Final Specifications-Vol 2_Rev2 - 3-28-22.pdf

PDF 3 MB Posted

Attached to
Y1DZ--589A4-21-700 EHRM Infrastructure Upgrades Construction Columbia, MO
Solicitation number
36C77622R0069
Issued by

About this file

This document outlines the scope of work for a construction project to upgrade infrastructure at the Harry S. Truman Memorial Veterans' Hospital in Columbia, Missouri. The contractor will be required to provide all labor, project management, materials, tools, supplies, and equipment necessary to complete upgrades according to drawings and specifications. Work will include renovations and improvements to mechanical, electrical, plumbing, and technology systems across multiple divisions. The Department of Veterans Affairs Technology Acquisition Center in Austin, Texas issued the solicitation. The contractor must meet all requirements of the solicitation, related federal regulations and VA standards.

View the file

Other files

File Type Posted
Answers to Technical Questions 7-15-22.pdf PDF
36C77622R0069 0007 Amendment 0007 7-15-22.pdf PDF
TERRACON ASBESTOS SURVEY Final Report-NESHAP Survey Report_updated as removed.pdf PDF
36C77622R0069 0006 Amendment 0006 7-7-2022.pdf PDF
Answers_Clarifications to Technical Questions 7-7-22.pdf PDF
Attachment A _Roof Plans_Site Layout.pdf PDF
Answers to Technical Questions 6-29-22.pdf PDF
36C77622R0069 0005 Amendment 0005 6-29-2022.pdf PDF
36C77622R0069 0004 Amendment 0004 6-27-2022.pdf PDF
36C77622R0069 0003 - Amendment 0003 - 6-22-2022.pdf PDF
36C77622R0069 0002 - Amendment 0002 - 6-16-2022.pdf PDF
Construction Wage Rates - Boone County - 5-27-22.pdf PDF
Site Visit Sign-In-Sheet 6-9-22.pdf PDF
36C77622R0069 0001 - Amendment 0001 - 6-9-22.pdf PDF
Attachment C - VA Notice of Limitations on Subcontracting-Certificate of Compliance.docx DOCX document
Final Drawings_Part3.pdf PDF
Construction Wage Rates - Boone County - 4-22-22.pdf PDF
Attachment A - PPQ.docx DOCX document
Final Specifications-Vol 1_Rev2 - 3-28-22.pdf PDF
Attachment D - Contractor Safety and Environmental Record Evaluation Form.docx DOCX document
Attachment B - VHA Suppl. Contract Rqmnts for Combatting COVID-19 Updated 12-14-2021.pdf PDF
Final Drawings_Part6.pdf PDF
Final Drawings_Part7.pdf PDF
Final Drawings_Part2.pdf PDF
Final Drawings_Part1.pdf PDF
36C77622R0069 Columbia EHRM Infra - 5-19-22.pdf PDF
Final Drawings_Part9.pdf PDF
Final Drawings_Part8.pdf PDF
Final Narrative.pdf PDF
Final Drawings_Part4.pdf PDF
Final Drawings_Part5.pdf PDF
Show all 31

On GovTribe

Work with this file

  • Download the original file
  • Contacts named in this file
  • Similar government files
  • Ask GovTribe AI about this file

Text version

Department of Veterans Affairs

Harry S. Truman Memorial Veteran’s Hospital EHRM Infrastructure Upgrades Columbia, MO Project No. 589A4-21-700

Construction Bid Documents MEP & Technology Specifications Vol. 2 25 January 2022

Prime Contractor: Health Facilities Solutions, 8718 Botts Ln., San Antonio, TX 78217

HARRY S. TRUMAN MEMORIAL VETERAN’S HOSPITAL EHRM INFRASTRUCTURE UPGRADES

PROJECT #589A4-21-700

COLUMBIA, MO 01-18-22

00 01 10-1

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

DIVISION 01 - GENERAL REQUIREMENTS

01 00 00 General Requirements 01 00 10 Medical Center Requirements 01 32 16.15 Project Schedules (Small Projects – Design/Bid/Build 01 33 23 Shop Drawings, Product Data, and Samples 01 35 26 Safety Requirements 01 42 19 Reference Standards 01 45 00 Quality Control 01 45 35 Special Inspections 01 57 19 Temporary Environmental Controls 01 74 19 Construction Waste Management 01 81 13 Sustainable Construction Requirements

DIVISION 02 – EXISTING CONDITIONS

02 41 00 Demolition 02 82 13.19 Asbestos Floor Tile & Mastic

DIVISION 04 – MASONRY

04 05 13 Masonry Mortaring 04 05 16 Masonry Grouting 04 20 00 Unit Masonry

DIVISION 06 – WOOD, PLASTICS & COMPOSITES

06 10 00 Rough Carpentry

DIVISION 07 - THERMAL & MOISTURE PROTECTION

07 21 13 Thermal Insulation 07 84 00 Firestopping 07 92 00 Joint Sealants

DIVISION 08 - OPENINGS

08 11 13 Hollow Metal Doors and Frames 08 14 00 Interior Wood Doors 08 71 00 Door Hardware

COLUMBIA, MO 01-18-22

00 01 10-2

SECTION NO. DIVISION AND SECTION TITLES DATE

DIVISION 09 – FINISHES

09 05 16 Subsurface Preparation for Floor Finishes 09 06 00 Schedule for Finishes 09 51 00 Acoustical Ceilings 09 65 13 Resilient Base and Accessories 09 65 19 Resilient Tile Flooring 09 91 00 Painting

DIVISION 10 – SPECIALTIES

10 14 00 Signage 10 26 00 Wall and Door Protection 10 44 13 Fire Extinguisher Cabinets

DIVISION 21- FIRE SUPPRESSION

21 08 00 Commissioning of Fire Suppression Systems 21 13 13 Wet-Pipe Sprinkler Systems 21 22 00 Clean Agent Fire Suppression Systems

DIVISION 22 – PLUMBING

22 05 11 Common Work Results for Plumbing 22 07 11 Plumbing Insulation 22 11 00 Facility Water Distribution Piping 22 13 00 Facility Sanitary and Vent Piping

DIVISION 23 – HEATING, VENTILATING & AIR CONDITIONING

(HVAC)

23 05 11 Common Work Results for HVAC 23 05 12 General Motor Requirements HVAC and Steam Generation

Equipment 23 05 41 Noise and Vibration Control HVAC Piping and Equipment 23 05 93 Testing, Adjusting, and Balancing for HVAC 23 07 11 HVAC and Boiler Plant Insulation 23 09 23 Direct-Digital Control System for HVAC 23 21 13 Hydronic Piping

23 23 00 Refrigerant Piping 23 25 00 HVAC Water Treatment 23 31 00 HVAC Ducts and Casings 23 34 00 HVAC Fans 23 36 00 Air Terminal Units 23 37 00 Air Outlets and Inlets 23 40 00 HVAC Air Cleaning Devices 23 81 00 Decentralized Unitary HVAC Equipment 23 81 23 Computer Room Air Conditioners

COLUMBIA, MO 01-18-22

00 01 10-3

SECTION NO. DIVISION AND SECTION TITLES DATE

DIVISION 25 – INTEGRATED AUTOMATION

25 10 10 Advanced Utility Metering System

DIVISION 26 – ELECTRICAL

26 05 11 Requirements for Electrical Installations 26 05 19 Low-Voltage Electrical Power Conductors and Cables 26 05 26 Grounding and Bonding for Electrical Systems 26 05 33 Raceway and Boxes for Electrical Systems 26 05 73 Overcurrent Protective Device Coordination Study 26 08 00 Commissioning of Electrical Systems 26 22 00 Low-Voltage Transformers 26 24 13 Distribution Switchboards 26 24 16 Panelboards 26 27 26 Wiring Devices 26 33 53 Static Uninterruptible Power Supply 26 43 13 Surge Protective Devices 26 51 00 Interior Lighting

DIVISION 27 – COMMUNICATIONS

27 05 11 Requirements for Communications Installations 27 05 26 Grounding and Bonding for Communications Systems 27 05 33 Raceways and Boxes for Communications Systems 27 08 00 Commissioning of Communications Systems 27 10 00 Control, Communication and Signal Wiring 27 11 00 Communications Equipment Room Fittings 27 15 00 Communications Structured Cabling

DIVISION 28 – ELECTRONIC SAFETY AND SECURITY

28 13 00 Access Control System 28 31 00 Fire Detection and Alarm

THIS PAGE LEFT INTENTIONALLY BLANK

00 01 10-1

DEPARTMENT OF VETERANS AFFAIRS

SPECIFICATION TABLE OF CONTENTS

EHRM INFRASTRUCTURE UPGRADES – COLUMBIA, MO

HARRY S. TRUMAN MEMORIAL VETERNS’ HOSPITAL

SECTION NO. DIVISION AND SECTION TITLES DATE

DIVISION 21- FIRE SUPPRESSION

21 08 00 Commissioning of Fire Suppression Systems 11-16

21 13 13 Wet-Pipe Sprinkler Systems 06-15

21 22 00 Clean Agent Fire Suppression Systems 05-15

DIVISION 22 – PLUMBING

22 05 11 Common Work Results for Plumbing 09-20

22 07 11 Plumbing Insulation 09-19

22 11 00 Facility Water Distribution Piping 11-19

22 13 00 Facility Sanitary and Vent Piping 09-20

DIVISION 23 – HEATING, VENTILATING, AND AIR

CONDITIONING (HVAC)

23 05 11 Common Work Results for HVAC 02-20

23 05 12 General Motor Requirements for HVAC and Steam

Generation Equipment

02-20

23 05 41 Noise and Vibration Control for HVAC Piping and

Equipment

02-20

23 05 93 Testing, Adjusting, and Balancing for HVAC 02-20

23 07 11 HVAC and Boiler Plant Insulation 02-20

23 09 23 Direct-Digital Control System for HVAC 09-11

23 21 13 Hydronic Piping 02-20 23 23 00 Refrigerant Piping 02-20

23 25 00 HVAC Water Treatment 02-20

23 31 00 HVAC Ducts and Casings 02-20

23 34 00 HVAC Fans 02-20

23 36 00 Air Terminal Units 02-20

23 37 00 Air Outlets and Inlets 02-20

23 40 00 HVAC Air Cleaning Devices 03-20

23 81 00 Decentralized Unitary HVAC Equipment 03-20

23 81 23 Computer-Room Air-Conditioners 03-20

DIVISION 25 – INTEGRATED AUTOMATION

25 10 10 Advanced Utility Metering System 02-10

DIVISION 26 – ELECTRICAL-

26 05 11 Requirements for Electrical Installations 01-16

26 05 19 Low-Voltage Electrical Power Conductors and Cables 01-17

COLUMBIA, MO

00 01 10-2

SECTION NO. DIVISION AND SECTION TITLES DATE

26 05 26 Grounding and Bonding for Electrical Systems 01-17

26 05 33 Raceway and Boxes for Electrical Systems 01-18

26 05 73 Overcurrent Protective Device Coordination Study 01-18

26 08 00 Commissioning of Electrical Systems 11-16

26 22 00 Low-Voltage Transformer 01-18

26 24 13 Distribution Switchboard 01-18

26 24 16 Panelboards 01-18

26 27 26 Wiring Devices 01-18

26 33 53 Static Uninterruptible Power Supply 01-17

26 43 13 Surge Protective Devices 01-17

26 51 00 Interior Lighting 01-18

DIVISION 28 – ELECTRONIC SAFETY AND SECURITY

28 13 00 Access Control System 10-11

28 31 00 Fire Detection and Alarm 10-11

COLUMBIA, MO

00 01 07 - 1

SECTION 00 01 07

SEALS PAGE

DESIGN PROFESSIONAL OF RECORD

A. Fire Suppression Engineer

1. Jaime M. Wilson

2. PE-2020010419

3. Responsible for Division 21 & Section 283100.

01/17/2022

B. HVAC Engineer and Plumbing Engineer

1. Michael L. Wyland

2. PE-2004021220

3. Responsible for Divisions 22, 23 &, 25.

01-17-2022

2018021177

HARRY S. TRUMAN MEMORIAL VAMC EHRM INFRASTRUCTURE UPGRADES

COLUMBIA, MO

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 27 – COMMUNICATIONS

27 05 11 Requirements for Communications Installations 06-15 27 05 26 Grounding and Bonding for Communications Systems 06-15 27 05 33 Raceways and Boxes for Communications Systems 10-18 27 08 00 Commissioning of Communications Systems 11-16 27 10 00 Control, Communication and Signal Wiring 06-15 27 11 00 Telecommunications Room Fittings 06-15 27 15 00 Communications Structured Cabling 01-16

25-JAN-22

COLUMBIA, MO 11-16

21 08 00 - 1

SECTION 21 08 00

COMMISSIONING OF FIRE SUPPRESSION SYSTEMS

PART 1 - GENERAL

1.1 DESCRIPTION

A. The requirements of this Section apply to all sections of Division 21.

B. This project will have selected building systems commissioned. The complete list of equipment and systems to be commissioned is specified in Section 01 91 00 GENERAL COMMISSIONING REQUIREMENTS. The commissioning process, which the Contractor is responsible to execute, is defined in Section 01 91 00 GENERAL COMMISSIONING REQUIRMENTS. A

Commissioning Agent (CxA) appointed by the VA will manage the commissioning process.

1.2 RELATED WORK

A. Section 01 00 00 GENERAL REQUIREMENTS.

B. Section 01 91 00 GENERAL COMMISSIONING REQUIREMENTS.

C. Section 01 33 23 SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES.

1.3 SUMMARY

A. This Section includes requirements for commissioning the Fire

Suppression systems, subsystems and equipment. This Section supplements the general requirements specified in Section 01 91 00

General Commissioning Requirements.

B. Refer to Section 01 91 00 GENERAL COMMISSIONING REQUIREMENTS for more details regarding processes and procedures as well as roles and responsibilities for all Commissioning Team members.

1.4 DEFINITIONS

A. Refer to Section 01 91 00 GENERAL COMMISSIONING REQUIREMENTS for definitions.

1.5 COMMISSIONED SYSTEMS

A. Commissioning of a system or systems specified in Division 21 is part of the construction process. Documentation and testing of these systems, as well as training of the VA’s Operation and Maintenance personnel in accordance with the requirements of Section 01 91 00 and of Division 21, is required in cooperation with the VA and the

Commissioning Agent.

B. The Fire Suppression systems commissioning will include the systems listed in Section 01 91 00 General Commissioning Requirements:

21 08 00 - 2

1.6 SUBMITTALS

A. The commissioning process requires review of selected Submittals. The

Commissioning Agent will provide a list of submittals that will be reviewed by the Commissioning Agent. This list will be reviewed and approved by the VA prior to forwarding to the Contractor. Refer to

Section 01 33 23 SHOP DRAWINGS, PRODUCT DATA, and SAMPLES for further details.

B. The commissioning process requires Submittal review simultaneously with engineering review. Specific submittal requirements related to the commissioning process are specified in Section 01 91 00 GENERAL

COMMISSIONING REQUIREMENTS.

PART 2 - PRODUCTS (NOT USED)

PART 3 - EXECUTION

3.1 CONSTRUCTION INSPECTIONS

A. Commissioning of the building fire suppression systems will require inspection of individual elements of the fire suppression construction throughout the construction period. The Contractor shall coordinate with the Commissioning Agent in accordance with Section 01 91 00 and the Commissioning plan to schedule inspections as required to support the Commissioning Process.

3.2 PRE-FUNCTIONAL CHECKLISTS

A. The Contractor shall complete Pre-Functional Checklists to verify systems, subsystems, and equipment installation is complete and systems are ready for Systems Functional Performance Testing. The

Commissioning Agent will prepare Pre-Functional Checklists to be used to document equipment installation. The Contractor shall complete the checklists. Completed checklists shall be submitted to the VA and to the Commissioning Agent for review. The Commissioning Agent may spot check a sample of completed checklists. If the Commissioning Agent determines that the information provided on the checklist is not accurate, the Commissioning Agent will return the marked-up checklist to the Contractor for correction and resubmission. If the

Commissioning Agent determines that a significant number of completed checklists for similar equipment are not accurate, the Commissioning

Agent will select a broader sample of checklists for review. If the

Commissioning Agent determines that a significant number of the broader sample of checklists is also inaccurate, all the checklists for the

21 08 00 - 3 type of equipment will be returned to the Contractor for correction and resubmission. Refer to SECTION 01 91 00 GENERAL COMMISSIONING

REQUIREMENTS for submittal requirements for Pre-Functional Checklists, Equipment Startup Reports, and other commissioning documents.

3.3 CONTRACTORS TESTS

A. Contractor tests as required by other sections of Division 21 shall be scheduled and documented in accordance with Section 01 00 00 GENERAL

REQUIREMENTS. All testing shall be incorporated into the project schedule. Contractor shall provide no less than 7 calendar days’ notice of testing. The Commissioning Agent will witness selected

Contractor tests at the sole discretion of the Commissioning Agent.

Contractor tests shall be completed prior to scheduling Systems

Functional Performance Testing.

3.4 SYSTEMS FUNCTIONAL PERFORMANCE TESTING

A. The Commissioning Process includes Systems Functional Performance

Testing that is intended to test systems functional performance under steady state conditions, to test system reaction to changes in operating conditions, and system performance under emergency conditions. The Commissioning Agent will prepare detailed Systems

Functional Performance Test procedures for review and approval by the

COR. The Contractor shall review and comment on the tests prior to approval. The Contractor shall provide the required labor, materials, and test equipment identified in the test procedure to perform the tests. The Commissioning Agent will witness and document the testing.

The Contractor shall sign the test reports to verify tests were performed. See Section 01 91 00 GENERAL COMMISSIONING REQUIREMENTS, for additional details.

3.5 TRAINING OF VA PERSONNEL

A. Training of the VA operation and maintenance personnel is required in cooperation with the COR and Commissioning Agent. Provide competent, factory authorized personnel to provide instruction to operation and maintenance personnel concerning the location, operation, and troubleshooting of the installed systems. Contractor shall submit training agendas and trainer resumes in accordance with the requirements of Section 01 91 00. The instruction shall be scheduled in coordination with the COR after submission and approval of formal training plans. Refer to Section 01 91 00 GENERAL COMMISSIONING

21 08 00 - 4

REQUIREMENTS and Division 21 Sections for additional Contractor training requirements.

----- END -----

COLUMBIA, MO 06-15

21 13 13 - 1

SECTION 21 13 13

WET-PIPE SPRINKLER SYSTEMS

PART 1 - GENERAL

1.1 DESCRIPTION

A. Design, installation, and testing shall be in accordance with

NFPA 13.

B. The design and installation of a hydraulically calculated automatic wet-pipe system complete and ready for operation, for all portions of

Building where work is being done. Hydraulic calculations shall only be required where more than twenty sprinkler heads are being added or relocated.

C. Modification of the existing sprinkler system as indicated on the drawings and as further required by these specifications.

1.2 RELATED WORK

A. Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES.

B. Section 07 84 00, FIRESTOPPING.

C. Section 09 91 00, PAINTING.

D. Section 28 31 00, FIRE DETECTION AND ALARM.

1.3 DESIGN CRITERIA

A. Design Basis Information: Provide design, materials, equipment, installation, inspection, and testing of the automatic sprinkler system in accordance with the requirements of NFPA 13.

1. Perform hydraulic calculations in accordance with NFPA 13 utilizing the Area/Density method. Do not restrict design area reductions permitted for using quick response sprinklers throughout by the required use of standard response sprinklers in the areas identified in this section.

2. Sprinkler Protection: Sprinkler hazard classifications shall be in accordance with NFPA 13. The hazard classification examples of uses and conditions identified in the Annex of NFPA 13 shall be mandatory for areas not listed below. Request clarification from the

Government for any hazard classification not identified. To determining spacing and sizing, apply the following coverage classifications:

a. Light Hazard Occupancies: Patient care, treatment, and customary access areas.

21 13 13 - 2

b. Ordinary Hazard Group 1 Occupancies: Laboratories, Mechanical

Equipment Rooms, Transformer Rooms, Electrical Switchgear Rooms, Electric Closets, and Repair Shops.

c. Ordinary Hazard Group 2 Occupancies: Storage rooms, trash rooms, clean and soiled linen rooms, storage areas, building management storage, and warehouse spaces.

3. Hydraulic Calculations: Calculated demand including hose stream requirements shall fall no less than 10 percent below the available water supply curve.

4. Water Supply: Perform hydrant flow test to verify existing pressure and flow for hydraulic calculations, if required per 1.1 (B).

5. Provide seismic protection in accordance with NFPA 13. Contractor shall submit load calculations for sizing of sway bracing for systems that are required to be protected against damage from earthquakes.

1.4 SUBMITTALS

A. Submit as one package in accordance with Section 01 33 23, SHOP

DRAWINGS, PRODUCT DATA, AND SAMPLES. Prepare detailed working drawings that are signed by a NICET Level III or Level IV Sprinkler Technician or stamped by a Registered Professional Engineer licensed in the field of Fire Protection Engineering. As the Government review is for technical adequacy only, the installer remains responsible for correcting any conflicts with other trades and building construction that arise during installation. Partial submittals will not be accepted. Material submittals shall be approved prior to the purchase or delivery to the job site. Suitably bind submittals in notebooks or binders and provide an index referencing the appropriate specification section. In addition to the hard copies, provide submittal items in

Paragraphs 1.4(A)1 through 1.4(A)5 electronically in pdf format on a compact disc or as directed by the COR. Submittals shall include, but not be limited to, the following:

1. Qualifications:

a. Provide a copy of the installing contractors fire sprinkler and state contractor’s license.

b. Provide a copy of the NICET certification for the NICET Level III or Level IV Sprinkler Technician who prepared and signed the detailed working drawings unless the drawings are stamped by a

21 13 13 - 3

Registered Professional Engineer licensed in the field of Fire

Protection Engineering.

c. Provide documentation showing that the installer has been actively and successfully engaged in the installation of commercial automatic sprinkler systems for the past ten years.

2. Drawings: Submit detailed 1:100 (1/8 inch) scale (minimum) working drawings conforming to the Plans and Calculations chapter of NFPA

13. Drawings shall include graphical scales that allow the user to determine lengths when the drawings are reduced in size. Include a plan showing the piping to the water supply test location.

3. Manufacturer’s Data Sheets: Provide data sheets for all materials and equipment proposed for use on the system. Include listing information and installation instructions in data sheets. Where data sheets describe items in addition to those proposed to be used for the system, clearly identify the proposed items on the sheet.

4. Calculation Sheets:

a. Submit hydraulic calculation sheets in tabular form conforming to the requirements and recommendations of the Plans and

Calculations chapter of NFPA 13.

b. Submit calculations of loads for sizing of sway bracing in accordance with NFPA 13.

5. Final Document Submittals: Provide as-built drawings, testing and maintenance instructions in accordance with the requirements in

Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES. In addition, submittals shall include, but not be limited to, the following:

a. A complete set of as-built drawings showing the installed system with the specific interconnections between the system switches and the fire alarm equipment. Provide a complete set in the formats as follows. Submit items 2 and 3 below on a compact disc or as directed by the COR.

1) One full size (or size as directed by the COR) printed copy.

2) One complete set-in electronic pdf format.

3) One complete set in AutoCAD format or a format as directed by the COR.

b. Material and Testing Certificate: Upon completion of the sprinkler system installation or any partial section of the

21 13 13 - 4 system, including testing and flushing, provide a copy of a completed Material and Testing Certificate as indicated in NFPA

13. Certificates shall be provided to document all parts of the installation.

c. Operations and Maintenance Manuals that include step-by-step procedures required for system startup, operation, shutdown, and routine maintenance and testing. The manuals shall include the manufacturer's name, model number, parts list, and tools that should be kept in stock by the owner for routine maintenance, including the name of a local supplier, simplified wiring and controls diagrams, troubleshooting guide, and recommended service organization, including address and telephone number, for each item of equipment.

d. One paper copy of the Material and Testing Certificates and the

Operations and Maintenance Manuals above shall be provided in a binder. In addition, these materials shall be provided in pdf format on a compact disc or as directed by the COR.

e. Provide one additional copy of the Operations and Maintenance

Manual covering the system in a flexible protective cover and mount in an accessible location adjacent to the riser or as directed by the COR.

1.5 QUALITY ASSURANCE

A. Installer Reliability: The installer shall possess a valid State of

Missouri fire sprinkler contractor's license. The installer shall have been actively and successfully engaged in the installation of commercial automatic sprinkler systems for the past ten years.

B. Materials and Equipment: All equipment and devices shall be of a make and type listed by UL or approved by FM, or other nationally recognized testing laboratory for the specific purpose for which it is used. All materials, devices, and equipment shall be approved by the VA. All materials and equipment shall be free from defect. All materials and equipment shall be new unless specifically indicated otherwise on the contract drawings.

1.6 APPLICABLE PUBLICATIONS

A. The publications listed below form a part of this specification to the extent referenced. The publications are referenced in the text by the basic designation only.

21 13 13 - 5

B. National Fire Protection Association (NFPA):

13-19...................Installation of Sprinkler Systems

25-20...................Inspection, Testing, and Maintenance of Water-

Based Fire Protection Systems

101-21..................Life Safety Code

170-21..................Fire Safety Symbols

C. Underwriters Laboratories, Inc. (UL): Fire Protection Equipment

Directory (2011)

D. Factory Mutual Engineering Corporation (FM): Approval Guide

PART 2 - PRODUCTS

2.1 PIPING & FITTINGS

A. Piping and fittings for sprinkler systems shall be in accordance with

NFPA 13.

1. Plain-end pipe fittings with locking lugs or shear bolts are not permitted.

2. Piping sizes 50 mm (2 inches) and smaller shall be black steel

Schedule 40 with threaded end connections.

3. Plastic piping shall not be permitted except for drain piping.

4. Flexible sprinkler hose shall be FM Approved and limited to hose with threaded end fittings with a minimum inside diameter or 1-inch and a maximum length of 6-feet.

2.2 VALVES

A. General:

1. Valves shall be in accordance with NFPA 13.

2. Do not use quarter turn ball valves for 50 mm (2 inch) or larger drain valves.

B. Control Valve: The control valves shall be a listed indicating type.

Control valves shall be UL Listed or FM Approved for fire protection installations. System control valve shall be rated for normal system pressure but in no case less than 175 PSI.

2.4 SPRINKLERS

A. All sprinklers shall be FM approved quick response. Provide FM approved quick response sprinklers in all areas.

21 13 13 - 6

B. Provide sprinkler guards in accordance with NFPA 13 and when the elevation of the sprinkler head is less than 7 feet 6 inches above finished floor. The sprinkler guard shall be UL listed or FM approved for use with the corresponding sprinkler.

2.5 SPRINKLER CABINET

A. Provide sprinkler cabinet with the required number of sprinkler heads of all ratings and types installed, and a sprinkler wrench for each type of sprinkler in accordance with NFPA 13. Locate adjacent to the riser.

B. Provide a list of sprinklers installed in the property in the cabinet.

The list shall include the following:

1. Manufacturer, model, orifice, deflector type, thermal sensitivity, and pressure for each type of sprinkler in the cabinet.

2. General description of where each sprinkler is used.

3. Quantity of each type present in the cabinet.

4. Issue or revision date of list.

2.6 SPRINKLER SYSTEM SIGNAGE

Rigid plastic, steel or aluminum signs with white lettering on a red background with holes for easy attachment. Sprinkler system signage shall be attached to the valve or piping with chain.

2.7 SWITCHES:

A. OS&Y Valve Supervisory Switches shall be in a weatherproof die cast/red baked enamel, oil resistant, aluminum housing with tamper resistant screws, 13 mm (1/2 inch) conduit entrance and necessary facilities for attachment to the valves. Provide two SPDT switches rated at 2.5 amps at 24 VDC.

B. Water flow Alarm Switches: Mechanical, non-coded, non-accumulative retard and adjustable from 0 to 60 seconds minimum. Set flow switches at an initial setting between 20 and 30 seconds.

C. Valve Supervisory Switches for Ball and Butterfly Valves: May be integral with the valve.

2.8 PIPE HANGERS, SUPPORTS AND RESTRAINT OF SYSTEM PIPING

Pipe hangers, supports, and restraint of system piping shall be in accordance with NFPA 13.

2.9 WALL, FLOOR AND CEILING PLATES

Provide chrome plated steel escutcheon plates.

21 13 13 - 7

2.10 VALVE TAGS

Engraved black filled numbers and letters not less than 15 mm (1/2 inch) high for number designation, and not less than 8 mm (1/4 inch) for service designation on 19 gage, 40 mm (1-1/2 inches) round brass disc, attached with brass "S" hook, brass chain, or nylon twist tie.

PART 3 - EXECUTION

3.1 INSTALLATION

A. Installation shall be accomplished by the licensed contractor. Provide a qualified technician, experienced in the installation and operation of the type of system being installed, to supervise the installation and testing of the system.

B. Installation of Piping: Accurately cut pipe to measurements established by the installer and work into place without springing or forcing. In any situation where bending of the pipe is required, use a standard pipe-bending template. Concealed piping in spaces that have finished ceilings. Where ceiling mounted equipment exists, such as in operating and radiology rooms, install sprinklers so as not to obstruct the movement or operation of the equipment. Sidewall heads may need to be utilized. In stairways, locate piping as near to the ceiling as possible to prevent tampering by unauthorized personnel and to provide a minimum headroom clearance of 2250 mm (seven feet six inches). Piping shall not obstruct the minimum means of egress clearances required by

NFPA 101. Pipe hangers, supports, and restraint of system piping, and seismic bracing shall be installed accordance with NFPA 13.

C. Welding: Conform to the requirements and recommendations of NFPA 13.

D. Drains: Provide drips and drains, including low point drains, in accordance with NFPA 13. Pipe drains to discharge at safe points outside of the building or to sight cones attached to drains of adequate size to readily carry the full flow from each drain under maximum pressure. Do not provide a direct drain connection to sewer system or discharge into sinks. Install drips and drains where necessary and required by NFPA 13. The drain piping shall not be restricted or reduced and shall be of the same diameter as the drain collector.

E. Supervisory Switches: Provide supervisory switches for sprinkler control valves.

21 13 13 - 8

F. Inspector's Test Connection: Install and supply in accordance with NFPA

13, locate in a secured area, and discharge to the exterior of the building.

G. Affix cutout disks, which are created by cutting holes in the walls of pipe for flow switches and non-threaded pipe connections to the respective waterflow switch or pipe connection near to the pipe from where they were cut.

H. Provide escutcheon plates for exposed piping passing through walls, floors or ceilings.

I. Clearances: For systems requiring seismic protection, piping that passes through floors or walls shall have penetrations sized 50 mm (2 inches) nominally larger than the penetrating pipe for pipe sizes 25 mm

(1 inch) to 90 mm (3 ½ inches) and 100 mm (4 inches) nominally larger for penetrating pipe sizes 100 mm (4 inches) and larger.

J. Sleeves: Provide for pipes passing through masonry or concrete. Provide space between the pipe and the sleeve in accordance with NFPA 13. Seal this space with a UL Listed through penetration fire stop material in accordance with Section 07 84 00, FIRESTOPPING. Where core drilling is used in lieu of sleeves, also seal space. Seal penetrations of walls, floors and ceilings of other types of construction, in accordance with

Section 07 84 00, FIRESTOPPING.

K. Provide pressure gauges at each water flow alarm switch location and at each main drain connection.

L. Painting of Pipe: In finished areas where walls and ceilings have been painted, paint primed surfaces with two coats of paint to match adjacent surfaces, except paint valves and operating accessories with two coats of gloss red enamel. Exercise care to avoid painting sprinklers. Painting of sprinkler systems above suspended ceilings and in crawl spaces is not required. Painting shall comply with Section 09

91 00, PAINTING. Any painted sprinkler shall be replaced with a new sprinkler.

M. Sprinkler System Signage: Provide rigid sprinkler system signage in accordance with NFPA 13 and NFPA 25. Sprinkler system signage shall include, but not limited to, the following:

1. Identification Signs:

a. Provide signage for each control valve, drain valve, sprinkler cabinet, and inspector’s test.

21 13 13 - 9

b. Provide valve tags for each operable valve. Coordinate nomenclature and identification of operable valves with COR.

Where existing nomenclature does not exist, the Tag

Identification shall include no less than the following: (FP-B-

F/SZ-#) Fire Protection, Building Number, Floor Number/Smoke Zone

(if applicable), and Valve Number. (E.g., FP-500-1E-001) Fire

Protection, Building 500, First Floor East, Number 001.)

2. Instruction/Information Signs:

a. Provide signage for each control valve to indicate valve function and to indicate what system is being controlled.

b. Provide signage indicating the number and location of low point drains.

3. Hydraulic Placards:

a. Provide signage indicating hydraulic design information. The placard shall include location of the design area, discharge densities, required flow and residual pressure at the base of riser, occupancy classification, hose stream allowance, flow test information, and installing contractor. Locate hydraulic placard information signs at each alarm check valve.

N. Repairs: Repair damage to the building or equipment resulting from the installation of the sprinkler system by the installer at no additional expense to the Government.

O. Interruption of Service: There shall be no interruption of the existing sprinkler protection, water, electric, or fire alarm services without prior permission of the Contracting Officer. Contractor shall develop an interim fire protection program where interruptions involve occupied spaces. Request in writing at least one week prior to the planned interruption.

3.2 INSPECTION AND TEST

A. Preliminary Testing: Flush newly installed systems prior to performing hydrostatic tests in order to remove any debris which may have been left as well as ensuring piping is unobstructed. Hydrostatically test system, including the fire department connections, as specified in NFPA

13, in the presence of the Contracting Officers Representative (COR) or his designated representative. Test and flush underground water line prior to performing these hydrostatic tests.

21 13 13 - 10

B. Final Inspection and Testing: Subject system to tests in accordance with NFPA 13, and when all necessary corrections have been accomplished, advise COR to schedule a final inspection and test.

Connection to the fire alarm system shall have been in service for at least ten days prior to the final inspection, with adjustments made to prevent false alarms. Furnish all instruments, labor and materials required for the tests and provide the services of the installation foreman or other competent representative of the installer to perform the tests. Correct deficiencies and retest system as necessary, prior to the final acceptance. Include the operation of all features of the systems under normal operations in test

3.3 INSTRUCTIONS

Furnish the services of a competent instructor for not less than two hours for instructing personnel in the operation and maintenance of the system, on the dates requested by the COR.

- - - E N D - - -

COLUMBIA, MO 05-15

21 22 00 - 1

SECTION 21 22 00

CLEAN AGENT FIRE SUPPRESSION SYSTEMS

PART 1 - GENERAL

1.1 DESCRIPTION

A. Design, installation and testing of a calculated automatic and manual fixed total flooding clean agent fire extinguishing system and releasing system in accordance with NFPA 2001, NFPA 72, NFPA 70, and

NFPA 75 and manufacturer’s written instructions for the locations shown on the contract drawings. The installation shall include all mechanical, controls and electrical components necessary for a complete and operating clean agent fire suppression system.

1.2 RELATED WORK

A. Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES

B. Section 07 84 00, FIRESTOPPING

C. Section 09 91 00, PAINTING

D. Section 28 05 13, CONDUCTORS AND CABLES FOR ELECTRONIC SAFETY AND

SECURITY

E. Section 28 05 28.33, CONDUIT AND BACKBOXES FOR ELECTRONIC SAFETY AND

SECURITY

F. Section 28 31 00, FIRE DETECTION AND ALARM

1.3 DESIGN CRITERIA

A. The clean agent fire extinguishing system shall be a fixed total flooding type utilizing clean agent designed to provide a uniform concentration throughout the protected spaces in accordance with NFPA

2001 for a Class C fire.

1. The system shall provide a minimum design concentration by volume, throughout the protected spaces at the minimum anticipated temperature within the protected space.

2. The design concentration within any protected space shall not exceed by volume the no observable adverse effects level (NOAEL). Special means such as mechanical exhaust, shall not be permitted to be used to achieve this criterion.

3. The clean agent shall have a global warming potential (GWP) of less than 4000 and the clean agent shall be readily available throughout the continental United States.

4. Provide the quantity of clean agent as required by NFPA 2001 and manufacturer’s written instructions. Such factors as unenclosed

21 22 00 - 2 openings (if any), “rundown” time of fans, time required for dampers to close, and any other feature of the facility that could affect concentration shall be taken into consideration.

5. Provide seismic bracing for the clean agent fire extinguishing system components.

1.4 SUBMITTALS

A. Submit as one package in accordance with Section 01 33 23, SHOP

DRAWINGS, PRODUCT DATA, AND SAMPLES. Prepare detailed working drawings that are signed by a NICET Level IV Special Hazards Suppression Systems

Technician. As the Government review is for technical adequacy only, the installer remains responsible for correcting any conflicts with other trades and building construction that arise during installation.

Partial submittals will not be accepted. Material submittals shall be approved prior to the purchase or delivery to the job site. Suitably bind submittals in notebooks or binders and provide an index referencing the appropriate specification section. In addition to the hard copies, provide submittal items in Paragraphs 1.4 (A) 1 through

1.4 (A) 5 electronically in pdf format on a compact disc or as directed by the Contracting Officers Representative (COR). Submittals shall include, but not be limited to, the following:

1. Qualifications:

a. Provide a copy of the installing contractors Special Suppression

Systems (if required by the State of Missouri) and state contractor’s license.

b. Provide a copy of the NICET certification for the NICET Level IV

Special Hazards Suppression System Technician who will prepare and sign the detailed working drawings.

c. Provide documentation showing that the installer has been actively and successfully engaged in the installation of clean agent fire suppression systems for the past ten years.

2. Drawings: Submit detailed 1:100 (1/8 inch) scale (minimum) working plans and drawings of the clean agent fire extinguishing system conforming to NFPA 2001. Submit detailed 1:100 (1/8 inch) scale

(minimum) working plans and drawings of the releasing system conforming to NFPA 72. Drawings shall include graphical scales that allow the user to determine lengths when the drawings are reduced in size.

21 22 00 - 3

3. Manufacturers Data Sheets:

a. Provide for all materials and equipment proposed for use on the clean agent fire extinguishing system, including the releasing system. Include listing information and installation instructions in data sheets. Where data sheet describes items in addition to that item being submitted, clearly identify proposed item on the sheet.

4. Calculation Sheets:

a. Submit flow calculation sheets in tabular form conforming to the requirements of NFPA 2001. Calculations shall include total storage capacity, flooding concentrations, enclosure leakage rates, discharge times, flow through distribution network, pipe sizes, and nozzle orifice sizes.

b. Submit battery calculations sheets in tabular form conforming to the requirements of NFPA 72.

c. Submit voltage drop calculations in tabular form. Calculations shall indicate circuit amperage draw, wire resistance, circuit length, and voltage drop. The voltage drop shall demonstrate that voltage provided at the each appliance is within its operating voltage range. Voltage drop calculations shall assume an initial voltage of 20.4 volts.

d. Submit calculations of loads for sizing of sway bracing.

5. Clean Agent Recharging Certification: Provide a letter to the COR or his designated representative certifying that the installer maintains or has access to a clean agent recharging station. The installer shall also provide proof of the ability to recharge the largest clean agent fire extinguishing system capacity within 48 hours.

6. Test Plan: Provide a test plan to the COR or his designated representative. The testing plan shall describe the procedures to be used to test the system. The testing plan shall include a step-by-step procedure of all tests to be performed, including indication of which tests will present a disruption to building occupants. No tests shall be conducted until the testing plan is approved by the

COR or his designated representative.

7. Final Document Submittals: Provide as-built drawings, testing and maintenance instructions in accordance with the requirements in

21 22 00 - 4

Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES.

Submittals shall include, but not be limited to, the following:

a. A complete set of as-built drawings showing the installed system with the specific interconnections between the system switches and the fire alarm equipment. Provide a complete set in the formats as follows. Submit items 2 and 3 below on a compact disc or as directed by the COR.

1) One full size (or size as directed by the COR) printed copy.

2) One complete set in electronic pdf format.

3) One complete set in AutoCAD format or a format as directed by the COR.

b. System Certification: Upon completion of the clean agent fire extinguishing system installation, including testing, the authorized representative of the manufacturer of the major equipment shall certify that the installation complies with all manufacturer’s requirements and that satisfactory total system operation has been achieved. Provide a copy of the Record of

Completion for the releasing system in accordance with NFPA 72.

c. Operating and Maintenance Manuals that include step-by-step procedures required for operation, shutdown, and routine maintenance and testing. The manuals shall include the manufacturer’s name, model number, parts list, the name of the local supplier, simplified wiring and controls diagrams, troubleshooting guide, and recommended service organization, including address and telephone number, for each item of equipment.

d. One paper copy of the System Certification and Record of

Completion and the Operating and Maintenance Manuals listed above shall be provided in a binder. In addition, these materials shall be provided in pdf format on a compact disc or as directed by the COR.

e. Provide one additional copy of the Operations and Maintenance

Manual for the system in a binder and mount in an accessible location adjacent to the storage cylinder(s).

1.5 QUALITY ASSURANCE

A. Installer Reliability: The installer shall possess a valid State of

Missouri Special Suppression Systems contractor's license (if required

21 22 00 - 5 by the State). The installer shall have been actively and successfully engaged in the installation of clean agent special suppression systems for the past ten years. The installer shall maintain or have access to a clean agent recharging station. The installer shall provide proof of the ability to recharge the largest clean agent fire extinguishing system capacity within 48 hours.

B. Materials and Equipment: All equipment and devices shall be UL listed or approved by FM. All materials, devices, and equipment shall be approved by the VA. All materials and equipment shall be free from defect.

1.6 APPLICABLE PUBLICATIONS

A. The publications listed below form a part of this specification to the extent referenced. The publications are referenced in the text by the basic designation only.

B. National Fire Protection Association (NFPA):

70-2020.................National Electric Code

72-2022.................National Fire Alarm Code

75-2020.................Fire Protection of Information Technology

Equipment

170-2021................Fire Safety Symbols

2001-2021...............Installation of Clean Agent Fire Extinguishing

Systems

C. Underwriters Laboratories, Inc. (UL):

2011................... Fire Protection Equipment Directory

D. Factory Mutual Engineering Corporation (FM):

2015................... Approval Guide

1.7 WARRANTY

All work performed and all material and equipment furnished under this contract 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

COR.

PART 2 PRODUCTS

2.1 GENERAL

All equipment and components shall be new and the manufacturer’s current model. All equipment and components shall be UL listed or FM approved for its intended use. The authorized representative of the manufacturer of the major equipment shall certify that the installation

21 22 00 - 6 complies with all manufacturer’s requirements and that satisfactory total system operation has been achieved.

2.2 CLEAN AGENT FIRE EXTINGUISHING SYSTEM

A. General:

1. The clean agent fire extinguishing system shall be UL listed and shall be in accordance with NFPA 2001.

B. Piping and fittings:

1. All piping and fittings shall be in compliance with NFPA 2001.

2. Multi-outlet fittings, other than tees, shall not be permitted.

3. All piping shall be reamed, blown clear, and swabbed with appropriate solvent to remove mill varnish and cutting oils before assembly.

4. Ordinary cast iron steel and non-metallic piping and fittings and flexible hoses shall not be used unless specifically required by the manufacturer.

C. Piping Support:

1. All piping shall be supported in accordance with the manufacturer’s written instructions.

2. Piping shall be supported within 12 inches (304 mm) of discharge nozzles. The supports shall prevent the upward movement of the nozzle.

3. Seismic bracing shall be installed.

D. Storage Cylinders:

1. Provide storage cylinders as required by the manufacturer’s written instructions and in accordance with NFPA 2001.

2. Cylinder assemblies shall be of steel construction designed to meet the requirements of the U.S. Department of Transportation.

3. Filling of the storage cylinders shall be by an authorized systems distributor in conjunction with a factory authorized agent filling station. Initial filling and recharge shall be performed in accordance with manufacturer’s written instructions and shall not require replacement components for normal service.

4. Cylinders shall be securely attached to the wall. Provide factory-or field-fabricated retaining brackets consisting of steel straps and channels; suitable for container support, maintenance, and tank refilling or replacement.

21 22 00 - 7

5. For halocarbon clean agents, storage cylinders shall be provided with a low agent pressure switch.

E. Valve Actuators:

1. Electric valve actuators shall be of brass construction and stackable design with swivel connections to allow removal of actuators for maintenance or testing.

2. Operation of actuators shall not require replacement of components.

No electro-explosive devices may be used to actuate the valve assembly. Actuators shall include an indication if they are set or actuated.

3. Electric valve actuators shall be magnetic latch, continuous duty type for 24 VDC operation.

4. Actuation devices shall be UL listed or FM approved for use with the system.

5. Removal of the electric valve actuator shall cause a trouble on the clean agent control panel.

F. Discharge Nozzles:

1. Nozzles shall be permanently marked with the manufacturer’s part number. The nozzles shall be threaded directly to the discharge piping without the use of special adaptors.

2.3 RELEASING SYSTEM

A. General

1. The releasing system shall be an analog addressable intelligent reporting, microprocessor controlled system, capable of remote sensitivity testing of the smoke detectors, and be installed in accordance with NFPA 70, NFPA 72, and NFPA 2001.

B. Clean Agent Control Panel:

1. General:

a. The clean agent control panel shall be UL listed or FM approved and include a UL listed or FM approved releasing module.

b. Each protected space shall be provided with its own clean agent control unit.

c. All circuits shall be monitored for integrity.

d. Visually and audibly annunciate all alarm, supervisory, and trouble signals including, but not limited to main power failure, open circuit, short circuit, ground faults, and system bypass activation.

21 22 00 - 8

e. The panel or releasing module shall include a 0-60 second programmable timer.

f. The clean agent control panel shall be provided with separate contacts to provide common supervisory, alarm, and trouble signals to the main building fire alarm system.

2. Enclosure:

a. The clean agent control unit shall be housed in a cabinet suitable for both recessed and surface mounting. The cabinet and front panel shall be corrosion protected, given a rust-resistant prime coat, and manufacturer's standard finish.

b. The cabinet shall contain all necessary relays, terminals, lamps, and legend plates to provide control for the system.

3. Power Supply:

a. The clean agent control unit shall derive its normal power from a

120 volt, 60 Hz dedicated supply connected to the emergency power system. Standby power shall be provided by a 24 volt DC battery as hereinafter specified. The normal power shall be transformed, rectified, coordinated, and interfaced with the standby battery and charger.

b. The power supply for smoke detection systems shall be taken from the clean agent control unit.

4. Circuit Supervision: Each alarm initiating device circuit, signaling line circuit, and notification appliance circuit, shall be supervised against the occurrence of an open, short circuit, or ground fault condition in the field wiring. These conditions shall cause a trouble signal to sound in the control unit until manually silenced by an off switch.

a. Initiating device circuits (IDC) shall be wired Class B in accordance with NFPA 72.

b. Signaling line circuits (SLC) shall be wired Class B in accordance with NFPA 72.

c. Notification appliance circuits (NAC) shall be wired Class B in accordance with NFPA 72.

5. Supervisory Alarm Devices: The low agent pressure switch and maintenance lock-out switch shall initiate a supervisory signal.

6. Trouble signals:

a. Arrange the trouble signals for automatic reset (non-latching).

21 22 00 - 9

b. System trouble switch off and on lamps shall be visible through the control unit door.

7. Function Switches: Provide the following switches in addition to any other switches required for the system:

a. Remote Alarm Transmission By-pass Switch: Shall prevent transmission of all signals to the building fire alarm control unit when in the "off" position. A clean agent control unit system trouble signal shall be energized when switch is in the off position.

b. Alarm Off Switch: Shall disconnect power to notification appliance circuits on the clean agent control panel. A system trouble signal shall be activated when the switch is in the off position.

c. Trouble Silence Switch: Shall silence the trouble signal whenever the trouble silence switch is operated. This switch shall not reset the trouble signal.

d. Reset Switch: Shall reset the system after an alarm, provided the initiating device has been reset. The system shall lock in alarm until reset.

e. Lamp Test Switch: A test switch or other approved convenient means shall be provided to test the indicator lamps.

f. AHU By-Pass: Provide a means to disable air handling units shutdown and dampers from closing upon operation of an initiating device designed to interconnect with these devices. A system trouble signal shall be activated when switch is in the off position.

8. Reset2 Capability: Each clean agent control unit shall be installed and programmed so that each must be reset locally after an alarm, before the main fire alarm control unit can be reset.

C. Conduit, Boxes, and Wire

1. Conduit shall be in accordance with Section 28 05 28.33 CONDUIT AND

BACKBOXES FOR ELECTRONIC SAFETY AND SECURITY and as follows:

a. All new conduits shall be installed in accordance with NFPA 70.

b. Conduit fill shall not exceed 40 percent of interior cross sectional area.

c. All new conduits shall be 3/4 inch (19 mm) minimum.

21 22 00 - 10

2. Wire:

a. Wiring shall be installed in conduit.

b. Wiring shall be in…

This is the start of the file's text. The full file is on GovTribe.

File details come from the government source that posted it. Updated .