23-101 100__CD_Specifiations_Volume_2_Revised.pdf

Repair Exterior Features – Walla Walla, WA

Envelope Maintenance and Repair

Contract No. 36C26018D0049

VA 687-23-101

100% Technical Specifications - Volume #02

Divisions 5 thru 32

June 26th, 2024

Jonathan M Wainwright Memorial VAMC (WWVA) Walla Walla

77 Wainwright Drive

Walla Walla, WA, 99362

For

US Department of Veterans Affairs

V4CONT

1601 E. Fourth Plain Blvd

Bldg. 17, Suite B428

Vancouver WA 98661

GDM

2600 The American Road

Rio Rancho, NM, 87124

575-429-2317

WWVA 100% CONSTRUCTION DOCUMENTS

Walla Walla, WA 06/26/2024

Repair Exterior Features Envelope Maintenance & Repair – Walla Walla, WA VA Project No. 687-20-101

00 01 15 - 1 of 4

TABLE OF CONTENTS

Section 00 01 10

SECTION NO DIVISION AND SECTION TITLES # of pages

DIVISION 00 - SPECIAL SECTIONS

DIVISION 01 - GENERAL REQUIREMENTS

01 00 00 General Requirements 22 01 00 00.11 Station Rules 4 01 33 23 Shop Drawings, Product Data, and Samples 8 01 35 26 Safety Requirements 41 01 42 19 Reference Standards 8 01 45 00 Quality Control 14 01 74 19 Construction Waste Management 7 01 78 00 Closeout Submittals 13 01 78 23 Operation and Maintenance Data 14 01 78 24.10 Facility Data 10 01 78 24.20 Facility Data Workbook 4 01 81 13 Sustainable Construction Requirements 12

DIVISION 02 – EXISTING CONDITIONS

02 41 00 Demolition 4 02 82 11 Traditional Asbestos Abatement 74 02 82 13.13 Glove bag Asbestos Abatement 70 02 83 33.13 Lead-Based Paint Removal and Disposal 14

DIVISION 03 – CONCRETE

03 30 53 Cast-in-Place Concrete 13

DIVISION 04 – MASONRY

04 01 00 Maintenance of Masonry 5 04 05 13 Masonry Mortaring 6 04 05 16 Masonry Grouting 5 04 20 00 Unit Masonry 38

DIVISION 05 – METALS

DIVISION 06 – WOOD, PLASTICS AND COMPOSITES

06 10 00 Rough Carpentry 19 06 16 63 Cementitious Sheathing 4

DIVISION 07 - THERMAL AND MOISTURE PROTECTION

00 01 15 - 2 of 4

07 01 50.19 Preparation for Re-Roofing 9 07 24 00 Exterior Finish System 6 07 27 26 Fluid_applied Air Barriers, Vapor Permeable 10 07 31 13 Asphalt Shingles 6 07 31 26 Slate Shingles 7 07 31 29.13 Synthetic Cedar Shakes 8 07 40 00 Siding Panels 8 07 54 23 Thermoplastic Polyolefin 15 07 60 00 Flashing & Sheet Metal 28 07 71 00 Roof Specialties 6 07 72 00 Roof Accessories 12 07 92 00 Joint Sealants 13

DIVISION 08 - OPENINGS

08 11 13 Hollow Metal Doors and Frames 10 08 51 69.11 Aluminum Storm Windows 5 08 52 00 Aluminum Cald Wood Windows 11 08 71 00 Door Hardware 17 08 80 00 Glazing 16 08 90 00 Louvers and Vents 8

DIVISION 09 – FINISHES

09 91 00 Painting

DIVISION 10 – SPECIALTIES

NOT USED

DIVISION 11 – EQUIPMENT

NOT USED

DIVISION 12 – FURNISHINGS

NOT USED

DIVISION 13 - SPECIAL CONSTRUCTION

NOT USED

DIVISION 14– CONVEYING EQUIPEMENT

NOT USED

DIVISION 21- FIRE SUPPRESSION

NOT USED

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DIVISION 22 – PLUMBING

DIVISION 23 – HEATING, VENTILATING, AND AIR

CONDITIONING (HVAC)

23 05 11 Common Work Results for HVAC 34 23 07 11 VA-HVAC and Boiler Plant Insulation 10 23 81 00 VA- Decentralized Unitary HVAC Equipment 6 23 81 45 VA-Variable Refrigerant Flow Systems 8

DIVISION 25 – INTEGRATED AUTOMATION

NOT USED

DIVISION 26 – ELECTRICAL

26 05 11 Requirements for Electrical Installations 26 05 19 Low-Voltage Electrical Power Conductors and Cables 26 05 33 Grounding and Bonding for Electrical Systems 26 24 16 Raceways and Box for Electrical Systems 26 24 16 Panelboards 26 29 21 Enclosed Switches and Circuit Brweakers

NOT USED

DIVISION 27 – COMMUNICATIONS

NOT USED

DIVISION 28 – ELECTRONIC SAFETY AND SECURITY

NOT USED

DIVISION 31 – EARTHWORK

31 20 11 Earthwork 19

DIVISION 32 – EXTERIOR IMPROVEMENTS

32 84 00 Planting Irrigation 11 32 90 00 Planting 26

DIVISION 33 – UTILITIES

DIVISION 34 – TRANSPORTATION

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DIVISION 48 – Electrical Power Generation

WWVA 100% CONSTRUCTION DOCUEMNT

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COMMON WORK RESULTS FOR HVAC

SECTION 23 05 11

PART 1 - GENERAL

1.1 DESCRIPTION

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

Division 23.

1.2 DEFINITIONS

A. Exposed: Piping, ductwork, and equipment exposed to view in finished rooms.

B. Exterior: Piping, ductwork, and equipment exposed to weather be it temperature, humidity, precipitation, wind, or solar radiation.

C. Option or optional: Contractor's choice of an alternate material or method.

D. COR: Contracting Officer’s Representative.

1.3 ABBREVIATIONS/ACRONYMS

A. AC: Air Conditioning

B. ACU: Air Conditioning Unit

C. AI: Analog Input

D. AISI: American Iron and Steel Institute

E. AO: Analog Output

F. ASJ: All Service Jacket

G. AWG: American Wire Gauge

H. BACnet: Building Automation and Control Networking Protocol

I. bhp: Brake Horsepower

J. Btu: British Thermal Unit

K. Btu/h: British Thermal Unit Per Hour

L. C: Celsius

M. CFM: Cubic Foot Per Minute

N. CHR: Chilled Water Return

O. CHS: Chilled Water Supply

WWVA 100% CONTRUCTION DOCUMENT

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P. COR: Contracting Officer’s Representative

Q. CRS: Corrosion Resistant Steel

R. CW: Cold Water

S. CWP: Cold Working Pressure

T. dB: Decibels

U. dB(A): Decibels (A weighted)

V. DDC: Direct Digital Control

W. DI: Digital Input

X. DO: Digital Output

Y. DWV: Drainage, Waste and Vent

Z. F: Fahrenheit

AA. FAR: Federal Acquisition Regulations

AB. gpm: Gallons Per Minute

AC. HOA: Hands-Off-Automatic

AD. hp: Horsepower

AE. HW: Hot Water

AF. HWH: Hot Water Heating Supply

AG. HWHR: Hot Water Heating Return

AH. Hz: Hertz

AI. ID: Inside Diameter

AJ. IPS: Iron Pipe Size

AK. kg: Kilogram

AL. lb: Pound

AM. L/s: Liters Per Second

AN. MAX: Maximum

AO. m: Meter

AP. MIN: Minimum

AQ. mm: Millimeter

AR. NC: Normally Closed

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AS. NO: Normally Open

AT. NPT: National Pipe Thread

AU. NPS: Nominal Pipe Size

AV. OD: Outside Diameter

AW. PID: Proportional-Integral-Differential

AX. PLC: Programmable Logic Controllers

AY. ppm: Parts Per Million

AZ. PSIA: Pounds Per Square Inch Absolute

BA. psig: Pounds Per Square Inch Gauge

BB. RPM: Revolutions Per Minute

BC. TAB: Testing, Adjusting, and Balancing

BD. TEFC: Totally Enclosed Fan-Cooled

BE. THHN: Thermoplastic High-Heat Resistant Nylon Coated Wire

BF. THWN: Thermoplastic Heat & Water-Resistant Nylon Coated Wire

BG. T/P: Temperature and Pressure

BH. V: Volt

BI. VA: Veterans Administration

BJ. VA CFM: VA Construction & Facilities Management

BK. VA CFM CSS: VA Construction & Facilities Management, Consulting

Support Service

BL. VAMC: Veterans Administration Medical Center

1.4 RELATED WORK

A. Section 01 00 00, GENERAL REQUIREMENTS.

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

C. Section 01 91 00, GENERAL COMMISSIONING REQUIREMENTS.

D. Section 03 30 00, CAST-IN-PLACE CONCRETE.

E. Section 07 84 00, FIRESTOPPING.

F. Section 09 91 14, EXTERIOR PAINTING.

G. Section 09 91 24, INTERIOR PAINTING.

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

STRUCTURAL COMPONENTS.

I. Section 23 05 41, NOISE AND VIBRATION CONTROL FOR HVAC PIPING and EQUIPMENT.

J. Section 23 07 11, HVAC AND BOILER PLANT INSULATION.

K. Section 23 08 00, COMMISSIONING OF HVAC SYSTEMS.

L. Section 23 09 23, DIRECT-DIGITAL CONTROL SYSTEM FOR HVAC.

M. Section 26 05 11, REQUIREMENTS FOR ELECTRICAL INSTALLATIONS.

N. Section 26 05 19, LOW-VOLTAGE ELECTRICAL POWER CONDUCTORS AND

CABLES.

1.5 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. Where conflicts occur these specifications and the VHA standard will govern.

B. Air Movement and Control Association (AMCA):

1. 410-1996 Recommended Safety Practices for Users and

Installers of Industrial and Commercial Fans

C. American Society of Heating, Refrigerating, and Air-Conditioning

Engineers (ASHRAE):

1. 15-2019 Safety Standard for Refrigeration Systems

2. 62.1-2019 Ventilation for Acceptable Indoor Air Quality

3. 90.1-2019 Energy Standard for Buildings Except Low-Rise

Residential Buildings

4. 170-2017 Ventilation of Health Care Facilities

D. American Society of Mechanical Engineers (ASME):

1. B31.1-2018 Power Piping

2. B31.9-2014 Building Services Piping

3. BVPC Boiler and Pressure Vessel Code

4. Section IX-2019 Welding, Brazing, and Fusing Qualifications

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

1. A36/A36M-2014 Standard Specification for Carbon Structural

Steel

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2. A575-1996(R2018) Standard Specification for Steel Bars, Carbon, Merchant Quality, M-Grades

F. Association for Rubber Products Manufacturers (ARPM):

1. IP-20-2015 Specifications for Drives Using Classical V-Belts and Sheaves

2. IP-21-2016 Specifications for Drives Using Double-V

(Hexagonal) Belts

3. IP-24-2016 Specifications for Drives Using Synchronous Belts

4. IP-27-2015 Specifications for Drives Using Curvilinear

Toothed Synchronous Belts

G. Manufacturers Standardization Society (MSS) of the Valve and

Fittings Industry, Inc.:

1. SP-58-2018 Pipe Hangers and Supports-Materials, Design, Manufacture, Selection, Application, and Installation

2. SP-127-2014a Bracing for Piping Systems: Seismic-Wind-

Dynamic Design, Selection, and Application

H. Military Specifications (MIL):

1. MIL-P-21035B-2013 Paint High Zinc Dust Content, Galvanizing

Repair (Metric)

I. National Fire Protection Association (NFPA):

1. 70-2021 National Electrical Code (NEC)

2. 101-2021 Life Safety Code

J. Department of Veterans Affairs (VA):

1. PG-18-10-2016 Physical Security and Resiliency Design Manual

1.6 SUBMITTALS

A. Submittals, including number of required copies, shall be submitted in accordance with Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES.

B. Information and material submitted under this section shall be marked “SUBMITTED UNDER SECTION 23 05 11, COMMON WORK RESULTS

FOR HVAC”, with applicable paragraph identification.

C. Contractor shall make all necessary field measurements and investigations to assure that the equipment and assemblies will meet contract requirements, and all equipment that requires regular maintenance, calibration, etc. are accessible from the floor or permanent work platform. It is the Contractor’s

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Contractor has requested a variance in writing and approved by

COR prior to the submittal. If at any time during the project it is found that any item does not meet the VA specifications and there was no variance approval the Contractor shall correct at no additional cost or time to the Government even if a submittal was approved.

D. If equipment is submitted which differs in arrangement from that shown, provide documentation proving equivalent performance, design standards and drawings that show the rearrangement of all associated systems. Additionally, any impacts on ancillary equipment or services such as foundations, piping, and electrical shall be the Contractor’s responsibility to design, supply, and install at no additional cost or time to the

Government. VA approval will be given only if all features of the equipment and associated systems, including accessibility, are equivalent to that required by the contract.

E. Prior to submitting shop drawings for approval, Contractor shall certify in writing that manufacturers of all major items of equipment have each reviewed contract documents, and have jointly coordinated and properly integrated their equipment and controls to provide a complete and efficient installation.

F. Submittals and shop drawings for interdependent items, containing applicable descriptive information, shall be furnished together. Coordinate and properly integrate materials and equipment to provide a completely compatible and efficient installation.

G. Coordination/Shop Drawings:

1. Submit complete consolidated and coordinated shop drawings for all new systems, and for existing systems that are in the same areas.

2. The coordination/shop drawings shall include plan views, elevations and sections of all systems and shall be on a scale of not less than 1:32 (3/8-inch equal to one foot).

Clearly identify and dimension the proposed locations of the principal items of equipment. The drawings shall clearly show locations and adequate clearance for all equipment, piping, valves, control panels and other items. Show the access means for all items requiring access for operations and maintenance. Provide detailed coordination/shop drawings of all piping and duct systems. The drawings should include all lockout/tagout points for all energy/hazard sources for

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23 05 11 - 7 of 34 each piece of equipment. Coordinate lockout/tagout procedures and practices with local VA requirements.

3. Do not install equipment foundations, equipment or piping until coordination/shop drawings have been approved.

4. In addition, for HVAC systems, provide details of the following:

a. Mechanical equipment rooms.

b. Interstitial space.

c. Hangers, inserts, supports, and bracing.

d. Pipe sleeves.

e. Duct or equipment penetrations of floors, walls, ceilings, or roofs.

H. Manufacturer's Literature and Data: Include full item description and optional features and accessories. Include dimensions, weights, materials, applications, standard compliance, model numbers, size, and capacity. Submit under the pertinent section rather than under this section.

1. Submit belt drive with the driven equipment. Submit selection data for specific drives when requested by the

COR.

2. Submit electric motor data and variable speed drive data with the driven equipment.

3. Equipment and materials identification.

4. Fire-stopping materials.

5. Hangers, inserts, supports and bracing. Provide complete stress analysis for variable spring and constant support hangers.

6. Wall, floor, and ceiling plates.

I. Rigging Plan: Provide documentation of the capacity and weight of the rigging and equipment intended to be used. The plan shall include the path of travel of the load, the staging area and intended access, and qualifications of the operator and signal person.

J. HVAC Maintenance Data and Operating Instructions:

1. Maintenance and operating manuals in accordance with Section

01 00 00, GENERAL REQUIREMENTS, Article, INSTRUCTIONS, for systems and equipment.

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2. Complete operating and maintenance manuals including wiring diagrams, technical data sheets, information for ordering replacement parts, and troubleshooting guide:

a. Include complete list indicating all components of the systems.

b. Include complete diagrams of the internal wiring for each item of equipment.

c. Diagrams shall have their terminals identified to facilitate installation, operation and maintenance.

3. Provide a listing of recommended replacement parts for keeping in stock supply, including sources of supply, for equipment. Include in the listing belts for equipment: Belt manufacturer, model number, size and style, and distinguished whether of multiple belt sets.

K. Provide copies of approved HVAC equipment submittals to the TAB

Subcontractor.

L. Completed System Readiness Checklist provided by the

Commissioning Agent and completed by the Contractor, signed by a qualified technician and dated on the date of completion, in accordance with the requirements of Section 23 08 00, COMMISSIONING OF HVAC SYSTEMS.

M. Submit training plans and instructor qualifications in accordance with the requirements of Section 23 08 00, COMMISSIONING OF HVAC SYSTEMS.

1.7 QUALITY ASSURANCE

A. Mechanical, electrical and associated systems shall be safe, reliable, efficient, durable, easily and safely operable and maintainable, easily and safely accessible, and in compliance with applicable codes as specified. The systems shall be comprised of high quality institutional-class and industrial-class products of manufacturers that are experienced specialists in the required product lines. All construction firms and personnel shall be experienced and qualified specialists in industrial and institutional HVAC.

B. Flow Rate Tolerance for HVAC Equipment: Section 23 05 93, TESTING, ADJUSTING, AND BALANCING FOR HVAC.

C. Equipment Vibration Tolerance:

1. Refer to Section 23 05 41, NOISE AND VIBRATION CONTROL FOR

HVAC PIPING and EQUIPMENT. Equipment shall be factory-

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23 05 11 - 9 of 34 balanced to this tolerance and re-balanced on site, as necessary.

2. After HVAC air balance work is completed and permanent drive sheaves are in place, perform field mechanical balancing and adjustments required to meet the specified vibration tolerance.

D. Products Criteria:

1. Standard Products: Material and equipment shall be the standard products of a manufacturer regularly engaged in the manufacture of the products for at least 3 years (or longer as specified elsewhere). The design, model and size of each item shall have been in satisfactory and efficient operation on at least three installations for approximately three years. However, digital electronics devices, software and systems such as controls, instruments, computer work station, shall be the current generation of technology and basic design that has a proven satisfactory service record of at least three years. See other specification sections for any exceptions and/or additional requirements.

2. Refer to all other sections for quality assurance requirements for systems and equipment specified therein.

3. All items furnished shall be free from defects that would adversely affect the performance, maintainability and appearance of individual components and overall assembly.

4. The products and execution of work specified in Division 23 shall conform to the referenced codes and standards as required by the specifications. Local codes and amendments shall be enforced, along with requirements of local utility companies. The most stringent requirements of these specifications, local codes, or utility company requirements shall always apply. Any conflicts shall be brought to the attention of the COR.

5. Multiple Units: When two or more units of materials or equipment of the same type or class are required, these units shall be of the same manufacturer and model number, or if different models are required they shall be of the same manufacturer and identical to the greatest extent possible

(i.e., same model series).

6. Assembled Units: Performance and warranty of all components that make up an assembled unit shall be the responsibility of the manufacturer of the completed assembly.

7. Nameplates: Nameplate bearing manufacturer's name or identifiable trademark shall be securely affixed in a

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8. Use of asbestos products or equipment or materials containing asbestos is prohibited.

E. HVAC Equipment Service Providers: Service providers shall be authorized and trained by the manufacturers of the equipment supplied. These providers shall be capable of responding onsite and provide acceptable service to restore equipment operations within 4 hours of receipt of notification by phone, e-mail or fax in event of an emergency, such as the shutdown of equipment;

or within 24 hours in a non-emergency. Submit names, mail and e-mail addresses and phone numbers of service personnel and companies providing service under these conditions for (as applicable to the project): fans, air handling units, control systems, computer workstations, and programming.

F. HVAC Mechanical Systems Welding: Before any welding is performed, Contractor shall submit a certificate certifying that welders comply with the following requirements:

1. Qualify welding processes and operators for piping according to ASME BPVC Section IX. Provide proof of current certification.

2. Comply with provisions of ASME B31 series "Code for Pressure

Piping".

3. Certify that each welder and welding operator has passed

American Welding Society (AWS) qualification tests for the welding processes involved, and that certification is current.

4. All welds shall be stamped according to the provisions of the AWS or ASME as required herein and by the associated code.

G. Manufacturer's Recommendations: Where installation procedures or any part thereof are required to be in accordance with the recommendations of the manufacturer of the material being installed, printed copies of these recommendations shall be furnished to the COR with submittals. Installation of the item will not be allowed to proceed until the recommendations are received. Failure to furnish these recommendations can be cause for rejection of the material and removal by the Contractor and no additional cost or time to the Government.

H. Execution (Installation, Construction) Quality:

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1. Apply and install all items in accordance with manufacturer's written instructions. Refer conflicts between the manufacturer's instructions and the contract documents to the COR for resolution. Provide written hard copies and computer files on CD or DVD of manufacturer’s installation instructions to the COR with submittals prior to commencing installation of any item. Installation of the item will not be allowed to proceed until the recommendations are received and approved by the VA. Failure to furnish these recommendations is a cause for rejection of the material.

2. All items that require access, such as for operating, cleaning, servicing, maintenance, and calibration, shall be easily and safely accessible by persons standing at floor level, or standing on permanent platforms, without the use of portable ladders. Examples of these items include, but are not limited to, all types of valves, filters and strainers, transmitters, control devices. Prior to commencing installation work, refer conflicts between this requirement and contract documents to the COR for resolution. Failure of the Contractor to resolve, or point out any issues will result in the Contractor correcting at no additional cost or time to the Government.

3. Complete coordination/shop drawings shall be required in accordance with Article, SUBMITTALS. Construction work shall not start on any system until the coordination/shop drawings have been approved by VA.

4. Workmanship/craftsmanship will be of the highest quality and standards. The VA reserves the right to reject any work based on poor quality of workmanship this work shall be removed and done again at no additional cost or time to the

Government.

I. Upon request by Government, provide lists of previous installations for selected items of equipment. Include contact persons who will serve as references, with current telephone numbers and e-mail addresses.

J. Guarantee: Warranty of Construction, FAR Clause 52.246-21.

1.8 DELIVERY, STORAGE AND HANDLING

A. Protection of Equipment:

1. Equipment and material placed on the job site shall remain in the custody of the Contractor until phased acceptance, whether or not the Government has reimbursed the Contractor for the equipment and material. The Contractor is solely

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23 05 11 - 12 of 34 responsible for the protection of such equipment and material against any damage or theft.

2. Large equipment such as fans and air handling units if shipped on open trailer trucks shall be covered with shrink on plastics or water proof tarpaulins that provide protection from exposure to rain, road salts and other transit hazards. Protection shall be kept in place until equipment is moved into a building or installed as designed.

3. Repair damaged equipment in first class, new operating condition and appearance; or, replace same as determined and directed by the COR. Such repair or replacement shall be at no additional cost or time to the Government.

4. Protect interiors of new equipment and piping systems against entry of foreign matter. Clean both inside and outside before painting or placing equipment in operation.

5. Existing equipment and piping being worked on by the

Contractor shall be under the custody and responsibility of the Contractor and shall be protected as required for new work.

6. Protect plastic piping and tanks from ultraviolet light

(sunlight).

B. Cleanliness of Piping and Equipment Systems:

1. Exercise care in storage and handling of equipment and piping material to be incorporated in the work. Remove debris arising from cutting, threading and welding of piping.

2. Piping systems shall be flushed, blown or pigged as necessary to deliver clean systems.

3. Clean interior of all tanks prior to delivery for beneficial use by the Government.

4. Contractor shall be fully responsible for all costs, damage, and delay arising from failure to provide clean systems.

1.9 AS-BUILT DOCUMENTATION

A. Submit manufacturer’s literature and data updated to include submittal review comments and any equipment substitutions.

B. Submit operation and maintenance data updated to include submittal review comments, substitutions and construction revisions shall be in electronic version on CD or DVD inserted into a three ring binder. All aspects of system operation and maintenance procedures, including piping isometrics, wiring

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23 05 11 - 13 of 34 diagrams of all circuits, a written description of system design, control logic, and sequence of operation shall be included in the operation and maintenance manual. The operations and maintenance manual shall include troubleshooting techniques and procedures for emergency situations. Notes on all special systems or devices such as damper and door closure interlocks shall be included. A List of recommended spare parts

(manufacturer, model number, and quantity) shall be furnished.

Information explaining any special knowledge or tools the owner will be required to employ shall be inserted into the As-Built documentation.

C. The installing contractor shall maintain as-built drawings of each completed phase for verification; and, shall provide the complete set at the time of final systems certification testing.

Should the installing contractor engage the testing company to provide as-built or any portion thereof, it shall not be deemed a conflict of interest or breach of the ‘third party testing company’ requirement.

D. As-built drawings:

1. As-built drawings are to be provided, and a copy of them on

Auto-Cad version 2018 or newer provided on compact disk or

DVD.

E. Certification documentation shall be provided to COR 21 working days prior to submitting the request for final inspection. The documentation shall include all test results, the names of individuals performing work for the testing agency on this project, detailed procedures followed for all tests, and provide documentation/certification that all results of tests were within limits specified. Test results shall contain written sequence of test procedure with written test results annotated at each step along with the expected outcome or setpoint. The results shall include all readings, including but not limited to data on device (make, model and performance characteristics), normal pressures, switch ranges, trip points, amp readings, and calibration data to include equipment serial numbers or individual identifications, etc.

F. The as-built drawings shall indicate the location and type of all lockout/tagout points for all energy sources for all equipment and pumps to include breaker location and numbers, valve tag numbers, etc. Coordinate lockout/tagout procedures and practices with local VA requirements.

1.10 JOB CONDITIONS - WORK IN EXISTING BUILDINGS

A. Building Operation: Refer to Division 1 for building operation information for the facility.

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B. Maintenance of Service: Refer to Division 1 for requirements regarding work hours and interruption of programs/service at the facility.

C. Building Working Environment: Maintain the architectural and structural integrity of the building and the working environment at all times. Maintain the interior of building at 18 degrees C

(65 degrees F) minimum. Limit the opening of doors, windows or other access openings to brief periods as necessary for rigging purposes. Storm water or ground water leakage is prohibited.

Provide daily clean-up of construction and demolition debris on all floor surfaces and on all equipment being operated by VA.

Maintain all egress routes and safety systems/devices.

D. Acceptance of Work for Government Operation: As new equipment, systems and facilities are made available for operation and these items are deemed of beneficial use to the Government, inspections will be made and tests will be performed. Based on the inspections, a list of contract deficiencies will be issued to the Contractor. After correction of deficiencies as necessary for beneficial use, the Contracting Officer will process necessary acceptance and the equipment will then be under the control and operation of Government personnel.

E. Heat: Furnish temporary heat necessary to prevent injury to work and materials through dampness and cold. Use of open salamanders or any temporary heating devices which may be fire hazards or may smoke and damage finished work, will not be permitted.

Maintain minimum temperatures as specified for various materials.

PART 2 - PRODUCTS

2.1 FACTORY-ASSEMBLED PRODUCTS

A. Provide maximum standardization of components to reduce spare part requirements.

B. Manufacturers of equipment assemblies that include components made by others shall assume complete responsibility for final assembled unit.

1. All components of an assembled unit need not be products of same manufacturer.

2. Constituent parts that are alike shall be products of a single manufacturer.

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

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4. Contractor shall guarantee performance of assemblies of components, and shall repair or replace elements of the assemblies as required to deliver specified performance of the complete assembly.

C. Components of equipment shall bear manufacturer's name and trademark, model number, serial number and performance data on a name plate securely affixed in a conspicuous place, or cast integral with, stamped or otherwise permanently marked upon the components of the equipment.

D. Major items of equipment, which serve the same function, must be the same make and model.

2.2 COMPATIBILITY OF RELATED EQUIPMENT

A. Equipment and materials installed shall be compatible in all respects with other items being furnished and with existing items so that the result will be a complete and fully operational plant that conforms to contract requirements.

2.3 V-BELT DRIVES

A. Type: ARPM standard V-belts with proper motor pulley and driven sheave. Belts shall be constructed of reinforced cord and rubber.

B. Dimensions, rating and selection standards: ARPM IP-20 and ARPM

IP-21.

C. Minimum Horsepower Rating: Motor horsepower plus recommended

ARPM service factor (not less than 20 percent) in addition to the ARPM allowances for pitch diameter, center distance, and arc of contact.

D. Maximum Speed: 25 m/s (5000 feet per minute).

E. Adjustment Provisions: For alignment and ARPM standard allowances for installation and take-up.

F. Drives may utilize a single V-Belt (any cross section) when it is the manufacturer's standard.

G. Multiple Belts: Matched to ARPM specified limits by measurement on a belt measuring fixture. Seal matched sets together to prevent mixing or partial loss of sets. Replacement, when necessary, shall be an entire set of new matched belts.

H. Sheaves and Pulleys:

1. Material: Pressed steel, or close-grained cast iron.

2. Bore: Fixed or bushing type for securing to shaft with keys.

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3. Balanced: Statically and dynamically.

4. Groove spacing for driving and driven pulleys shall be the same.

I. Drive Types, Based on ARI 435:

1. Provide adjustable-pitch or fixed-pitch drive as follows:

a. Fan speeds up to 1800 RPM: 7.5 kW (10 horsepower) and smaller.

b. Fan speeds over 1800 RPM: 2.2 kW (3 horsepower) and smaller.

2. Provide fixed-pitch drives for drives larger than those listed above.

3. The final fan speeds required to just meet the system CFM and pressure requirements, without throttling the design air flow branch, shall be determined by adjustment of a temporary adjustable-pitch motor sheave or by fan law calculation if a fixed-pitch drive is used initially.

J. Final Drive Set: If adjustment is required beyond the capabilities of the factory drive set, the final drive set shall be provided as part of this contract at no additional cost or time to the Government.

2.4 SYNCHRONOUS BELT DRIVES

A. Type: ARPM synchronous belts with proper motor pulley and driven sheave. Belts shall be constructed of reinforced cord and rubber.

B. Dimensions, rating and selection standards: ARPM IP-24 and ARPM

IP-27.

C. Minimum Horsepower Rating: Motor horsepower plus recommended

ARPM service factor (not less than 20 percent) in addition to the ARPM allowances for pitch diameter, center distance, and arc of contact.

D. Maximum Speed: 25 m/s (5000 feet per minute).

E. Adjustment Provisions: For alignment and ARPM standard allowances for installation and take-up.

F. Drives may utilize a single belt of manufacturer’s standard width for the application.

G. Multiple Belts: Matched to ARPM specified limits by measurement on a belt measuring fixture. Seal matched sets together to

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H. Sheaves and Pulleys:

1. Material: Pressed steel, or close-grained cast iron.

2. Bore: Fixed or bushing type for securing to shaft with keys.

3. Balanced: Statically and dynamically.

I. Final Drive Set: The final fan speeds required to just meet the system CFM and pressure requirements, without throttling the design air flow branch, shall be determined by fan law calculation. If adjustment is required beyond the capabilities of the factory drive set, the final drive set shall be provided as part of this contract at no additional cost or time to the

Government.

2.5 DRIVE GUARDS

A. For machinery and equipment, provide guards as shown in AMCA 410 for belts, chains, couplings, pulley, sheaves, shafts, gears and other moving parts regardless of height above the floor to prevent damage to equipment and injury to personnel. Drive guards may be excluded where motors and drives are inside factory fabricated air handling unit casings.

B. Pump shafts and couplings shall be fully guarded by a sheet steel guard, covering coupling and shaft but not bearings.

Material shall be minimum 16-gage sheet steel; ends shall be braked and drilled and attached to pump base with minimum of four 6 mm (1/4-inch) bolts. Reinforce guard as necessary to prevent side play forcing guard onto couplings.

C. V-belt and sheave assemblies shall be totally enclosed, firmly mounted, non-resonant. Guard shall be an assembly of minimum 22-gage sheet steel and expanded or perforated metal to permit observation of belts. 25 mm (one-inch) diameter hole shall be provided at each shaft centerline to permit speed measurement.

D. Materials: Sheet steel, cast iron, expanded metal or wire mesh rigidly secured so as to be removable without disassembling pipe, duct, or electrical connections to equipment.

E. Access for Speed Measurement: 25 mm (One inch) diameter hole at each shaft center.

2.6 LIFTING ATTACHMENTS

A. Provide equipment with suitable lifting attachments to enable equipment to be lifted in its normal position. Lifting attachments shall withstand any handling conditions that might

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2.7 ELECTRIC MOTORS

A. All material and equipment furnished and installation methods shall conform to the requirements of Section 23 05 12, GENERAL

MOTOR REQUIREMENTS FOR HVAC AND STEAM GENERATION EQUIPMENT and

Section 26 05 19, LOW-VOLTAGE ELECTRICAL POWER CONDUCTORS AND

CABLES. Provide all electrical wiring, conduit, and devices necessary for the proper connection, protection and operation of the systems. Provide special energy efficient premium efficiency type motors as scheduled.

2.8 EQUIPMENT AND MATERIALS IDENTIFICATION

A. Use symbols, nomenclature and equipment numbers specified, shown on the contract documents and shown in the maintenance manuals.

B. Refer to Section 09 91 00, PAINTING for painting requirements.

C. Piping Identification

1. Provide flexible, vinyl film tape pipe markers with pressure sensitive adhesive backing and printed markings.

2. Markers shall indicate system and flow direction.

3. Color codes:

a. Domestic water: Green with white letters.

b. Heating water and chilled water and other hydronic systems: Yellow with black letters.

c. Condensate drain systems: Green with white letters.

D. Equipment Identification

1. Interior (Indoor) Equipment: Engraved nameplates, with letters not less than 5 mm (3/16 inch) high of brass with black-filled letters, or rigid black plastic with white letters specified in Section 09 91 00, PAINTING permanently fastened to the equipment.

a. Identify unit components such as coils, filters, fans, etc.

b. Indoor unit nameplates shall identify associated outdoor equipment (where applicable).

2. Exterior (Outdoor) Equipment: Brass nameplates, with engraved black filled letters, not less than 5 mm (3/16 inch) high riveted or bolted to the equipment.

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a. Outdoor unit nameplates shall include information regarding associated indoor unit number, area served, and indoor unit location.

3. Labels for equipment located outside of the space(s) served shall include information regarding area served.

E. Control Items: Label all instrumentation, temperature and humidity sensors, controllers and control dampers. Identify and label each item as they appear on the control diagrams.

2.9 GALVANIZED REPAIR COMPOUND

A. Mil-P-21035B, paint form.

2.10 HVAC PIPE AND EQUIPMENT SUPPORTS AND RESTRAINTS

A. Vibration Isolators: Refer to Section 23 05 41, NOISE AND

VIBRATION CONTROL FOR HVAC PIPING AND EQUIPMENT.

B. Supports for Roof Mounted Items:

1. Equipment: Equipment rails shall be galvanized steel, minimum 1.3 mm (18 gauge), with integral baseplate, continuous welded corner seams, factory installed 50 by 100 mm (2 by 4 inches) treated wood nailer, 1.3 mm (18 gauge) galvanized steel counter flashing cap with screws, built-in cant strip, (except for gypsum or tectum deck), minimum height 275 mm (11 inches). For surface insulated roof deck, provide raised cant strip to start at the upper surface of the insulation.

2. Pipe/duct pedestals: Provide a galvanized Unistrut channel welded to U-shaped mounting brackets which are secured to side of rail with galvanized lag bolts.

C. Pipe Supports: Comply with MSS SP-58. Type Numbers specified refer to this standard. For selection and application comply with MSS SP-58. Refer to Section 05 50 00, METAL FABRICATIONS, for miscellaneous metal support materials and prime coat painting requirements.

D. Attachment to Concrete Building Construction:

1. Concrete insert: MSS SP-58, Type 18.

2. Self-drilling expansion shields and machine bolt expansion anchors: Permitted in concrete not less than 100 mm (4 inches) thick when approved by the COR for each job condition.

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3. Power-driven fasteners: Permitted in existing concrete or masonry not less than 100 mm (4 inches) thick when approved by the COR for each job condition.

E. Attachment to Steel Building Construction:

1. Welded attachment: MSS SP-58, Type 22.

2. Beam clamps: MSS SP-58, Types 20, 21, 28 or 29. Type 23 C-clamp may be used for individual copper tubing up to 23 mm

(7/8 inch) outside diameter.

F. Attachment to existing structure: Support from existing floor/roof frame.

G. Attachment to Wood Construction: Wood screws or lag bolts.

H. Hanger Rods: Hot-rolled steel, ASTM A36/A36M or ASTM A575 for allowable load listed in MSS SP-58. For piping, provide adjustment means for controlling level or slope. Types 13 or 15 turn-buckles shall provide 40 mm (1-1/2 inches) minimum of adjustment and incorporate locknuts. All-thread rods are acceptable.

I. Hangers Supporting Multiple Pipes (Trapeze Hangers): Galvanized, cold formed, lipped steel channel horizontal member, not less than 41 mm by 41 mm (1-5/8 inches by 1-5/8 inches), 2.7 mm (12 gauge), designed to accept special spring held, hardened steel nuts. Trapeze hangers are prohibited for use for steam supply and condensate piping.

1. Allowable hanger load: Manufacturers rating less 91 kg (200 pounds).

2. Guide individual pipes on the horizontal member of every other trapeze hanger with 6 mm (1/4 inch) U-bolt fabricated from steel rod. Provide Type 40 insulation shield, secured by two 15 mm (1/2 inch) galvanized steel bands, or preinsulated calcium silicate shield for insulated piping at each hanger.

J. Supports for Piping Systems:

1. Select hangers sized to encircle insulation on insulated piping. Refer to Section 23 07 11, HVAC AND BOILER PLANT

INSULATION for insulation thickness. To protect insulation, provide Type 39 saddles for roller type supports or preinsulated calcium silicate shields. Provide Type 40 insulation shield or preinsulated calcium silicate shield at all other types of supports and hangers including those for preinsulated piping.

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2. Piping Systems except High and Medium Pressure Steam (MSS

SP-58):

a. Standard clevis hanger: Type 1; provide locknut.

b. Riser clamps: Type 8.

c. Wall brackets: Types 31, 32 or 33.

d. Roller supports: Type 41, 43, 44 and 46.

e. Saddle support: Type 36, 37 or 38.

f. Turnbuckle: Types 13 or 15. Preinsulate.

g. U-bolt clamp: Type 24.

h. Copper Tube:

1) Hangers, clamps and other support material in contact with tubing shall be painted with copper colored epoxy paint, plastic coated or taped with non-adhesive isolation tape to prevent electrolysis.

2) For vertical runs use epoxy painted or plastic-coated riser clamps.

3) For supporting tube to strut: Provide epoxy painted pipe straps for copper tube or plastic inserted vibration isolation clamps.

4) Insulated Lines: Provide pre-insulated calcium silicate shields sized for copper tube.

i. Supports for plastic piping: As recommended by the pipe manufacturer with black rubber tape extending one inch beyond steel support or clamp.

2.11 PIPE PENETRATIONS

A. Install sleeves during construction for other than blocked out floor openings for risers in mechanical bays.

B. To prevent accidental liquid spills from passing to a lower level, provide the following:

1. For sleeves: Extend sleeve 25 mm (one inch) above finished floor and provide sealant for watertight joint.

2. For blocked out floor openings: Provide 40 mm (1-1/2 inch) angle set in silicone adhesive around opening.

3. For drilled penetrations: Provide 40 mm (1-1/2 inch) angle ring or square set in silicone adhesive around penetration.

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C. Penetrations are not allowed through beams or ribs, but may be installed in concrete beam flanges. Any deviation from these requirements must receive prior approval of COR.

D. Sheet Metal, Plastic, or Moisture-resistant Fiber Sleeves:

Provide for pipe passing through floors, interior walls, and partitions, unless brass or steel pipe sleeves are specifically called for below.

E. Cast Iron or Zinc Coated Pipe Sleeves: Provide for pipe passing through exterior walls below grade. Make space between sleeve and pipe watertight with a modular or link rubber seal. Seal shall be applied at both ends of sleeve.

F. Galvanized Steel or an alternate Black Iron Pipe with asphalt coating Sleeves: Provide for pipe passing through concrete beam flanges, except where brass pipe sleeves are called for. Provide sleeve for pipe passing through floor of mechanical rooms, laundry work rooms, and animal rooms above basement. Except in mechanical rooms, connect sleeve with floor plate.

G. Brass Pipe Sleeves: Provide for pipe passing through quarry tile, terrazzo or ceramic tile floors. Connect sleeve with floor plate.

H. Sleeves are not required for wall hydrants for fire department connections or in drywall construction.

I. Sleeve Clearance: Sleeve through floors, walls, partitions, and beam flanges shall be one inch greater in diameter than external diameter of pipe. Sleeve for pipe with insulation shall be large enough to accommodate the insulation. Interior openings shall be caulked tight with fire stopping material and sealant to prevent the spread of fire, smoke, and gases.

J. Sealant and Adhesives: Shall be as specified in Section 07 92

00, JOINT SEALANTS.

2.12 ROOF CURBS

A. Provide prefabricated curbs for all roof mounted equipment.

Provide equipment curbs with continuously welded seams, built-in cant strips, interior baffle with acoustic insulation, curb bottoms, and hinged curb adapters.

B. Provide roof curbs for piping and ductwork penetrations. Provide curbs with continuously welded seams, built-in cant strips, interior baffle with acoustic insulation, curb bottoms, and hinged curb adapters.

C. Roof curbs shall be configured to match roof slope at equipment location. Equipment shall be installed level.

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D. Roof curbs for equipment (such as fans, air handlers, condensing units, and air inlet and outlet hoods, etc.) shall be configured to locate equipment base a minimum of 18 inches above surrounding roof.

E. Existing roof curbs may be re-used for installation of new piping and equipment only where indicated on project drawings, where in condition suitable for re-use, and where sized appropriately for new work.

2.13 SPECIAL TOOLS AND LUBRICANTS

A. Furnish, and turn over to the COR, tools not readily available commercially, that are required for disassembly or adjustment of equipment and machinery furnished.

B. Grease Guns with Attachments for Applicable Fittings: One for each type of grease required for each motor or other equipment.

C. Refrigerant Tools: Provide system charging/Evacuation equipment, gauges, fittings, and tools required for maintenance of furnished equipment.

D. Tool Containers: Hardwood or metal, permanently identified for intended service and mounted, or located, where directed by the

COR.

E. Lubricants: A minimum of 0.95 L (one quart) of oil, and 0.45 kg

(one pound) of grease, of equipment manufacturer's recommended grade and type, in unopened containers and properly identified as to use for each different application.

2.14 WALL, FLOOR AND CEILING PLATES

A. Material and Type: Chrome plated brass or chrome plated steel, one piece or split type with concealed hinge, with set screw for fastening to pipe, or sleeve. Use plates that fit tight around pipes, cover openings around pipes and cover the entire pipe sleeve projection.

B. Thickness: Not less than 2.4 mm (3/32-inch) for floor plates.

For wall and ceiling plates, not less than 0.64 mm (0.025-inch) for up to 80 mm (3-inch pipe), 0.89 mm (0.035-inch) for larger pipe.

C. Locations: Use where pipe penetrates floors, walls and ceilings in exposed locations, in finished areas only. Provide a watertight joint in spaces where brass or steel pipe sleeves are specified.

2.15 ASBESTOS

A. Materials containing asbestos are not permitted.

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PART 3 - EXECUTION

3.1 GENERAL

A. If an installation is unsatisfactory to the COR, the Contractor shall correct the installation at no additional cost or time to the Government.

3.2 ARRANGEMENT AND INSTALLATION OF EQUIPMENT AND PIPING

A. Location of piping, sleeves, inserts, hangers, and equipment, access provisions shall be coordinated with the work of all trades. The coordination/shop drawings shall be submitted for review. Locate piping, sleeves, inserts, hangers, ductwork and equipment clear of windows, doors, openings, light outlets, and other services and utilities. Equipment coordination/shop drawings shall be prepared to coordinate proper location and personnel access of all facilities. The drawings shall be submitted for review. Follow manufacturer's published recommendations for installation methods not otherwise specified.

B. Operating Personnel Access and Observation Provisions: Select and arrange all equipment and systems to provide clear view and easy access, without use of portable ladders, for maintenance and operation of all devices including, but not limited to: all equipment items, valves, filters, strainers, transmitters, sensors, control devices. All gauges and indicators shall be clearly visible by personnel standing on the floor or on permanent platforms. Do not reduce or change maintenance and operating space and access provisions that are shown on the contract documents.

C. Equipment and Piping Support: Coordinate structural systems necessary for pipe and equipment support with pipe and equipment locations to permit proper installation.

D. Location of pipe sleeves, trenches and chases shall be accurately coordinated with equipment and piping locations.

E. Cutting Holes:

1. Cut holes through concrete and masonry by rotary core drill.

Pneumatic hammer, impact electric, and hand or manual hammer type drill will not be allowed, except as permitted by COR where working area space is limited.

2. Locate holes to avoid interference with structural members such as beams or grade beams. Holes shall be laid out in advance and drilling done only after approval by COR. If the

Contractor considers it necessary to drill through

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3. Do not penetrate membrane waterproofing.

F. Minor Piping: Generally, small diameter pipe runs…