STATEMENT OF WORK 100-110 LB. WASHER EXTRACTOR LOUISVILLE.docx

STATEMENT OF WORK

INTRODUCTION

Background

The Veterans Health Administration (VHA) Textile Care Management (TCM) Program consists of the Textile Care Processing and Textile Management Services (uniform management, textile management and distribution, and patient assistance program) both contribute to the proper distribution, handling, processing and management of textile goods and services within VA medical facilities. The TCM Program, outlines the procedures, reporting requirements, and operating guidelines for TCM and Textile Care Facility Operations within VA medical facilities.

The Department of Veterans Affairs (VA), on behalf of the Veterans Health Administration (VHA), Textile Care Management Program will procure Textile Care Processing Facility laundry equipment.

The mission of the National Acquisition Center (NAC), High Tech Medical Equipment Picture Archiving and Communication Systems and Laundry Division, is to meet the VA’s five core values that underscore the obligations inherent in VA’s mission: Integrity, Commitment, Advocacy, Respect, and Excellence.

Purpose and Objectives

Textile Care Processing Facilities (TCPFs) are responsible for providing textile processing services, which ensures a consistent supply of bacteriologically clean textiles to support patient treatment programs. VA laundries provide clean laundry for VA patients in a variety of settings.

Textile Care Processing operations are the primary focus of the established directive which outlines the responsibilities, procedures, and processes that:

a. Minimize the infection risks of handling and processing contaminated textiles.

b. Ensure an efficient operation through measurable quality assurance indicators.

c. Identify and require the practice of safety precautions to promote workplace safety.

d. Ensure continuity of service in case of an emergency shutdown.

Contract Duration

The 100-110 lb. washer extractors shall be delivered and installed within 120 calendar days after the effective date of the contract. Delivery dates specified may be adjusted by the Contracting Officer (CO) to coincide with the date the TCPF will be ready to receive installation.

The 100-110 lb. washer extractors shall be delivered within 90 days after the effective date of the contract. Installation shall take place no more than 30 days after the delivery date. The two (2) days onsite shakedown and one (1) day onsite training are included in the installation timeframe. Training shall consist of two (2) hours per line item for both operator and maintenance personnel at a minimum. Training shall consist of two (2) hours per line item for both operator and maintenance personnel at a minimum. Trainings shall not to be conducted concurrently. The total contract duration is 120 days.

Note: Installation shall be continuous, without interruption, Monday through Friday, excluding Federal holidays, until all installation and testing work has been completed. Installation may take place on the weekends if pre-approval is given by the COR.

Site Specific Project Requirements The contractor shall furnish the supervision, labor, equipment, tools, safety, rigging, hoisting, supplies and installation services necessary to meet the terms and conditions in accordance with the Statement of Work (SOW).

This SOW includes removal of trade-in equipment, delivery, installation, and training of the new laundry equipment installed. The equipment and installation shall be conducted in conformance with the SOW and Technical Specifications provided herein. All items provided by the contractor shall be new. The contractor shall not utilize any refurbished equipment, machinery, or parts.

The 100-110 lb. washer extractors are to be located within building 7.

Lightning Protection The TCPF is susceptible to lightning damage. As such, all roof mounted equipment and ductwork shall be provided with lightning protection.

The contractor shall relocate or add Light-Emitting Diode (LED) lighting for the new equipment work area. New lighting shall comply with VA Lighting Design Guide, January 2022; and shall be 50 foot-candles (minimum) measured 30-inches above floor for workstation task areas.

All valves within the layout of the laundry and equipment shall be ball valves with the appropriate ratings and that are part of the scope of work within this contract.

All old piping, drain piping, ductwork, vents, hangers, and water piping associated with equipment shall be removed.

All piping, water, steam, condensate, and airlines to include new valves and new steam cutoff valves shall be new and shall originate from the nearest header within 35’ of the new equipment. The water supply lines shall be from the new water header to the 100-110 lb. washer extractors. The compressed airlines shall be within 35’ of the nearest header for the 100-110 lb. washer extractors shall be from the laundry mechanical room and electrical for the 100-110 lb. washer extractors shall originate from the electrical panel identified by the station. All conduit shall be new.

Any electrical shall be new from the panels, as identified by the station.

All drain piping that is broken, collapsed or inoperable directly connected to the new equipment and below grade shall be replaced.

Waste Material Sorting/Recycling

The contractor shall divert discarded items and other wastes to recycling trash disposal scheduled regularly. Items which need to be sent for recycling or resale unless not feasible include, but are not limited to pallets, metals, cardboard, mercury items, used oil, electronic, rechargeable batteries, wood products and debris.

The contractor shall not store waste materials and items held for recycling. Waste materials shall be stored prior to pick up in a manner that does not allow the items to become a fire, health, environmental or safety hazard or provide harborage for pests and consistent with federal, state and VA (listed in order of preference) laws and regulations governing storage of waste materials. Actions include using drip drain pans, storing liquid wastes or items that rot in closed containers, removing Freon from junked air conditioning, observing Occupational Safety and Health Administration (OSHA) and National Fire Protection Association (NFPA) limits on sizes of piles of lumber or wood products. Dumpsters larger than one and one-half (1 ½) cubic yards in size must be located at least ten (10) feet from exterior walls of buildings.

Painted or treated lumber, paint chips, a potential asbestos containing, or asbestos contaminated items should not be recycled but shall be disposed of properly. No waste material disposal is allowed on Government property.

The COR designated contractor staging area shall be fully enclosed completely with fencing and fence covering provided by the contractor. The fencing height shall be a minimum of six (6) feet high, with covering, signage and sandbags or plastic temporary fence weights.

External Equipment/Motor Protection Filters are to be provided for all air intakes to include but not limited to washer extractors, electronic boxes, mechanical equipment, etc., wherever air intakes are located. These are used as a primary pre-filtration defense to help prevent damage and extensive maintenance that large volumes of lint/debris can cause. They are to fit all air intakes, motors etc. and be made of three-dimensional electrostatic media and encased in a 1/8"-3/8" rigid magnetic galvanized steel frame and contain 2 layers of polypropylene media. The media shall not shed fibers, absorb moisture, or promote bacterial growth; the filter should be designed for UV protected, and stands up to extreme outdoor or indoor exposure, corrosive chemicals, high velocity air flow, as well as industrial cleaning and maintenance handling.

The contractor shall supply lock-out/tag-out devices for each piece of equipment. All lock-out/tag-out and Confined Space (CS) locations shall be marked and identified on the machine with instructions on lock-out or CS procedures for the equipment. These instructions/procedures shall be permanently mounted on each piece of equipment. Lock-out/tag-out procedures include all sources of stored energy, including but not limited to: electrical, water, steam, condensate, airlines, hydraulic etc. Relief valves shall be installed for lock-out/tag-out locations to relieve residual airlines etc.

The contractor shall supply two (2) lock-out and tag-out kits with the lock-out/tag-out devices for each piece of equipment. The location of the kits shall be in the maintenance shop.

Number and nomenclature shall separately identify all equipment with no less than two (2) inch numbers and letters. Each piece of equipment shall be separately identified and labeled. Example: Hot Water Heater 1, Hot Water Storage Tank. The equipment shall be made compatible to meet production requirements specified in the technical specifications.

All equipment shall have operating instructions to include powering on and off the machine and operators’ instruction. All labeling shall be on blue magnetic embossed fabric (flexible) with white core lettering.

Contractor bears all responsibility for all new utility connections. All new utility piping that has been added shall be leak tested (water, steam, condensate and airlines).

Connections to VA supplied utilities shall be new from nearest headers within 35’ to the equipment. Penetrations in floors, walls and ceilings not utilized shall be filled with existing floor, wall, and ceiling like material. All braces and pipes (steam, condensate, water, electrical), conduit and duct work that will not be utilized shall be removed back to the source that pertains to the equipment directly associated within the scope of this SOW.

The contractor shall not damage equipment frame, door panels, cylinder, cylinder panels, control box on the Government installation. If the contractor causes damages to any Government property, the contractor shall replace or repair the damage at no expense to the Government as the CO directs. If the contractor fails or refuses to make such repair(s) or replacement(s), the contractor shall be liable for the cost, which may be deducted from the contract price.

Existing equipment that will be re-used shall be protected from damage during installation up to and including removal and replacement where necessary to facilitate installation of new equipment.

Utility Shutdowns

Contractor shall provide Ten (10) calendar days advance notice for any planned utility shutdowns and shall be indicated on the project schedule.

Hot Work Permits The contractor shall provide at a minimum 24-hour notice.

The TCPF will be open during the project. The contractor will have access to the TCPF seven days a week from 6:00 am through 4:30pm. On the weekends there will be a TCPF staff member to allow entrance and will remain with the contractor while they are on station. With COR approval the contractor may work evenings and/or weekends to accomplish the work required.

The TCPF will accommodate site visits as they are requested. The site visits may be on different dates or all on the same date, depending on if/when requests are made by the contractor. The contractor must request a scheduled date and time to visit the TCPF and the COR will determine if the requested date and time is available. Site visit requests shall be made by contacting:

John Logsdon Environmental Care Specialist, COR John.Logsdon@va.gov 502-287-5434 Exemption Certificate

The COR will provide a valid sale and use tax certificate of exemption for the State of Kentucky to the contractor.

General Installation Requirements Existing utilities shall be utilized to meet the performance requirements of the technical specifications. Connection points for all equipment shall be new from nearest headers within 35’ to the equipment. When existing service lines require removal, they shall be removed back to the source.

The contractor shall ensure maximum utilization of existing equipment space to prevent additional plumbing, electrical or other utilities.

Should additional utilities be required for the equipment, these utilities shall be the responsibility of the contractor. Utilities are electric, water, steam, condensate, and airlines.

All exposed utility/ductwork/piping systems, control boxes and motors that are exposed to floor traffic shall be appropriately guarded and protected.

Equipment and materials shall be suitable for installation in available space, arranged for safe, efficient, and convenient operation and maintenance, and if applicable with referenced specifications to include a summary of routine preventative maintenance for each piece of equipment.

The contractor shall furnish all labor and materials necessary for storage and installation of new equipment. Installation shall include, but is not limited to:

All mounting holes shall be utilized for anchoring equipment. Secure mounts shall be laid out in advance for review and approval by the COR.

Any and all penetrations of walls, ceilings and floors for the installation or removal of electrical conduit, pipes, ductwork, liquid supply lines and communication wiring shall be sealed with an approved fire-retardant material (not foam) and shall match existing materials on both sides of the penetration.

Contractor is to supply new utility connections (i.e., wall/ceiling mounts, junction boxes, raceways, and conduits).

The contractor shall be responsible for all control wiring including disconnects interconnections, and conduit. Interconnecting consists of all control wiring, all ductwork, interconnecting pieces of equipment and outside vents, all airlines, and all connections from VA supplied utilities.

All installation and/or modifications of design to include utilities and walls, shall match existing materials. No wooden platforms allowed.

All pipes, vents, drains, electrical boxes, ductwork, and conduit shall be new.

All pipes and ductwork shall be insulated. All conduits and air pipes shall not be painted. All vents and drains shall be painted, (REFER TO THE TABLE BELOW FOR COLORS). All insulation shall be wrapped with white PVC plastic as indicated below. PVC covering shall be a minimum .030” thickness. Flow markings and identification of all pipes, vents, ductwork, and airlines to equipment shall be appropriately marked with a minimum of two (2) inch letters. Pre-made adhesives are acceptable, spray-painting stencils are not acceptable.

Installation of piping, sleeves, inserts, hangers, and equipment shall be in accordance with the installation design drawing, which were previously approved by the COR. In the installation design drawings, the contractor shall locate drains, piping, sleeves, inserts, hangers, and equipment out of the way of windows, doors, openings, light outlets and other services and utilities. All piping shall be installed to comply with accepted national and local plumbing practices.

Only new equipment drains shall be cleaned.

If necessary to drill through any walls, floors or ceilings sections, the contractor shall notify the COR immediately. The COR shall work with the Facility Engineer(s) and contractor to determine proper location.

Install gauges, thermometers, valves, and other mechanical and electrical devices for ease of reading, operating, and maintaining. Servicing shall not require dismantling of adjacent equipment, electric or pipe work.

Valve Tags - Furnish and install valve tags on all compressed air, steam, condensate and water valves on equipment and connection points. Tags shall be engraved with identification (air etc.), black filled identification, numbers, and letters not less than ½ inch high for number designation and not less than ¼ inch for service designation on 19 gauge 1-1/2-inch round brass disc; tags shall be attached with brass hooks or brass chain.

The contractor shall provide two (2) valve lists and two (2) steam traps listed on typed plastic-coated cards, sized 8-1/2-inch X 11 inch showing tag number, valve type, valve function and location area of valve for each service or system to the COR.

Equipment, motors, piping, ductwork and any other components or materials shall be protected against physical damage from carts with guardrails supplied by the contractor.

Belts, chains, pulleys, couplings, motor shafts, gears or other moving parts shall be fully guarded in accordance with OSHA 1910.219. Guard parts shall be rigid and suitably secured and be readily removable without disassembling the guarded unit.

A minimum clearance of 36 inches between moving parts and fixed objects and 24 inches between non-moving parts and fixed objects is required in accordance with OSHA 1910.219. All conveyor rollers shall have roll caps installed and guards shall be provided under all conveyors.

Plumbing Requirements

Plumbing Grooved or mechanical fittings are not allowed on piping.

Dielectric Fittings Provide dielectric couplings or unions between ferrous and non-ferrous pipe. In addition, provide threaded dielectric unions for pipe sizes 2 inches and under. For 2-1/2 inches and above, provide copper and steel flanges electrically isolated at gasket and by sleeves at bolts. Fittings on cold water and soft water lines shall be rated for 100 psi, 80 degrees F. Fittings on other services shall be rated for the maximum pressure and temperature conditions of the service. Where copper piping is connected to steel piping, provide dielectric connections.

The contractor shall not use cast iron fittings, and components or malleable/ductile fittings anywhere in the high-pressure and medium pressure steam system (15 psi or above). The contractor shall only use cast steel or forged steel fittings and components.

Traps

The contractor shall provide traps on all sanitary branch waste connections from fixtures or equipment not provided with traps. Exposed brass shall be polished brass chromium plated with nipple and set screw escutcheons. Concealed traps may be rough cast brass. Slip joints are not permitted on sewer side of trap. Traps shall correspond to fittings on cast iron soil pipe or steel pipe respectively, and size shall be as required by connected service or fixture.

Back Flow Preventers The contractor shall provide a back flow prevention device at any point in the plumbing system where the potable water supply comes in contact with a potential source of contamination. Device shall be certified by the American Society of Sanitary Engineers (ASSE). Listed below is a partial list of connection to the potable water system which shall be protected against back flow or back siphonage.

Atmospheric Vacuum Breaker.

Hose bibs and sinks with threaded outlets.

Shock or Water Hammer Arrestors Contractor shall conform to the standards from Plumbing and Drainage institute (PDI) Water Hammer Arrestors (WH) Standard PDI-WH201, American Society of Sanitary Engineers (ASSE) 1010, or American Society of Mechanical Engineer (ANSI) A112.26.1, size as required. Units shall be the standard factory prefabricated products of a manufacturer regularly engaged in the production of such devices.

New arrestor assemblies are required to be installed at each hot and cold water inlet point.

Plumbing Installation

In accordance with the National Standard Plumbing Code, 2021 Edition.

Pipe saddles shall be installed on the outside of all insulation and PVC coverings.

Escutcheons shall be installed at all floors, wall and ceiling locations that pipe, conduits, vents and ductwork penetrate.

Pipe shall be round and straight. Cutting shall be done with proper tools. Pipe, except for plastic and glass, shall be reamed to full size after cutting.

All pipe runs shall be laid out to avoid interference with other work.

Install valves with stem in horizontal position whenever possible. All valves shall be easily accessible.

Piping shall conform to the following:

Waste, Storm Water Drain and Vent: Drain to main stack as follows:

Exhaust Vent

Extend exhaust vents separately through roof. Sanitary vents shall not connect to exhaust vents.

Insulation Requirements

Unless specified in other sections of the SOW, cellular glass insulation is required for hot water piping. A minimum 1.5 inches thick for hot water is required. All Insulation on piping and equipment shall be terminated square at items not to be insulated, access openings and nameplates. Cover all exposed raw insulation with sealer or jacket material that does match the color of the insulation.

Water Piping Interior domestic water piping shall be copper tube, type K drawn per ASTM B88. Fittings for copper tube must be wrought copper or bronze castings conforming to ANSI B16.18 and B16.22. Unions shall be bronze in accordance with federal specification WW-U-516 with solder or braze joints including adapters for joining screwed pipe to copper tubing.

Air Piping Interior to the building and outdoor external air piping shall be copper tube.

All piping shall be installed parallel to walls and column centerlines. Pipe shall be round and straight. Cutting shall be done with proper tools. Except for plastic and glass, pipe shall be reamed to full size after cutting. Copper piping work shall be performed in accordance with best practices requiring accurately cut clean joints and soldering in accordance with the recommended practices for the material and solder employed.

All pipe runs shall be laid out to avoid interference with other work.

Install ball valves in horizontal position. All valves shall be easily accessible.

Pipe saddles shall be on the outside of all insulation and PVC coverings.

Pipe escutcheons shall be used for all pipe penetrations through walls, floors, and ceilings.

Press connect type fittings shall be used on airlines only.

Electrical Requirements

Electrical Electrical Installation Conduits, Fittings, and Electrical Wire

All electrical installations shall conform to requirements of the National Electrical Code (NEC).

Install a new power disconnect box for each piece of equipment.

All electrical wire shall be copper, heat resistant grade, thermoplastic insulated. Control wiring shall be (stranded) Thermoplastic High Heat Nylon (THHN)/Thermoplastic Heat and Water-Resistant Nylon (THWN) or equal. Intermediate wall conduit is required. Provide conduit trapeze hangers.

All power wiring shall have a minimum conduit size of 3/4-inch in diameter. Color coding of all wiring shall be in accordance with established NFPA 70.

All low voltage communication wire used for data management systems, liquid supply systems and intercoms shall be installed in minimum 3/4-inch diameter protective conduit. Wire nuts shall not be used for any connections.

Electrical Wiring Installation

In accordance with NFPA 79 – Electrical Standard for Industrial Machinery 2021 edition:

Wiring shall not be cut, abraded, nor have excessive insulation stripped, and shall be properly and tightly joined at terminals.

Wire nuts shall not be used, and solderless connectors shall have insulation grip. Wiring shall have adequate slack to provide strain relief. Wire nuts are only acceptable for electrical installation of motors and terminal boxes.

Wiring shall be provided between motors, controllers, timers, pushbuttons, starters, and limit switches installed on or within the equipment and shall be done with materials as applicable, except liquid tight flexible conduit shall be used where required for belt adjustment by moving a motor or for vibration isolation.

All wiring shall terminate in connection boxes with provisions for connections beyond the machine; each conductor shall be identified by a different color.

Electrical Identification Installation

In accordance with NFPA 79 – Electrical Standard for Industrial Machinery 2021 edition:

Install nameplates - center on device, cover plate, or enclosure.

Use power source designations defined in the Technical Specifications. Indicate electrical power loads served using designations from electrical schedules and designations from the appropriate trade furnishing the equipment served.

Lettering shall include name of equipment, the specific unit number, and any reference to ON/OFF or other instructions that are applicable.

All labeling shall be on laminated phenolic nameplates and shall be placed on equipment.

Nameplates shall be laminated phenolic with a Blue surface (480 Volts)/Black surface (208 Volts) and white core. Use 1/16-inch thick material for plates up to 2 inch X 4 inch. For larger sizes, use 1/8-inch thick material.

The contractor shall mark all 4-plex outlets and boxes with the electrical panel, circuit, and branch identification.

Electrical Protection

The contractor shall provide any protective methodology or devices necessary to protect the equipment from:

Damage due to electrical power problems, including brownouts, emergency power interruptions, electrical surges, sags, and electrical storms.

Any equipment located outside the building or on the roof shall have lightning protection installed.

Data loss due to electrical power problems. All equipment electronics shall be protected with a power monitor hook-up point and power monitor.

Existing equipment that will be re-used shall be protected from damage during installation up to and including removal and replacement where necessary to facilitate installation of new equipment.

Electrical Receptacles and Outlets

Receptacles shall be Underwriters Laboratories certified.

Mounting screws, mounting strap and terminal screws shall be brass or a copper alloy metal.

Receptacles shall have provisions for back wiring from four (minimum) separate wiring holes and side wiring from four captivity held binding screws.

Ground Fault Interrupter (GFI) four-plex receptacles shall be single phase, 20 ampere, 120 volts, 2-pole, 3-wire, US National Electrical Manufacturers Association (NEMA) 5-2OR.

The duplex type receptacles shall have break-off feature for two circuit operation. The ungrounded pole of each receptacle shall be provided with a separate terminal.

The receptacle bodies shall be white in color.

Four-plex receptacles with GFI shall be an integral unit suitable for mounting in a standard outlet box.

GFI shall consist of a differential current transformer, solid state sensing circuitry and a circuit interrupter switch and shall be rated for operation on a 160 Hz, 120-volt, 20 ampere branch circuit. The device shall have nominal sensitivity to ground leakage current of five (5) milliamperes and shall function to interrupt the current supply for any value of ground leakage current above five (5) milliamperes on the load side of the device. The device shall have a minimum nominal tripping time of 1/30th of a second.

Receptacles 20, 30 and 50 ampere, 250 volt: Shall be complete with appropriate cord grip plug.

Weatherproof Receptacles

Shall consist of a duplex receptacle, mounted in box with gasket, weatherproof, cast metal cover plate and cap over each receptacle opening. The cap shall be permanently attached to the cover plate by a spring hinged flap. The weatherproof integrity shall not be affected when heavy duty specification or hospital grade attachment plug caps are inserted. Cover plates on outlet boxes mounted flush in the wall shall be gasket to the wall in a watertight manner.

Wall Plates

Wall plates for switches and receptacles shall be as specified by the COR. Oversize plates will not be acceptable. Wall Plate color shall be white.

Standard NEMA design, so that products of different manufacturers must be interchangeable.

For receptacles or switches mounted adjacent to each other, wall plates shall be common for each group of receptacles or switches.

The contractor shall provide 4-Plex receptacle at each equipment location for mechanic’s use.

Marking Pen Labeling

Use for all junction and outlet boxes or portions of junction boxes with power wiring, communication systems, pull and junction boxes, and conduit installed for future use. For all boxes with power wiring, indicate appropriate panel and circuit number(s). Label inside covers in finished areas and outside covers in unfinished areas. Labeling shall be completed using permanent, waterproof, quick drying marking pen.

Label Tapes

Label each conductor at origin and destination points and at all junction boxes where two or more feeder or control circuits are present. Identify with branch circuit or feeder number for power and lighting circuits, and with control conductors, number as indicated on schematic and interconnection diagrams or equipment manufacturer's drawings for control wiring. Using cloth, plastic, split sleeve or tubing type wire and cable label markers.

Installation Requirements Approval for the contractor to proceed with installation shall be contingent upon the acceptance of the design submittals and written notification to proceed with installation from the COR.

The contractor shall be responsible for the determination of, and compliance with, federal, state, and local code requirements, design data, and other factors necessary to design and install the system.

The contractor shall verify the location of extant utilities and shall specify any additional utilities required or any utilities which require relocation or removal. The contractor shall connect to designated utilities in a manner conforming to a nationally recognized code and at a time satisfactory to minimize or preclude disruption to existing functions or clinical services. The contractor shall verify the location of extant utilities.

The contractor shall be responsible for installation, which consists of assembling, positioning, and mounting of all equipment and connections of all cables. The contractor is responsible for furnishing and pulling all interconnecting wiring and cabling, including wiring, and cabling to be pulled through conduit and raceways. It is the responsibility of the contractor to supply and install junction boxes; wall/ceiling mounts and support structures.

The contractor shall provide certified field engineers or technicians to conduct all necessary tests during installation. Contractor shall provide copies of the certifications upon the Government’s request.

The contractor shall inform the CO and COR of any problems as they occur in connection with installation, or issues which will affect optimum performance shall be reported prior to the start of installation. Installation shall not proceed under such circumstances until authorized by the CO.

Availability of Parts and Service

The Original Equipment Manufacturer shall guarantee the contractor availability of servicing and replacement parts for a period of ten (10) years to the Government for the laundry equipment being procured under this RFQ and resultant contract.

Incorporation of Documents

The following documents are hereby incorporated by reference and made a part of this RFQ and resultant contract.

The equipment and installation supplies shall conform to the following standards:

· Air Moving and Conditioning Association, Inc. (AMCA) Standards, 2009 Edition.

· American National Standards Institute (ANSI), 2021 Edition. Z8.1-2006 Safety Requirements for Commercial Laundry and Dry Cleaning Operations.

· FEMP: Federal Energy Management Program (Energy efficient product rating).

· HVAC Duct Construction Standards-Metal & Flexible.

· National Electrical Manufacturers Association (NEMA), 2021 Edition.

· National Fire Protection Association (NFPA), 2021 Edition. ALL NFPA Standards and codes. National Electrical Code (NEC), 2020 Edition.

· National Standard Plumbing Code, 2021 Edition.

· Occupational Safety and Health Administration (OSHA) 29 CFR 1910.

· Sheet Metal and Air Conditioning Contractors National Association (SMACNA), 2021 Edition.

· Sheet Metal Contractors National Association Inc. Publication, 2019 Edition.

· Underwriters Laboratories Standards, 2022 Edition.

· City, County, State, Federal, VA and National Environmental, Fire and Safety Regulations/Standards.