ESBD_376044_1725994126022_2024.07.03_UNTHSC Provost Suite Renovation_Project Manual Vol.2.pdf

Project Manual

ISSUE FOR CONSTRUCTION

Volume 2 of 2

July 3, 2024

Gibson Library Renovation – Level 3 Provost Suite University of North Texas Health Science Center

Fort Worth, Texas

TREANORHL

UNIVERSITY OF NORTH TEXAS HEALTH SCIENCE CENTER

GIBSON LIBRARY RENOVATION – Level 3 Provost Suite

ISSUE FOR CONSTRUCTION July 3, 2024

TABLE OF CONTENTS Page 1 of 3

TABLE OF CONTENTS NO. of PAGES

PROFESSIONAL CERTIFICATIONS

Architectural Mechanical, Plumbing, and Fire Protection Electrical Communications

DIVISION 00 – PROCUREMENT AND CONTRACTING REQUIREMENTS

SECTION 00 7000 UNIFORM GENERAL CONDITIONS - 2022

DIVISION 01 – GENERAL REQUIREMENTS

SECTION 01 1000 SUMMARY

SECTION 01 2500 SUBSTITUTION PROCEDURES

SECTION 01 2500.13 SUBSTITUTION REQUEST FORM

SECTION 01 2600 CONTRACT MODIFICATION PROCEDURES

SECTION 01 2900 PAYMENT PROCEDURES

SECTION 01 3100 PROJET MANAGEMENT AND COORDINATION

SECTION 01 3200 PROGRESS DOCUMENTATION

SECTION 01 3233 PHOTOGRAPHIC DOCUMENTATION

SECTION 01 3300 SUBMITTAL PROCEDURES

SECTION 01 4000 QUALITY REQUIREMENTS

SECTION 01 4100 REGULATORY REQUIREMENTS

SECTION 01 4200 REFERENCES

SECTION 01 5000 TEMPORARY FACILITIES AND CONTROLS

SECTION 01 6000 PRODUCT REQUIREMENTS

SECTION 01 7300 EXECUTION

SECTION 01 7419 CONSTRUCTION WASTE MANAGEMENT

SECTION 01 7700 CLOSEOUT PROCEDURES

SECTION 01 7823 OPERATIONS AND MAINTENANCE DATA

SECTION 01 7839 PROJECT RECORD DOCUMENTS

SECTION 01 7900 DEMONSTRATION AND TRAINING

SECTION 01 8114 SUSTAINABLE DESIGN REQUIREMENTS

DIVISION 02 – EXISTING CONDITIONS

SECTION 02 4119 SELECTIVE DEMOLITION

DIVISION 03 – CONCRETE (NOT USED)

DIVISION 04 – MASONRY (NOT USED)

DIVISION 05 – METALS

SECTION 05 5000 METAL FABRICATIONS

DIVISION 06 – WOOD, PLASTICS AND COMPOSITES

SECTION 06 1000 ROUGH CARPENTRY

SECTION 06 4116 PLASTIC-LAMINATE-FACED ARCHITECTURAL CABINETS

DIVISION 07 – THERMAL AND MOISTURE PROTECTION

SECTION 07 8413 PENETRATION FIRESTOPPING

SECTION 07 9200 JOINT SEALANTS

SECTION 07 9219 ACOUSTICAL JOINT SEALANTS

DIVISION 08 – OPENINGS

SECTION 08 1213 HOLLOW METAL FRAMES

TABLE OF CONTENTS Page 2 of 3

SECTION 08 1416 FLUSH WOOD DOORS

SECTION 08 3113 ACCESS DOORS AND FRAMES

SECTION 08 4113 ALUMINUM-FRAMED ENTRANCES AND STOREFRONTS

SECTION 08 4126.23 INTERIOR ALL-GLASS ENTRANCES

SECTION 08 7100 DOOR HARDWARE

SECTION 08 8000 GLAZING

DIVISION 09 – FINISHES

SECTION 09 2216 NON-STRUCTURAL METAL FRAMING

SECTION 09 2900 GYPSUM BOARD

SECTION 09 5113 ACOUSTICAL PANEL CEILINGS

SECTION 09 6513 RESILIENT BASE AND ACCESSORIES

SECTION 09 6519 RESILIENT TILE FLOORING

SECTION 09 6813 TILE CARPETING

SECTION 09 9123 INTERIOR PAINTING

SECTION 09 9600 HIGH-PERFORMANCE COATINGS

DIVISION 10 – SPECIALTIES

SECTION 10 1100 VISUAL DISPLAY UNITS

SECTION 10 1423.16 ROOM-IDENTIFICATION PANEL SIGNAGE

SECTION 10 2600 WALL AND DOOR PROTECTION

SECTION 10 4413 FIRE PROTECTION CABINETS

SECTION 10 4416 FIRE EXTINGUISHERS

DIVISION 11 – EQUIPMENT

SECTION 11 3013 RESIDENTIAL APPLIANCES

DIVISION 12 – FURNISHINGS

SECTION 12 2413 ROLLER WINDOW SHADES

SECTION 12 3661.16 SOLID SURFACE COUNTERTOPS

DIVISION 13 – SPECIAL CONSTRUCTION (NOT USED)

DIVISION 14 – CONVEYING EQUIPMENT (NOT USED)

DIVISIONS 15 THRU 20 (NOT USED)

DIVISION 21 – FIRE PROTECTION

SECTION 21 0010 BASIC FIRE PROTECTION REQUIREMENTS

SECTION 21 0506 FIRE PROTECTION DEMOLITION

SECTION 21 0512 FIRE PROTECTION AND ELECTRICAL COORDINATION

SECTION 21 1313 FIRE PROTECTION SPRINKLER SYSTEMS

DIVISION 22 – PLUMBING (NOT USED)

DIVISION 23 – HEATING VENTILATION AND AIR CONDITIONING

SECTION 23 0010 BASIC MECHANICAL REQUIREMENTS

SECTION 23 0506 MECHANICAL DEMOLITION

SECTION 23 0512 MECHANICAL AND ELECTRICAL COORDINATION

SECTION 23 0529 MECHANICAL SUPPORTS AND ANCHORS

SECTION 26 0548 MECHANICAL VIBRATION CONTROL

SECTION 23 0553 MECHANICAL IDENTIFICATION

SECTION 23 0593 MECHANICAL TESTING, ADJUSTING AND BALANCING

SECTION 23 0713 HVAC DUCT INSULATION

SECTION 23 0923 BUILDING CONTROL SYSTEM (BCS)

TABLE OF CONTENTS Page 3 of 3

SECTION 23 3113 METAL DUCTWORK

SECTION 23 3113.19 DUCTWORK ACCESSORIES

SECTION 23 3319 SOUND ATTENUATORS

SECTION 23 3613 AIR TERMINALS

SECTION 23 3713 AIR OUTLETS AND INLETS

DIVISIONS 24 & 25 (NOT USED)

DIVISION 26 – ELECTRICAL

SECTION 26 0000 BASIC ELECTRICAL REQUIREMENTS

SECTION 26 0500 BASIC ELECTRICAL MATERIALS AND METHODS

SECTION 26 0512 ELECTRICAL TESTING AND LOAD BALANCING

SECTION 26 0518 ELECTRICAL CONNECTIONS TO EQUIPMENT

SECTION 26 0519 CABLE, WIRE AND CONNECTORS, 600 VOLT

SECTION 26 0526 GROUNDING

SECTION 26 0529 SECURING AND SUPPORTING METHODS

SECTION 26 0533 RACEWAYS, CONDUITS AND BOXES

SECTION 26 0553 ELECTRICAL IDENTIFICATION

SECTION 26 0923 LIGHTING CONTROL DEVICES

SECTION 26 2416 PANELBOARDS

SECTION 26 2726 WIRING DEVICES

SECTION 26 2813 FUSES, 600 VOLT

SECTION 26 2816 ENCLOSED SWITCHES AND CIRCUIT BREAKERS

SECTION 26 5100 INTERIOR LIGHTING

DIVISION 27– COMMUNICATIONS

SECTION 27 0500 COMMON WORK RESULTS FOR COMMUNICATION SYSTEMS

SECTION 27 0528 PATHWAYS FOR COMMUNICATION SYSTEMS

SECTION 27 0553 IDENTIFICATION FOR COMMUNICATION SYSTEMS

SECTION 27 1500 COMMUNICATIONS HORIZONTAL CABLING

SECTION 27 1600 COMMUNICATIONS CONNECTING CORDS, DEVICES, AND ADAPTERS

SECTION 27 4100 AUDIO VIDEO SYSTEMS

DIVISION 28 – ELECTRONIC SAFETY AND SECURITY

SECTION 28 0500 COMMON WORK RESULTS FOR ELECTRONIC SAFETY AND SECURITY

SECTION 28 1300 ACCESS CONTROL

SECTION 28 2300 VIDEO SURVEILLANCE

SECTION 28 3107 EXTENSION OF EXISTING FIRE ALARM SYSTEM

DIVISIONS 29 & 30 (NOT USED)

DIVISION 31 – EARTHWORK (NOT USED)

DIVISION 32 – EXTERIOR IMPROVEMENTS (NOT USED)

DIVISION 33 – UTILITIES (NOT USED)

DIVISIONS 34 THRU 46 (NOT USED)

END OF TABLE OF CONTENTS

SECTION 08 1416 FLUSH WOOD DOORS

SECTION 08 3113 ACCESS DOORS AND FRAMES

SECTION 08 4113 ALUMINUM-FRAMED ENTRANCES AND STOREFRONTS

SECTION 08 4126.23 INTERIOR ALL-GLASS ENTRANCES

SECTION 08 7100 DOOR HARDWARE

SECTION 08 8000 GLAZING

DIVISION 09 – FINISHES

SECTION 09 2216 NON-STRUCTURAL METAL FRAMING

SECTION 09 2900 GYPSUM BOARD

SECTION 09 5113 ACOUSTICAL PANEL CEILINGS

SECTION 09 6513 RESILIENT BASE AND ACCESSORIES

SECTION 09 6519 RESILIENT TILE FLOORING

SECTION 09 6813 TILE CARPETING

SECTION 09 9123 INTERIOR PAINTING

SECTION 09 9600 HIGH-PERFORMANCE COATINGS

DIVISION 10 – SPECIALTIES

SECTION 10 1100 VISUAL DISPLAY UNITS

SECTION 10 1423.16 ROOM-IDENTIFICATION PANEL SIGNAGE

SECTION 10 2600 WALL AND DOOR PROTECTION

SECTION 10 4413 FIRE PROTECTION CABINETS

SECTION 10 4416 FIRE EXTINGUISHERS

DIVISION 11 – EQUIPMENT

SECTION 11 3013 RESIDENTIAL APPLIANCES

DIVISION 12 – FURNISHINGS

SECTION 12 2413 ROLLER WINDOW SHADES

SECTION 12 3661.16 SOLID SURFACE COUNTERTOPS

DIVISION 13 – SPECIAL CONSTRUCTION (NOT USED)

DIVISION 14 – CONVEYING EQUIPMENT (NOT USED)

DIVISIONS 15 THRU 20 (NOT USED)

DIVISION 21 – FIRE PROTECTION

SECTION 21 0010 BASIC FIRE PROTECTION REQUIREMENTS

SECTION 21 0506 FIRE PROTECTION DEMOLITION

SECTION 21 0512 FIRE PROTECTION AND ELECTRICAL COORDINATION

SECTION 21 1313 FIRE PROTECTION SPRINKLER SYSTEMS

DIVISION 22 – PLUMBING (NOT USED)

DIVISION 23 – HEATING VENTILATION AND AIR CONDITIONING

SECTION 23 0010 BASIC MECHANICAL REQUIREMENTS

SECTION 23 0506 MECHANICAL DEMOLITION

SECTION 23 0512 MECHANICAL AND ELECTRICAL COORDINATION

SECTION 23 0529 MECHANICAL SUPPORTS AND ANCHORS

SECTION 26 0548 MECHANICAL VIBRATION CONTROL

SECTION 23 0553 MECHANICAL IDENTIFICATION

SECTION 23 0593 MECHANICAL TESTING, ADJUSTING AND BALANCING

SECTION 23 0713 HVAC DUCT INSULATION

SECTION 23 0923 BUILDING CONTROL SYSTEM (BCS)

SECTION 23 3113 METAL DUCTWORK

SECTION 23 3113.19 DUCTWORK ACCESSORIES

SECTION 23 3319 SOUND ATTENUATORS

SECTION 23 3613 AIR TERMINALS

SECTION 23 3713 AIR OUTLETS AND INLETS

DIVISIONS 24 & 25 (NOT USED)

DIVISION 26 – ELECTRICAL

SECTION 26 0000 BASIC ELECTRICAL REQUIREMENTS

SECTION 26 0500 BASIC ELECTRICAL MATERIALS AND METHODS

SECTION 26 0512 ELECTRICAL TESTING AND LOAD BALANCING

SECTION 26 0518 ELECTRICAL CONNECTIONS TO EQUIPMENT

SECTION 26 0519 CABLE, WIRE AND CONNECTORS, 600 VOLT

SECTION 26 0526 GROUNDING

SECTION 26 0529 SECURING AND SUPPORTING METHODS

SECTION 26 0533 RACEWAYS, CONDUITS AND BOXES

SECTION 26 0553 ELECTRICAL IDENTIFICATION

SECTION 26 0923 LIGHTING CONTROL DEVICES

SECTION 26 2416 PANELBOARDS

SECTION 26 2726 WIRING DEVICES

SECTION 26 2813 FUSES, 600 VOLT

SECTION 26 2816 ENCLOSED SWITCHES AND CIRCUIT BREAKERS

SECTION 26 5100 INTERIOR LIGHTING

DIVISION 27– COMMUNICATIONS

SECTION 27 0500 COMMON WORK RESULTS FOR COMMUNICATION SYSTEMS

SECTION 27 0528 PATHWAYS FOR COMMUNICATION SYSTEMS

SECTION 27 0553 IDENTIFICATION FOR COMMUNICATION SYSTEMS

SECTION 27 1500 COMMUNICATIONS HORIZONTAL CABLING

SECTION 27 1600 COMMUNICATIONS CONNECTING CORDS, DEVICES, AND ADAPTERS

SECTION 27 4100 AUDIO VIDEO SYSTEMS

DIVISION 28 – ELECTRONIC SAFETY AND SECURITY

SECTION 28 0500 COMMON WORK RESULTS FOR ELECTRONIC SAFETY AND SECURITY

SECTION 28 1300 ACCESS CONTROL

SECTION 28 2300 VIDEO SURVEILLANCE

SECTION 28 3107 EXTENSION OF EXISTING FIRE ALARM SYSTEM

DIVISIONS 29 & 30 (NOT USED)

DIVISION 31 – EARTHWORK (NOT USED)

DIVISION 32 – EXTERIOR IMPROVEMENTS (NOT USED)

DIVISION 33 – UTILITIES (NOT USED)

SECTION 08 1416 FLUSH WOOD DOORS

SECTION 08 3113 ACCESS DOORS AND FRAMES

SECTION 08 4113 ALUMINUM-FRAMED ENTRANCES AND STOREFRONTS

SECTION 08 4126.23 INTERIOR ALL-GLASS ENTRANCES

SECTION 08 7100 DOOR HARDWARE

SECTION 08 8000 GLAZING

DIVISION 09 – FINISHES

SECTION 09 2216 NON-STRUCTURAL METAL FRAMING

SECTION 09 2900 GYPSUM BOARD

SECTION 09 5113 ACOUSTICAL PANEL CEILINGS

SECTION 09 6513 RESILIENT BASE AND ACCESSORIES

SECTION 09 6519 RESILIENT TILE FLOORING

SECTION 09 6813 TILE CARPETING

SECTION 09 9123 INTERIOR PAINTING

SECTION 09 9600 HIGH-PERFORMANCE COATINGS

DIVISION 10 – SPECIALTIES

SECTION 10 1100 VISUAL DISPLAY UNITS

SECTION 10 1423.16 ROOM-IDENTIFICATION PANEL SIGNAGE

SECTION 10 2600 WALL AND DOOR PROTECTION

SECTION 10 4413 FIRE PROTECTION CABINETS

SECTION 10 4416 FIRE EXTINGUISHERS

DIVISION 11 – EQUIPMENT

SECTION 11 3013 RESIDENTIAL APPLIANCES

DIVISION 12 – FURNISHINGS

SECTION 12 2413 ROLLER WINDOW SHADES

SECTION 12 3661.16 SOLID SURFACE COUNTERTOPS

DIVISION 13 – SPECIAL CONSTRUCTION (NOT USED)

DIVISION 14 – CONVEYING EQUIPMENT (NOT USED)

DIVISIONS 15 THRU 20 (NOT USED)

DIVISION 21 – FIRE PROTECTION

SECTION 21 0010 BASIC FIRE PROTECTION REQUIREMENTS

SECTION 21 0506 FIRE PROTECTION DEMOLITION

SECTION 21 0512 FIRE PROTECTION AND ELECTRICAL COORDINATION

SECTION 21 1313 FIRE PROTECTION SPRINKLER SYSTEMS

DIVISION 22 – PLUMBING (NOT USED)

DIVISION 23 – HEATING VENTILATION AND AIR CONDITIONING

SECTION 23 0010 BASIC MECHANICAL REQUIREMENTS

SECTION 23 0506 MECHANICAL DEMOLITION

SECTION 23 0512 MECHANICAL AND ELECTRICAL COORDINATION

SECTION 23 0529 MECHANICAL SUPPORTS AND ANCHORS

SECTION 23 0553 MECHANICAL IDENTIFICATION

SECTION 23 0593 MECHANICAL TESTING, ADJUSTING AND BALANCING

SECTION 23 0713 HVAC DUCT INSULATION

SECTION 23 0923 BUILDING CONTROL SYSTEM (BCS)

SECTION 23 3113 METAL DUCTWORK

SECTION 23 3113.19 DUCTWORK ACCESSORIES

SECTION 23 3319 SOUND ATTENUATORS

SECTION 23 3613 AIR TERMINALS

SECTION 23 3713 AIR OUTLETS AND INLETS

DIVISIONS 24 & 25 (NOT USED)

DIVISION 26 – ELECTRICAL

SECTION 26 0000 BASIC ELECTRICAL REQUIREMENTS

SECTION 26 0500 BASIC ELECTRICAL MATERIALS AND METHODS

SECTION 26 0512 ELECTRICAL TESTING AND LOAD BALANCING

SECTION 26 0518 ELECTRICAL CONNECTIONS TO EQUIPMENT

SECTION 26 0519 CABLE, WIRE AND CONNECTORS, 600 VOLT

SECTION 26 0526 GROUNDING

SECTION 26 0529 SECURING AND SUPPORTING METHODS

SECTION 26 0533 RACEWAYS, CONDUITS AND BOXES

SECTION 26 0553 ELECTRICAL IDENTIFICATION

SECTION 26 0923 LIGHTING CONTROL DEVICES

SECTION 26 2416 PANELBOARDS

SECTION 26 2726 WIRING DEVICES

SECTION 26 2813 FUSES, 600 VOLT

SECTION 26 2816 ENCLOSED SWITCHES AND CIRCUIT BREAKERS

SECTION 26 5100 INTERIOR LIGHTING

DIVISION 27– COMMUNICATIONS

SECTION 27 0500 COMMON WORK RESULTS FOR COMMUNICATION SYSTEMS

SECTION 27 0528 PATHWAYS FOR COMMUNICATION SYSTEMS

SECTION 27 0553 IDENTIFICATION FOR COMMUNICATION SYSTEMS

SECTION 27 1500 COMMUNICATIONS HORIZONTAL CABLING

SECTION 27 1600 COMMUNICATIONS CONNECTING CORDS, DEVICES, AND ADAPTERS

SECTION 27 4100 AUDIO VIDEO SYSTEMS

DIVISION 28 – ELECTRONIC SAFETY AND SECURITY

SECTION 28 0500 COMMON WORK RESULTS FOR ELECTRONIC SAFETY AND SECURITY

SECTION 28 1300 ACCESS CONTROL

SECTION 28 2300 VIDEO SURVEILLANCE

SECTION 28 3107 EXTENSION OF EXISTING FIRE ALARM SYSTEM

DIVISIONS 29 & 30 (NOT USED)

DIVISION 31 – EARTHWORK (NOT USED)

DIVISION 32 – EXTERIOR IMPROVEMENTS (NOT USED)

DIVISION 33 – UTILITIES (NOT USED)

GIBSON LIBRARY RENOVATION - Level 3 Provost Suite

ISSUE FOR CONSTRUCTION July 3, 2024

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REQUIREMENTS

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SECTION 21 0010 - BASIC FIRE PROTECTION REQUIREMENTS

PART 1 - GENERAL

1.1 GENERAL PROVISIONS AND SUPPLEMENTAL GENERAL PROVISIONS

A. The "General Conditions" and "Supplementary Conditions" are by reference made a part of this section and shall apply to each and every heading as though included herein.

B. In the event of conflict, the requirements of the "General Conditions" and "Supplementary Conditions" will take precedence over these "General Requirements".

1.2 GENERAL

A. The Contractor shall provide all plans, labor, equipment, appliances and materials, and shall perform all operations in connection with the installation of the fire protection work in accordance with the Specifications, applicable drawings, and the conditions specified above.

B. Contractor shall provide all equipment required and usually furnished in connection with such work and systems whether or not specifically mentioned or specifically indicated on the drawings.

1.3 INSPECTION OF THE SITE

A. The Contractor shall visit the site, verifying all existing items indicated on drawings and/or specified, and become familiar with the existing work conditions, hazards, grades, actual formations, soil conditions, and local requirements. The submission of bids shall be deemed evidence of such visits.

B. All proposals shall take these existing conditions into consideration, and the lack of specific information on the drawings shall not relieve the Contractor of any responsibility.

C. The trade furnishing the equipment shall be responsible for notifying the Contractor prior to ordering it, in the event that equipment specified and/or reviewed is incompatible with this requirement.

1.4 PERMITS, UTILITY CONNECTIONS, AND INSPECTIONS

A. Refer to other sections of the specifications for construction phasing and time increments.

B. The Contractor shall obtain and pay for all required utility connections, impact fees, utility extensions and/or relocations and shall pay all costs and inspection fees for all work included herein.

1.5 APPLICABLE CODES AND STANDARDS

A. The installation shall meet the minimum standards prescribed in the latest editions of the following listed codes and standards, which are made a part of the Specifications, except as may be hereinafter modified in these Specifications and associated drawings.

B. Latest edition of the National Fire Protection Association Standards (NFPA):

1. NFPA No. 13 Installation of Sprinkler Systems

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2. NFPA No. 14 Installation of Standpipes and Hose Systems

3. NFPA No. 70 National Electrical Code

4. NFPA No. 90A Installation of Air Conditioning and Ventilating systems

5. NFPA No. 91 Exhaust systems of Air Conveying of Gases, etc.

6. NFPA No. 101 Safety to Life from Fire in Buildings and Structures

7. NFPA No. 255 Test of Surface Burning Characteristics of Building Materials

C. United States of America Standards Institute (ASA) Standards:

1. A40.8 National Plumbing Code

2. B31.1 & B31.1a Code for Pressure Piping

D. American Society of Mechanical Engineers (ASME): Boiler and Pressure Vessel Codes.

E. Air Conditioning and Refrigeration Institute Standards (ARI): All standards related to refrigeration and air conditioning equipment and piping furnished under these Specifications.

F. Sheet Metal and Air Conditioning Contractors National Association, Inc. (SMACNA) 1985: All applicable manuals and standards.

G. American Society of Testing and Material (ASTM): All applicable manuals and standards.

H. American Water Works Association (AWWA): All applicable manuals and standards.

I. National Electrical Manufacturer's Association (NEMA): All applicable manuals and standards.

J. City Fire Department as applicable to construction of this site.

K. City and State Building Codes.

L. State of Texas Occupational Safety Act: Applicable safety standards.

M. Refer to Specifications sections hereinafter bound for additional codes and standards.

N. All materials and workmanship shall comply with all applicable state and national codes, specifications, and industry standards. All material shall be listed by the Underwriter's Laboratories, Inc., as conforming to its standards and so labeled in every case where such a standard has been established for the particular type of material in question.

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O. The Contract Documents are intended to comply with the aforementioned rules and regulations;

however, some discrepancies may occur. Where such discrepancies occur, the Contractor shall immediately apply for an interpretation. Should the discovery and notification occur after the execution of a contract, any additional work required for compliance with said regulations shall be paid for as covered by other specifications of the Contract Documents, providing no work or fabrication of materials has been accomplished in a manner of non-compliance. Should the Contractor fabricate and/or install materials and/or workmanship in such a manner that does not comply with the applicable codes, rules and regulations, the Contractor who performed such work shall bear all costs arising in correcting these deficiencies to comply with said rules and regulations.

1.6 CONTRACT DOCUMENTS

A. These specifications are accompanied by drawings of the building and details of the installations indicating the locations of equipment, piping, ductwork, outlets, switch controls, circuits, lines, etc. The drawings and these specifications are complementary to each other, and what is required by one shall be as binding as if required by both.

B. If the Contractor deems any departures from the drawings necessary, details of such departures and the reasons therefore shall be submitted to the Architect for review. No departures shall be made without prior written acceptance.

C. There are intricacies of construction that are impractical to specify or indicate in detail; however, in such cases the current rules of good practice and applicable specifications shall govern.

D. It is the Contractor's responsibility to properly use all information found on the Civil, Architectural, Structural, Mechanical and Electrical drawings where such information affects their work.

E. All dimensional information related to new structures should be taken from the appropriate drawings. All dimensional information related to existing facilities shall be taken from actual measurements made by the Contractor on the site.

F. The interrelation of the specifications, the drawings, and the schedules is as follows: The specifications determine the nature and setting of the several materials, the drawings establish the quantities, dimensions and details, and the schedules give the performance characteristics.

G. Should the drawings or specifications disagree within themselves, or with each other, the better quality of greater quantity of work or materials shall be estimated upon, and unless otherwise directed by the Architect in writing, shall be performed or furnished. Figures indicated on drawings govern scale measurements and large-scale details govern small-scale drawings.

1.7 SPACE AND EQUIPMENT ARRANGEMENT

A. The size of fire protection, plumbing, mechanical, and electrical equipment indicated on the drawings is based on the dimensions of a particular manufacturer. While other manufacturers may be acceptable, it is the responsibility of the Contractor to determine if the equipment he proposes to furnish will fit in the space. Shop drawings shall be prepared to indicate a suitable arrangement.

B. All equipment shall be installed in a manner to permit access to all surfaces. All valves, motors, drives, filters, and other accessory items shall be installed in a position to allow removal for service without disassembly of another part.

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C. Maintain all Code required clearances for equipment access.

1.8 FABRICATION DRAWINGS

A. Each contractor shall submit shop drawings whenever (1) equipment proposed varies in physical size and arrangement from that indicated on the drawings, thus causing rearrangement of equipment space, (2) where tight spaces require extreme coordination between ductwork, piping, conduit and other equipment, and (3) where called for elsewhere in the specifications.

B. All required shop drawings, except as hereinafter specified, shall be prepared at a scale of not less than 1/8 inch equal to 1 foot..

1.9 SUPERVISION

A. Each contractor shall keep a competent superintendent or foreman on the job at all times necessary for the timely and proper completion of the work.

B. It shall be the responsibility of each superintendent to study all drawings and become familiar with the work to be done by other trades. The Contractor shall coordinate this work with other trades, and before material is fabricated or installed, make sure that the work will not cause an interference that cannot be resolved without major changes to the drawings. If a conflict between trades arises that cannot be resolved at the jobsite, the matter shall be referred to the Architect for their ruling.

1.10 EXISTING FACILITIES

A. The Contractor shall be responsible for loss or damage to the existing facilities caused by themselves and their workers, and shall be responsible for repairing or replacing such loss or damage. The Contractor shall send proper notices, make necessary arrangements, and perform other services required for the care, protection and in-service maintenance of all plumbing, heating, air conditioning, and ventilating services for the new and existing facilities.

The Contractor shall erect temporary barricades, with necessary safety devices, as required to protect personnel from injury, and remove all such temporary protection upon completion of the work. All barricades and safety devices shall be in compliance with OSHA.

B. The Contractor shall provide temporary or new services to all existing facilities as required to maintain their proper operation when normal services are disrupted as a result of the work being accomplished under this project.

C. Where existing construction is removed to provide working and extension access to existing utilities, Contractor shall remove doors, piping, conduit, outlet boxes, wiring, light fixtures, air conditioning ductwork and equipment, etc., to provide this access and shall reinstall same upon completion of work in the areas affected.

D. Where partitions, walls, floors, or ceilings of existing construction are indicated to be removed, all Contractors shall remove and reinstall, in locations approved by the Architect , all devices required for the operation of the various systems installed in the existing construction. This is to include, but is not limited to, temperature control system devices, electrical switches, relays, fixtures, piping, conduit, etc.

E. Outages of services, as required by the new installation, will be permitted only at a time approved by the Architect .

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1.11 DEMOLITION AND RELOCATION

A. The Contractor shall modify, remove and/or relocate all materials and items so indicated on the drawings or required by the installation of new facilities. Materials and/or items scheduled for relocation and which are damaged during dismantling or reassembly operations shall be repaired and restored to good operative condition.

B. All items that are to be relocated shall be carefully removed in reverse to original assembly or placement and protected until relocated. The Contractor shall clean and repair and provide all new materials, fittings, and appurtenances required to complete the relocations and to restore to good operative order. All relocations shall be performed by workmen skilled in the work and in accordance with standard practice of the trades involved.

C. Service lines and wiring to items to be removed, salvaged, or relocated shall be removed to points indicated on the drawings, specified, or acceptable to the Owner. Service lines and wiring not scheduled for reuse shall be removed and sealed, capped, or otherwise tied-off or disconnected in a safe manner acceptable to the Architect. All disconnections or connections into the existing facilities shall be done in such a manner as to result in minimum interruption of services to adjacent occupied areas. Services to existing areas of facilities, which must remain in operation during the construction period, shall not be interrupted without prior specific approval of the Architect as hereinbefore specified.

D. All equipment and materials indicated to be removed and not be re-used shall be disposed of by the Contractor . Coordinate with Owner where materials are to be stored.

1.12 OPERATING AND MAINTENANCE INSTRUCTIONS

A. The Contractor shall prepare, in triplicate for the Owner's Manual, complete sets of operating and maintenance instructions, system piping, valving, control and interlock diagrams, manuals, parts lists, etc., for each item of equipment. Include copies of all equipment warranties.

B. In addition, the Contractor shall provide the services of a competent engineer or a technician acceptable to the Architect to instruct a representative of the Owner in the complete and detailed operation of all equipment and systems. These instructions shall be provided for a period of not less than 8 hours to fully accomplish the desired results. Upon completion of these instructions, a letter of release will be required, stating the dates of instruction and the personnel to whom instructions were given. The Contractor shall be responsible for proper maintenance until the instructions have been given to the Owner's maintenance personnel.

1.13 GUARANTEE

A. All work and equipment shall be guaranteed for a period of one year from the date of substantial completion.

B. Guarantee shall be for all labor and materials.

C. Certain items for equipment shall have additional or extended warranties when so specified.

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1.14 MATERIALS AND WORKMANSHIP

A. All materials, unless otherwise specified, shall be of current U.S. manufacture, new, free from all defects, and of the best quality of their respective kinds. Materials and equipment shall be installed in accordance with the manufacturer's recommendations and the best standard practice for the type of work involved. All work shall be executed by mechanics skilled in their respective trades, and the installations shall present a neat, workmanlike appearance.

Materials, and/or equipment damaged in shipment, or otherwise damaged prior to installation, shall not be repaired at the job site, but shall be replaced with new materials and/or equipment.

B. The responsibility for furnishing the proper equipment and/or material, and to see that it is installed as intended by the manufacturer rests entirely upon the Contractor, who shall request advice and supervisory assistance from the representative of specific manufacturers during the installation.

1.15 FLAME SPREAD PROPERTIES OF MATERIALS

A. Materials and adhesives incorporated in this project shall conform to NFPA 255, latest edition.

The classification shall not exceed No. 2, with the range of indices between 0 to 25 for these Classifications as listed in the Federal Specifications. Modifications shall be made to insulating materials, etc., as required to comply with the Federal Specification.

1.16 LARGE APPARATUS

A. Any large piece of apparatus which is to be installed in any space in the building, and which is too large to permit access through stairways, doorways, or shafts shall be brought to the job and placed in the space before the enclosing structure is completed. Following placement in the space, such apparatus shall be thoroughly, completely protected from damage as hereinafter specified.

1.17 SLEEVES, INSERTS AND FASTENINGS

A. Proper openings through floors, walls, roofs, etc., for the passage of piping, ductwork, etc., shall be provided. All penetrations must pass through sleeves except soil pipe installed under concrete slabs on fill. Sleeves shall be set in new construction before concrete is poured, as cutting holes through any part of the concrete will not be permitted unless acceptable to the Architect .

B. Pipes passing through concrete or cinder walls and floor or other corrosive material shall be protected by a protective sheathing or wrapping or by sleeves, as required to meet the local code. Annular spaces between sleeves and pipes shall be filled or tightly caulked in an approved manner. Annular spaces between sleeves and pipes in fire-resistance-rated assemblies shall be filled or tightly caulked in accordance with the local code.

C. The minimum clearance between horizontal penetrations including insulation where applicable, and sleeves shall be 1/4 in., except that the minimum clearance shall be 2 in. where piping contacts the ground. Sleeves through walls and partitions shall be installed flush with exposed surfaces. Sleeves through floors shall be extended 2 in. above finished floor.

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D. Above grade and dry location sleeves shall be constructed from 20 to 22 gauge galvanized steel. Sleeves passing through walls or floors on or below grade and/or moist areas such as mechanical rooms shall be constructed of galvanized steel Schedule 40 pipe and shall be designed with suitable flange in the center of the floor or wall to form a waterproof passage.

After the pipes have been installed in the sleeves, void space around the pipe shall be sealed with "Link-Seal" modular wall and casing seals as manufactured by Thunderline Corporation.

E. Suitable concrete inserts for pipe and equipment hangers shall be set and properly located for all pipe and equipment to be suspended from concrete construction.

F. Fastening of pipes, conduits, etc., in the building shall be as follows: To wood members - by wood screws; to masonry - by threaded metal inserts, metal expansion screws, or toggle bolts, whichever is appropriate for the particular type of masonry; to steel - machine screws or welding (when specifically permitted or directed), or bolts, and to concrete by suitable inserts anchored to reinforcing steel, and poured in place unless other means are acceptable for general use, and will only be permitted where specifically acceptable to the Architect .

G. Under no circumstances will the use of plastic anchors or plastic expansion shields be permitted for any purpose whatsoever.

H. Vermin Proofing: The open space around all ductwork, piping, etc., passing through the ground floor and/or exterior walls shall be sealed with a continuous bead of sealant.

I. The space around piping, ductwork, etc., penetrating walls, ceilings and floors that define air plenums shall be sealed airtight in an acceptable manner. Ceiling plenums used for return air are considered air plenums.

1.18 ACCESS DOORS

A. This Contractor shall provide wall or ceiling access doors for unrestricted access to all concealed shutoff, service or drain valves, and other items of concealed fire protection equipment. All access door locations are not shown on the drawings. It is the Contractor's responsibility to provide access doors at all locations required.

B. Access doors mounted in painted surfaces shall be equal to Milcor (Inland-Ryerson Construction Products Company) manufacture, Style K for plastered surfaces and Style M or DW for non-plastered surfaces. The Style K doors shall be set so that the finished surface of the door is even with the finished surfaces of the adjacent finishes. Access doors mounted on tile surfaces shall be stainless steel materials. Access doors shall be minimum of 18 in. x 18 in.

in size.

1.19 CONSTRUCTION REQUIREMENTS

A. The Civil, Architectural, Structural, Mechanical, Plumbing, and Electrical plans and specifications including the General Provisions, Supplemental General Provisions, and other pertinent documents issued by the Architect, are a part of these specifications and the accompanying fire protection drawings, and shall be complied with in every respect. All the above is included in the Contract Documents, and shall be examined by all bidders. Failure to comply shall not relieve the Contractor of responsibility or be used as a basis for additional compensation due to omission of architectural, structural and electrical details from the fire protection drawings.

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B. It is the intent of the Contract Documents to provide an installation complete in every respect. In the event that additional details or special construction may be required for work indicated or specified in this section or work specified in other sections, it shall be the responsibility of the Contractor to provide same as well as to provide material and equipment usually furnished with such systems or required to complete the installation, whether mentioned or not.

C. The Contractor shall be responsible for fitting their material and apparatus into the building and shall carefully lay out their work at the site to conform to the structural conditions, to avoid all obstructions, to conform to the details of the installation supplied by the manufacturer of the equipment to be installed and thereby to provide an integrated satisfactory operating installation.

D. The fire protection and associated drawings are necessarily diagrammatic in character and cannot show every connection in detail or every pipe or equipment in its exact location. These details are subject to the requirements of ordinances and also structural and architectural conditions. The Contractor shall carefully investigate structural and finish conditions and shall coordinate the separate trades in order to avoid interference between the various phases of work. Work shall be laid out so that it will be concealed in furred chases and suspended ceilings, etc., in finished portions of the building, unless specifically noted to be exposed. Work shall be installed to avoid crippling of structural members; therefore, inserts to accommodate pipe hangers shall be set before concrete is poured, and proper openings through floor, walls, beams, etc., shall be provided as hereinafter specified or as otherwise indicated or required. All work shall be installed parallel or perpendicular to the lines of the building unless otherwise noted.

E. When the drawings do not give exact details as to the elevation of pipe, ducts, etc., physically arrange the systems to fit in the space available at the elevations intended with the proper grades for the functioning of the system involved. Piping and duct systems are generally intended to be installed true and square to the building construction, and located as high as possible against the structure in a neat and workmanlike manner, and the plans do not show all required offsets, control lines, pilot lines and other location details. Work shall be concealed in all finished areas. Piping specified to be insulated shall be supported in a manner that will allow the insulation to be installed without gaps. Insulated piping in concealed areas shall be offset with fittings as necessary to permit installation of insulation. Bending of pipes or installing pipes in a strain in order to insulate will not be permitted.

F. All oiling devices and all parts of equipment requiring adjustment shall be easily accessible.

Equipment shall be so located and installed as to permit convenient and safe maintenance and future replacement. Piping, ductwork, valve stems, etc., shall not block service space.

1.20 FIRE PROTECTION SUBMITTALS

A. Refer to the Conditions of the Contract (General and Supplementary) and Division 01 Section:

"SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES" for submittal definitions, requirements, and procedures.

B. Submittal of Shop Drawings and product data will be accepted only when submitted by The Contractor. Data submitted from Subcontractors and material suppliers directly to the Architect will not be processed.

C. Submit Shop Drawings and product data on items indicated in the individual sections.

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D. Shop Drawings and submittal data shall not be used as requests or proposals for alternate equipment or materials. Refer to Item "Product Options and Substitutions" elsewhere in this section.

E. THIRD PARTY CERTIFICATION: All Packaged equipment shall be independently Third Party labeled as a system for its intended use by a Nationally Recognized Testing Laboratory (NRTL) in accordance with OSHA Federal Regulations 29CFR1910.303 and .399, as well as NFPA Pamphlet #70, National Electric Code (NEC), Article 90-7.

1.21 PRODUCT OPTIONS AND SUBSTITUTIONS

A. Refer to the Instructions to Bidders and the Division 01 Section "SUBSTITUTION PROCEDURES" for requirements in selecting products and requesting substitutions.

B. Standards for Materials:

1. These specifications indicate a standard for all materials incorporated into the work, with manufacturer's names and catalog numbers used to establish a grade and quality of materials and equipment. The manufacturer listed on the equipment schedules, or named first in the specifications, is the one on whose equipment the layout is based.

Other named manufacturers must meet the indicated performance and space requirements.

2. The "approved equal" clause used in these specifications is to permit the proposal of unnamed manufacturer's products for the work, and the Architect/Engineer's decision concerning equal products is final.

3. Considerations as to determination of equal products include, but are not limited to, the following:

Materials Physical Size

Workmanship Weight

Gauges of Materials Appearance

Available Local Service Personnel Performance

Previous successful installations Capacity

Delivery Schedules Required Equipment Clearances

C. Requests for substitutions for equipment, materials and apparatus listed in Division 21 Sections must be submitted in writing a MINIMUM OF 10 DAYS prior to the scheduled bid date. Such requests must be accompanied by complete data to permit proper evaluation.

D. BIDS SHALL NOT BE BASED ON UN-APPROVED MATERIALS, EQUIPMENT, OR

APPARATUS. UNAPPROVED MATERIAL, EQUIPMENT OR APPARATUS WILL NOT BE

ACCEPTED.

E. Should electrical, water, drain, natural gas, structural support, or other similar requirements for alternate equipment, whether named in the specifications or approved as a substitution, be different from requirements for the products used in laying out the project, such changes shall be the responsibility of the Contractor, and shall not result in extra charges to the Owner or Architect/Engineer .

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1.22 RECORD DOCUMENTS

A. Refer to the Division 01 Section: "CLOSEOUT SUBMITTALS" for requirements. The following paragraphs supplement the requirements of Division 01.

B. Mark Drawings to indicate revisions to piping and ductwork, size and location both exterior and interior; including locations of coils, dampers and other control devices, filters, boxes, and similar units requiring periodic maintenance or repair; actual equipment locations, dimensioned for column lines; actual inverts and locations of underground piping; concealed equipment, dimensioned to column lines; mains and branches of piping systems, with valves and control devices located and numbered, concealed unions located, and with items requiring maintenance located (i.e., traps, strainers, expansion compensators, tanks, etc.); Change Orders; concealed control system devices.

C. Mark Specifications to indicate approved substitutions; Change Orders; actual equipment and materials used.

1.23 PAINTING

A. Field painting of fire protection equipment, piping systems, etc., shall be accomplished under Division 09 of these specifications.

B. Protection of Factory-applied Finishes:

1. Factory-applied finishes on equipment and apparatus installed on the project shall be carefully protected.

2. At the conclusion of the work, and prior to final acceptance of the project, equipment and apparatus shall be thoroughly cleaned of all construction dirt, oil and grease smears, temporary labels, debris, paint droppings, etc.

3. Damaged factory finishes shall be restored to their original condition using procedures, materials and application techniques as set forth in Division 09 found elsewhere in these specifications.

1.24 CLEANING

A. Refer to the Division 01 Section: "CLOSEOUT SUBMITTALS" for general requirements for final cleaning.

B. Name Plates:

1. All nameplates shall be protected from damage during the construction process.

2. At the conclusion of the work, the nameplates shall be carefully cleaned and left in a fully legible condition.

C. Removal of Rubbish: Each Contractor is responsible for the timely removal of rubbish and trash generated by their work, such as empty cartons, containers, materials crates, etc. Particular attention is called to residue that may present a potential tripping or injury hazard.

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1.25 MOTORS AND DRIVES

A. Motors:

1. General: Motors shall be U/L-approved, with copper windings, and with a minimum Service Factor of 1.15. The nominal capacity shall exceed the brake horse-power requirements at duty schedules.

2. Motors 1/2 HP and smaller shall be 120-volt, single-phase with internal overload protection.

3. Motors 3/4 HP and larger shall be 208/230 or 460 -volt, 3-phase, unless scheduled or noted otherwise, and shall have thermal over-load cutouts in each phase as recommended by the motor manufacturer.

4. Motors shall be as manufactured by Century, General Electric, US Motors, Wagner, Westinghouse, or approved equal.

B. Specific requirements:

1. Provide high-efficiency motors for the following:

a. Air-Handling Units, as scheduled.

b. Ventilating Fans, as scheduled.

2. Efficiency ranges shall be as follows:

Nominal

HP

Minimum Efficiency Premium Efficiency

3 86.5 89.5

5 87.5 89.5

7.5 88.5 91.7

10 89.5 91.7

15 91.0 92.4

20 91.0 93.0

25 91.7 93.6

30 92.4 93.6

40 93.0 94.1

50, 60, 75 93.0, 93.6, 94.1 94.5, 95.0, 95.4

100 94.1 95.4

3. Motor efficiency certification shall be included with Product Submittal Data in accordance with Division 01 of these specifications.

4. Variable Speed (Frequency) AC Drives:

a. Where scheduled on the plans, provide and install variable speed (frequency) AC drives for motors.

b. Variable speed (frequency) AC drives shall be as described in Section 23 8965 - MOTOR CONTROLLERS - of these Specifications.

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5. Motor Starters and Controllers:

a. Motor starters and controllers for fans, pumps, air-handling units, compressors, etc., which are not provided as an integral part of a factory-assembled package, shall be provided under Division 23 of the specifications. Refer to Section 23 8965

"MOTOR CONTROLLERS."

PART 2 - PRODUCTS

2.1 GENERAL MATERIALS AND EQUIPMENT REQUIREMENTS

A. The manufacturer's published instructions shall be followed for preparing, assembling, installing, erecting, and cleaning manufacturer's materials or equipment, unless otherwise indicated. The Contractor shall promptly notify the Architect in writing of any conflict between the requirements of the Contract Documents and the manufacturer's directions and shall obtain the Architect's instructions before proceeding with the work. Should the Contractor perform any such work that does not comply with the manufacturer's directions or such instructions from the Architect , he shall bear all costs arising in connection with the deficiencies.

B. The Contractor shall not receive material or equipment at the jobsite until there is suitable space provided to properly protect equipment from rust, drip, humidity, and dust damage.

C. Capacities shall be not less than those indicated but shall be such that no component or system becomes inoperative or is damaged because of start-up or other overload conditions.

D. Where materials or equipment are specified to be approved, listed, tested, or labeled by the Underwriter's Laboratories, Inc., or constructed and/or tested in accordance with the standards of the American Society of Mechanical Engineers, the Contractor shall submit proof that the items furnished under these sections of the specifications conform to such requirements. The ASME stamp will be acceptable as sufficient evidence that the items conform to the respective requirements.

E. Each major component of equipment shall have the manufacturer's name, address, and catalog number on a plate securely attached to the item of equipment. All data on nameplates shall be legible at the time of Final Observation.

F. Standard factory finish will be acceptable on equipment specified by model number; otherwise surfaces of ferrous metal shall be given a rust-inhibiting coating. The treatment shall withstand 200 hours in salt-spray fog test, in accordance with Method 6061 of Federal Standard No. 141.

Immediately after completion of the test, the specimen shall show no signs of wrinkling or cracking, and no signs of rust creepage beyond 1/8 in. on either side of the scratch mark.

Where rust-inhibitor coating is specified hereinafter, any treatment that will pass the above test is acceptable, unless a specific coating is specified, except that coal tar or asphalt type coatings will not be acceptable, unless so stated for a specific item. Where steel is specified to be hot-dip galvanized, mill-galvanized sheet steel may be used provided all raw edges are painted with a zinc-pigmented paint conforming to Military Specification MIL-P-6215.

G. Belts, pulleys, chains, gears, couplings, projecting setscrews, keys and other rotating parts located so that any person can come in close proximity thereto, shall be fully enclosed or properly guarded.

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H. The Contractor shall be responsible for the coordination and proper relation of their work to the building structure and to the work of all trades. The Contractor shall visit the premises and become familar with all details of the work and working conditions, to verify all dimensions in the field, and to advise the Architect of any discrepancy before performing any work. Adjustments to the work required, in order to facilitate a coordinated installation, shall be made at no additional cost to the Owner.

2.2 PROTECTION

A. The Contractor shall at all times take such precautions as may be necessary to properly protect all materials and equipment from damage from the time of delivery until the completion of the work. This shall include the erection of all required temporary shelters and supports to adequately protect any items stored in the open on the site from the weather, the ground and surrounding work; the cribbing of any items above the floor of the construction; and the covering of items in the incomplete building with tarpaulins or other protective covering. Failure on the part of the Contractor to comply with the above will be sufficient cause for the rejection of the items in question.

B. Take particular care not to damage the building structure in performing work. All finished floors, steel treads, and workmen or their tools and equipment shall cover finished surfaces to prevent any damage during the construction of the building.

C. Equipment and materials shall be protected from rust both before and after installation. Any equipment or materials found in a rusty condition at the time of final observation must be cleaned of rust and repainted as specified elsewhere in these specifications.

2.3 COOPERATION BETWEEN TRADES AND WITH OTHER CONTRACTORS

A. Each trade, subcontractor and/or contractor must work in harmony with the various other trades, subcontractors, and/or contractors on the job as may be required to facilitate the progress to the best advantage of the job as a whole. Each trade, subcontractor, and/or contractor must pursue the work promptly and carefully as not to delay the general progress of the job. This Contractor shall work in harmony with contractors working under other contracts on the premises.

2.4 PRECEDENCE OF MATERIALS

A. These specifications and the accompanying drawings are intended to cover systems which will not interfere with the structural design of the building, which will fit into the available space, and which will insure complete and satisfactory systems. Each Contractor shall be responsible for the proper fitting of their own material and apparatus into the building.

B. Each Contractor shall so harmonize their work with that of the other trades so that it may be installed in the most direct and workmanlike manner without hindering or handicapping the other trades. Piping interferences shall be handled by giving precedence to pipelines that require a stated grade for proper operation. Where space requirements conflict, the following order of precedence shall, in general, be observed:

1. Building lines

2. Structural members

3. Drain piping

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4. Vent piping

5. Steam piping

6. Condensate piping

7. Refrigerant piping

8. Electrical bus duct

9. Supply ductwork

10. Return ductwork

11. Exhaust ductwork

12. Chilled water and heating water piping

13. Automatic Fire Protection Sprinkler Piping

14. Natural gas piping

15. Domestic hot and cold water piping

16. Electrical conduit

2.5…