Attachment_J-1.pdf

United States Department of Agriculture

Forest Service

Region 2 Black Hills National Forest

January 2017

Bessey Nursery Packing Shed Regrigeration System Replacement

Final Specifications

AUSD

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PACKING SHED REFRIGERATION SYSTEM REPLACEMENT 001500-1

BESSEY NURSERY- NEBRASKA NF’S & GL’S LIST OF DRAWINGS AND SPECIFICATIONS

SECTION 001500

NEBRASKA & SAMUEL R. MCKELVIE NF’S & BUFFALO GAP,

FORT PIERRE, AND OGLALA NG’S

BESSEY NURSEY PACKING SHED (#03-11)

REFRIGERATION SYSTEM REPLACEMENT

LIST OF DRAWINGS AND SPECIFICATIONS

PART 1 – GENERAL

1.1 DESCRIPTION

A. List of Contract Drawings:

1. Index of Sheets:

SHEET NUMBER SHEET NAME

T1.0 Title Sheet

ME1.0 Legends, General Notes, &

Schedules

ME2.0 Mechanical/Electrical Plans

ME3.0 Photos – Existing Conditions

4 TOTAL SHEETS IN CONTRACT

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PACKING SHED REFRIGERATION SYSTEM REPLACEMENT 001500-2

BESSEY NURSERY- NEBRASKA NF’S & GL’S LIST OF DRAWINGS AND SPECIFICATIONS

B. List of Contract Specifications

1. Index of Specifications

DIVISION 1 - GENERAL REQUIREMENTS

Section 001500 List of Drawings and Specifications

Section 010150

General Requirements

DIVISION 23 – HEATING VENTILATING AND AIR CONDITIONING

Section 237435 Refrigeration Equipment

DIVISION 26 – ELECTRICAL

Section 260000 Electrical Materials and Methods

END OF SECTION 001500

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PACKING SHED REFRIGERATION SYSTEM REPLACEMENT 010150 – 1

BESSEY NURSERY – NEBRASKA NF’S & NG’S GENERAL REQUIREMENTS

SECTION 010150

GENERAL REQUIREMENTS

PART 1 – SUMMARY OF WORK

1.1 DESCRIPTION

A. Work for this project consists of replacing refrigeration equipment in the Packing Shed building at the Bessey Tree Nursery. Contractor is responsible for supplying all labor and equipment to complete the work.

1.2 LOCATION

A. This project is located at the Charles E. Bessey Nursery, located in Thomas County

Nebraska, 16 miles east of Thedford, NE on Highway 2. The address is 40637 River

Loop, Halsey, NE 69142. Driving instructions can be obtained from the Nursery by calling 308.533.2257.

1.3 GENERAL SITE CONDITIONS AND WEATHER

A. The elevation of the site is approximately 2710 feet above mean sea level. The site experiences an average of 23.3 inches of precipitation per year with an average high of

86 deg F in July and an average high of 34 deg F in January.

1.4 USE OF PREMISES

A. Use of Site: Confine constructions operations to immediate area of work. Do not disturb portions of Project site beyond areas in which the Work is indicated.

B. Government Occupancy: The Government will occupy the site during the 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.

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

1. Schedule deliveries to minimize use of driveways and entrances.

2. Schedule deliveries to minimize space and time requirements for storage of materials and equipment on-site.

1.5 WORK RESTRICTIONS

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A. Nonsmoking Buildings: Smoking is not permitted within the buildings or within 25 feet

(8 m) of entrances, operable windows, or outdoor air intakes.

1.6 WORK REQUIREMENTS

A. Each refrigeration system (one condenser and two evaporators) shall be replaced one at a time, and each new system must be fully functional before the next system is replaced.

1.7 CONTRACTOR’S RESPONSIBILITIES

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

B. Provide adequate signing and barricades and take necessary safety measures to protect the public during all construction operations. Minimize disturbance of all undisturbed areas.

1.8 FIELD VERIFICATION

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

1.9 PERMITS

A. State Electrical Inspection is required for this project. The Contractor is responsible for obtaining permits for electrical work if the State Electrical Inspector requires a permit to do the inspection.

PART 2 – DEFINITION OF ITEMS AND PAYMENT

2.1 DESCRIPTION

A. This section explains what is and what is not included in each pay item; the limits or cut-off points where one item ends and another begins; and basis of payment for work items listed in the Schedule of Items.

B. Payment: 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, and as shown on the drawings.

2.2 SCHEDULE OF ITEMS

A. Schedule of Items: The project Schedule of Items includes several sections to organize the work into Base Items and Optional Items:

1. Provide pricing for all items listed in the Schedule of Items.

2. Contract award will be made for all Base Items.

3. Optional Items will be awarded based on available project funding.

B. Base Items (BI):

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PACKING SHED REFRIGERATION SYSTEM REPLACEMENT 010150 – 3

1. Base Item No.1 – Packing Shed (Bldg #03-11) Refrigeration Systems #1 and #2

Replacements

a. Measurement: This item is measured as a lump sum quantity.

b. Payment: The contract lump sum price as shown in the Schedule of Items shall include all materials, equipment, demolition, labor and incidentals to perform all operations necessary to complete the work as shown on the drawings and specifications, to remove existing refrigeration components, and install new components, as shown in the drawings and specifications, for systems #1 and #2. This item also includes materials, equipment, demolition, labor and incidentals to install electrical disconnects on refrigeration system

#4.

C. Optional Items (OI):

1. Optional Item No. 1 – Packing Shed (Bldg #03-11) Refrigeration System #3

Replacement

a. Measurement: This item is measured as a lump sum quantity.

b. Payment: The contract lump sum price as shown in the Schedule of Items shall include all materials, equipment, demolition, labor and incidentals to perform all operations necessary to complete the work as shown on the drawings and specifications, to remove existing refrigeration components, and install new components, as shown in the drawings and specifications, for system #3.

2. Optional Item No.2 – Controls and Monitoring System Replacement

a. Measurement: This item is measured as a lump sum quantity.

b. Payment: The contract lump sum price as shown in the Schedule of Items shall include all materials, equipment, demolition, labor and incidentals to perform all operations necessary to complete the work as shown on the drawings and specifications, to remove existing controls and monitoring components for all Systems (#1, #2, #3, and #4), and install new controls and monitoring components, as shown in the drawings and specifications.

PART 3 – ACCIDENT PREVENTION

3.1 DESCRIPTION

A. This section consists of establishing an effective accident prevention plan and providing a safe environment for personnel and visitors.

3.2 SUBMITTALS

A. Accident Prevention Plan: Before on-site work begins, submit a company approved accident prevention plan. This plan will be posted in the contract file. Design the plan to address Federal, State, and Local Occupational Safety and Health requirements that apply

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to this project. A Notice to Proceed will not be issued until the plan is received. As a minimum the plan shall include:

1. Name, position title and contact information of company executive responsible for approving the Accident Prevention Plan.

2. Name and contact information of supervisor responsible to carry out the plan.

3. Outline of each phase of the work, the hazards associated with each major phase, and the methods proposed to ensure property protection and safety of the public, government personnel, and the Contractor's employees. Identify the work included under each phase by reference to specification section or division numbers.

4. Contingency plans for emergency situations such as medical, fire, hazard material spills and other contract assessed hazard prevention and abatement requirement needs that apply to this project.

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

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

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

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

3.3 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: Ensure employees are physically qualified to perform assigned duties in a safe manner.

3.4 ACCIDENT REPORTING

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 calendar days of a reportable accident, fill out and forward to the CO a CA-1 form, which may be obtained from CO.

B. All Other Accidents: 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.

3.5 FIRST AID FACILITIES

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A. Provide adequate facilities for the number of employees and the type of construction at the site.

3.6 PERSONNEL PROTECTIVE EQUIPMENT

A. Meet requirements of NIOSH and MSHA, where applicable, as well as ANSI.

3.7 EMERGENCY INSTRUCTIONS

A. Post telephone numbers and reporting instructions for ambulance, physician, hospital, fire department, and police in conspicuous locations at the work site.

3.8 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.

3.9 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.

3.10 HARD HATS AND PROTECTIVE EQUIPMENT AREAS

A. The CO will designate a hard hat area. Post the hard hat area in a manner satisfactory to the CO.

B. It is the Contractor's responsibility to require all those working on or visiting the site to wear hard hats and other necessary protective equipment at all times. As a minimum, provide two hard hats for use by visitors. Change liners before reissuing hats.

3.11 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.

PART 4 – SUBMITTAL PROCEDURES

4.1 DESCRIPTION

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A. This section includes administrative and procedural requirements for submittals.

4.2 DEFINITIONS

A. Action Submittals: Written and graphic information that requires Contracting Officer’s

(CO's) responsive action.

B. Informational Submittals: Written information that does not require CO's approval.

Submittals may be rejected for not complying with requirements.

4.3 PROCEDURES

A. Processing Time: Allow enough time for submittal review, including time for re-submittals, as follows. Time for review shall commence on CO's receipt of submittal.

1. Initial Review: Allow 10 working days for initial review of each submittal. Allow additional time if processing must be delayed to permit coordination with subsequent submittals. CO will advise Contractor when a submittal being processed must be delayed for coordination.

2. If intermediate submittal is necessary, process it in same manner as initial submittal.

3. Allow 10 working days for processing each re-submittal.

4. No extension of the Contract Time will be authorized because of failure to transmit submittals enough in advance of the Work to permit processing.

B. Identification: Place a permanent label or title block on each submittal for identification.

1. Indicate name of firm or entity that prepared each submittal on label or title block.

2. Provide a space approximately 2 by 3 inches on label or beside title block to record

Contractor's review and approval markings and action taken by CO.

3. Include the following information on label for processing and recording action taken:

a. Project name.

b. Date.

c. Name and address of Contractor.

d. Name of manufacturer.

e. Unique identifier, including revision number.

f. Number and title of appropriate Specification Section.

g. Drawing number and detail references, as appropriate.

h. Other necessary identification.

C. Deviations: Highlight, encircle, or otherwise identify deviations from the Contract

Documents on submittals.

D. Additional Copies: Unless additional copies are required for final submittal, and unless

CO observes noncompliance with provisions of the Contract Documents, initial submittal may serve as final submittal.

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E. Use for Construction: Use only final submittals with mark indicating action taken by CO in connection with construction.

F. Review each submittal and check for compliance with the Contract Documents. Note corrections and field dimensions. Mark with approval stamp before submitting to CO.

G. Approval Stamp: Stamp each submittal with a uniform, approval stamp. Include Project name and location, submittal number, Specification Section title and number, name of reviewer, date of Contractor's approval, and statement certifying that submittal has been reviewed, checked, and approved for compliance with the Contract Documents.

H. CO will not review submittals that do not bear Contractor's approval stamp and will return them without action.

I. Submittals not required by the Contract Documents will not be reviewed and may be discarded.

4.4 ACTION SUBMITTALS

A. General: Prepare and submit Action Submittals required by individual Specification

Sections.

1. Number of Copies: Submit four copies of each submittal, unless otherwise indicated. CO will return two copies. Mark up and retain one returned copy as a

Project Record Document.

B. Product Data: Collect information into a single submittal for each element of construction and type of product or equipment.

1. If information must be specially prepared for submittal because standard printed data are not suitable for use, submit as Shop Drawings, not as Product Data.

2. Mark each copy of each submittal to show which products and options are applicable.

3. Include the following information, as applicable:

a. Manufacturer's written recommendations.

b. Manufacturer's product specifications.

c. Manufacturer's installation instructions.

d. Manufacturer's catalog cuts.

e. Wiring diagrams showing factory-installed wiring.

f. Compliance with recognized trade association standards.

g. Compliance with recognized testing agency standards.

4.5 INFORMATIONAL SUBMITTALS

A. General: Prepare and submit Informational Submittals required by other Specification

Sections.

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1. Number of Copies: Submit two copies of each submittal, unless otherwise indicated. CO will not return copies.

2. Certificates and Certifications: Provide a notarized statement that includes signature of entity responsible for preparing certification. Certificates and certifications shall be signed by an officer or other individual authorized to sign documents on behalf of that entity.

B. Contractor's Construction Schedule: Provide a construction schedule.

C. Cost Breakdown: Following award provide a cost breakdown schedule in CSI format listing main types of work with associated costs for each bid item.

PART 5 – TEMPORARY FACILITIES AND CONTROLS

5.1 DESCRIPTION

A. This section consists of requirements for temporary facilities and controls, including utilities, support facilities, and security and protection facilities.

5.2 UTILITIES

A. Water Service: Use of Government existing water service facilities will be permitted without metering and without payment of use charges, as long as facilities are cleaned and maintained in a condition acceptable to CO. At Substantial Completion, restore these facilities to condition existing before initial use.

B. Sanitary Facilities: Use of Government sanitary facilities will be permitted, as long as facilities are cleaned and maintained in a condition acceptable to CO. At Substantial

Completion, restore these facilities to condition existing before initial use.

C. Electric Power and Lighting Service: Use of Government's existing electric power and lighting service will be permitted without metering and without payment of use charges, as long as equipment is maintained in a condition acceptable to CO.

D. Telephone Service: The Contractor is responsible for providing telephone service deemed necessary for the duration of the construction.

5.3 STORAGE AREAS

A. Coordinate on-site storage requirements with the Contracting Officer.

5.4 CONSTRUCTION WASTE DISPOSAL FACILITIES

A. Provide waste-collection containers in sizes adequate to handle waste from construction operations. Containerize and clearly label hazardous, dangerous, or unsanitary waste materials separately from other waste.

5.5 SUPPORT FACILITIES INSTALLATION

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A. Locate temporary construction and support facilities for easy access.

5.6 SECURITY AND PROTECTION FACILITIES INSTALLATION

A. Environmental Protection: Provide protection, operate temporary facilities, and conduct construction in ways and by methods that comply with environmental regulations and that minimize possible air, waterway, and subsoil contamination or pollution or other undesirable effects. Restrict use of noisemaking tools and equipment to hours that will minimize complaints from persons or firms near Project site.

B. Barricades, Warning Signs, and Lights: Comply with standards and code requirements for erecting structurally adequate barricades. Paint with appropriate colors, graphics, and warning signs to inform personnel and public of possible hazard. Where appropriate and needed, provide lighting, including flashing red or amber lights.

C. Fire Protection:

1. Store combustible materials in containers in fire-safe locations.

2. Maintain unobstructed access to fire extinguishers, fire hydrants, fire-protection facilities, stairways, and other access routes for firefighting. Prohibit smoking in hazardous fire-exposure areas.

3. Supervise welding operations, combustion-type temporary heating units, and similar sources of fire ignition.

PART 6 – EXECUTION REQUIREMENTS

6.1 DESCRIPTION

A. This section consists of general procedural requirements governing execution of the

Work including, but not limited to, the following:

1. General installation of products.

2. Progress cleaning.

3. Protection of installed construction.

4. Correction of the Work.

6.2 EXAMINATION

A. Existing Conditions: Before beginning work, investigate and verify the existence and location of mechanical and electrical systems and other construction affecting the Work.

B. Acceptance of Conditions: Examine areas, and conditions, with Installer. Record observations.

1. Examine roughing-in for electrical systems to verify actual locations of connections before equipment installation.

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2. Proceed with installation only after unsatisfactory conditions have been corrected.

Proceeding with the Work indicates acceptance of surfaces and conditions.

6.3 PREPARATION

A. Field Measurements: Take field measurements as required to fit the Work properly.

B. Review of Contract Documents and Field Conditions: Immediately on discovery of the need for clarification of the Contract Documents, submit a request for information to CO.

Include a detailed description of problem encountered, together with recommendations for changing the Contract Documents.

6.4 INSTALLATION

A. General: Locate the Work and components of the Work accurately, in correct alignment and elevation, as indicated.

1. Make vertical work plumb and make horizontal work level.

B. Comply with manufacturer's written instructions and recommendations for installing products.

C. Hazardous Materials: Use products, cleaners, and installation materials that are not considered hazardous.

6.5 PROGRESS CLEANING

A. General: Clean Project site and work areas daily, including common areas. Dispose of materials lawfully.

1. Comply with requirements in NFPA 241 for removal of combustible waste materials and debris.

2. Do not hold materials more than 7 days during normal weather or 3 days if the temperature is expected to rise above 80 deg F (27 deg C).

3. Containerize hazardous and unsanitary waste materials separately from other waste. Mark containers appropriately and dispose of legally, according to regulations.

B. Site: Maintain Project site free of waste materials and debris.

C. Work Areas: Clean areas where work is in progress to the level of cleanliness necessary for proper execution of the Work.

D. Waste Disposal: Burying or burning waste materials on-site will not be permitted.

Washing waste materials down sewers or into waterways will not be permitted.

6.6 PROTECTION OF INSTALLED CONSTRUCTION

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A. Provide final protection and maintain conditions that ensure installed Work is without damage or deterioration at time of Substantial Completion.

6.7 CORRECTION OF THE WORK

A. Repair or remove and replace defective construction. Restore damaged substrates and finishes.

1. Repairing includes replacing defective parts, refinishing damaged surfaces, touching up with matching materials, and properly adjusting operating equipment.

PART 7 – OPERATIONS AND MAINTENANCE MANUALS

7.1 DESCRIPTION

A. This Section consists of administrative and procedural requirements for operation and maintenance manuals.

7.2 SUBMITTALS

A. Submit two manuals in final form at least 15 working days before final inspection.

7.3 OPERATION AND MAINTENANCE MANUALS

A. Assemble a complete set of operation and maintenance data indicating the operation and maintenance of each system, subsystem, and piece of equipment not part of a system.

Include operation and maintenance data required in individual Specification Sections and as follows:

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.

B. Organization: Unless otherwise indicated, organize each manual into a separate section for each system and subsystem, and a separate section for each piece of equipment not part of a system. Each manual shall contain a title page, table of contents, and manual contents.

C. Title Page: Enclose title page in transparent plastic sleeve. Include the following information:

1. Subject matter included in manual.

2. Name and address of Project.

3. Name and address of Forest and Site.

4. Date of submittal.

5. Name, address, and telephone number of Contractor.

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6. Cross-reference to related systems in other operation and maintenance manuals.

D. Table of Contents: List each product included in manual, identified by product name, indexed to content of volume, and cross-referenced to Specification Section.

E. Manual Contents: Organize into sets of manageable size. Arrange contents alphabetically by system, subsystem, and equipment. If possible, assemble instructions for subsystems, equipment, and components of one system into a single binder.

1. Binders: Heavy-duty, 3-ring, vinyl-covered, loose-leaf binders, in thickness necessary to accommodate contents, sized to hold 8-1/2-by-11-inch paper; with clear plastic sleeve on spine to hold label describing contents and with pockets inside covers to hold folded oversize sheets.

a. Identify each binder on front and spine, with printed title "OPERATION

AND MAINTENANCE MANUAL," Project title or name, and subject matter of contents. Indicate volume number for multiple-volume sets.

2. Dividers: Heavy-paper dividers with plastic-covered tabs for each section. Mark each tab to indicate contents. Include typed list of products and major components of equipment included in the section on each divider, cross-referenced to

Specification Section number and title of Project Manual.

3. Protective Plastic Sleeves: Transparent plastic sleeves designed to enclose diagnostic software diskettes for computerized electronic equipment.

4. Drawings: Attach reinforced, punched binder tabs on drawings and bind with text.

a. If oversize drawings are necessary, fold drawings to same size as text pages and use as foldouts.

b. If drawings are too large to be used as foldouts, fold and place drawings in labeled envelopes and bind envelopes in rear of manual. At appropriate locations in manual, insert typewritten pages indicating drawing titles, descriptions of contents, and drawing locations.

F. Content: Include operation and maintenance data required in individual Specification

Sections and equipment descriptions, operating standards, operating procedures, operating logs, wiring and control diagrams, and license requirements.

G. Descriptions: Include the following:

1. Product name and model number.

2. Manufacturer's name.

3. Equipment identification with serial number of each component.

4. Equipment function.

5. Operating characteristics.

6. Performance curves.

7. Engineering data and tests.

8. Complete nomenclature and number of replacement parts.

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H. Source Information: For each product, list name, address, and telephone number of

Installer or supplier.

I. Operating Procedures: Include startup, break-in, and control procedures; stopping and normal shutdown instructions; routine, normal, seasonal, and weekend operating instructions; and required sequences for electric or electronic systems.

J. Systems and Equipment Controls: Describe sequence of operation, and diagram controls as installed.

K. Maintenance Procedures: For each system, subsystem, and piece of equipment not part of a system, include manufacturers' maintenance documentation, maintenance procedures, maintenance and service schedules, drawings and diagrams for maintenance, nomenclature of parts and components, and recommended spare parts for each component part or piece of equipment.

L. Maintenance and Service Schedules: Include service and lubrication requirements, list of required lubricants for equipment, and separate schedules for preventive and routine maintenance and service with standard time allotment.

M. Warranties and Bonds: Include copies of warranties and bonds and lists of circumstances and conditions that would affect validity of warranties or bonds. Organize warranty documents into an orderly sequence based on the table of contents of the Project Manual.

1. Provide heavy paper dividers with plastic-covered tabs for each separate warranty.

Mark tab to identify the product or installation. Provide a typed description of the product or installation, including the name of the product and the name, address, and telephone number of Installer.

PART 8 – CLOSEOUT PROCEDURES

8.1 DESCRIPTION

A. This section consists of administrative and procedural requirements for contract closeout, including, but not limited to, the following:

1. Inspection procedures.

2. Project Record Documents.

3. Final cleaning.

8.2 SUBSTANTIAL COMPLETION

A. Definition of Substantial Completion: The Date certified by the Contracting Officer when construction is sufficiently complete, in accordance with the Contract Documents, so the Government can occupy or utilize the Work or designated portion thereof for the use for which it is intended, as expressed in the Contract Documents.

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B. Preliminary Procedures: Before requesting inspection for determining date of Substantial

Completion, complete the following. List items below that are incomplete in request.

1. Prepare a list of items to be completed and corrected (punch list), the value of items on the list, and reasons why the Work is not complete.

2. Advise Contracting Officer (CO) of pending insurance changeover requirements.

3. Submit specific warranties, workmanship bonds, final certifications, and similar documents.

4. Obtain and submit releases permitting Government unrestricted use of the Work and access to services and utilities. Include occupancy permits, operating certificates, and similar releases.

5. Prepare and submit Project Record Documents, operation and maintenance manuals, Final Completion construction photographs and photographic negatives, and similar final record information.

6. Complete startup testing of systems.

7. Complete final cleaning requirements, including touchup painting.

8. Touch up and otherwise repair and restore marred exposed finishes to eliminate visual defects.

C. Inspection: Submit a written request for inspection for Substantial Completion. On receipt of request, CO will either proceed with inspection or notify Contractor of unfulfilled requirements. CO will prepare the Certificate of Substantial Completion after inspection or will notify Contractor of items, either on Contractor's list or additional items identified by CO, that must be completed or corrected before certificate will be issued.

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

2. Results of completed inspection will form the basis of requirements for Final

Completion.

8.3 FINAL COMPLETION

A. Preliminary Procedures: Before requesting final inspection for determining date of Final

Completion, complete the following:

1. Submit certified copy of CO’s Substantial Completion inspection list of items to be completed or corrected (punch list), endorsed and dated by CO. The certified copy of the list shall state that each item has been completed or otherwise resolved for acceptance.

2. Submit evidence of final, continuing insurance coverage complying with insurance requirements.

3. Instruct Government personnel in operation, adjustment, and maintenance of products, equipment, and systems.

B. Inspection: Submit a written request for final inspection for acceptance. On receipt of request, CO will either proceed with inspection or notify Contractor of unfulfilled

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requirements. CO will prepare a final Certificate for Payment after inspection or will notify Contractor of construction that must be completed or corrected before certificate will be issued.

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

8.4 LIST OF INCOMPLETE ITEMS (PUNCH LIST)

A. Preparation: Submit three copies of list. Include name and identification of each space and area affected by construction operations for incomplete items and items needing correction including, if necessary, areas disturbed by Contractor that are outside the limits of construction.

8.5 PROJECT RECORD DOCUMENTS

A. General: Do not use Project Record Documents for construction purposes. Protect

Project Record Documents from deterioration and loss. Provide access to Project Record

Documents for CO's reference during normal working hours.

B. Record Drawings: Maintain and submit one set of blue- or black-line white prints of

Contract Drawings and Shop Drawings.

1. Mark Record Prints to show the actual installation where installation varies from that shown originally. Require individual or entity who obtained record data, whether individual or entity is Installer, subcontractor, or similar entity, to prepare the marked-up Record Prints.

a. Give particular attention to information on concealed elements that cannot be readily identified and recorded later.

b. Record data as soon as possible after obtaining it. Record and check the markup before enclosing concealed installations.

2. Mark record sets with erasable, red-colored pencil. Use other colors to distinguish between changes for different categories of the Work at the same location.

3. Note Construction Change Directive numbers, Change Order numbers, alternate numbers, and similar identification where applicable.

4. Identify and date each Record Drawing; include the designation "PROJECT

RECORD DRAWING" in a prominent location. Organize into manageable sets;

bind each set with durable paper cover sheets. Include identification on cover sheets.

8.6 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 antipollution regulations.

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B. 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 potentially hazardous to health or property or that might damage finished surfaces.

C. Complete the following cleaning operations before requesting inspection for certification of Substantial Completion for entire Project or for a portion of Project:

1. Clean Project site, yard, and grounds, in areas disturbed by construction activities, including landscape development areas, of rubbish, waste material, litter, and other foreign substances.

2. Remove tools, construction equipment, machinery, and surplus material from

Project site.

3. Touch up and otherwise repair and restore marred, exposed finishes and surfaces.

Replace finishes and surfaces that cannot be satisfactorily repaired or restored or that already show evidence of repair or restoration.

D. 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, harmful, or dangerous materials into drainage systems. Remove waste materials from Project site and dispose of lawfully.

END OF SECTION 010150

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SECTION 237435

REFRIGERATION EQUIPMENT

GENERAL

1.1 SUMMARY

A. This section includes refrigeration equipment, accessories, controls, motoring system, refrigerant piping, insulation, and heat tape.

1.2 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and

Supplementary Conditions and Division 1 Specifications.

1.3 QUALITY ASSURANCE

A. Electrical Components, Devices, and Accessories: Listed and labeled as defined in

NFPA 70, Article 100, by a testing agency acceptable to authorities having jurisdic-tion, and marked for intended use.

B. NFPA Compliance: NFPA 90 A & B, “Installation of Air Conditioning and Ventila-tion Systems” and “Installation of Warm Air Heating and Air Conditioning Systems.”

C. ANSI/ASHRAE Compliance:

1. ASHRAE 15: “Safety Code for Mechanical Refrigeration.”

2. ASHRAE 34” “Standards for Refrigeration Systems.”

3. ASHRAE 90.1.1-2014: "Energy Standards for New Buildings Except Low-Rise

Residential Buildings."

D. Comply with NFPA 70.

1.4 SUBMITTALS

A. Product Submittals: As specified in Division 1 Section, “Submittal Procedures.”

Submit manufacturer's product literature including rated capacities, operating characteristics, furnished specialties, accessories, and wiring diagrams.

B. Submit literature on condensing units, evaporators, refrigerant piping, insulation, and heat tape.

C. Submit literature on control and monitoring components.

1.5 CLOSEOUT SUBMITTALS

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A. Operation and Maintenance Data: As specified in Division 1 Section, “Operation and

Maintenance Data.” Submit manufacturer's operation and maintenance data.

B. Field quality test reports and warranty information.

PART 2 - PRODUCTS

2.1 CONDENSERS

A. Basis-of-Design Product: The design is based on the CDT series outdoor medium temperature discus condensing units by Heatcraft Refrigeration Products, available from Johnstone Supply, Kearney, NE, ph.: 308.238.0606, www.johnstonesupply9.com. Subject to compliance with requirements, other compa-rable products may be provided if they meet the specified requirements.

1. Floating tube coil design.

2. Suction and discharge vibration eliminators with discus compressors.

3. Spring mounting with discus compressors.

4. Fixed high and adjustable low pressure switches.

5. Manual pump down switch.

6. Refrigeration-duty, rifled copper condenser tubing.

7. Sight glass and permanent liquid line filter.

8. Base valve and high and low pressure taps on outside of unit.

9. Removable grille.

10. Dual isolation valves on receiver.

11. Mounted liquid line solenoid valve.

12. Replaceable core liquid line and suction line filters.

13. Suction accumulator.

14. Oil separator.

15. Refrigerant: R404A.

16. Large electrical panel with easy access.

17. PSC motor.

18. Compressor:

a. Hermetic.

b. Rigid-mounted with discharge loop.

c. Discharge service valves.

19. Options:

a. Smart Defrost Kit.

b. Mounted fused disconnect.

c. Hail guard.

d. Defrost timer and contactor for electric defrost.

2.2 EVAPORATORS

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A. Basis-of-Design Product: The design is based on the LSF series low profile unit cool-ers from Heatcraft, available from Johnstone Supply, Kearney, NE, ph.: 308.238.0606, www.johnstonesupply9.com. Subject to compliance with requirements, other compa-rable products may be provided if they meet the specified requirements.

1. Electric defrost.

2. EC motor plugged into wiring harness.

3. Cabinet:

a. Front access panels on each side for easy access to electrical and refrigera-tion components.

b. All electrical components identified and factory wired to terminal board.

c. Sweat connections.

d. Isolated internal panels for quiet operation.

e. Pre-drilled holes on back for thermostat.

f. Factory installed liquid line solenoid wire harness.

4. Coil:

a. Internally enhanced tubing and fin design.

b. Fixed defrost electric termination.

5. Drain Pan.

6. Options:

a. Mounted TXV with solenoid valve

b. Defrost control timer.

2.3 THERMOSTAT

A. Electronic temperature control with the following characteristics:

1. Front panel liquid crystal display.

2. Wide temperature range adjustment (1-30 deg.).

3. Adjustable anti-short cycle delay (0-12 minutes in 1 minute increments).

4. Switch-activated temperature offset.

5. High impact, NEMA 4X watertight, corrosion-resistant enclosure.

6. Lockable front panel touchpad.

7. Low voltage wiring.

8. Johnson Controls model A419 or equal.

2.4 MONTORING SYSTEM

A. Temperature Monitoring/Data Logging Device

1. Manual or remote programming.

2. Operating Parameters:

a. Fahrenheit or Centrigrade.

b. Hi and Lo Setpoints.

c. Alarm Delay.

d. Ringback Delay.

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3. Data Sample Rate: 10 to 40 minute range with one second increments.

4. Built-in flash memory: 8 days at 10 second Data Sample Rate to over 5 years at

40 minute Data Sample Rate.

5. Standard alarm configuration.

6. LED display.

7. Bi-colored HI and LO alarm LED’s.

8. Audible buzzer at 85 db.

9. Battery backup for up to 72 hours.

10. Temperature Range of -40 deg F to 125 deg F.

11. 25’ long temperature sensor.

12. 5’ of CAT5 wiring.

13. Accuracy: +/- 1 deg F from -25 to 70 def F and +/- 2 deg F full range.

14. Dimensions: 9” long x 4” wide x 1.8” deep.

15. Power requirements: 120 VAC, 45 ma.

16. Dataalarm by Kitchen Brains, available from Cold Room Solutions, 1040 Ser-pentine Lane Suite 207, Pleasanton, CA 94566, ph: 925.462.2500.

www.coldroomsolutions.com

B. Data Controller

1. Password protected with two levels of password security.

2. Built-in real time clock.

3. Connection ability with up to 100 Data Alarms.

4. Email capable up to four email addresses.

5. Automatic telephone dialer for voice and text notification. Programmable for up to four telephone numbers and a 16 second voice message. Comes with 120V power cord.

6. Battery backup up to 24 hours.

7. Dataware that can be used either locally or through an internet connection:

a. Remote alarm programming.

b. Real time status viewing

c. Remote acknowledge for alarm silencing.

d. Historical data report capability.

8. Dimensions: 12” long x 12” high x 3” deep.

9. Power: 120VAC, 100 ma.

10. DataHub by Kitchen Brains, available from Cold Room Solutions, 1040 Serpen-tine Lane Suite 207, Pleasanton, CA 94566, ph: 925.462.2500.

www.coldroomsolutions.com

C. J-Board

1. For connecting each DataAlarm to the DataHub. Comes with 2 Ethernet jacks and 2 terminal blocks.

D. CAT 5 Cable

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1. Distribution Cable (Intra-building, inside cable): 23 AWG, 4-pair, Category 5, unshielded twisted pair (UTP), solid copper wire.

2. Insulation and Jacketing: Lead-free, CM or CMG. Color = blue.

E. CAT 5 110 RJ-45 Connect Modular Jacks

1. UL Listed, unkeyed, shielded, 4-pair, RJ-45 modular jacks with 110-style board type connectors. Color coded for both T568A and T568B wiring. Provide with bend-limiting strain relief.

F. CAT 5 Raceway Systems

1. As specified in Division 26 Section “Electrical Materials and Methods”.

2.5 REFRIGERANT PIPING

A. Copper Tube: ASTM B 280, Type ACR.

1. Fittings and Unions: ASME B16.22, wrought-copper.

2. Brazing Filler Metals: AWS A5.8.

B. Insulation: Closed-cell, sponge- or expanded-rubber materials complying with

ASTM C 534, Type I, minimum insulation thickness of 1 inch, R-7.

1. Protective Finish: white, water based latex enamel paint.

C. Sight Glass: Forged brass valve with glass window and indicating element for indica-tion of moisture and liquid in system.

2.6 CONDENSATE DRAIN PIPING

A. Condensate Piping: Type L Copper.

B. Insulation: Closed-cell, sponge- or expanded-rubber materials complying with

ASTM C 534 and ASTM D1056-00-2C1, Type I, low VOC, minimum insulation thickness of 1 inch, R-7.

C. Heat Tape: Self regulating, cut-to-length cable, able to keep plastic pipe from freezing to -60 deg C; covered with a braided metal jacket; rated at 3 watts/ft, 120 VAC at 10

50 deg F; “Easy Heat” model 2302 or equal.

1. Fused plug and end seal, model 10802 for connection to existing receptacles.

PART 3 - EXECUTION

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3.1 EQUIPMENT INSTALLATION

A. Install refrigeration equipment in accordance with manufacturer’s installation instruc-tions. Maintain recommended clearances.

B. Anchor units to supports with removable, cadmium-plated fasteners.

C. Install equipment plumb and level.

D. Install equipment to facilitate service, maintenance, and repair or replacement of components. Connect equipment for ease of disconnecting, with minimum interference to other installations.

3.2 REFRIGERANT PIPING

A. Connect refrigerant piping to exterior condensing unit and interior evaporator using copper piping. Slope liquid and suction lines 1/8” per foot in the direction of refriger-ant flow.

1. Brazed Joints: Construct joints according to AWS's "Brazing Handbook," "Pipe and Tube" Chapter.

a. Use Type BcuP, copper-phosphorus alloy for joining copper socket fit-tings with copper pipe.

b. Use Type BAg, cadmium-free silver alloy for joining copper with bronze or steel.

2. Support line with suitable hanger and brackets. Do not allow metal to metal contact between two lines.

3. Pipe Insulation: After final leak testing, insulate refrigerant suction lines. Ap-ply two coats of protective finish over pipe insulation located outdoors.

4. Seal weather tight where refrigerant lines penetrate walls.

B. Install refrigerant piping to allow for service and maintenance.

C. Run condensate drains from evaporator to drain pan. Run condensate lines from drain pan and connect to existing central drain.

3.3 CONNECTIONS

A. Connect supply and return condenser connections with shut off-duty valve and union or flange on the supply connection and with throttling-duty valve and union on the re-turn connection.

B. Install piping adjacent to unit to allow service and maintenance.

C. Charge refrigerant lines with R404A refrigerant.

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D. Before start-up, verify that systems have been tested and operational and performance tests have been made.

3.4 FIELD QUALITY CONTROL

A. Refrigerant Evacuation and Leak Testing:

1. Perform testing and evacuation in the presence of the Contracting Officer.

2. Perform evacuation and leak detection in accordance with manufacturer’s litera-ture.

3. Leak Detection:

a. After all lines are connected, leak test the entire system.

b. Pressurize the system to not more than 150 psig with refrigerant and dry nitrogen.

c. Utilize electronic leak detectors to detect leaks. Remake leaking joints and retest.

d. After checking for leaks, hold the pressure for a minimum of 12 hours and re-check for leaks.

4. Evacuation:

a. Do not use the refrigeration compressor to evacuate the system. Do not start the compressor while it is in a vacuum.

b. Perform a vacuum decay test to ensure there is not a large pressure differ-ential between the system and vacuum pump.

c. Operate the vacuum pump until a pressure of 1,500 microns absolute pres-sure is reached. Break the vacuum and use the refrigerant through a drier until the system pressure rises above 0 psig.

d. Reclaim refrigerant used during evacuation.

e. Open the compressor service vales and evacuate the entire system to 500 microns absolute pressure. Raise the pressure to 2 psig with the refriger-ant and remove the vacuum pump.

3.5 REFRIGERANT CHARGING

A. Install a liquid line drier in the refrigerant supply line between the service gauge and the liquid service port of the receiver.

B. For initial charging a system that is in a vacuum, add liquid refrigerant directly into the receiver tank.

C. Add refrigerant amount recommended by manufacturer and adjust as needed if refrig-erant line exceeds 25 feet.

D. Start the system and finish charging until the sight glass indicates a full charge.

E. Record and report the weight of refrigerant added to the system.

3.6 STARTUP AND PERFORMANCE TESTING

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A. Complete installation and startup checks according to manufacturer's written instruc-tions for check-out and start-up and operational check-out.

B. Operational Test: After electrical circuitry has been energized, start units to confirm proper operation, product capability, and compliance with requirements.

C. Test and adjust controls and safeties. Replace damaged and malfunctioning controls and equipment.

D. Verify and record compressor superheat for each system. Make adjustments at the ex-pansion valve if needed.

E. Remove and replace components that do not pass tests and inspections and retest as specified above.

F. Prepare written report of the results of startup services.

3.7 SEQUENCE OF OPERATIONS

A. Set thermostats to maintain a temperature of 25 deg F at all times.

B. Defrost control: Set defrost control timer to run 4 times a day for 20 minutes each.

3.8 MONITORING SYSTEM

A. Install components in locations AS SHOWN ON THE DRAWINGS.

B. Connect Data Logging Devices and Data Controller to 120V power.

C. Plug AutoDialer into 120V power receptacle.

D. Connect the Data Logging Devices to the J-Board using Cat5 wiring and RJ-45 con-nectors.

E. Connect to the Data Controller to the Government furnished computer using Cat5 wir-ing and RJ-45 connectors.

3.9 DEMONSTRATION

A. Provide 1 hour of instruction to train Government’s maintenance personnel to adjust, operate, and maintain refrigeration…