Revised Specifications~1.pdf

Y020.01 01 00 00 - 1 Summary of Work

SECTION 01 00 00

SUMMARY OF WORK

PART 1 - GENERAL

1.01 REQUIREMENTS INCLUDED

A. Work covered by Contract Documents

B. Contract method

C. Additive Alternates

D. Contractor use of premises

E. Owner occupancy

F. General Requirements

G. Submittals

H. Scheduling

I. Operation and maintenance manuals

J. Owner training

K. Record drawings

1.02 WORK COVERED BY CONTRACT DOCUMENTS

A. Contractor shall provide all labor, materials, tools and equipment, and services necessary for design and construction of a project described herein.

B. Project requirement specifications and drawings are schematic in nature, and are not intended to fully describe the systems, which are the responsibility of the Contractor.

C. Overall Project Description: Work generally includes selective owner improvements to the

ODOT District 11 Offices heating, cooling and ventilating systems. Work includes selective furnace/Dx unit demolition including ductwork and controls. Work includes mechanical and electrical systems to provide new furnaces/Dx units or split system heat pumps with associated new ductwork and controls. Contractor to develop, prepare, coordinate and submit design and permitting documentation for mechanical and electrical systems.

1.03 CONTRACT METHOD

A. Work will be constructed under a single lump sum contract.

1.04 ADDITIVE ALTERNATES

A. Alternates will be exercised at the option of Owner.

B. Provide bid alternates for areas of work as indicated in attached “BID ALTERNATES

PLAN” sheet M001.

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1.05 CONTRACTOR USE OF PREMISES

A. Contractor shall limit use of premises for work, for storage, and for access to allow:

1. Owner occupancy in adjacent spaces

2. Public usage in adjacent spaces

3. Work by other contractors

B. Coordinate use of premises under the direction of the Owner.

C. Assume full responsibility for protection and safekeeping of products under this Contract.

D. Obtain and pay for use of additional storage or work areas needed for operations under this

Contract.

1.06 OWNER OCCUPANCY

A. Areas near and adjacent to work under this Contract are currently occupied. Owner will occupy premises during the entire construction period for performance of normal operations. Cooperate with Owner in scheduling operations to minimize conflict and to facilitate Owner usage.

B. Public will have access to areas adjacent to the work area covered by this Contract. It is the responsibility of the Contractor to put up barricades and warning signs to adequately protect the public or any Owner's representative from being exposed to an unsafe condition while the Contractor is performing the work.

1.07 GENERAL REQUIREMENTS

A. Building Code: All work shall conform to the latest edition of Oregon Building Code, collectively referred to as the “Code” and all applicable local ordinances.

B. Permitting agency requirements: Prepare and submit required construction documents to the AHJ for plan review and pay plan review fees. Obtain and pay for all permits required to perform work. Follow the requirements for permits current at the time of submission.

The Contractor is responsible to develop, prepare, coordinate, and submit all material required, so the permitting agency's review will not adversely affect the construction schedule.

1. Prepare and submit Oregon Energy Code Compliance documents required by AHJ.

2. Obtain required inspections by AHJ.

C. Contractor shall have necessary licenses, certifications, and registrations as require by the AHJ to perform the work.

D. Provide complete, integrated, coordinated, operational systems that perform their intended use.

E. Where referenced or otherwise required in these specifications, components and their attachments to the structure shall comply with Oregon Structural Specialty Code (OSSC) with local amendments and all applicable local ordinances for Oregon, with parameters as specified in this section.

F. All electrical equipment shall be listed as approved for its application by the Underwriters

Laboratory or other testing agency approved by the State of Oregon Electrical and Elevator Board. Approval indicates agency meets testing standard requirements for electrical safety required by Oregon Revised Statutes 479.510 through 479.855 and Oregon Administrative Rules.

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1.08 SUBMITTALS

A. General Requirements: Deliver all submittals electronically in PDF format to Owner’s Authorized Representative at e-mail address provided at that time. Transmit each item with approved transmittal form referencing the project, the Owner, and the Contractor.

The Owner’s Authorized Representative will be identified during the pre-construction conference.

1.09 SCHEDULING

A. Prepare Construction Schedule and submit to Owner for approval within two weeks of Notice to Proceed.

B. Schedule design process and submittals to fit within the overall Construction Schedule.

C. Allow adequate time for AHJ review. Contact AHJ for time estimate and coordination of schedule.

1.10 OPERATIONS AND MAINTENANCE MANUALS

A. Operations and Maintenance Manuals: Provide operations and maintenance information for all materials. Equipment and systems provided hereunder. Manuals shall contain full information for each item of mechanical, electrical, or other operating equipment including:

1. Manufacturer's instructions for installation, startup, operation, inspection, and maintenance

2. Lubrication schedules

3. Performance capacity

4. Catalog data sheets

5. Parts list

6. Maintenance schedules

1.11 OWNER TRAINING

A. Instruct Owner in proper operation and maintenance of equipment and systems.

Instruction shall include topics listed in manufacturer’s operations and maintenance manual. Operator instructions shall cover all aspects of manual, automatic, and safety controls. Contractor shall also instruct the Owner in the general configuration of systems and location of equipment and components.

B. After installation is complete, demonstrate systems to the Owner’s Authorized

Representative satisfaction as being complete and operational and entirely in conformance with Contract Documents.

1.12 RECORD DRAWINGS

A. Provide record "as-built" drawings in PDF format. Show all deviations from original construction drawings and Contractor’s shop drawings.

PART 2 - PRODUCTS

2.01 THIS PART NOT USED

Y020.01 01 00 00 - 4 Summary of Work

PART 3 - EXECUTION

3.01 THIS PART NOT USED

END OF PROJECT GUIDELINES

Y020.01 21 05 00 - 1 General HVAC Provisions

SECTION 23 05 00

GENERAL HVAC PROVISIONS

PART 1 - GENERAL

1.01 SUMMARY OF WORK

A. Provide a complete and operational, and fully-tested heating, ventilating and air-conditioning system consisting of the following elements

1. Packaged Single-Zone Furnace with Dx Heating and Cooling units

2. New ductwork with ceiling supply and return air outlets and inlets.

3. For Base Bid A and Alternates A1, A2: Ecobee averaging thermostat control with locations as indicated on plans. For Base Bid B and Alternates B1, B2: Split System thermostat control with contractor designed zoning plan and thermostat locations.

B. Coordination with other trades and with field conditions will be required. Contractor shall prepare mechanical system layout Drawings suitable for obtaining a Klamath County building permit showing locations and types of equipment, duct sizes, pipe sizes, location of thermostats, and other related items. All drawings shall be fully dimensioned including both plan and elevation dimensions.

1.02 CODES AND STANDARDS

A. Building Code: All work must conform to the latest edition of Oregon Building Code, and are collectively referred to as the “Code”:

1. Oregon Structural Specialty Code

2. Oregon Plumbing Specialty Code

3. Oregon Mechanical Specialty Code

4. Oregon Energy Efficiency Specialty Code

5. Oregon Electric Code

6. Oregon Fire Code

1.03 GENERAL REQUIREMENTS

A. Operations and Maintenance Manuals: Provide operations and maintenance information for all materials. Equipment and systems provided hereunder. Manuals shall contain full information for each item of mechanical, electrical, or other operating equipment including:

1. Manufacturer's instructions for installation, startup, operation, inspection, and maintenance

2. Lubrication schedules

3. Performance capacity

4. Catalog data sheets

5. Parts list

6. Maintenance schedules

B. Instruct Owner in proper operation and maintenance of equipment and systems.

Instruction shall generally include topics listed in manufacturer’s operations and maintenance manual. Operator instructions shall cover all aspects of manual, automatic, and safety controls. Contractor shall also instruct the Owner in the general configuration of systems and location of equipment and components.

C. After installation is complete, demonstrate systems to the Owner’s Authorized

Representative satisfaction as being complete and operational and entirely in conformance with Contract Documents.

Y020.01 21 05 00 - 2 General HVAC Provisions

D. Provide record "as-built" drawings in PDF format. Show all deviations from original construction drawings by accurate dimensions from building lines.

1.04 DESIGN REQUIREMENTS

A. Contractor shall provide complete design of furnace with Dx heating and cooling system including equipment, piping, and wiring as specified hereunder.

1. System shall provide heating, cooling, air flow, and supply air temperature performance as specified hereunder.

2. Systems shall be designed to conform to thermal zoning arrangement shown on

Drawings.

B. The following ambient environmental conditions will be used as a basis of design:

1. Location: Klamath Falls, Oregon

2. Site Elevation: 4,000 feet above sea level

3. OSSC Climate Zone: 5B

4. Winter ambient design temperature: 6.8°F

(ASHRAE Heating Dry Bulb 99.6%)

5. Summer ambient design temperature: 90.9°F db, 63.1°F wb

(ASHRAE Cooling 0.4%)

C. The following indoor environmental design conditions are to be used as a Basis of

Design:

Room Type

Occ Density (Pers /1000

SF)

Htg Occ Setpt (oF)

Clg Occ Setpt (oF)

Htg Unocc Setpoint

(oF)

Clg Unocc Setpoint

(oF)

Min Exhaust

Rate

Office 5 70 75 60 85

Conference 50 70 75 60 85

Reception 5 70 75 60 85

Break Room

70 70 75 60 85

Corridor -- 70 75 60 85

Toilet Room

-- 70 75 60 85 50 cfm per fixture

1.05 SUBMITTALS

A. Special Requirements: Submit product data, technical and performance data, shop drawings, installation details and instructions, calculations, and reports detailing system design as follows:

1. Calculations: Submit calculations for the following:

a. Code outside air ventilation calculations

2. Product List: Summary table of all equipment, accessories, and control devices including manufacturer and model number for each.

3. Product Data: Submit manufacturer’s catalog data for materials, devices, and equipment furnished including physical dimensions of equipment.

4. Floor Plans: Full size plans showing equipment, ductwork, piping, and wiring locations and routing. Indicate locations of air outlets and inlets stating associated airflow rates.

Show maintenance service access requirements. Drawings shall be prepared electronically using AutoCAD.

5. Technical and Performance Data:

a. Code outside air ventilation calculations

b. Equipment sizing calculations

c. Condenser unit performance, capacity, and efficiency at design conditions

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d. Indoor unit air quantities, external static pressure, fan curves, heating and cooling capacity. Performance data shall be provided for design conditions.

e. Electrical power requirements.

6. Schematic Diagrams:

a. Natural gas piping diagrams and installation details including overall system schematic with piping arrangement, routing, and sizing indicated.

b. Furnace/Dx unit power wiring diagrams

7. Close-out Submittal:

a. Submit Contractor’s start-up and verification reports.

b. Testing, adjusting, and balancing report

c. Record “As-Built” drawings

PART 2 - HEATING, VENTILATING, AND AIR-CONDITIONING GUIDELINES

2.01 GENERAL REQUIREMENTS

A. All HVAC equipment requiring regular service shall be located in an area that is readily accessible. All manufacturers’ service clearance requirements shall be followed. Ceiling mounted heating, ventilating, and air-conditioning equipment shall be located such that equipment is readily serviceable from a ladder on the floor below uninhibited by walls or furniture at the time of construction.

B. Equipment shall be seismically restrained in accordance with code.

C. Provide testing, adjusting and balancing by a NEBB certified contractor in accordance with NEBB standards. Provide final TAB report.

D. Provide identification of equipment as follows:

1. Equipment Nameplates: Plastic laminated black-white-black phenolic plastic.

Engraved to show white lettering on black background, except for labels attached to ceiling grid or located within finished spaces shall have black lettering on white background. Gothic letters minimum 3/16-inches high.

E. Acoustical Performance: HVAC systems shall be design in accordance with the following requirements:

1. Ambient Sound Levels: HVAC systems will be design to achieve ambient sound levels which are suitable for the intended use of the spaces. Ambient sound levels listed in

ASHRAE 2019 Handbook – HVAC Applications 48.3 Table 1 will be used as the Basis of Design.

2.02 PACKAGED SINGLE ZONE GAS-FIRED HEATING AND ELECTRIC HEATING AND COOLING

UNIT

A. Manufacturers:

1. Daikin, Trane, Carrier, Rheem, York, or Approved.

B. Base Bid A and Alternates A1, A2 General: Gas-fired heating and electric cooling unit complete with fan(s), motor(s), motor contactor/drive, heat exchanger, burners, direct-expansion cooling coil, compressor(s), controls, filters, thermostat, and accessories. The units shall be configured for ceiling supply and return.

1. Provide a total of 5 units as with zoning in bid alternates as indicated on plans.

a. Minimum capacity for each new unit: 100,000 Btu/hr heating, and 4 tons nominal cooling.

b. Salvage, reuse, and relocate one Carrier furnace as indicated on Bid Alternates plan. Provide new 4-ton condensing unit and Dx circuit for relocated furnace.

2. Unit minimum efficiencies as defined by Code and ASHRAE 90.1:

a. Furnace minimum efficiency = 81 90% Et

b. Air conditioner minimum efficiency, SEER2 = 12.0 14.0, HSPF2 = 6.1

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3. Controls: Ecobee averaging thermostats placed in locations as indicated on zoning plans to control associated unit.

C. Base Bid B and Alternates B1, B2 General: Direct-expansion Split System Heat Pump HVAC system(s). System shall consist of multiple indoor units, outdoor unit(s), piping, controls, and electrical power to make complete operating system(s) complying with requirements indicated.

1. Two-pipe system design.

2. System(s) operation, air-conditioning and heat pump.

3. Each system with one refrigerant circuit shared by all indoor units connected to system.

4. System(s) capable of providing full capacity at ambient environmental conditions noted herein. System(s) capable of meeting noted setpoints per room type.

5. Provide ERV or other means of delivering tempered Code required ventilation air.

6. Unit minimum efficiencies as defined by Code and ASHRAE 90.1

7. Controls: Contractor to submit zoning plan with thermostat locations for

Owner/Engineer approval. Split System manufacturer provided thermostats to be utilized. Provide averaging thermostats for two or more spaces served by a single fan coil unit.

2.03 VENTILATION SYSTEM

A. Outside air ventilation system sized to meet code ventilation rates consisting of:

1. Provide outside air and exhaust air louvers. Locate outside air louver to provide clean ventilation air to building. Maintain code required separation.

2. Direct connection to furnace/Dx unit ventilation inlets.

3. Automated outside air damper.

2.04 DUCTWORK AND ACCESSORIES

A. Provide complete system of supply, return, exhaust, and outside air ductwork in accordance with Code and in accordance with SMACNA HVAC Duct Construction

Standards – Metal and Flexible.

1. Ductwork constructed of G60 galvanized metal conforming to SMACNA pressure class

2 requirements. Flexible ductwork may be used for the last five feet of diffuser runout duct. Flexible ductwork shall be routed straight with only minor offsets.

2. Air leakage from ductwork systems shall not exceed 4 cfm/100 square feet at 1-inch wg.

3. Ducts shall have flexible isolation to mechanical equipment.

4. Manual volume balancing dampers shall be provided for adjustment of each inlet and outlet.

5. Provide fire and/or fire/smoke dampers in accordance with Code and installed in accordance with product listing.

6. Provide air louvers designed to prevent water entering interior ductwork and building.

7. Supply air diffusers shall be fixed blade louvered type similar to Titus TDC.

8. Ductwork configured for ceiling supply and return.

2.05 INSULATION

A. Insulate ductwork, piping, and equipment in accordance with Code.

1. Ductwork liner may be used on the interior of ductwork for sound attenuation.

However, linear must be a washable closed cell insulation material similar to Armaflex, Armacell.

2. Provide continuous vapor barrier for piping operating below 55oF.

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3.01 INSTALLATION

A. Install devices in accordance with manufacturer’s recommendations.

B. All existing ductwork to be demolished.

C. Coordinate floor grille/diffuser patching requirements with owner. At a minimum, floor grilles to be provided with blank off panel. Provide patching to match existing floor finish at owner’s option. Provide new ceiling tiles for locations of demolished diffusers and grilles.

D. Locate units in mechanical closets nearest area served.

END OF GUIDELINES

Y020.01 26 05 00 - 1 General Electrical Provisions

SECTION 26 05 00

GENERAL ELECTRICAL PROVISIONS

PART 1 - GENERAL

1.01 SUMMARY OF WORK

A. Provide a complete and fully operational modification to the existing electrical distribution system. Modifications shall include revisions to existing branch circuits and providing new branch circuiting as required to support heating ventilation and air-conditioning system modifications.

B. Coordination with other trades and with field conditions will be required. Contractor shall prepare electrical system layout Drawings suitable for obtaining a Klamath County building permit showing locations of equipment connections, conduit, wire and circuit breaker sizes, load calculations for any panelboards modifications occur and other related items. All drawings shall be fully dimensioned including both plan and elevation dimensions.

1. Provide 30-days of demand metering for each panelboard where new loads are added as required by NEC 220.87.

1.02 CODES AND STANDARDS

A. Building Code: All work must conform to the latest edition of Oregon Building Code, and are collectively referred to as the “Code”:

1. Oregon Structural Specialty Code (OSSC)

2. Oregon Mechanical Specialty Code (OMSC)

3. Oregon Energy Efficiency Specialty Code (OEESC)

4. Oregon Electrical Specialty Code (OESC)

5. Oregon Fire Code (OFC)

6. Oregon Elevator Specialty Code

1.03 GENERAL REQUIREMENTS

A. All electrical equipment shall be listed as approved for its application by the Underwriters Laboratory or other testing agency approved by the State of Oregon Electrical and Elevator Board. Approval indicates agency meets testing standard requirements for electrical safety required by Oregon Revised Statutes 479.510 through 479.855 and Oregon Administrative Rules.

B. Operations and Maintenance Manuals: Provide operations and maintenance information for all materials, equipment and systems provided hereunder. Operations and maintenance manuals shall contain full information for each item of mechanical, electrical, or other operating equipment including:

1. Manufacturer's instructions for installation, startup, operation, inspection, and maintenance

2. Lubrication schedules

3. Performance capacity

4. Catalog data sheets

5. Spare and replacement parts list

6. Maintenance schedules

C. Instruct Owner in proper operation and maintenance of equipment and systems.

Instruction shall generally include topics listed in manufacturer’s operations and maintenance manual. Operator instructions shall cover all aspects of manual, automatic, and safety controls. Contractor shall also instruct the Owner in the general configuration of systems and location of equipment and components.

Y020.01 26 05 00 - 2 General Electrical Provisions

D. After installation is complete, demonstrate systems to the Owner’s Authorized Representative satisfaction as being complete and operational and entirely in conformance with Contract Documents.

E. Provide record "as-built" drawings in AutoCAD format. Show all deviations from original construction drawings and location of underground lines by accurate dimensions from building lines.

PART 2 - ELECTRICAL GUIDELINES

2.01 POWER DISTRIBUTION

A. Power distribution will consist of extension and reuse of existing panelboards:

1. Use existing panelboards for new branch circuits. Provide a new typewritten panel schedule at existing panelboards where branch circuits have been added or modified.

2. Panel schedule entries shall include the name and/or number of the room served by each branch circuit. Where mechanical, plumbing, or other hardwired equipment connections are served by branch circuits indicate the equipment type and name.

3. Provide new breakers in existing panelboards as required to serve new lighting, devices and equipment. New breakers installed in existing panelboards shall be of the same manufacture, type and AIC rating of existing breakers within the existing panelboard.

4. Where branch circuits in existing panelboards are disconnected, removed and not reused for other equipment, label remaining breakers as “SPARE”.

5. All new panelboards shall have a minimum of 20% spare breaker capacity. Provide new panelboards as required to meet minimum requirements.

6. All new panelboards shall be equipped with a door in door enclosure, copper bussing and bolt on breakers. Panelboard short circuit current and branch circuit breaker AIC ratings shall be the same or greater as existing panelboards connected to building electrical service equipment.

7. Verify panelboard feeder ratings, as defined by the OESC, are adequate for new loads served.

B. Coordination with other trades and with field conditions will be required. Contractor shall prepare Electrical system layout Drawings suitable for obtaining a building permit showing locations and types of lighting, power to wall outlets and equipment, circuit numbers, one-line diagram, load summary calculations and other related items.

2.02 WIRE AND CABLE

A. All conductors are to be stranded copper type with 600V with THHN type insulation for interior applications and THWN or XHHW-2 type insulation for exterior applications.

B. Minimum size 12 AWG for all branch circuit conductors. Use 10 AWG for hallway lighting and exterior branch circuits.

C. Provide a dedicated neutral conductor for each phase conductor in a single-phase branch circuit. Provide a dedicated neutral conductor for each set of phase conductors in a three-phase branch circuit. Shared neutral conductors between branch circuits are not permitted.

D. Provide a dedicated equipment grounding conductor for each branch circuit. Use of conduit systems as equipment grounding conductors will not be permitted.

E. Metal clad (MC) cable may be installed for the final connection from a junction box to a luminaire (referred to as a “lighting whip”) and must not exceed 7 feet in length. MC cable will not be permitted for any other branch circuit or feeder applications.

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2.03 RACEWAYS

A. Electric Metallic Tubing (EMT): Where not subject to physical damage, install EMT for all indoor above grade and exterior applications. Provide expansion fittings where conduit runs installed on rooftops exceed 50 feet or where a conduit must pass through a building expansion joint.

B. Rigid Metallic Conduit (RMC): Install RMC for all above grade exterior applications that are subject to physical damage.

C. Rigid Non-metallic Conduit (RNC): Install schedule 40 polyvinyl chloride RNC below grade and within concrete slab applications. Provide EMT or RMC conduit elbows and transition conduit to EMT or RNC at horizontal to vertical conduit transitions that rise above grade or penetrate through concrete slab.

D. Flexible Metallic Conduit (FMC): Install FMC between the final junction point (such as a VFD or a homerun junction box) and the equipment termination point of any rotating or vibrating equipment.

E. Minimum ¾ inch (0.75 inch) conduit size for all conduit homeruns.

F. Minimum ½ inch (0.50 inch) conduit size for all branch circuit conduits.

2.04 RECEPTACLES AND EQUIPMENT

A. Receptacle locations and types shall be provided as required by Code and general use.

Coordinate with all other trades for equipment provided by others requiring an electrical connection.

B. Each space shall have a receptacle on three walls at minimum. Provide a proposed receptacle layout for approval.

C. Provide connections for all equipment within the project. Provide overcurrent protection and disconnecting means for each equipment connection as required by Code.

D. Receptacle finish: Gray

E. Wall Plate finish: Smooth stainless steel, 302/304 alloy with brushed finish.

2.05 ELECTRICAL IDENTIFICATION

A. Each wall switch and receptacle shall be labeled with adhesive film label. Identification shall include panelboard name and branch circuit number. Letter height shall ⅛ be inch (0.125 inch).

B. Panelboards and disconnect switches shall be labeled with engraved three-layer laminated plastic. Letter height shall be ¼ inch (0.25 inch) with white letter on black background. Disconnect switch labels shall include circuit number and panelboard name.

C. Pull and junction boxes shall be labeled with neat hand lettering with permanent marker on the outside of box cover. Pull box labels shall include source(s) and circuit number(s).

Fire alarm junction boxes shall be labeled “Fire Alarm”.

D. Label all conduit on surface mounted panelboards with neat hand lettering and permanent marker. Conduit labels shall include branch circuit number(s). Label vertically within 18” of panelboard entry location.

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3.01 INSTALLATION

A. Install devices in accordance with manufacturer’s recommendations.

B. Comply with NECA 1 and NECA 101, including mounting heights listed in that standard.

END OF ELECTRICAL GUIDELINES