Specs_Canyon HVAC Furnace Replacement_21Q0045.pdf

001500-1

LIST OF DRAWINGS AND SPECIFICATIONS

SECTION 00 15 00

CANYON HVAC

LIST OF DRAWINGS AND SPECIFICATIONS

PART 1 – GENERAL

1.1 DESCRIPTION

A. List of Contract Drawings:

G-1 Title Page C-1 Site Plan V-1 Existing Conditions

B. List of Contract Specifications:

DIVISION 1 - GENERAL

REQUIREMENTS

Section 001500 List of Drawings and Specifications Section 010100 Summary of Work Section 010250 Definition of Bid Items & Measurements & Payment Section 011700 Accident Prevention Section 017320 Selective Demolition Section 017700 Closeout Procedures

DIVISION 23 - HVAC

Section 230500 Basic Mechanical Materials and Methods Section 235416 Gas-Fired Furnaces

DIVISION 26 – ELECTRICAL

Section 260519 Low-Voltage Electrical Conductors and Cables

Soliciation No.: 1284LL21Q0045 Project Name: Canyon HVAC Furnance Replacement / Specifications

010100 - 1

SUMMARY OF WORK

SECTION 01 01 00

SUMMARY OF WORK

PART 1 - GENERAL

1.1 SUMMARY

A. Work for this project consists of installation of 3 new propane-gas furnaces at the United States Forest Service Canyon Work Center condos 1331, 1332, and 1358.

Work will consist of removal and disposal of existing equipment, procurement and installation of new equipment and controls, and connection to existing utilities.

1.2 LOCATION

A. This project is located in at the Canyon Work Center in the North Fork Ranger District of the Nez Perce-Clearwater National Forest. The work center is on Forest Service Road 247 approx. 25 miles from Headquarters and 60 miles from Orofino, Idaho.

1.3 GENERAL SITE CONDITIONS AND WEATHER

A. The site is an administrative Forest Service site frequently used by Forest Service personnel from Early Spring through Early Winter. The construction site experiences heavy snowfall and extremely cold temperatures, with snow on the ground typically from mid-September through May. Weather conditions may vary; the construction site may be inaccessible between mid-September through May.

1.4 USE OF PREMISES

A. General: Contractor shall have full use of premises for construction operations, including use of Project site, during construction period. Contractor's use of premises is limited only by the Government's right to perform work or to retain other contractors on portions of Project.

B. Contractor shall at all times conduct operations to ensure the least inconvenience to the public and employees. Road closures will not be permitted.

C. Confine storage of materials to areas as approved by the CO.

D. Contractor shall provide adequate signing and barricades and take necessary safety measures to protect the public during all construction operations. Contractor shall minimize disturbance of all undisturbed areas.

E. Preservation of Natural Features: Confines all operations to work limits of the project.

Prevent damage to natural surroundings. Restore damaged areas, repairing or replacing damaged trees and plants, at no additional expense to the Government.

1. Provide temporary barriers to protect existing trees and plants and root zones.

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010100 - 2

SUMMARY OF WORK

2. Do not remove, injure, or destroy trees or other plants without prior approval.

Consult with CO and remove agreed-on roots and branches that interfere with construction.

3. Do not fasten ropes, cables, or guys to existing trees.

4. Carefully supervise excavating, grading, filling, and other construction operations near trees to prevent damage.

F. Existing Utilities: Notify CO and utility companies of proposed locations and times for excavation.

1. Contractor shall be responsible for locating and preventing damage to known utilities. If damage occurs, repair utility at no additional expense to the Government.

2. Interruption of Existing Utility Service: Notify CO, 48 hours in advance of any interruption of existing utilities.

1.5 MEALS AND LODGING

A. Meals and lodging are commercially available in the City of Pierce, Idaho within 50 miles of the construction site. Meals or lodging will not be available at Forest Service facilities.

B. With approval by the North Fork Ranger District, National Forest Service lands may be used by the Contractor to have one fully contained recreation vehicle which may remain at this site for security.

1.6 CONSTRUCTION SEQUENCE

A. There is no specified construction sequence or season for this project.

B. Depending on conditions, normal fire restrictions may apply to activities associated with this project.

1.7 FIELD VERIFICATION / PERMITS

A. Field verify all new and existing dimensions affecting the work of this contract before ordering products.

B. Special permits for electrical work or any other permits required by County, State, or Federal laws or regulations shall be obtained by the Contractor.

PART 2 - PRODUCTS (NOT USED)

PART 3 - EXECUTION (NOT USED)

END OF SECTION 01100

Soliciation No.: 1284LL21Q0045

010250-1

DEFINITION OF BID ITEMS & MEASUREMENT AND PAYMENT

SECTION 01 02 50

DEFINITION OF BID ITEMS

AND

MEASUREMENT AND PAYMENT

PART 1 - GENERAL

1.1 SUMMARY

A. The intent of this section is to explain, in general; what is and what is not included in a bid item; the limits or cut-off points where one bid item ends and another begins; and method of measurements and basis of payment for work items listed in the Bid Item Schedule.

B. Work:

1. Furnishing all labor, materials, equipment, and other incidentals necessary to successfully complete the project or any portion of it and carrying out all duties and obligations imposed by the contract on the Contractor.

C. Payment:

1. For each individual item listed here and in the Schedule of Items, payment shall be full compensation for all work related to the particular item in accordance with these specifications, as shown on the drawings, and as staked in the field.

2. Measurement and payment for contract work shall be made only for and under those pay items included in the Schedule of Items. All other work and materials shall be considered incidental or as included in the payment for items shown.

1.2 DEFINITION OF BID ITEMS

A. Definition of Bid Item No. 1

1. Description: Unit 1331 Furnace Replacement

2. Measurement and payment: Lump Sum, 1

3. This item includes demolition, removal, disposal of all existing items identified to be replaced. Included is procurement, installation, testing, troubleshooting of furnace. Also included is labor and associated parts and materials for connecting to all utilities and ensuring proper functionality.

B. Definition Bid Item No. 2

1. Description: Unit 1332 Furnace Replacement

2. Measurements and Payment: Lump Sum, 1

3. This item includes demolition, removal, disposal of all existing items identified to be replaced. Included is procurement, installation, testing, troubleshooting of furnace. Also included is labor and associated parts and materials for connecting to all utilities and ensuring proper functionality.

Soliciation No.: 1284LL21Q0045

010250-2

DEFINITION OF BID ITEMS & MEASUREMENT AND PAYMENT

C. Definition Bid Item No. 3

1. Description: Unit 1358 Furnace Replacement

2. Measurements and Payment: Lump Sum, 1

3. This item includes demolition, removal, disposal of all existing items identified to be replaced. Included is procurement, installation, testing, troubleshooting of furnace. Also included is labor and associated parts and materials for connecting to all utilities and ensuring proper functionality.

PART 2 - METHOD OF MEASUREMENT

2.1 GENERAL

A. One of the following methods of measurement for determining final payment is designated on the Schedule of Items for each pay item:

B. ACTUAL QUANTITIES (AQ)

1. These estimated quantities which are determined from actual measurements of completed work.

C. LUMP SUM QUANTITIES (LSQ)

1. These quantities denote one complete unit of work as required by or described in the contract, including necessary materials, equipment, and labor to complete the job. They shall not be measured.

PART 3 – SCHEDULE OF ITEMS

Pay Item Number Description Method of

Meas. Pay Unit Est.

Quantities Unit Price Amount

155301 Unit 1331Furnace Replacement LSQ LS 1 $__________ $__________

155302 Unit 1332 Furnace Replacement LSQ LS 1 $__________ $__________

155302 Unit 1358 Furnace Replacement LSQ LS 1 $__________ $__________

Total (All Items) $_____________

* Designated Method of Measurement: DQ=Design Quantity; AQ= Actual Quantity LSQ=Lump Sum Quantity VQ=Vehicle Quantity

END OF SECTION 01025

Soliciation No.: 1284LL21Q0045

011700-1

ACCIDENT PREVENTION

SECTION 01 17 00

ACCIDENT PREVENTION

PART 1 - GENERAL

1.1 DESCRIPTION

A. The work of this section consists of establishing an effective accident prevention program and providing a safe environment for all personnel and visitors.

1.2 SUBMITTALS

A. Certificates: Provide certificates from a mechanic that all mechanical equipment has been inspected and meets OSHA requirements.

B. Submit a copy of test reports, as required by OSHA, for personnel working with hazardous materials.

C. Submit a brief report of safety meetings and of inspections.

D. Upon request, submit proof of employees' qualifications to perform assigned duties in a safe manner.

1.3 QUALITY ASSURANCE

A. Clauses entitled "Accident Prevention" and "Permits and Responsibilities" of the General Provisions. In case of conflicts between Federal, state, and local safety and health requirements, the most stringent shall apply. Equipment or tools not meeting OSHA requirements will not be allowed on the project sites. Failure to comply with the requirements of this section and related sections may result in suspension of work.

B. Qualifications of Employees

1. Ensure that employees are physically qualified to perform their assigned duties in a safe manner.

2. To as great an extent as possible, do not allow employees to work whose ability or alertness is impaired because of drugs, fatigue, illness, intoxication, or other conditions that may expose themselves or others to injury.

3. Operators of vehicles, mobile equipment, hoisting equipment, and hazardous plant equipment shall be able to understand signs, signals, and operating instructions, and be capable of operating such equipment. Provide operating instructions for all equipment. Newly hired operators shall be individually tested by an experienced operator or supervisor to determine if they are capable of safely operating equipment.

1.4 ACCIDENT REPORTING

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011700-2

A. Reportable Accidents: A reportable accident is defined as death, occupational disease, traumatic injury to employees or the public, property damage by accident in excess of $100, and fires. Within 7 days of a reportable accident, fill out and forward to the CO a DI-134 form, which may be obtained from CO.

B. All Other Accidents: The Contractor shall report all other accidents to the CO as soon as possible and assist the CO and other officials as required in the investigation of the accident.

PART 2 – PRODUCTS

2.1 FIRST AID FACILITIES: provide adequate facilities for the number of employees and the type of construction at the site.

2.2 PERSONNEL PROTECTIVE EQUIPMENT: meet requirements of NIOSH and MSHA, where applicable, as well as ANSI.

PART 3 – EXECUTION

3.1 COVID-19 PANDEMIC PRECAUTIONS: Follow applicable state and county COVID- 19 precautions including but not limited to wearing of face coverings when within 6 feet of another individual. The contractor is responsible for ensuring adequate sanitization procedures are in place.

3.2 EMERGENCY INSTRUCTIONS: post telephone numbers and reporting instructions for ambulance, physician, hospital, fire department, and police in conspicuous locations at the work site.

3.3 ESCAPE ROUTES: provide and maintain adequate escape routes at all times in accordance with the Life Safety Code (NFPA 101-91). No corridor, aisle, stairway, door, or exit shall be obstructed or used in a manner that interferes with escape routes.

3.4 PROTECTIVE EQUIPMENT

A. Inspect personal protective equipment daily and maintain in a serviceable condition.

Clean, sanitize, and repair, as appropriate, personal items before issuing them to another individual.

B. Inspect and maintain other protective equipment and devices before use and on a periodic basis to ensure safe operation.

3.5 SAFETY MEETINGS

A. As a minimum, conduct weekly 15-minute "toolbox" safety meetings. These meetings shall be conducted by a foreman and attended by all construction personnel at the worksite.

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011700-3

3.6 TRAINING

A. First Aid: Provide adequate training to ensure prompt and efficient first aid.

B. Hazardous Material: Train and instruct each employee exposed to hazardous material in safe and approved methods of handling and storage. Hazardous materials are defined as explosive, flammable, poisonous, corrosive, oxidizing, irritating, or otherwise harmful substances that could cause death or injury.

END OF SECTION 01170

Soliciation No.: 1284LL21Q0045

017320 - 1

SELECTIVE DEMOLITION

SECTION 01 73 20

SELECTIVE DEMOLITION

PART 1 - GENERAL

1.1 SUMMARY

A. This Section includes demolition and removal of the following:

1. Selected site elements.

1.2 DEFINITIONS

A. Remove: Detach items from existing construction and legally dispose of them off-site, unless indicated to be removed and salvaged or removed and reinstalled.

B. Remove and Salvage: Detach items from existing construction and deliver them to Govern-ment.

C. Remove and Reinstall: Detach items from existing construction, prepare them for reuse, and reinstall them where indicated.

D. Existing to Remain: Existing items of construction that are not to be removed and that are not otherwise indicated to be removed, removed and salvaged, or removed and reinstalled.

1.3 MATERIALS OWNERSHIP

A. Except for items or materials indicated to be reused, salvaged, reinstalled, or otherwise indi-cated to remain Government property, demolished materials shall become Contractor's proper-ty and shall be removed from Project site.

1.4 PROJECT CONDITIONS

A. Government will occupy portions of building immediately adjacent to selective demolition ar-

ea. Conduct selective demolition so Government operations will not be disrupted. Provide not less than 72 hours' notice to CO of activities that will affect Government operations.

B. Maintain access to existing walkways, corridors, and other adjacent occupied or used facili-ties.

1. Do not close or obstruct walkways, corridors, or other occupied or used facilities with-out written permission from authorities having jurisdiction.

C. Government assumes no responsibility for condition of areas to be selectively demolished.

1. Conditions existing at time of inspection for bidding purpose will be maintained by Government as far as practical.

D. Hazardous Materials: It is not expected that hazardous materials will be encountered in the Work.

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017320 - 2

1. Hazardous materials will be removed by Government before start of the Work.

2. If materials suspected of containing hazardous materials are encountered, do not dis-turb; immediately notify Contracting Officer (CO). Hazardous materials will be re-moved by Government under a separate contract.

E. Storage or sale of removed items or materials on-site will not be permitted.

F. Utility Service: Maintain existing utilities indicated to remain in service and protect them against damage during selective demolition operations.

1. Maintain fire-protection facilities in service during selective demolition operations.

PART 2 – PRODUCTS

2.1 REPAIR MATERIALS

A. Use repair materials identical to existing materials.

1. If identical materials are unavailable or cannot be used for exposed surfaces, use mate-rials that visually match existing adjacent surfaces to the fullest extent possible.

2. Use materials whose installed performance equals or surpasses that of existing materi-als.

PART 3 – EXECUTION

3.1 UTILITY SERVICES

A. Existing Utilities: Maintain services indicated to remain and protect them against damage dur-ing selective demolition operations.

B. Do not interrupt existing utilities serving occupied or operating facilities unless authorized in writing by CO and authorities having jurisdiction. Provide temporary services during inter-ruptions to existing utilities, as acceptable to CO and to authorities having jurisdiction.

1. Provide at least 72 hours notice to CO if shutdown of service is required during changeover.

3.2 PREPARATION

A. Temporary Enclosures: Provide temporary enclosures for protection of existing building and construction, in progress and completed, from exposure, foul weather, other construction op-erations, and similar activities. Provide temporary weathertight enclosure for building exteri-or.

3.3 SELECTIVE DEMOLITION

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017320 - 3

A. General: Demolish and remove existing construction only to the extent required by new con-struction and as indicated. Use methods required to complete the Work within limitations of governing regulations.

1. Neatly cut openings and holes plumb, square, and true to dimensions required. Use cut-ting methods least likely to damage construction to remain or adjoining construction.

2. Cut or drill from the exposed or finished side into concealed surfaces to avoid marring existing finished surfaces.

3. Do not use cutting torches until work area is cleared of flammable materials. At con-cealed spaces, such as duct and pipe interiors, verify condition and contents of hidden space before starting flame-cutting operations. Maintain portable fire-suppression de-vices during flame-cutting operations.

4. Locate selective demolition equipment and remove debris and materials so as not to impose excessive loads on supporting walls, floors, or framing.

B. Removed and Reinstalled Items:

1. Clean and repair items to functional condition adequate for intended reuse. Paint equipment to match new equipment.

2. Pack or crate items after cleaning and repairing. Identify contents of containers.

3. Protect items from damage during transport and storage.

4. Reinstall items in locations indicated. Comply with installation requirements for new materials and equipment. Provide connections, supports, and miscellaneous materials necessary to make item functional for use indicated.

C. Existing Items to Remain: Protect construction indicated to remain against damage and soil-ing during selective demolition. When permitted by CO, items may be removed to a suitable, protected storage location during selective demolition [and cleaned] and reinstalled in their original locations after selective demolition operations are complete.

3.4 PATCHING AND REPAIRS

A. General: Promptly repair damage to adjacent construction caused by selective demolition op-erations.

B. Repairs: Where repairs to existing surfaces are required, patch to produce surfaces suitable for new materials.

1. Completely fill holes and depressions in existing masonry walls that are to remain with an approved masonry patching material applied according to manufacturer's written recommendations.

C. Finishes: Restore exposed finishes of patched areas and extend restoration into adjoining con-struction in a manner that eliminates evidence of patching and refinishing.

D. Ceilings: Patch, repair, or rehang existing ceilings as necessary to provide an even-plane sur-face of uniform appearance.

3.5 DISPOSAL OF DEMOLISHED MATERIALS

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017320 - 4

A. General: Promptly dispose of demolished materials. Do not allow demolished materials to accumulate on-site.

B. Burning: Do not burn demolished materials.

C. Disposal: Transport demolished materials off Government property and legally disposes of them.

END OF SECTION 01732

Soliciation No.: 1284LL21Q0045

017700 - 1

CLOSEOUT PROCEDURES

SECTION 01 77 00

CLOSEOUT PROCEDURES

PART - GENERAL

1.1 SUMMARY

A. This Section includes administrative and procedural requirements for contract close-out, including, but not limited to, the following:

1. Inspection procedures.

2. Project Record Documents.

3. Operation and maintenance manuals.

4. Warranties.

5. Instruction of Government personnel.

6. Final cleaning.

B. See Divisions 2 through 16 Sections for specific closeout and special cleaning re-quirements for products of those Sections.

1.2 FINAL COMPLETION

A. Inspection: Request final inspection for acceptance via email to the CO 48 hours prior to inspection. CO will prepare a final Certificate for Payment after inspection or will notify Contractor of construction that must be completed or corrected before certifi-cate will be issued.

1. Reinspection: Request reinspection when the Work identified in previous in-spections as incomplete is completed or corrected.

1.3 OPERATION AND MAINTENANCE MANUALS

A. Provide government with one copy per furnace of operation and maintenance manuals.

Coordinae with the Contracting Officer’s Representative (COR) for delivery.

1. Operation Data: Include emergency instructions and procedures, system and equipment descriptions, operating procedures, and sequence of operations.

2. Maintenance Data: Include manufacturer's information, list of spare parts, maintenance procedures, maintenance and service schedules for preventive and routine maintenance, and copies of warranties and bonds.

1.4 WARRANTIES

A. Provide manufacturers warranty information.

B. Provide labor warranty for up to 1 year after substantial completion. Provide labor warranty contact information along with O&M manuals to the COR.

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017700 - 2

CLOSEOUT PROCEDURES

PART 2 – PRODUCTS

2.1 MATERIALS

A. Cleaning Agents: Use cleaning materials and agents recommended by manufacturer or fabricator of the surface to be cleaned. Do not use cleaning agents that are poten-tially hazardous to health or property or that might damage finished surfaces.

PART 3 – EXECUTION

3.1 DEMONSTRATION AND TRAINING

A. Instruction: Instruct Government personnel to adjust, operate, and maintain systems, subsystems, and equipment not part of a system.

3.2 FINAL CLEANING

A. General: Provide final cleaning. Conduct cleaning and waste-removal operations to comply with local laws and ordinances and Federal and local environmental and anti-pollution regulations.

B. Comply with safety standards for cleaning. Do not burn waste materials. Do not bury debris or excess materials on Government property. Do not discharge volatile, harm-ful, or dangerous materials into drainage systems. Remove waste materials from Pro-ject site and dispose of lawfully.

END OF SECTION 01770

Soliciation No.: 1284LL21Q0045

ESCUTCHEONS FOR HVAC PIPING 23 05 18 - 1

Copyright © 2019 by the American Institute of Architects. Warning: This AIA MasterSpec based document is protected by U.S. Copyright Law and International Treaties. A valid, current MasterSpec license is required for editing or use of this document.

SECTION 23 05 00

BASIC MECHANICAL MATERIALS AND METHODS

PART 1 - GENERAL

1.1 SUMMARY

1.2 This Section includes the following:

1. Piping materials and installation instructions common to most piping systems.

2. Dielectric fittings.

3. Sleeves.

4. Mechanical demolition.

5. Equipment installation requirements common to equipment sections.

6. Supports and anchorages.

PART 2 - PRODUCTS

2.1 PIPE, TUBE, AND FITTINGS

A. Solvent Cements for Joining Plastic Piping:

1. ABS Piping: ASTM D 2235.

2. CPVC Piping: ASTM F 493.

3. PVC Piping: ASTM D 2564. Include primer according to ASTM F 656.

4. PVC to ABS Piping Transition: ASTM D 3138.

2.2 DIELECTRIC FITTINGS

A. Description: Combination fitting of copper alloy and ferrous materials with threaded, solder-joint, plain, or weld-neck end connections that match piping system materials.

B. Insulating Material: Suitable for system fluid, pressure, and temperature.

C. Dielectric Unions: Factory-fabricated, union assembly, for 250-psig (1725-kPa) minimum working pressure at 180 deg F (82 deg C).

D. Dielectric Couplings: Galvanized-steel coupling with inert and noncorrosive, thermoplastic lining; threaded ends; and 300-psig (2070-kPa) minimum working pressure at 225 deg F (107 deg C).

2.3 SLEEVES

A. Galvanized-Steel Sheet: 0.0239-inch (0.6-mm) minimum thickness; round tube closed with welded longitudinal joint.

Soliciation No.: 1284LL21Q0045

ESCUTCHEONS FOR HVAC PIPING 23 05 18 - 2

Copyright © 2019 by the American Institute of Architects. Warning: This AIA MasterSpec based document is protected by U.S. Copyright Law and International Treaties. A valid, current MasterSpec license is required for editing or use of this document.

B. Steel Pipe: ASTM A 53, Type E, Grade B, Schedule 40, galvanized, plain ends.

C. PVC Pipe: ASTM D 1785, Schedule 40.

2.4 ESCUTCHEONS

A. Description: Manufactured wall and ceiling escutcheons and floor plates, with an ID to closely fit around pipe, tube, and insulation of insulated piping and an OD that completely covers opening.

2.5 GROUT

A. Description: ASTM C 1107, Grade B, nonshrink and nonmetallic, dry hydraulic-cement grout.

1. Characteristics: Post-hardening, volume-adjusting, nonstaining, noncorrosive, nongaseous, and recommended for interior and exterior applications.

2. Design Mix: 5000-psi (34.5-MPa), 28-day compressive strength.

3. Packaging: Premixed and factory packaged.

PART 3 - EXECUTION

3.1 MECHANICAL DEMOLITION

A. Disconnect, demolish, and remove mechanical systems, equipment, and components indicated to be removed.

1. Piping to be removed: Remove portion of piping indicated to be removed and cap or plug remaining piping with same or compatible piping material.

2. Piping to be abandoned in place: Drain piping and cap or plug piping with same or compatible piping material.

3. Equipment to be removed: Disconnect and cap services and remove equipment.

B. If pipe, insulation, or equipment to remain is damaged in appearance or is unserviceable, remove damaged or unserviceable portions and replace with new products of equal capacity and quality.

3.2 PIPING SYSTEMS - COMMON REQUIREMENTS

A. The general location and arrangement of piping systems will be determined by field conditions and the required necessary connections to existing utilities or building systems. Install piping as recommended in equipment manufactures specifications unless deviations are approved by the

COR.

B. Install piping in concealed locations, unless otherwise indicated and except in equipment rooms and service areas.

C. Install piping indicated to be exposed and piping in equipment rooms and service areas at right angles or parallel to building walls. Diagonal runs are prohibited unless specifically indicated otherwise.

Soliciation No.: 1284LL21Q0045

ESCUTCHEONS FOR HVAC PIPING 23 05 18 - 3

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D. Install piping to permit valve servicing.

E. Install piping free of sags and bends.

F. Install escutcheons for penetrations of walls, ceilings, and floors.

G. Verify final equipment locations for roughing-in.

3.3 PIPING JOINT CONSTRUCTION

A. Ream ends of pipes and tubes and remove burrs. Bevel plain ends of steel pipe.

B. Remove scale, slag, dirt, and debris from inside and outside of pipe and fittings before assembly.

C. Soldered Joints: Apply ASTM B 813, water-flushable flux, unless otherwise indicated, to tube end. Construct joints according to ASTM B 828 or CDA's "Copper Tube Handbook," using lead-free solder alloy complying with ASTM B 32.

D. Threaded Joints: Thread pipe with tapered pipe threads according to ASME B1.20.1. Cut threads full and clean using sharp dies. Ream threaded pipe ends to remove burrs and restore full ID. Join pipe fittings and valves as follows:

1. Apply appropriate tape or thread compound to external pipe threads unless dry seal threading is specified.

2. Damaged Threads: Do not use pipe or pipe fittings with threads that are corroded or damaged. Do not use pipe sections that have cracked or open welds.

E. Plastic Piping Solvent-Cement Joints: Clean and dry joining surfaces. Join pipe and fittings according to the following:

1. Comply with ASTM F 402, for safe-handling practice of cleaners, primers, and solvent cements.

2. ABS Piping: Join according to ASTM D 2235 and ASTM D 2661 Appendixes.

3. CPVC Piping: Join according to ASTM D 2846/D 2846M Appendix.

4. PVC Pressure Piping: Join schedule number ASTM D 1785, PVC pipe and PVC socket fittings according to ASTM D 2672. Join other-than-schedule-number PVC pipe and socket fittings according to ASTM D 2855.

5. PVC Nonpressure Piping: Join according to ASTM D 2855.

6. PVC to ABS Nonpressure Transition Fittings: Join according to ASTM D 3138

Appendix.

F. PE Piping Heat-Fusion Joints: Clean and dry joining surfaces by wiping with clean cloth or paper towels. Join according to ASTM D 2657.

1. Plain-End Pipe and Fittings: Use butt fusion.

2. Plain-End Pipe and Socket Fittings: Use socket fusion.

3.4 PIPING CONNECTIONS

A. Make connections according to the following, unless otherwise indicated:

Soliciation No.: 1284LL21Q0045

ESCUTCHEONS FOR HVAC PIPING 23 05 18 - 4

Copyright © 2019 by the American Institute of Architects. Warning: This AIA MasterSpec based document is protected by U.S. Copyright Law and International Treaties. A valid, current MasterSpec license is required for editing or use of this document.

1. Install unions, in piping NPS 2 (DN 50) and smaller, adjacent to each valve and at final connection to each piece of equipment.

2. Dry Piping Systems: Install dielectric unions and flanges to connect piping materials of dissimilar metals.

3. Wet Piping Systems: Install dielectric coupling and nipple fittings to connect piping materials of dissimilar metals.

3.5 EQUIPMENT INSTALLATION - COMMON REQUIREMENTS

A. Install equipment to allow maximum possible headroom unless specific mounting heights are not indicated.

B. Install equipment level and plumb, parallel and perpendicular to other building systems and components in exposed interior spaces, unless otherwise indicated.

C. Install mechanical equipment to facilitate service, maintenance, and repair or replacement of components. Connect equipment for ease of disconnecting, with minimum interference to other installations. Install equipment to allow right of way for piping installed at required slope.

3.6 ERECTION OF METAL SUPPORTS AND ANCHORAGES

A. Cut, fit, and place miscellaneous metal supports accurately in location, alignment, and elevation to support and anchor mechanical materials and equipment.

B. Field Welding: Comply with AWS D1.1.

3.7 ERECTION OF WOOD SUPPORTS AND ANCHORAGES

A. Cut, fit, and place wood grounds, nailers, blocking, and anchorages to support, and anchor mechanical materials and equipment.

B. Select fastener sizes that will not penetrate members if opposite side will be exposed to view or will receive finish materials. Tighten connections between members. Install fasteners without splitting wood members.

C. Attach to substrates as required to support applied loads.

END OF SECTION 230518

Soliciation No.: 1284LL21Q0045

GAS-FIRED FURNACES 23 54 16 - 1

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SECTION 23 54 16

GAS-FIRED FURNACES

PART 1 - GENERAL

1.1 SUMMARY

A. Furnaces and accessories complete with controls. Propane fueled furnace capable of heating for a residential 1,000 square foot space

B. Section Includes:

1. Gas-fired, condensing furnaces and accessories complete with controls.

2. Air filters.

1.2 DEFINITIONS

A. Condensing Furnace: Furnace with annual fuel utilization efficiency rating more than 88 percent; designed to vent saturated flue gas.

B. Noncondensing Furnace: Furnace with annual fuel utilization efficiency rating rang-ing from 78 to 85 percent; designed to vent dry flue gas.

1.3 PERMITS AND INSPECTIONS

A. A general building permit is not required from the state or local governments for this project because the project is on federal land.

B. Contractor shall coordinate with state or local building inspectors to have an installation inspection completed. Schedule this inspection and notify the COR 3 working days before the inspection.

1.4 ACTION SUBMITTALS

A. Product Data: Include rated capacities of selected models, furnished specialties, and accessories for each furnace. Include plan and elevation views of units, minimum clearances, and data on ratings and capacities.

B. Certified Installer: Provide certificate or other evidence of certified installer to comply and satisfy manufacturer’s warranty requirements.

C. Operation and maintenance data.

D. Manufacturer’s Warranty information.

Soliciation No.: 1284LL21Q0045

GAS-FIRED FURNACES 23 54 16 - 2

Copyright © 2019 by the American Institute of Architects. Warning: This AIA MasterSpec based document is protected by U.S. Copyright Law and International Treaties. A valid, current MasterSpec license is required for editing or use of this document.

1.5 ALTERNATE PRODUCT

A. The contractor may request the use of alternate product specifications based on field investigation findings, product availability, or other reasoning. If contractor intends to use alternate product, submit full product data for approval to the COR. The government may take up to four weeks for review and approval.

1.6 WARRANTY

A. Special Warranty: Manufacturer's standard form in which manufacturer agrees to repair or replace furnace heat exchanger and control circuit board that fail in materials and workmanship within 10 years from date of Substantial Completion.

PART 2 - PRODUCTS

2.1 GAS-FIRED FURNACES, CONDENSING

A. Available Manufacturers:

1. Amana Heating and Cooling.

2. Carrier; Div. of United Technologies Corp.

3. Comfort-Aire, Heat Controller, Inc.

4. Comfortmaker Heating & Cooling Products; International Comfort Products.

5. Heil Heating & Cooling Products; International Comfort Products.

6. Lennox Industries, Inc.

7. Rheem Mfg. Co.; Air Conditioning Div.

8. Ruud Air Conditioning.

9. Tempstar Heating & Cooling Products; International Comfort Products.

10. Thermo Products, Inc.

11. Trane Company (The).

12. WeatherKing Air Conditioning.

13. York International Corp.; Unitary Products Group.

B. Description: Factory assembled, piped, wired, and tested; complying with ANSI Z21.47, "Gas- Fired Central Furnaces," and NFPA 54, "National Fuel Gas Code"; and bearing label of American Gas Association.

C. Cabinet: Steel, with interior insulation around heat exchanger. Lift-out panels expose burners and all other items requiring access for maintenance.

1. Interior Insulation: Mineral-fiber board thermal insulation manufactured with glass fibers a minimum of 1/2 inch (13 mm) thick, bonded with a thermosetting resin. Comply with ASTM C 612, Type IB, with aluminum foil jacket.

D. Finish of External Casings and Cabinets: Factory painted, manufacturer's standard color.

E. Fan: Centrifugal, factory balanced, resilient mounted, direct drive.

F. Fan Motors: Energy-efficient type as specified in Division 15 Section "Motors." Open, drip proof with internal thermal protection and permanent lubrication.

Soliciation No.: 1284LL21Q0045

GAS-FIRED FURNACES 23 54 16 - 3

Copyright © 2019 by the American Institute of Architects. Warning: This AIA MasterSpec based document is protected by U.S. Copyright Law and International Treaties. A valid, current MasterSpec license is required for editing or use of this document.

G. Type of Gas: Propane.

H. Burner Controls: Solid state; control gas valve and ignition.

1. Gas Valve: 24 V, 100 percent safety gas shutoff, pressure regulator, and manual shutoff.

2. Ignition: Electronic pilot ignition, with electric spark igniter.

I. Accessories:

1. Combination Combustion-Air Intake and Vent: PVC plastic fitting to combine combustion-air inlet and vent through outside wall.

2. Ventilation Air Heat Exchanger: Polyethylene air-to-air heat exchanger.

2.2 CONTROLS

A. Furnace Controls: Include components required for satisfactory operation of furnaces and auxiliary equipment in all seasons.

B. Control Transformer: 24-V ac output, factory installed, and wired in furnace.

C. Cooling Relay: To start condensing unit.

D. Thermostat: 24-V ac, solid-state, programmable, microprocessor-based wall-mounting unit with automatic switching from heating to cooling, preferential rate control, multiple temperature presets selectable by day and time, and battery backup protection of program settings against power failure.

2.3 AIR FILTERS

A. Filters: 1-inch- (25-mm-) thick, disposable, fiberglass type in sheet metal frame.

PART 3 - EXECUTION

3.1 FURNACE INSTALLATION

A. Install gas-fired furnaces and associated fuel and vent features and systems according to NFPA 54.

B. Base-Mounted Units: Secure units to substrate. Provide optional bottom closure base if required by installation conditions.

C. Controls: Install thermostats and humidistats at mounting height of 60 inches (1500 mm) above floor.

3.2 CONNECTIONS

A. Vent and Outside-Air Connection, Condensing, Gas-Fired Furnaces: Connect plastic piping vent material to furnace connections and extend outdoors. Terminate vent outdoors with a cap and in an arrangement that will protect against entry of birds, insects, and dirt.

Soliciation No.: 1284LL21Q0045

GAS-FIRED FURNACES 23 54 16 - 4

Copyright © 2019 by the American Institute of Architects. Warning: This AIA MasterSpec based document is protected by U.S. Copyright Law and International Treaties. A valid, current MasterSpec license is required for editing or use of this document.

B. Install ductwork in accordance with SMACNA’s “HVAC Duct Construction Standards – Metal and Flexible”. Trim duct sealants flush with metal. Create a smooth and uniform exposed bead.

Do not use two-part tape sealing systems. Maintain consistency, symmetry, and uniformity in arrangement and fabrication of fittings, hangers, and supports.

C. Install piping adjacent to machine to allow service and maintenance.

D. Ground equipment according to NFPA 70.

3.3 ADJUSTING

A. Adjust initial temperature and humidity set points.

B. Set controls, burner, and other adjustments for optimum heating performance and efficiency.

Adjust heat-distribution features, including shutters, dampers, and relays, to provide optimum heating performance and system efficiency.

3.4 CLEANING

A. After completing installation, clean furnaces internally according to manufacturer's written instructions.

B. Provide 4 new filters for each furnace to CO Substantial Completion.

END OF SECTION 235416.13

Soliciation No.: 1284LL21Q0045

LOW-VOLTAGE ELECTRICAL POWER CONDUCTORS AND CABLES 26 05 19 - 1

Copyright © 2019 by the American Institute of Architects. Warning: This AIA MasterSpec based document is protected by U.S. Copyright Law and International Treaties. A valid, current MasterSpec license is required for editing or use of this document.

SECTION 26 05 19

LOW-VOLTAGE ELECTRICAL POWER CONDUCTORS AND CABLES

PART 1 - GENERAL

1.1 SUMMARY

A. Electrical work includes disconnecting and reconnecting existing electrical to new heating unit.

Route new electrical from programmable thermostat to new furnace service panel.

1. Copper building wire rated 600 V or less.

2. Connectors, splices, and terminations rated 600 V and less.

PART 2 - PRODUCTS

2.1 COPPER BUILDING WIRE

A. Description: Flexible, insulated and uninsulated, drawn copper current-carrying conductor with an overall insulation layer or jacket, or both, rated 600 V or less.

B. Standards:

1. Listed and labeled as defined in NFPA 70, by a qualified testing agency, and marked for intended location and use.

2. Conductor and Cable Marking: Comply with wire and cable marking according to UL's "Wire and Cable Marking and Application Guide."

C. Conductors: Copper, complying with ASTM B3 for bare annealed copper and with ASTM B8 or ASTM B496 for stranded conductors.

D. Conductor Insulation: Thermoplastic, rated 600 V, 75 deg C minimum, Type THW, THNN- THWN, or USE depending on application

2.2 CONNECTORS AND SPLICES

A. Description: Factory-fabricated connectors, splices, and lugs of size, ampacity rating, material, type, and class for application and service indicated; listed and labeled as defined in NFPA 70, by a qualified testing agency, and marked for intended location and use.

2.3 METAL CONDUIT AND TUBING

A. Rigid Steel Conduit: ANSI C80.1.

B. IMC: ANSI C80.6.

Soliciation No.: 1284LL21Q0045

LOW-VOLTAGE ELECTRICAL POWER CONDUCTORS AND CABLES 26 05 19 - 2

Copyright © 2019 by the American Institute of Architects. Warning: This AIA MasterSpec based document is protected by U.S. Copyright Law and International Treaties. A valid, current MasterSpec license is required for editing or use of this document.

C. EMT: ANSI C80.3.

D. FMC: Zinc-coated steel.

E. LFMC: Flexible steel conduit with PVC jacket.

F. Fittings for Conduit (Including all Types and Flexible and Liquidtight), EMT, and Cable:

NEMA FB 1; listed for type and size raceway with which used, and for application and environment in which installed.

1. Conduit Fittings for Hazardous (Classified) Locations: Comply with UL 886.

2. Fittings for EMT: Steel or die-cast, set-screw or compression type.

3. Coating for Fittings for PVC-Coated Conduit: Minimum thickness, 0.040 inch (1 mm), with overlapping sleeves protecting threaded joints

PART 3 - EXECUTION

3.1 INSTALLATION

A. Comply with NECA 1 for installation requirements applicable to products specified in Part 2.

B. Conceal conduit and EMT within finished walls, ceilings, and floors, unless otherwise indicated.

3.2 CONNECTIONS

A. Tighten electrical connectors and terminals according to manufacturer's published torque-tightening values. If manufacturer's torque values are not indicated, use those specified in

UL 486A-486B.

B. Make splices, terminations, and taps that are compatible with conductor material. Use oxide inhibitor in each splice, termination, and tap for aluminum conductors.

C. Wiring at Outlets: Install conductor at each outlet, with at least 6 inches of slack.

3.3 ELECTRICAL EQUIPMENT INSTALLATION

A. Equipment: Install to facilitate service, maintenance, and repair or replacement of components.

Connect for ease of disconnecting, with minimum interference with other installations.

3.4 CUTTING AND PATCHING

A. Cut, channel, chase, and drill floors, walls, partitions, ceilings, and other surfaces required to permit electrical installations. Perform cutting by skilled mechanics of trades involved.

B. Repair, refinish and touch up disturbed finish materials and other surfaces to match adjacent undisturbed surfaces.

Soliciation No.: 1284LL21Q0045

LOW-VOLTAGE ELECTRICAL POWER CONDUCTORS AND CABLES 26 05 19 - 3

Copyright © 2019 by the American Institute of Architects. Warning: This AIA MasterSpec based document is protected by U.S. Copyright Law and International Treaties. A valid, current MasterSpec license is required for editing or use of this document.

END OF SECTION 260519

Soliciation No.: 1284LL21Q0045

2.

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