2. General specifications.pdf

GENERAL SPECIFICATIONS

PART 1 - GENERAL

1.1 SUMMARY

A. This Section includes administrative and procedural requirements for submitting Shop Drawings, Product Data, Samples, and other submittals.

1.2 GENERAL SUBMITTAL PROCEDURES

A. Processing Time: Allow 14 days from when the Contracting Officer’s Representative receives a submittal by email from the Contractor. When the submittal review is completed an e-mail notification will be sent to the Contractor. No extension of the Contract Time will be authorized because of failure to transmit submittals enough in advance of the Work to permit processing, including re-submittals.

B. Approved Equals:

1. For each item proposed as an “approved equal,” submit supporting data, including:

1. Comparison of the characteristics of the proposed item with that specified.

2. Name, address, and telephone number of vendor.

3. Manufacturer’s literature.

C. Electronic Submittals: Transmit all submittals except color samples in .pdf format with form

DSC-16

D. Physical samples: Deliver the COR with form DSC-16

E. Identification: Submittal number or other unique identifier, including revision identifier.

1. Submittal number shall use a sequential number (e.g., .001). Re-submittals shall include an alphabetic suffix after another decimal point (e.g., .001.A).

F. Re-submittals: Make re-submittals using the same process used with the initial submittal.

1. Note date and content of previous submittal.

2. Note date and content of revision in the title block on the CM-16E and clearly indicate the extent of revision.

3. Re-submit submittals until they are marked “Approved” or “Approved with notations”.

1.3 CONTRACTING OFFICER’S ACTION

A. General: Submittals will be disapproved without technical review if identification information is missing, not filled in, or if placed on the back of the submittal; an incorrect format of submittals is provided; the transmittal form is incorrectly filled out; submittals are not coordinated; or submittals do not show evidence of Contractor’s approval.

1. Any work done or orders for materials or services placed before approval shall be at the Contractor’s own risk.

B. Action Submittals: Contracting Officer will review each submittal, generate comments on corrections or modifications required, and indicate the appropriate action on the CM-16E

Transmittal Form. The submittal will be marked in one of three ways as defined below:

1. APPROVED: Acceptable with no corrections.

2. APPROVED WITH NOTATIONS: Minor corrections or clarifications required. All comments are clear and no further review is required. The Contractor shall address all review comments when proceeding with the work.

3. DISAPPROVED - RESUBMIT: Rejected as not in accordance with the contract or as requiring major corrections or clarifications. The Contracting Officer will identify the reasons for disapproval. The Contractor shall revise and resubmit with changes clearly identified.

1.4 SAFETY

A. After contract award and before the Pre-Construction conference, submit for review, an Accident Prevention Plan. The Accident Prevention Plan shall comply with OSHA and project requirements including but not limited to the following:

1. Name of responsible supervisor to carry out the program.

2. Weekly and monthly safety meetings.

3. First aid procedures and supplies on-hand.

4. Map to medical facilities.

5. Outline of each phase of the work, the hazards associated with each major phase, and the methods proposed to provide for property protection and safety of the public, B. Equipment or tools not meeting OSHA requirements will not be allowed on the project. Comply with contract clause entitled "Accident Prevention". In case of conflicts between Federal, State, and local safety and health requirements, the most stringent shall apply. Failure to comply with the requirements of this section and related sections may result in suspension of work.

C. Qualifications of Employees:

1. All employees must be physically qualified and able to perform their assigned duties in a safe manner.

2. Do not allow employees to perform work whose ability or alertness is impaired because of prescription or illegal drug use, fatigue, illness, intoxication, or other conditions that may expose themselves or others to injury.

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

D. ACCIDENT REPORTING: A project reportable accident is defined as death, occupational disease, traumatic injury to employees or the public, fires, and property damage by accident in excess of $100. Notify Contracting Officer immediately in the event of a reportable accident.

Within 7 days of a reportable accident, fill out and forward to Contracting Officer an Accident/Property Damage Report (Form CM-22). Form may be obtained from the Contracting

Officer.

E. SAFETY MEETINGS

1. Prior to beginning work, have a safety meeting with all personnel and the COR to review the Accident Prevention Plan.

2. As a minimum, conduct daily 15-minute "toolbox" safety meetings.

F. FIRE AND LIFE SAFETY: Comply with the requirements of NFPA 241 (Standard for Safeguarding Construction, Alteration, and Demolition Operations). No smoking within 50 ft of buildings

1.5 SCHEDULE: Submit schedule 3 weeks in advance of performing the work.

PART 2 - GENERAL WORK SPECIFICATIONS

2.1 SCOPE: SECTION 2.1 ‐ COMMON WORK RESULTS

A. This Section covers general mechanical requirements for Work covered under Divisions 20, 22, and 23.

B. All Work and services specifically covered under this Division is supplementary to that covered under other Divisions of these Contract Documents. The requirements of this Division which are more stringent than that covered under other parts of these Contract Documents apply to Work covered under this Division.

C. All incidental Work required but not specified under this Division shall comply with the Division in which it is specified.

D. Review the Drawings and Specifications of all equipment and system requirements.

2.2 SECTION 2.2 - GENERAL REQUIREMENTS

A. Unless specified as the Contracting Officer having sole responsibility for items, the term

Contracting Officer may also reference the Contracting Officer’s Representative.

B. Provide the Owner with complete, coordinated, operating, balanced, tested, and adjusted mechanical systems.

C. Place all equipment in operation and instruct the Owner's maintenance personnel as to the proper operation, periodic maintenance, and lubrication of new mechanical equipment and systems.

D. The Drawings are somewhat diagrammatic and do not attempt to show all offsets or fittings required for installation of the mechanical system. Furnish and install pipes and ducts with fittings required for complete and proper installation of mechanical systems specified or required under this Division.

E. Provide piping, equipment, and accessories indicated on the Drawings unless it is specifically indicated that the piping, ductwork, equipment, or accessory is existing.

F. Coordinate the installation of the mechanical systems with the Work of other trades and existing conditions. Route mechanical systems as required to avoid interference with the Work of other trades and existing conditions.

G. Install piping and equipment in accordance with manufacturer's recommendations, with accessories recommended by the manufacturer for service intended, and with accessories indicated. Should recommendations conflict with Contract Documents, contact Contracting Officer for clarification before proceeding.

H. Provide access to concealed piping accessories, and equipment requiring access for periodic maintenance, inspection, replacement, or adjustment. Furnish access panels/doors of the proper type and size for the application.

I. Do not scale the Mechanical Drawings. Verify dimensions as construction progresses.

J. Report any errors, discrepancies, or ambiguities to the Contracting Officer, who will answer all questions and interpret intended meaning of these Contract Documents. Accept Contracting Officer's interpretation as final.

K. Perform Work in a neat and workmanlike manner with skilled craftsmen specializing in said

Work.

L. Provide new equipment and materials direct from the manufacturer unless specifically indicated otherwise. Remanufactured equipment and materials are specifically not acceptable.

M. Provide the product of only one manufacturer for each item or type of item provided in quantity.

N. Where the selection of materials or methods is left to the discretion of the Contractor, faithfully pursue the use of the best available materials or methods suitable for the purpose intended.

2.3 SECTION 2.3 - LOCAL CONDITIONS

A. Bidders shall familiarize themselves with the Contract Documents and existing conditions which affect Work required by the Contract Documents. Photos will be provided by the owner to show existing conditions.

B. This Scope of Work includes 2 site visits. One site visit for the purpose of site inspection, mount ventilation equipment, create ducting take off to fabricate remaining needed duct and to coordinate the location of wall and floor penetrations for the ventilation system. One or more subsequent visits for the purpose of installing the new mechanical systems and completing the start‐up and control sequencing.

2.4 SECTION 2.4 - PERMITS, TESTING, AND INSPECTIONS

A. Obtain, pay for, and comply with the requirements of all permits, fees and inspections by public authorities required for the Work covered under this Division of the Specifications.

B. Observe and enforce standards of fire prevention. A capable and qualified person shall be placed in charge of fire protection. The responsibilities shall include locating and maintaining fire protective equipment and establishing and maintaining safe torch cutting, soldering and welding procedures. The Contractor shall take all necessary precautions to prevent fire during installation and associated soldering of copper piping/tubing. Soldering or welding shall be performed only when adequate fire protection is provided. Do not store flammable or combustible liquids in existing structures. Provide adequate ventilation during use of volatile or noxious substances. A hot work permit is required from the Authority Having Jurisdiction in coordination with the contracting officer’s representative. The contractor will submit and receive an approved hot work permit in advance of starting affected work.

C. Transmit copies of permit applications, permits received, and public authority inspection reports to the Contracting Officer.

D. Test mechanical systems in accordance with the most restrictive procedures as defined under applicable codes or as specified elsewhere under this Division.

1. Provide a minimum of two working days’ notice to Contracting Officer and public authorities prior to performance of test.

2. If less than required notice is given, the Contracting Officer may require the Contractor to repeat the test at no additional cost to the Owner.

3. Test Work prior to insulating or concealing. If less than required notice is given prior to insulating or concealing, the Contracting Officer may require the Contractor to uncover such Work for inspection and recover same at no additional cost to the Owner.

4. Submit certificate of compliance for all tests indicating system tested, results of tests, witnesses and dates prior to calling for Substantial Completion and final inspections.

5. During testing, isolate piping system equipment and accessories that are not rated to withstand test pressures or perform test prior to connection of such equipment and accessories to the piping system.

E. Substantial completion and final inspections:

1. Provide minimum of 14 calendar days’ notice to Contracting Officer and public authorities of intent to have Work ready for inspection. Confirm that Work will be ready for inspection a minimum of 2 working days’ notice prior to requested inspection.

2. Prior to inspection:

1. Deliver to the Contracting Officer or Contracting Officer’s Representative required equipment, Drawings, and records.

2. Clean fixtures and equipment. Remove manufacturer's stickers and leave free of dust and dirt.

3. Remove boxes, scrap, and other debris.

4. Contractor's Mechanical Administrator, licensed by the State of Alaska, shall review mechanical systems installation for conformance with Contract Documents. With request for inspection, Contractor's Mechanical Administrator shall verify in writing that this review has been performed and note anything not conforming to Contract Documents.

5. With request for re‐inspection of Work previously inspected, provide the Owner's previous inspection's deficiency list accompanied by an item by item statement of measures taken to correct the previously listed deficiencies.

6. Deliver to Owner personnel all special tools and devices furnished by the manufacturer with items, specialties or equipment to allow installation, disassembly, adjustment, repair or maintenance. Identify special tools or devices as to item to which it is applicable.

7. Provide mechanical receivables that the Owner is to receive upon completion of the

Project. Turn over an inventory list of materials provided for the Owner's use to the Contracting Officer prior to scheduling substantial completion and final inspections.

8. Deliver to the Contracting Officer a Certificate of Instruction signed by all Owner personnel receiving instruction, all Contractor personnel providing instruction, and indicating dates of instruction.

3. During inspection:

1. Provide complete and up‐to‐date set of current record drawings for use during inspection.

2. Provide complete and operating systems suitable for the season.

3. Demonstrate that the mechanical system performs in accordance with the Contract Documents. Provide material and personnel required to perform the demonstration.

4. Provide assistance to inspection personnel required for a complete and thorough inspection.

F. CODES, ORDINANCES, AND STANDARDS

1. Federal, State and local Codes and Ordinances take precedence over these Specifications and Drawings where conflicts occur unless the Drawings or

Specifications call for more stringent requirements. Notify the Contracting Officer in writing of conflicts.

2. Follow latest adopted editions of Code of Federal Regulations, Alaska

Administrative Code, International Building Code, International Mechanical Code, International Fuel Gas Code, Uniform Plumbing Code, International Fire Code, National Electrical Code, ADA Accessibility Guidelines, NFPA, ASME, NEMA, ASHRAE, SMACNA, etc. as applicable.

3. Comply with all applicable laws, building and construction codes, OSHA Safety and Health Regulations and applicable requirements of any governmental agency under whose jurisdiction this Work is being performed.

G. MECHANICAL COMPLIANCE RECORD

1. Record the performance of all tests, sterilization, cleaning, flushing and refilling of mechanical systems required under this Division.

2. Include date, time and time interval, test results, brief description of method of tests, and witnesses.

3. Submit this record to the Contracting Officer prior to scheduling Substantial

Completion and final inspections.

H. INSTRUCTION OF OWNER'S PERSONNEL

1. Instruct designated Owner personnel in the proper operation, periodic maintenance and lubrication of the project's mechanical systems, equipment and accessories utilizing an accepted Operations and Maintenance Manual.

2. As instructors, include journeymen plumbers, electricians, and control men, each fully knowledgeable of the project's mechanical systems and equipment.

3. Instruct only those Owner personnel specifically designated by the Contracting

Officer. Instruction of other Owner personnel will not meet the requirements of this

Section.

4. Include system operations; periodic maintenance including locations and techniques; periodic lubrication including materials, methods and locations; location of concealed valves, instruments, dampers, etc.; location of electrical breakers and disconnects associated with mechanical equipment; and location of control items.

5. Instruct Owner personnel for a minimum of eight hours plus that required by other sections of this Division of the Specifications.

6. Schedule the instruction period in the same manner as for system tests. The Contractor is obligated to only one instruction period. The instruction period may be divided into more than one period with the concurrence of the Contracting Officer.

I. RECORD DOCUMENTS

1. Maintain one record copy of:

1. Contract Drawings.

2. Specifications

3. Addenda.

4. Change Orders and other modifications to the Contract

5. Revised Shop Drawings, product data, and samples.

6. Survey and field records.

7. Field Test Records.

8. Inspection Certificates

9. Manufacturer’s Certificates

10. Completed Start Up and Commissioning Record Documents for HVAC and Heating

Equipment provided by manufacturer.

2. Store Record Documents and samples in clean, dry, and legible condition in Field Office apart from documents used for construction.

3. Keep Record Documents and samples available for inspection by Contracting Officer.

4. Record information concurrently with construction progress. Do not conceal any Work until required information is recorded.

J. Legibly mark Contract Drawings and Shop Drawings to record actual construction, including:

1. Field Changes of Dimension and detail

2. Changes made by Addenda.

3. Changes made by Change Orders

4. Actually installed manufacturer, trade name, and catalog number of each product listed

5. Changes made to equipment identification assignments, replacing Contract Document assigned equipment designations, at each location that designation occurs.

K. Legibly mark Contract Specifications to record actual construction, including:

1. Changes made by Addenda and Change Orders.

L. Upon request by the Contracting Officer submit complete collection of Record Documents to the

Contracting Officer for review and duplication as desired.

M. Submit project Record Documents within two weeks after final inspection, including Shop

Drawings of Contractor designed systems such as control systems, to the Contracting Officer for review. Documents shall bear a statement signed and dated by a legal representative of the

Contractor indicating that the Record Documents reflect "As‐built" conditions.

N. Correct Record Documents as required and deliver to the Contracting Officer. Documents shall bear a statement signed and dated by a legal representative of the Contractor indicating that the

Record Documents reflect "as‐built" conditions.

2.5 SECTION 2.5 - WARRANTY:

A. All manufacturer and supplier standard equipment, item or accessory warranties covered under this Division shall be the Contractor's responsibility under Project warranty period.

B. Equipment, item, or accessory warranties shall commence upon the date of Final Acceptance by the Owner.

C. Transfer all manufacturer and supplier standard equipment, item or accessory warranties to the

Owner upon expiration of Project warranty period.

D. Any warranties, more stringent than manufacturer's standard, specified or indicated under this Division remain the responsibility of the Contractor before and after expiration of Project warranty period.

E. Minimum manufacturer or supplier warranty is that of the manufacturer or supplier used as the basis of design.

2.6 SECTION 2.6 - MECHANICAL WORK IN EXISTING FACILITIES

A. Carefully lay out work in advance

B. Verify existing conditions affecting Work, including existing sizes and materials indicated, prior to beginning Work or ordering materials that are affected by existing conditions. Beginning of

Work means acceptance of existing conditions. Match existing products and Work unless otherwise noted. Notify Contracting Officer of conflicts in writing.

C. Verify locations and elevations of utilities that are crossed or connected to prior to installation of new Work.

D. When portions of existing mechanical, electrical, structural, etc. conditions are shown, it is not meant to indicate that all of such systems are shown.

E. Where cutting, channeling, chasing, or drilling of floors, walls, partitions, ceilings or other surfaces is necessary for the proper installation, support or anchorage of the mechanical equipment, piping, or ductwork, carefully perform this Work and patch to match existing conditions where repair from contractor’s work is required. NPS day labor will perform patch work as needed for construction of wall and floor openings conducted by the Owner. The

Contractor will repair accidental damage as needed for the scope of work performed by the

Contractor.

F. Repair any damage to building, piping, or equipment with skilled mechanics of the appropriate trade.

G. Coordinate connection of new services to existing building systems, including required systems shut downs, with the Contracting Officer. Limit required shut down periods to a minimum.

Isolate, drain, and refill existing systems as required to accommodate Work. Restore existing systems to full operational condition.

H. Cut, move, or remove existing items as necessary for installation of new Work and restore and replace at completion.

I. Remove from site removed materials unless otherwise indicated that the material is to be salvaged for the Owner.

J. Remove, cut, and patch in a manner to minimize damage and to provide means of restoring items to original conditions.

2.7 SECTION 2.7 - PROJECT COMPLETION DOCUMENTATION AND MATERIAL TURN

OVER

A. See individual specification sections for required project completion documentation, and required maintenance or spare parts to be turned over to the Contracting Officer, including the following:

1. Record documents and reports

1. Record Documents – Section 2.1.I. “Common Work Results”

2. Testing, Adjusting and Balancing Report – Section 23 05 93 “Testing, Adjusting and Balancing for HVAC.”

3. Conformed O&M manuals – Section 20 01 00 “Operation and Maintenance for

Mechanical.”

4. Test performance records for sterilization, cleaning, flushing and refilling of mechanical systems – Section 20 05 00 “Common Work Results.”

2. Training Completion Record:

1. Mechanical instructions training completion record – Section I. “Common Work Results.”

2. Mechanical access panels and marker familiarization training completion record –

Section 20 05 00 “Common Work Results.”

3. Maintain one record copy of: