FY23 HVAC Compiled Specs_UPDATED_7.20.2023.pdf

USDA FOREST SERVICE PROJECT SPECIFICATIONS

SUMMARY OF WORK 011000 - 1

2023 HVAC Replacements

SECTION 011000 – SUMMARY OF WORK

PART 1 - GENERAL

1.1 PROJECT INFORMATION

A. Project Identification: Umpqua National Forest – FY23 HVAC Replacements

This project consists of removal of existing HVAC units that are no longer functioning and supply and installation of new units as described for each bid item. The completion of this project would return normal operations to the heating and cooling systems at each site, while decreasing the consumption of power due to the efficiency gains provided by new HVAC systems.

Offerors are expected to familiarize themselves with the project locations and all conditions affecting work prior to submitting bids. Where available, the Government has provided building drawings; these are provided as information only and do not substitute thorough site investigation.

The work associated with this project us located within the Diamond Lake Ranger District on the Umpqua National Forest:

1. Project Location 1; Tiller Ranger Station:

Address: 27812 Tiller Trail Highway, Tiller, OR 97484 Point of Contact: Jeremy Delack, (541) 825-3109

B. The Work consists of

1. BASE ITEMS:

a. Item No. 1 – Tiller Ranger Station; Remove Existing HVAC Unit and Install 2.5-ton Heat Pump Outdoor Unit Refrigerant Split System

1) This project consists of furnishing and installation of a new heat pump at the

Tiller Ranger Station District Office. The unit to be replaced serves the lobby area.

2) Project will require installation of a new heat pump and interfacing with the existing air handler, with all associated wiring, thermostat and sensor modification, ductwork, and mounting required to provide a functional heating and cooling system. Install new components in same location as existing components being removed. All work must meet Forest Service specifications included with this contract and approved shop drawings submitted by the Contractor.

3) All existing equipment replaced by this contract will be removed and legally disposed of off National Forest System Lands. Contractor shall follow DEQ and EPA guidelines for capturing refrigerant from existing systems.

4) Warranty

a) Equipment supplied under this contract shall have the following warranties

b) Heat Pump Compressor 5 Years

c) All Other Components 5 Year Parts Warranty

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2023 HVAC Replacements

d) Warranties on equipment shall be executed, in writing, directly to the Government.

5) Additional Information and Requirements:

a) System to meet energy star criteria

b) R410 refrigerant

c) Replace existing refrigerant lines with new copper lines

d) Install Carrier 2.5-ton, single stage, 230v 1-phase heat pump (or equal)

b. Item No. 2 – Tiller Ranger Station Compound House #1092; Remove Existing

HVAC Unit, and Supply and Install 2.5-ton Heat Pump Outdoor Unit Refrigerant Split System

1) This project consists of furnishing and installation of a new heat pump and furnace unit in House #1092, located at the Tiller Ranger Station Compound. Contractor shall verify heating and cooling ton load and power requirements for a fully functioning and performing system.

2) Project will require installation of a new heat pump and air handler, with all associated wiring, thermostat and sensor modification, ductwork, and mounting required to provide a functional heating and cooling system.

Install new components in same location as existing components being removed. Existing and new ductwork is to be insulated to R-8. All work must meet Forest Service specifications included with this contract and approved shop drawings submitted by the Contractor.

3) All existing equipment replaced by this contract will be removed and legally disposed of off National Forest System Lands.

4) Warranty

a) Equipment supplied under this contract shall have the following warranties

b) Heat Pump Compressor 5 Years

c) All Other Components 5 Year Parts Warranty

d) Warranties on equipment shall be executed, in writing, directly to the

Government.

5) Additional Information and Requirements:

a) This work requires a state electrical inspection

b) System to meet energy star criteria

c) R410 refrigerant

d) Existing and new ductwork to be insulated to R-8

e) Air handler to have backup electric heater; contractor to verify size required and voltage available for emergency heat.

f) Contractor to verify voltage available and supply

g) Outdoor units are to be placed on new concrete pad at ground level, in accordance with manufacturers specifications. Copper and wiring to be concealed with protective covers from ground level to penetration.

High voltage power installation to be performed by qualified electrician

h) Install air handler in place of existing furnace and air handler. Provide any needed adapters to fit to existing ductwork. Provide drain lines.

i) The thermostat for this unit, is outdated and must be replaced with a programmable thermostat; Honeywell RTH8500D (or equal)

2. Option Items

a. Item No. O-1 – Tiller Ranger Station Compound House #1087; Insulate

Existing Ductwork

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2023 HVAC Replacements

1) This project consists of insulating the existing duct work to R-8

1.2 FURNISHING OF MATERIAL

A. Unless otherwise stated in the specifications, Contractor shall furnish all material required for performance of the contract. All material shall comply with the specifications. Contractor shall verify the kind and amount of work that may be necessary in furnishing the material. Contractor shall furnish and deliver the material to the site of the work in such a manner that their quality and fitness for the work is preserved.

1.3 WORK RESTRICTIONS

A. General: Contractor shall have full access to project buildings for construction operations as indicated by the Contract limits.

B. Check in: The General Contractor, Sub-Contractors and Suppliers must check in at the front desk.

C. Use of Site: Limit use of premises to work in areas indicated. Do not disturb portions of Project site beyond areas in which the Work is indicated.

D. Limits: Confine constructions operations to immediate area of work.

E. Government Occupancy: Allow for Government occupancy of Project site and building.

F. Storage of Contractor Materials: Prior to Mobilization – Coordinate with the CO and COR as to where tools and equipment may be stored while on site.

G. Driveways and Entrances: Keep driveways, parking areas, loading areas and entrances serving premises clear and available to Government, Government's employees, and emergency vehicles at all times. Do not use these areas for parking or storage of materials.

H. Schedule deliveries to minimize use of driveways and entrances. Schedule deliveries to minimize space and time requirements for storage of materials and equipment on-site.

I. Use of Existing Building: Maintain existing building in a weather tight condition throughout construction period. Repair damage caused by construction operations. Protect building and its components during the construction period.

1.4 GOVERNMENT'S OCCUPANCY REQUIREMENTS

A. Full Government Occupancy: Government will occupy the site during entire construction period. Cooperate with Government during construction operations to minimize conflicts and facilitate Government usage. Perform the Work so as not to interfere with Government's day-to-day operations.

B. Maintain access to existing walkways, corridors, and other adjacent occupied or used facilities.

Do not close or obstruct walkways, corridors, or other occupied or used facilities without written permission from Government and authorities having jurisdiction.

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2023 HVAC Replacements

1.5 ADDITIONAL CONTRACTOR RESPONSIBILITIES

A. Confine storage of materials to areas as approved by the COR.

B. 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.

C. Preservation of Natural Features and Existing Structures: Confines all operations to work limits of the project. Prevent damage to natural surroundings and structures. Restore damaged areas, by repairing or replacing damaged trees and plants, structures or infrastructure at no additional expense to the Government.

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

E. Do not remove, injure, or destroy trees or other plants without prior approval. Consult with COR and remove agreed-on roots and branches that interfere with construction.

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

G. Provide temporary protection to existing structures, finishes and surfaces during construction.

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

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

1.6 CAMPING

A. Camping will not be permitted at the project site.

1.7 FIELD VERIFICATION

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

1.8 QUALITY CONTROL

A. Quality control for this project shall be the responsibility of the Contractor. The Contractor shall provide testing, inspections, etc. as necessary to ensure the construction meets the requirements of these Specifications, Drawings, and applicable construction codes and standards. In the event of any discrepancies between the Specifications, Drawings, and applicable codes and standards, the Contractor shall immediately notify the Contracting Officer (CO) of the discrepancy and work with the CO to yield a finished product that meets the applicable codes and standards while still meeting the original intent of the Specifications and Drawings. The Contractor shall provide test reports, inspection reports, certifications, photos, and all other documentation needed to demonstrate compliance with the Project Specifications and Drawings.

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2023 HVAC Replacements

PART 2 - PRODUCTS (Not USED)

PART 3 - EXECUTION

3.1 SUBMITTAL PROCEDURES

A. This Section includes administrative and procedural requirements for submitting Shop Drawings, Product Data, Samples, and other miscellaneous information. The following requirements and procedures are required in addition to and as an explanation of FAR Clause 52.236-21 and AGAR Clause 452.236-76.

B. Transmit submittals in electronic (PDF) format by e-mail. E-mail submittals to john.beagle@usda.gov. Notify Contracting Officer (CO) if this procedure cannot be utilized.

C. The electronic submittal process is not intended for color samples, color-charts or physical material samples. Mail samples and color selection data to the following location:

Attn: John Beagle USDA Forest Service 2900 NW Stewart Parkway Roseburg, OR 97471

D. All submittals shall be accompanied by a submittal transmittal form.

E. Before submitting submittals to the CO, provide electronic approval stamp or Contractor signature block certifying the submittal complies with the requirements of the Contract Documents including verification of manufacturer/product, dimensions, and coordination of information with other parts of the work.

F. Submittals shall include items such as: Contractor’s, manufacturer’s, or fabricator’s Drawings;

descriptive literature including but not limited to catalog cuts, diagrams, test reports; samples;

certifications and other such required submittals.

G. Obtain written approval from the CO for the above submittals prior to ordering, construction, assembly, and delivery.

H. Where manufacturer’s catalog sheets are used, indicate the specific items to be supplied either by arrow, encircled on sheet, or the inapplicable portion blocked out. Identify where equipment is to be used, if not obvious.

I. Material submittals shall be sufficient to demonstrate compliance with the Specifications and Drawings. Include the following information, as applicable:

1. Manufacturer's written recommendations.

2. Manufacturer's product specifications.

3. Manufacturer's installation instructions.

4. Manufacturer's catalog cuts.

5. Wiring diagrams showing factory-installed wiring.

6. Compliance with recognized trade association standards.

7. Compliance with recognized testing agency standards.

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2023 HVAC Replacements

J. Quantities and measurements provided in the Contract Drawings and Specifications are for informational purposes only. Jobsite dimensions, such as the dimensions between two surfaces on the jobsite, need to be verified by the Contractor. A dimension may be shown on the construction Drawings, but the actual dimension may vary, from very small to large increments, depending on jobsite conditions. It is extremely important that the fabricated item arrive on the jobsite ready to be installed without field modification. Special care must be taken by the Contractor to measure and verify dimensions before preparing shop drawings and ordering materials.

K. Provide Shop Drawings with complete material and hardware lists. List material descriptions and provide quantities.

1. Provide Shop Drawings that are custom to the innate designs described in the

Specifications and Drawings.

2. Boiler plate Shop Drawings will not be accepted.

3. Show all fabrication, installation, and material details.

4. Address the appearance, performance, and prescriptive descriptions in the specifications and construction drawings.

5. Attach manufacturer’s catalog cut sheets and other manufacturer’s information that is needed to convey conformance to the Specifications and Drawings.

6. Include all FIELD VERIFIED dimensions, manufacturing conventions, and special fabrication instructions on the shop drawing. It should be clear to fabrication personnel what will be manufactured from the shop drawings alone.

3.2 DELIVERABLES

A. The work items for this Contract are listed in the Schedule of Items.

PART 4 – MEASUREMENT AND PAYMENT

4.1 METHOD OF MEASUREMENT

A. The basis for measurement and payment for all work performed under this contract shall be as listed in the Schedule of Items. Unless the work to be performed is specifi-cally called out to be measured and paid for in the Schedule of Items, payment for such work shall be included in other applicable items of the Schedule of Items. There shall be no separate measurement and payment for any such work not specifically listed in the Schedule of Items.

B. Unit bid items in the Schedule shall be per the unit of measurement indicated in the schedule. Payment shall be made on the quantity of work performed by the Contractor.

C. Items listed in the Schedule of Items as lump sum shall be on a lump sum all required basis. No direct measurement will be made for lump sum bid items. Payment to the Contractor shall be made on the quantity of work actually performed by the Contrac-tor.

D. The summation of all bid items under the Schedule of Items shall equal all work re-quired by the Drawings and Specifications regardless of whether individual items of

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2023 HVAC Replacements work are described under bid item descriptions or not. Payment shall be made at the contract unit bid or lump sum prices listed in the Bid. The prices listed therein shall be payment in full for all labor, tools, equipment, materials, etc., which are required to construct respective bid items according to the Contract Documents, including all work and materials incidental thereto.

E. Payment for unit bid items and lump sum bid items only partially completed at the end of monthly pay periods shall be based on a percentage of work completed as deter-mined by the Government. An example is the construction of pipelines where the unit bid price includes the excavation and backfill of the trenches, installation of pipe, trench compaction, flushing and testing, although the Contractor may have installed certain footage of pipeline, yet has not completed the testing and/or restoration work.

The actual payment for that bid item will be reduced to reflect the actual amount of work completed.

END OF SECTION 011000

SELECTIVE DEMOLITION 024000 - 1

2023 HVAC Replacements

024000– SELECTIVE DEMOLITION

PART 1 - GENERAL

1.01 SUMMARY

A. This Section includes:

a. Tiller Ranger Station District Office - Furnishing and installation of a new Heat Pump. All existing equipment replaced by this contract will be removed and legally disposed of off National Forest System Lands. Contractor shall follow DEQ and EPA guidelines for capturing refrigerant from existing systems.

b. c. Tiller Ranger Station Compound House #1092 - Decommissioning and removing existing heating oil system components. Existing heating oil tank (675 gallon capacity) is excluded from the scope of this contract. Boiler and electrical components shall be removed professionally from Forest Service Land. Contractor is responsible for all cutting, patching, and repair required for installation, including (but not limited to) drywall and paint.

1.02 DEFINITIONS

A. Decommission: Take existing equipment out of service by disconnecting all mechanical and electrical components.

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

C. Remove and Salvage: Detach items from existing construction and deliver them to

Government.

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

E. 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.

F. Demolition Waste: Building materials and solid waste resulting from construction, remodeling, repair, cleanup, or demolition operations that are not hazardous. This term includes, but is not limited to, asphalt concrete, Portland cement concrete, brick, lumber, gypsum wallboard, cardboard and other associated packaging, roofing material, ceramic tile, carpeting, plastic pipe, and steel.

1.03 MATERIALS OWNERSHIP

A. Except for items or materials indicated to be reused, salvaged, reinstalled, or otherwise indicated to remain Government property, demolished materials shall become Contractor's property and shall be removed from Project site and Forest Service Land.

B. Coordinate with COR through submittal process if any items need to be reinstalled for the purposes of functionality of the newly installed system.

1.04 SUBMITTALS

SELECTIVE DEMOLITION 024000 - 2

A. Provide Safety Plan required by Contract Section H-3 that includes safeguards and measures for hazards associated with electrical, mechanical, and materials handling procedures.

B. Proposed Control Measures: Submit statement or drawing that indicates the measures proposed for use, proposed locations, and proposed time frame for their operation.

Identify options if proposed measures are later determined to be inadequate.

C. Cutting, Patching, and Repair Proposal: Submit a proposal describing procedures at least 10 working days before the time cutting and patching will be performed, requesting approval to proceed. Include the following information:

1. Extent: Describe cutting, patching, and repairs operations. Show how the operations will be performed.

2. Dates: Indicate when cutting, patching, and repairs will be performed.

3. Repair Materials: Submit material list and manufacturer’s cut sheets for any roofing materials, wall materials, patching materials, and paint.

D. Contracting Officer’s (CO) Approval: Obtain approval of cutting and patching proposal before cutting and patching. Approval does not waive right to later require removal and replacement of unsatisfactory work.

1.05 QUALITY ASSURANCE

A. Regulatory Requirements: Comply with applicable governing EPA notification regulations before beginning selective demolition. Comply with hauling and disposal regulations of authorities having jurisdiction.

B. Standards: Comply with ANSI A10.6 and NFPA 241.

1.06 PROJECT CONDITIONS

A. Provide not less than 72 hours written notice to Contracting Officer (CO) of activities that will affect Government operations.

B. Maintain access to existing walkways, corridors, and other adjacent occupied or used facilities.

1. Do not close or obstruct walkways, corridors, or other occupied or used facilities without 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.

1. If materials suspected of containing hazardous materials are encountered, do not disturb; immediately notify Contracting Officer (CO).

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. Should any utilities need to be shut down for the purposes of demolition, notify the COR and Tiller District personnel.

SELECTIVE DEMOLITION 024000 - 3

PART 2 - PRODUCTS

2.01 REPAIR MATERIALS

A. Use repair materials identical to existing materials.

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

C. Use materials whose installed performance equals or surpasses that of existing materials.

PART 3 - EXECUTION

3.01 EXAMINATION

A. Verify that utilities have been disconnected and capped.

B. Survey existing conditions and correlate with requirements indicated to determine extent of selective demolition required.

C. Inventory and record the condition of items to be removed and reinstalled and items to be removed and salvaged.

D. When unanticipated mechanical, electrical, or structural elements that conflict with intended function or design are encountered, investigate and measure the nature and extent of conflict. Promptly submit a written report to CO.

E. Examine surfaces to be cut and patched and conditions under which cutting and patching are to be performed.

1. Compatibility: Before patching, verify compatibility with and suitability of substrates, including compatibility with existing finishes or primers.

F. Proceed with installation only after unsafe or unsatisfactory conditions have been corrected.

3.01 UTILITY SERVICES

A. Existing Utilities: Maintain services indicated to remain and protect them against damage during 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 interruptions 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.

3.02 PREPARATION

A. Site Access and Temporary Controls: Conduct selective demolition and debris removal operations to ensure minimum interference with roads, streets, walks, walkways, and other adjacent occupied and used facilities.

1. Do not close or obstruct walks, walkways, or other adjacent occupied or used facilities without permission from CO and authorities having jurisdiction.

B. Provide alternate routes around closed or obstructed traffic ways if required by governing regulations.

SELECTIVE DEMOLITION 024000 - 4

C. Erect temporary protection, such as walks, fences, railings, canopies, and covered passageways, where required.

D. Protect existing site improvements, appurtenances, and landscaping to remain.

E. Temporary Facilities: Provide temporary barricades and other protection required to prevent injury to people and damage to adjacent buildings and facilities to remain.

F. Temporary Enclosures: Provide temporary enclosures for protection of existing building and construction, in progress and completed, from exposure, foul weather, other construction operations, and similar activities. Provide temporary weathertight enclosure for building exterior.

G. Temporary Partitions: Erect and maintain dustproof partitions and temporary enclosures to limit dust and dirt migration and to separate areas from fumes and noise.

H. Temporary Shoring: Provide and maintain interior and exterior shoring, bracing, or structural support to preserve stability and prevent movement, settlement, or collapse of construction to remain, and to prevent unexpected or uncontrolled movement or collapse of construction being demolished.

3.03 POLLUTION CONTROLS

A. Dust Control: Use water mist, temporary enclosures, and other suitable methods to limit spread of dust and dirt. Comply with governing environmental-protection regulations.

1. To eliminate trackable dirt, wipe down walls and doors of demolition enclosure.

2. Vacuum carpeted areas.

B. Solvent Control: Use Sorbents following bio-preferred criteria.

C. Disposal: Remove and transport debris in a manner that will prevent spillage on adjacent surfaces and areas.

1. Remove debris from elevated portions of building by chute, hoist, or other device that will convey debris to grade level in a controlled descent.

D. Cleaning: Clean adjacent structures and improvements of dust, dirt, and debris caused by selective demolition operations. Return adjacent areas to condition existing before selective demolition operations began. Use bio-preferred cleaning supplies.

3.04 DEMOLITION

A. General: Demolish and remove existing construction only to the extent required by new construction 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.

B. Use cutting methods least likely to damage construction to remain or adjoining construction.

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

D. Do not use cutting torches until work area is cleared of flammable materials. At concealed spaces, such as duct and pipe interiors, verify condition and contents of hidden space before starting flame-cutting operations.

SELECTIVE DEMOLITION 024000 - 5

E. Maintain portable fire suppression devices during flame-cutting operations.

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

G. Dispose of all demolition waste items and materials promptly.

3.05 REMOVED AND REINSTALLED ITEMS

A. Clean and repair items to functional condition adequate for intended reuse.

B. Reinstall items in locations indicated. Comply with installation requirements for new materials and equipment.

C. Provide connections, supports, and miscellaneous materials necessary to make item functional for use indicated.

3.06 CUTTING, PATCHING, AND REPAIRS

A. General:

1. Promptly repair damage to adjacent construction caused by selective demolition operations.

2. Employ skilled workers to perform cutting, patching, and repairs.

B. Protection: Protect existing construction during cutting, patching, and repairs to prevent damage. Provide protection from adverse weather conditions for portions of project that might be exposed during cutting, patching, and repair operations.

C. Adjoining Areas: Avoid interference with use of adjoining areas or interruption of free passage to adjoining areas.

D. Existing Services: Where existing services are required to be removed, relocated, or abandoned, bypass such services before cutting to minimize interruption of services to occupied areas.

E. Cutting: Cut existing construction by sawing, drilling, breaking, chipping, grinding, and similar operations, using methods least likely to damage elements retained or adjoining construction.

1. Provide temporary support of work to be cut.

2. In general, use hand or small power tools designed for sawing and grinding, not hammering and chopping. Cut holes and slots as small as possible, neatly to size required, and with minimum disturbance of adjacent surfaces.

3. Temporarily cover openings when not in use.

4. Existing Finished Surfaces: Cut or drill from the exposed or finished side into concealed surfaces.

5. Proceed with patching after construction operations requiring cutting or repairs are complete.

6. In general, use hand or small power tools designed for sawing and grinding, not hammering and chopping. Cut holes and slots as small as possible, neatly to size required, and with minimum disturbance of adjacent surfaces.

7. Temporarily cover openings when not in use.

8. Existing Finished Surfaces: Cut or drill from the exposed or finished side into concealed surfaces.

9. Proceed with patching after construction operations requiring cutting or repairs are complete.

SELECTIVE DEMOLITION 024000 - 6

F. Patching: Patch construction by filling, repairing, refinishing, closing up, and similar operations following performance of other Work. Patch with durable seams that are as invisible as possible. Provide materials and comply with installation requirements specified in other Sections of these Specifications.

G. 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.

H. Finishes: Restore exposed finishes of patched areas and extend restoration into adjoining construction in a manner that eliminates evidence of patching and refinishing.

I. Walls: Where walls or partitions that are demolished extend one finished area into another, patch and repair wall surfaces in the space. Provide an even surface of uniform finish color, texture, and appearance. Remove existing wall coverings and replace with new materials, if necessary, to achieve uniform color and appearance.

J. Ceilings: Patch, repair, or rehang existing ceilings as necessary to provide an even, plane surface of uniform appearance.

K. Roofing: Patch, repair, and match shingles and underlayment material as necessary for an even, plane, and water tight surface for uniform appearance.

3.07 DISPOSAL OF DEMOLISHED MATERIALS

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.

PART 4 - MEASUREMENT AND PAYMENT

4.01 Basis of Payment

A. Payment will be made based on the Contract Schedule of Items.

END OF SECTION

BASIC HVAC MATERIALS AND METHODS 230000 - 1

2023 HVAC Replacements

SECTION 230000 BASIC HVAC MATERIALS AND METHODS

PART 1 - GENERAL

1.1 SUMMARY

A. This section specifies includes basic requirements for materials and methods for repair, maintenance, replacement of and installation of HVAC and plumbing equipment and systems.

Additional materials and installation requirements for these items are covered in other sections of the specifications. This item also includes the cost of transportation of Contractor’s personnel, materials, and equipment to and from the job site during accomplishment of the project. Submit invoices or delivery slips to show actual quantities of materials delivered to the site for use in fulfillment of each allowance.

B. Pipe Sizes

1. All references to pipe sizes refer to the nominal diameter.

1.2 SUBMITTALS

A. Prior to installation of new equipment submit technical product data installation instructions, and recommendations from manufacture, including data that materials comply with requirements for new mechanical equipment materials. Include pertinent dimensional and rating data relating to all mechanical equipment. Include all manufacturer’s testing and adjustment procedures.

B. Maintenance Data & Operating Instructions: Prior to final acceptance of installation of new equipment and fixtures, provide two (2) copies of manufacturer’s literature for approval. Cover each item of equipment and provide complete sets of manufacturer's instructions for operations and maintenance, including replacement parts lists, wiring diagrams, belt type and size if belt driven, type of bearing on unit and motor and control diagrams, bound in 3-ring notebooks.

Include plumbing fixtures and trim showing catalog number, model, type, size, capacity and characteristics.

C. Refrigerant: Submittal shall include comparisons of currently available refrigerants, their listing status with EPA, and an analysis of which refrigerant is the best value and most efficient for this application.

1.3 QUALITY ASSURANCE

A. Work is to be performed under the direction of a licensed Contractor.

B. Electrical connections of all mechanical equipment shall be installed in compliance with Electrical Code and the equipment’s UL listing. Provide all necessary field wiring and devices from point of connection to building electrical wiring system.

C. Air handling equipment shall be rated in accordance with AMCA certified rating procedures and AMCA labeled.

BASIC HVAC MATERIALS AND METHODS 230000 - 2

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D. Air Conditioning and refrigeration equipment rating in accordance with ARI certified rating procedures and AMCA labeled.

E. Workmanship - Set equipment plumb and true with easy access for maintenance. Off-set piping as required to provide for proper and necessary clearances. Provide adequate clearances for repair and service of mechanical equipment.

F. Codes and Standards – comply with the provisions of the following codes, standards and specifications, except where more stringent requirements are shown specified:

G. State of Oregon Structural Specialty Code

H. State of Oregon Mechanical Specialty Code

I. State of Oregon Plumbing Code

J. State of Oregon Uniform Fire Code

K. NFPA and other standards referenced in the above codes

L. State of Oregon Energy Code.

1.4 REFERENCES

A. National Electrical Manufacturers Association (NEMA)

B. International Conference of Building Officials (ICBO)

C. Underwriters' Laboratories, Incorporated (UL)

1.5 ENERGY EFFICIENCY REQUIREMENTS

A. New and replacement heat pump and air conditioning units shall have a Season Energy Efficiency Ratio (SEER) of 13.

B. New and replacement gas, oil and electric furnaces shall be Energy Star rated.

1.6 UTILITY COORDINATION

A. Coordinate all aspects of the incoming utilities for the building (water, gas, electrical, and sewer utility service) with the serving utility, and the Forest Service.

1.7 DELIVERY, STORAGE, AND HANDLING

A. Deliver to the project site materials with manufacturer’s labels intact and legible.

B. Store materials inside and protect from the weather, dirt and construction dust. When necessary to store outside, elevate well above grade and enclose with durable, waterproof wrapping.

BASIC HVAC MATERIALS AND METHODS 230000 - 3

2023 HVAC Replacements

PART 2 - PRODUCTS

2.1 MANUFACTURER

A. All pipe of a given type, material, and size shall be the product of a single manufacturer.

B. All HVAC units replaced or installed under the same contract shall be of a single manufacturer.

2.2 EQUIPMENT PAINTING

A. Check equipment furnished under this contract finished with factory applied finish. Clean dirty equipment and refinish mars or scratches to original surface and color.

B. Paint one coat flat black on interior of ductwork that can be seen through screens, grilles or diffusers.

C. Paint all miscellaneous structural supports, including stands, two coats of machinery enamel, and color as selected.

2.3 ELECTRICAL CONNECTIONS

A. Electrical work shall be performed by personnel qualified to disconnect and reconnect HVAC equipment. Work shall be done in accordance with the 2017 Oregon Electrical Specialty Code

(OESC).

2.4 REFRIGERANT

A. Equipment shall utilize refrigerant that has not been banned, or is not planned for retirement in the next 5 years per EPA rules. Use of alternate refrigerants will be considered if contractor can show refrigerant will continue to be available throughout the life cycle of the equipment plus 10 years and/or provide documentation that future service will not be affected.

1. Lists of acceptable and unacceptable substitutes are updated several times each year. A chronological list of SNAP updates is available at https://www.epa.gov/snap/snap-substitutes-sector or from the stratospheric ozone information hotline at 1 (800) 296- 1996.

2. Refrigerant shall be an approved alternative refrigerant per EPA's Significant New Alternative Policy (SNAP) listing.

3. Chlorofluorocarbon (CFC) based refrigerants are prohibited.

4. Do not use any Ozone Depleting Substances (ODS) as Refrigerants

PART 3 - EXECUTION

3.1 GENERAL

A. All materials shall be installed per manufacturer’s recommendation and instructions.

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B. Follow all applicable codes, regulations and industry practice in locating and installing mechanical equipment and material so that completed installation presents the least possible hazard.

C. Maintain adequate clearances for repair and service to all equipment.

3.2 MECHANICAL EQUIPMENT WIRING

A. Provide properly rated motor overload and under voltage protection and all manual automatic motor operation devices for all mechanical equipment.

B. Provide all field wiring and / or devices necessary for a complete and operable system including controls for the actual selected equipment/system.

C. Provide all starters for mechanical motors.

3.3 EQUIPMENT ADJUSTMENTS - GENERAL

A. Adjust and calibrate all automatic mechanical equipment, mixing valves, flush values, float devices, etc. Adjust flow rates at each piece of equipment or fixture.

B. Lubricate equipment properly per manufacturer's recommendations prior to operating and placing in service.

3.4 ADJUSTING AND BALANCING HVAC EQUIPMENT

A. After completion of the work of installation, test and regulate all components of new heating, air conditioning and ventilation systems to verify air volumes and heating-cooling flow rates, unless otherwise agreed by the COR.

B. Balancing of heating and air conditioning systems shall be performed by a firm established in the State of Oregon providing this service.

C. Adjust and balance all portions of new HVAC systems to produce indicated results within limits of minus 5 to plus 10 percent, or as subsequently directed by the COR.

D. Balancing data may be spot checked with instruments similar to that used by the balancing firm.

E. If, in the judgment of the COR, the discrepancies warrant additional adjustment, readjust and rebalance the systems at no additional cost to the Forest Service.

3.5 PROTECTION AND CLEANUP

A. Protect all work and materials against loss or damage. Close pipe openings with caps or plugs.

At final completion, thoroughly clean and deliver all work and new equipment in new condition.

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B. Do all necessary cutting, patching of existing building, and yard surfaces required for completion of mechanical work. Patch to match finish and color of existing adjacent surfaces.

C. Under no circumstances are beams, girders, footings, or columns to be cut for mechanical work items unless written approval is obtained from the COR.

D. Cutting, patching and repairing for the proper installation and completion of mechanical work (including plaster, gypsum board, masonry, carpentry work, and painting) shall be performed by workers skilled in their trades.

E. Protect floors, walls, framing and sheeting where pipe cutting is conducted. Clean-up metal cuttings, oil, etc. daily or as necessary to prevent debris from being tracked beyond the work area.

3.6 NEW EQUIPMENT STARTUP

A. Provide start-up, test and adjustment of each item of mechanical equipment and of complete system by qualified field personnel.

B. Instruct COR in operating and maintaining equipment.

C. During final review, demonstrate system operation to COR that each item of new equipment is operating as designed, controls react as required to provide proper conditions and that adjusting and balancing have been accomplished in accordance with the specifications and manufacturer’s recommendations.

PART 4 - BASIS OF PAYMENT (NOT USED)

END OF SECTION 230000

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SECTION 230000 BASIC HVAC MATERIALS AND METHODS

PART 1 - GENERAL

1.1 SUMMARY

A. This section specifies includes basic requirements for materials and methods for repair, maintenance, replacement of and installation of HVAC and plumbing equipment and systems.

Additional materials and installation requirements for these items are covered in other sections of the specifications. This item also includes the cost of transportation of Contractor’s personnel, materials, and equipment to and from the job site during accomplishment of the project. Submit invoices or delivery slips to show actual quantities of materials delivered to the site for use in fulfillment of each allowance.

B. Pipe Sizes

1. All references to pipe sizes refer to the nominal diameter.

1.2 SUBMITTALS

A. Prior to installation of new equipment submit technical product data installation instructions, and recommendations from manufacture, including data that materials comply with requirements for new mechanical equipment materials. Include pertinent dimensional and rating data relating to all mechanical equipment. Include all manufacturer’s testing and adjustment procedures.

B. Maintenance Data & Operating Instructions: Prior to final acceptance of installation of new equipment and fixtures, provide two (2) copies of manufacturer’s literature for approval. Cover each item of equipment and provide complete sets of manufacturer's instructions for operations and maintenance, including replacement parts lists, wiring diagrams, belt type and size if belt driven, type of bearing on unit and motor and control diagrams, bound in 3-ring notebooks.

Include plumbing fixtures and trim showing catalog number, model, type, size, capacity and characteristics.

C. Refrigerant: Submittal shall include comparisons of currently available refrigerants, their listing status with EPA, and an analysis of which refrigerant is the best value and most efficient for this application.

1.3 QUALITY ASSURANCE

A. Work is to be performed under the direction of a licensed Contractor.

B. Electrical connections of all mechanical equipment shall be installed in compliance with Electrical Code and the equipment’s UL listing. Provide all necessary field wiring and devices from point of connection to building electrical wiring system.

C. Air handling equipment shall be rated in accordance with AMCA certified rating procedures and AMCA labeled.

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D. Air Conditioning and refrigeration equipment rating in accordance with ARI certified rating procedures and AMCA labeled.

E. Workmanship - Set equipment plumb and true with easy access for maintenance. Off-set piping as required to provide for proper and necessary clearances. Provide adequate clearances for repair and service of mechanical equipment.

F. Codes and Standards – comply with the provisions of the following codes, standards and specifications, except where more stringent requirements are shown specified:

G. State of Oregon Structural Specialty Code

H. State of Oregon Mechanical Specialty Code

I. State of Oregon Plumbing Code

J. State of Oregon Uniform Fire Code

K. NFPA and other standards referenced in the above codes

L. State of Oregon Energy Code.

1.4 REFERENCES

A. National Electrical Manufacturers Association (NEMA)

B. International Conference of Building Officials (ICBO)

C. Underwriters' Laboratories, Incorporated (UL)

1.5 ENERGY EFFICIENCY REQUIREMENTS

A. New and replacement heat pump and air conditioning units shall have a Season Energy Efficiency Ratio (SEER) of 13.

B. New and replacement gas, oil and electric furnaces shall be Energy Star rated.

1.6 UTILITY COORDINATION

A. Coordinate all aspects of the incoming utilities for the building (water, gas, electrical, and sewer utility service) with the serving utility, and the Forest Service.

1.7 DELIVERY, STORAGE, AND HANDLING

A. Deliver to the project site materials with manufacturer’s labels intact and legible.

B. Store materials inside and protect from the weather, dirt and construction dust. When necessary to store outside, elevate well above grade and enclose with durable, waterproof wrapping.

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PART 2 - PRODUCTS

2.1 MANUFACTURER

A. All pipe of a given type, material, and size shall be the product of a single manufacturer.

B. All HVAC units replaced or installed under the same contract shall be of a single manufacturer.

2.2 EQUIPMENT PAINTING

A. Check equipment furnished under this contract finished with factory applied finish. Clean dirty equipment and refinish mars or scratches to original surface and color.

B. Paint one coat flat black on interior of ductwork that can be seen through screens, grilles or diffusers.

C. Paint all miscellaneous structural supports, including stands, two coats of machinery enamel, and color as selected.

2.3 ELECTRICAL CONNECTIONS

A. Electrical work shall be performed by personnel qualified to disconnect and reconnect HVAC equipment. Work shall be done in accordance with the 2017 Oregon Electrical Specialty Code

(OESC).

2.4 REFRIGERANT

A. Equipment shall utilize refrigerant that has not been banned, or is not planned for retirement in the next 5 years per EPA rules. Use of alternate refrigerants will be considered if contractor can show refrigerant will continue to be available throughout the life cycle of the equipment plus 10 years and/or provide documentation that future service will not be affected.

1. Lists of acceptable and unacceptable substitutes are updated several times each year. A chronological list of SNAP updates is available at https://www.epa.gov/snap/snap-substitutes-sector or from the stratospheric ozone information hotline at 1 (800) 296- 1996.

2. Refrigerant shall be an approved alternative refrigerant per EPA's Significant New Alternative Policy (SNAP) listing.

3. Chlorofluorocarbon (CFC) based refrigerants are prohibited.

4. Do not use any Ozone Depleting Substances (ODS) as Refrigerants

PART 3 - EXECUTION

3.1 GENERAL

A. All materials shall be installed per manufacturer’s recommendation and instructions.

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B. Follow all applicable codes, regulations and industry practice in locating and installing mechanical equipment and material so that completed installation presents the least possible hazard.

C. Maintain adequate clearances for repair and service to all equipment.

3.2 MECHANICAL EQUIPMENT WIRING

A. Provide properly rated motor overload and under voltage protection and all manual automatic motor operation devices for all mechanical equipment.

B. Provide all field wiring and / or devices necessary for a complete and operable system including controls for the actual selected equipment/system.

C. Provide all starters for mechanical motors.

3.3 EQUIPMENT ADJUSTMENTS - GENERAL

A. Adjust and calibrate all automatic mechanical equipment, mixing valves, flush values, float devices, etc. Adjust flow rates at each piece of equipment or fixture.

B. Lubricate equipment properly per manufacturer's recommendations prior to operating and placing in service.

3.4 ADJUSTING AND BALANCING HVAC EQUIPMENT

A. After completion of the work of installation, test and regulate all components of new heating, air conditioning and ventilation systems to verify air volumes and heating-cooling flow rates, unless otherwise agreed by the COR.

B. Balancing of heating and air conditioning systems shall be performed by a firm established in the State of Oregon providing this service.

C. Adjust and balance all portions of new HVAC systems to produce indicated results within limits of minus 5 to plus 10 percent, or as subsequently directed by the COR.

D. Balancing data may be spot checked with instruments similar to that used by the balancing firm.

E. If, in the judgment of the COR, the discrepancies warrant additional adjustment, readjust and rebalance the systems at no additional cost to the Forest Service.

3.5 PROTECTION AND CLEANUP

A. Protect all work and materials against loss or damage. Close pipe openings with caps or plugs.

At final completion, thoroughly clean and deliver all work and new equipment in new condition.

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B. Do all necessary cutting, patching of existing building, and yard surfaces required for completion of mechanical work. Patch to match finish and color of existing adjacent surfaces.

C. Under no circumstances are beams, girders, footings, or columns to be cut for mechanical work items unless written approval is obtained from the COR.

D. Cutting, patching and repairing for the proper installation and completion of mechanical work (including plaster, gypsum board, masonry, carpentry work, and painting) shall be performed by workers skilled in their trades.

E. Protect floors, walls, framing and sheeting where pipe cutting is conducted. Clean-up metal cuttings, oil, etc. daily or as necessary to prevent debris from being tracked beyond the work area.

3.6 NEW EQUIPMENT STARTUP

A. Provide start-up, test and adjustment of each item of mechanical equipment and of complete system by qualified field personnel.

B. Instruct COR in operating and maintaining equipment.

C. During final review, demonstrate system operation to COR that each item of new equipment is operating as designed, controls react as required to provide proper conditions and that adjusting and balancing have been accomplished in accordance with the specifications and manufacturer’s recommendations.

PART 4 - BASIS OF PAYMENT (NOT USED)

END OF SECTION 230000