Final SOW VA CONSTR GEN REQ - Rev 1 062822.pdf

STATEMENT OF WORK FOR PROJECT

CONSTRUCTION PACKAGE

FOR HVAC REPLACEMENT

FOR B-182 - NLR

598-21-118

Central Arkansas Veterans Healthcare System VISN 16, Group 598

North Little Rock, Arkansas

Prepared By CAVHS Planning and Design Office

28 June 2022

DIVISION TABLE OF CONTENTS

DIVISION TABLE OF CONTENTS

DIVISION 01 – GENERAL REQUIREMENTS

SECTION 01 00 00 - GENERAL REQUIREMENTS

DIVISION 01 – GENERAL REQUIREMENTS

SECTION 01 00 00 - GENERAL REQUIREMENTS

PART 1 - GENERAL

1.01 SAFETY REQUIREMENTS

A. Refer to section 01 35 26, SAFETY REQUIREMENTS for safety and infection control requirements.

1.02 GENERAL INTENTION

A. Contractor shall completely prepare site for building operations, including demolition, removal of existing structures, furnish labor and materials, and to perform the work to

CONSTRUCTION PACKAGE FOR HVAC REPLACEMENT FOR B-182 – NLR, 598-21-

118 at CAVHS Little Rock, Arkansas as required by specifications.

B. All employees of general contractor and subcontractors shall comply with VA security management program and obtain permission of the VA police, be identified by project and employer, and restricted from unauthorized access.

1.03 STATEMENT OF BID ITEM(S)

A. ITEM I, Mechanical Work: Work includes all labor, material, equipment and supervision to perform the required Mechanical and Electrical construction work on this project including:

1. Replacement of existing HVAC split system with new exterior gas package air unit, new ductwork, new ceiling, new electrical, new mechanical room construction, and new gas line connection.

1.04 SPECIFICATIONS AND DRAWINGS FOR CONTRACTOR

A. Drawings and contract documents may be obtained from the website where the solicitation is posted. Additional copies will be at Contractor's expense.

1.05 DESCRIPTION OF WORK

A. Remove the existing 7.5T split system with associated ductwork and piping connections with new energy efficient 10T gas packaged unit located outside.

B. All steam lines, freon lines, electrical service, control wiring for the split system shall be removed to the source and made secure.

C. Housekeeping pad shall be 6” concrete pad with a 24” clearance edge around the new air handling unit. The building side of the air handling unit shall have space to provide transition from square ductwork to round ductwork before penetrating the building wall.

D. Provide a new gas line connection for new air handling unit from gas main located 80’ from new location. At the gas main, provide a tee with a gas valve and plug for future use and the other end for connection to new air handling unit. Provide a new gas regulator for new air handling unit.

E. Provide new ductwork as indicated on provided drawings. Provide new ceiling diffusers for supply and return air. Provide smoke detectors in the supply and return ductwork and connect to existing Edwards EST3 fire alarm system. The location of the smoke detectors shall be approved by a Fire Protection Engineer. Smoke detectors wiring shall be in red conduit. The new ductwork penetrating the exterior wall shall be enclosed inside B-182.

Provide access doors in this enclosure to have access to the new filter rack for the return air ductwork.

F. HVAC controls shall be connected Trane BAS. Provide a graphics layout of the office spaces with the ductwork and air handling unit. Control wiring shall be enclosed in blue conduit. Control points shall include the following but not limited to:

1. Start/Stop signal

2. Return air temperature

3. Supply air temperature

4. Unit Operation (Unit operating on or off)

5. Room Temperature

G. General Contractor shall provide new ceiling structure (approximately 12’ or 13’ in height) with new lay-in ceiling located below the new ceiling structure at 9’ or 10’ AFF.

H. General Contractor shall follow all Local, State, and Federal codes with respect to civil, structural, mechanical, plumbing, gas, and electrical disciplines.

1.06 PROJECT AREA LIMITATIONS

A. All work shall be performed in the immediate project area of B-182 at NLR.

B. Period of Performance: 90 days.

1.07 CONSTRUCTION SECURITY REQUIREMENTS

A. Security Plan:

1. The security plan defines both physical and administrative security procedures that will remain effective for the entire duration of the project.

2. The General Contractor is responsible for assuring that all sub-contractors working on the project and their employees also comply with these regulations.

B. Security Procedures:

1. General Contractor’s employees shall not enter the project site without appropriate badge. They may also be subject to inspection of their personal effects when entering or leaving the project site.

2. Before starting work the General Contractor shall give one week’s notice to the Contracting Officer so that security //escort// arrangements// can be provided for the employees. This notice is separate from any notices required for utility shutdown described later in this section.

3. No photography of VA premises is allowed without written permission of the Contracting Officer.

4. VA reserves the right to close or shut down the project site and order General Contractor’s employees off the premises in the event of a national emergency. The General Contractor may return to the site only with the written approval of the Contracting Officer.

1.08 OPERATIONS AND STORAGE AREAS

A. The Contractor shall confine all operations (including storage of materials) on Government premises to areas authorized or approved by the Project COR. The Contractor shall hold and save the Government, its officers, and agents, free and harmless from liability of any nature occasioned by the Contractor's performance.

B. Workmen are subject to rules of Medical Center as applicable to their conduct.

C. Plan and execute the work with minimal impact to the normal functioning of Medical Center as a whole, including patient care, operations of utility services, fire protection systems and any existing equipment, and with work being done by others.

1. Do not store materials and equipment in other than assigned areas.

2. Schedule delivery of materials and equipment to immediate construction working areas within buildings in use by Department of Veterans Affairs in quantities sufficient for not more than two workdays. Provide unobstructed access to Medical Center areas required to remain in operation.

D. Phasing:

1. The Medical Center must maintain its operation 24 hours a day 7 days a week.

Therefore, any interruption in service must be scheduled and coordinated with the COR to ensure that no lapses in operation occur. It is the CONTRACTOR'S responsibility to develop a work plan and schedule detailing, at a minimum, the procedures to be employed, the equipment and materials to be used, the interim life safety measure to be used during the work, and a schedule defining the duration of the work with milestone subtasks. The work to be outlined shall include, but not be limited to:

2. To ensure such executions, Contractor shall furnish the COR with a schedule of approximate dates on which the Contractor intends to accomplish work in each specific area of site, building or portion thereof.

1.09 ALTERATIONS – Not used

1.10 SPECIAL CONSIDERATIONS

A. All contractors and visitors are required to adhere to Universal Masking Guidance which requires people to wear a cloth face covering or facemask over their mouth and nose while in any building of Central Arkansas Veterans Healthcare System (CAVHS). Daily healthcare screening is required before entrance to VA facilities due to COVID-19. No one with a cold or flu like symptoms will be allowed on VA property. In the event that symptoms occur while on site, the contractor will notify the COR immediately. The individual(s) maybe required to be COVID tested and quarantine until released by Infection Control to return to site.”

1.11 DISPOSAL AND RETENTION – not used

1.12 PROTECTION OF EXISTING VEGETATION, STRUCTURES, EQUIPMENT, UTILITIES,

AND IMPROVEMENTS – not used

1.13 RESTORATION – not used

1.14 PHYSICAL DATA – not used

1.15 PROFESSIONAL SURVEYING SERVICES – not used

1.16 LAYOUT OF WORK

A. The Government will provide the following drawings to the Contractor as referred to in paragraph 1.05 for work indicated:

1. Mechanical Drawings.

1.17 AS-BUILT DRAWINGS

A. The contractor shall maintain two full size sets of as-built drawings which will be kept current during construction of the project, to include all contract changes, modifications, and clarifications.

B. All variations shall be shown in the same general detail as used in the contract drawings.

To ensure compliance, as-built drawings shall be made available for the COR review, as often as requested.

C. Contractor shall deliver two (2) approved, completed sets of as-built drawings in the electronic version (scanned PDF) to the COR within 15 calendar days after each completed phase and after the acceptance of the project by the COR.

D. Paragraphs A, B, & C shall also apply to all shop drawings.

1.18 USE OF ROADWAYS – not used

1.19 RESIDENT ENGINEER'S FIELD OFFICE – not used

1.20 TEMPORARY USE OF MECHANICAL AND ELECTRICAL EQUIPMENT – not used

1.21 TEMPORARY USE OF EXISTING ELEVATORS – not used

1.22 TEMPORARY USE OF NEW ELEVATORS – not used

1.23 TEMPORARY TOILETS – not used

1.24 AVAILABILITY AND USE OF UTILITY SERVICES

A. The Government shall make all reasonably required amounts of utilities available to the

Contractor from existing outlets and supplies, as specified in the contract. The Contractor shall carefully conserve any utilities furnished without charge.

B. The Contractor, at Contractor's expense and in a workmanlike manner, in compliance with code and as satisfactory to the Contracting Officer, shall install and maintain all necessary temporary connections and distribution lines. Before final acceptance of the work by the Government, the Contractor shall remove all the temporary connections, distribution lines, meters, and associated paraphernalia and repair restore the infrastructure as required.

1.25 NEW TELEPHONE EQUIPMENT – not used

1.26 TESTS

A. As per specification section 23 05 93 the contractor shall provide a written testing and commissioning plan complete with component level, equipment level, sub-system level and system level breakdowns. The plan will provide a schedule and a written sequence of what will be tested, how and what the expected outcome will be. This document will be submitted for approval prior to commencing work. The contractor shall document the results of the approved plan and submit for approval with the as built documentation.

B. Pre-test mechanical and electrical equipment and systems and make corrections required for proper operation of such systems before requesting final tests. Final test will not be conducted unless pre-tested.

C. Conduct final tests required in various sections of specifications in presence of an authorized representative of the Contracting Officer. Contractor shall furnish all labor, materials, equipment, instruments, and forms, to conduct and record such tests.

D. Mechanical and electrical systems shall be balanced, controlled, and coordinated. A system is defined as the entire system which must be coordinated to work together during normal operation to produce results for which the system is designed. For example, air conditioning supply air is only one part of entire system which provides comfort conditions for a building. Other related components are return air, exhaust air, steam, chilled water, refrigerant, hot water, controls, and electricity, etc. Another example of a system which involves several components of different disciplines is a boiler installation. Efficient and acceptable boiler operation depends upon the coordination and proper operation of fuel, combustion air, controls, steam, feedwater, condensate, and other related components.

E. All related components as defined above shall be functioning when any system component is tested. Tests shall be completed within a reasonable period of time during which operating and environmental conditions remain reasonably constant and are typical of the design conditions.

F. Individual test result of any component, where required, will only be accepted when submitted with the test results of related components and of the entire system.

1.27 INSTRUCTIONS

A. Contractor shall furnish Maintenance and Operating manuals (hard copies and electronic) and verbal instructions when required by the various sections of the specifications and as hereinafter specified.

B. Manuals: Maintenance and operating manuals and one compact disc (four hard copies and one electronic copy each) for each separate piece of equipment shall be delivered to the COR coincidental with the delivery of the equipment to the job site. Manuals shall be complete, detailed guides for the maintenance and operation of equipment. They shall include complete information necessary for starting, adjusting, maintaining in continuous operation for long periods of time and dismantling and reassembling of the complete units and sub-assembly components. Manuals shall include an index covering all component parts clearly cross-referenced to diagrams and illustrations. Illustrations shall include "exploded" views showing and identifying each separate item. Emphasis shall be placed on the use of special tools and instruments. The function of each piece of equipment, component, accessory, and control shall be clearly and thoroughly explained. All necessary precautions for the operation of the equipment and the reason for each precaution shall be clearly set forth. Manuals must reference the exact model, style, and size of the piece of equipment and system being furnished. Manuals referencing equipment similar to but of a different model, style, and size than that furnished will not be accepted.

C. Instructions: Contractor shall provide qualified, factory-trained manufacturers' representatives to give detailed training to assigned Department of Veterans Affairs personnel in the operation and complete maintenance for each piece of equipment. All such training will be at the job site. These requirements are more specifically detailed in the various technical sections. Instructions for different items of equipment that are component parts of a complete system, shall be given in an integrated, progressive manner. All instructors for every piece of component equipment in a system shall be available until instructions for all items included in the system have been completed. This is to assure proper instruction in the operation of inter-related systems. All instruction periods shall be at such times as scheduled by the COR and shall be considered concluded only when the COR is satisfied in regard to complete and thorough coverage. The contractor shall submit a course outline with associated material to the COR for review and approval prior to scheduling training to ensure the subject matter covers the expectations of the VA and the contractual requirements. The Department of Veterans Affairs reserves the right to request the removal of, and substitution for, any instructor who, in the opinion of the COR, does not demonstrate sufficient qualifications in accordance with requirements for instructors above.

1.28 GOVERNMENT-FURNISHED PROPERTY – not used

1.29 RELOCATED // EQUIPMENT // ITEMS // - not used

1.30 STORAGE SPACE FOR DEPARTMENT OF VETERANS AFFAIRS EQUIPMENT – not used

1.31 CONSTRUCTION SIGN – not used

1.32 SAFETY SIGN – not used

1.33 PHOTOGRAPHIC DOCUMENTATION – not used

1.34 FINAL ELEVATION DIGITAL IMAGES – not used

1.35 HISTORIC PRESERVATION – not used

1.36 VA TRIRIGA CPMS – not used

PART 2 - PRODUCTS (Not Used) PART 3 - EXECUTION (Not Used)

END OF SECTION – GENERAL REQUIREMENTS