipment grounding conductor to each pullbox, junction box, outlet box, device box, cabinets, and other enclosures through which the conductor passes (except for special grounding systems for intensive care units and other critical units shown).

2. Provide lugs in each box and enclosure for equipment grounding conductor termination.

G. Fixed electrical appliances and equipment shall be provided with a ground lug for termination of the equipment grounding conductor.

26 05 33 - 1

SECTION 26 05 33

RACEWAY AND BOXES FOR ELECTRICAL SYSTEMS

PART 1 - GENERAL

1.1 DESCRIPTION

A. This section specifies the furnishing, installation, and connection of conduit, fittings, and boxes, to form complete, coordinated, grounded raceway systems. Raceways are required for all wiring unless shown or specified otherwise.

B. Definitions: The term conduit, as used in this specification, shall mean any or all of the raceway types specified.

1.2 RELATED WORK

A. Section 06 10 00, ROUGH CARPENTRY: Mounting board for telephone closets.

B. Section 07 84 00, FIRESTOPPING: Sealing around penetrations to maintain the integrity of fire rated construction.

C. Section 07 92 00, JOINT SEALANTS: Sealing around conduit penetrations through the building envelope to prevent moisture migration into the building.

D. Section 09 91 00, PAINTING: Identification and painting of conduit and other devices.

E. Section 13 05 41, SEISMIC RESTRAINT REQUIREMENTS FOR NON-STRUCTURAL

COMPONENTS: Conduits bracing.

F. Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS: General electrical requirements and items that are common to more than one section of Division 26.

G. Section 26 05 26, GROUNDING AND BONDING FOR ELECTRICAL SYSTEMS:

Requirements for personnel safety and to provide a low impedance path for possible ground fault currents.

1.3 QUALITY ASSURANCE

A. Quality Assurance shall be in accordance with Paragraph, QUALIFICATIONS

(PRODUCTS AND SERVICES) in Section 26 05 11, REQUIREMENTS FOR

ELECTRICAL INSTALLATIONS.

26 05 33 - 2

1.4 SUBMITTALS

A. Submit in accordance with Paragraph, SUBMITTALS in Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS, and the following requirements:

1. Shop Drawings:

a. Size and location of main feeders.

b. Size and location of panels and pull-boxes.

c. Layout of required conduit penetrations through structural elements.

d. Submit the following data for approval:

1) Raceway types and sizes.

2) Conduit bodies, connectors and fittings.

3) Junction and pull boxes, types and sizes.

2. Certifications: Two weeks prior to final inspection, submit the following:

a. Certification by the manufacturer that raceways, conduits, conduit bodies, connectors, fittings, junction and pull boxes, and all related equipment conform to the requirements of the drawings and specifications.

b. Certification by the Contractor that raceways, conduits, conduit bodies, connectors, fittings, junction and pull boxes, and all related equipment have been properly installed.

1.5 APPLICABLE PUBLICATIONS

A. Publications listed below (including amendments, addenda, revisions, supplements, and errata) form a part of this specification to the extent referenced. Publications are referenced in the text by designation only.

B. American Iron and Steel Institute (AISI):

S100-16 ................North American Specification for the Design of

Cold-Formed Steel Structural Members

C. National Electrical Manufacturers Association (NEMA):

C80.1-20 ...............Electrical Rigid Steel Conduit

C80.3-20 ...............Steel Electrical Metal Tubing

C80.6-18 ...............Electrical Intermediate Metal Conduit

FB1-14 .................Fittings, Cast Metal Boxes and Conduit Bodies for Conduit, Electrical Metallic Tubing and

Cable

26 05 33 - 3

FB2.10-21 ..............Selection and Installation Guidelines for

Fittings for use with Non-Flexible Conduit or

Tubing (Rigid Metal Conduit, Intermediate

Metallic Conduit, and Electrical Metallic

Tubing)

FB2.20-21 ..............Selection and Installation Guidelines for

Fittings for use with Flexible Electrical

Conduit and Cable

TC-2-20 ................Electrical Polyvinyl Chloride (PVC) Tubing and

Conduit

TC-3-21 ................PVC Fittings for Use with Rigid PVC Conduit and

Tubing

D. National Fire Protection Association (NFPA):

70-23 ..................National Electrical Code (NEC)

E. Underwriters Laboratories, Inc. (UL):

1-05 ...................Flexible Metal Conduit

5-16 ...................Surface Metal Raceway and Fittings

6-07 ...................Electrical Rigid Metal Conduit - Steel

50-15 ..................Enclosures for Electrical Equipment

360-13 .................Liquid-Tight Flexible Steel Conduit

467-13 .................Grounding and Bonding Equipment

514A-13 ................Metallic Outlet Boxes

514B-12 ................Conduit, Tubing, and Cable Fittings

514C-14 ................Nonmetallic Outlet Boxes, Flush-Device Boxes and Covers

651-11 .................Schedule 40 and 80 Rigid PVC Conduit and

Fittings

651A-11 ................Type EB and A Rigid PVC Conduit and HDPE

Conduit

797-07 .................Electrical Metallic Tubing

1242-06 ................Electrical Intermediate Metal Conduit - Steel

PART 2 - PRODUCTS

2.1 MATERIAL

A. Conduit Size: In accordance with the NEC, but not less than 13 mm

(0.5-inch) unless otherwise shown.

B. Conduit:

1. Size: In accordance with the NEC, but not less than 13 mm (0.5-inch).

26 05 33 - 4

2. Rigid Steel Conduit (RMC): Shall conform to UL 6 and NEMA C80.1.

4. Rigid Intermediate Steel Conduit (IMC): Shall conform to UL 1242 and NEMA C80.6.

5. Electrical Metallic Tubing (EMT): Shall conform to UL 797 and NEMA

C80.3. Maximum size not to exceed 105 mm (4 inches) and shall be permitted only with cable rated 600 V or less.

6. Flexible Metal Conduit: Shall conform to UL 1.

7. Liquid-tight Flexible Metal Conduit: Shall conform to UL 360.

9. Surface Metal Raceway: Shall conform to UL 5.

C. Conduit Fittings:

1. Rigid Steel and Intermediate Metallic Conduit Fittings:

a. Fittings shall meet the requirements of UL 514B and NEMA FB1.

b. Standard threaded couplings, locknuts, bushings, conduit bodies, and elbows: Only steel or malleable iron materials are acceptable. Integral retractable type IMC couplings are also acceptable.

c. Locknuts: Bonding type with sharp edges for digging into the metal wall of an enclosure.

d. Bushings: Metallic insulating type, consisting of an insulating insert, molded or locked into the metallic body of the fitting.

Bushings made entirely of metal or nonmetallic material are not permitted.

e. Erickson (Union-Type) and Set Screw Type Couplings: Approved for use in concrete are permitted for use to complete a conduit run where conduit is installed in concrete. Use set screws of case-hardened steel with hex head and cup point to firmly seat in conduit wall for positive ground. Tightening of set screws with pliers is prohibited.

f. Sealing Fittings: Threaded cast iron type. Use continuous drain-type sealing fittings to prevent passage of water vapor.

In concealed work, install fittings in flush steel boxes with blank cover plates having the same finishes as that of other electrical plates in the room.

3. Electrical Metallic Tubing Fittings:

a. Fittings and conduit bodies shall meet the requirements of UL

514B, NEMA C80.3, and NEMA FB1.

b. Only steel or malleable iron materials are acceptable.

26 05 33 - 5

c. Compression Couplings and Connectors: Concrete-tight and rain-tight, with connectors having insulated throats.

d. Indent-type…