HVAC Replacement SOW v2.docx

HVAC Upgrade

STATEMENT OF WORK (SOW)

Project: Hatzor Air Base HVAC Replacements 6 April 2025

1. Background:

Various facilities located on Hatzor Air Base require the replacement of 56 total existing HVAC units that have exceeded their useful service life and are no longer operating at optimal efficiency. This project is intended to improve energy efficiency, ensure continued occupant comfort, and maintain compliance with applicable codes and standards.

2. Objective:

2.1. Package Unit Replacement (Options 1-14)

The objective of this scope is to outline the requirements for the removal and disposal of twenty four (24) existing exterior HVAC package units and the procurement, installation, and commissioning of two new, energy-efficient HVAC package units of equivalent or improved capacity. See Figures 3, 7 and 8 below. Contractor is responsible for providing eight (12) independent proposals (one per option), in accordance with the following:

Package Unit Replacements (Options 1-12):

· PREFAB-1 contains two (2) total Package Units requiring total replacement. The two (northwest) units are to be replaced under this project under Option #1

· Dorm A contains four (4) total Package Units, two were replaced in 2023, and two are to be replaced under this project under Option #5

· Dorms B contains four (4) total Package Units requiring total replacement. The two (northeast) units are to be replaced under this project under Option #2 and the remaining two (southwest) units are to be replaced under Option #6

· Dorms C contains four (4) total Package Units requiring total replacement. The two (northeast) units are to be replaced under this project under Option #3 and the remaining two (southwest) units are to be replaced under Option #7

· Dorms D contains four (4) total Package Units requiring total replacement. The two (northeast) units are to be replaced under this project under Option #4 and the remaining two (southwest) units are to be replaced under Option #8

· The EOC contains two (2) total Package Units requiring total replacement. The two units (located on the northwest) are to be replaced under Option #9

· K-Span2 contains two (2) total Package Units requiring total replacement. The two units (located on the northwest) are to be replaced under Option #10

· K-Span1 contains two (2) total Package Units requiring total replacement. The two units (located on the northwest) are to be replaced under Option #11

· DFAC contains two (2) total Package Units requiring total replacement. The two units (located on the northwest) are to be replaced under Option #12

1.

2.

2.1.

2.2. Ductless Large-Split System Unit Replacement (Options 13-14) The objective of this scope is to outline the requirements for the removal and disposal of two (2) existing exterior Large Ductless HVAC units and the procurement, installation, and commissioning of two new, energy-efficient HVAC units of equivalent or improved capacity. See Figures 4 and 5 below. Contractor is responsible for providing two (2) independent proposals (one per option), in accordance with the following:

Ductless Large-Split System Unit Replacements (Options 13-14):

· Dorms L contains two (2) total large exterior Ductless Split Samsung HVAC Units requiring total replacement. The two units (located on the southwest) are to be replaced under Option #13. Contractor is responsible for the replacement of both exterior units and verifying new exterior units are fully compatible with interior components.

· Dorms K contains two (2) total large exterior Ductless Split Samsung HVAC Units requiring total replacement. The two units (located on the southwest) are to be replaced under Option #14 Contractor is responsible for the replacement of both exterior units and verifying new exterior units are fully compatible with interior components.

1.

2.

2.1.

2.2.

2.3. Ductless Mini-Split System Unit Replacement (Options 15-20) The objective of this scope is to outline the requirements for the removal and disposal of twenty eight (28) existing exterior Ductless Mini-Split HVAC units and the procurement, installation, and commissioning of the new, energy-efficient HVAC units of equivalent or improved capacity. See Figure 6 below. Contractor is responsible for providing six (6) independent proposals (one per option), in accordance with the following:

Ductless Mini-Split System Unit Replacements (Options 15-20):

· Dorm A contains six (6) total Ductless Mini-Split Systems requiring total replacement of both the interior and exterior units. These six (6) units are to be replaced under this project under Option #15

· Dorm B contains six (6) total Ductless Mini-Split Systems requiring total replacement of both the interior and exterior units. These six (6) units are to be replaced under this project under Option #16

· Dorm C contains four (4) total Ductless Mini-Split Systems requiring total replacement of both the interior and exterior units. These four (4) units are to be replaced under this project under Option #17

· Dorm D contains four (4) total Ductless Mini-Split Systems requiring total replacement of both the interior and exterior units. These four (4) units are to be replaced under this project under Option #18

· Dorm L contains four (4) total Ductless Mini-Split Systems requiring total replacement of both the interior and exterior units. These four (4) units are to be replaced under this project under Option #19

· Dorm K contains four (4) total Ductless Mini-Split Systems requiring total replacement of both the interior and exterior units. These four (4) units are to be replaced under this project under Option #20

3. Scope of Work:

The scope of work includes but is not limited to the replacement of twenty four (24) existing HVAC Package Units, four (4) exterior Samsung Ductless HVAC Units, and twenty eight (28) Ductless mini-split system units in accordance with the Options list provided above. Each option associated with Options 1-12 requires the removal and replacement of two independent HVAC Package Units. Options 13-14 are two large ductless Samsung Units requiring a replacement of the exterior units. Options 15-16 each require the replacement of six (6) ductless mini-split systems. Options 17-20 each require the replacement of four (4) ductless mini-split systems. The contractor is responsible for providing all labor, tools, materials, transportation, supervision and equipment necessary to purchase and install new HVAC units. Work includes removal of existing equipment, preparation of the installation site, full system installation, testing, and commissioning in addition to the below requirements.

3.1. Pre-Installation Tasks:

· Contractor is responsible for conducting a site visit to confirm all dimensions, access requirements, and existing conditions.

· Contractor is responsible for submitting a detailed work plan for government approval, including equipment specifications, project schedule, and staging area.

· Contractor is responsible coordinating with the Contracting Officer Representative(s) to ensure all work meets United States and Isreal Government standards and requirements.

3.2. Equipment Removal:

· Contractor is responsible for safely disconnecting and removing all HVAC units awarded to be removed and replaced.

· Contractor is responsible for the safe recovery of all refrigerants in accordance with all applicable EPA regulations,

· Contractor is responsible for the removal and disposal of all related materials and debris offsite in accordance with local, and federal laws.

· The installation of the new HVAC Units must be phased and completed in the manor such that each facility remains temperature controlled at all times. Due to each facility having multiple units as a form of redundancy, the Contractor shall schedule the replacement of each unit to minimize the overall impact of the facility. Contractor is required to coordinate the replacement of each unit with the Government to ensure minimal customer impact.

3.3. Installation:

· Contractor is responsible for furnishing and installing new HVAC units. The units must meet or exceed the existing capacity requirements in terms of tonnage and BTU ratings. While the contractor shall verify and confirm the appropriate unit sizes based on current load calculations and site conditions, under-sizing of equipment below existing capacity is not permitted without prior written approval from the Government.

3.4. Testing and Commissioning:

· Contractor is responsible for conducting functional performance testing for each installed unit.

· Contractor is responsible for verifying proper refrigerant charge, airflow, thermostat operation, and system performance.

· Contractor is responsible for providing startup and commissioning reports to the COR.

3.5. Training and Documentation:

· Contractor is responsible for providing operational training for government and Israeli personnel on the new units.

· Contractor is responsible for submitting all warranty documents, O&M manuals, and as-built drawings.

4. Period of Performance:

The work shall be completed within 180 calendar days from Notice to Proceed (NTP). Any changes to the schedule must be approved by the COR.

5. General Requirements:

· The contractor shall perform all tasks in compliance with contract documents and according to manufacturer specifications. The contractor shall provide the supervision, qualified staffing, manpower, equipment, materials, services and transportation necessary to execute the project requirements within the period of performance and in accordance with all applicable Israeli laws, codes, permits, licensure, and government authorized hours of operation. The safety of all contract personnel is the sole responsibility of the contractor. The safe function of all equipment, use of equipment, and security/loss prevention of equipment left on-site is the responsibility of the contractor. The site manager is not responsible for providing equipment, materials, or maintaining possession or security of equipment left at the job site. Existing infrastructure that is not part of the project shall be maintained in working order. If damage occurs, it is the responsibility of the contractor to restore to equal or better condition. The contractor is responsible for the removal and disposal of all waste and replaced/demolished materials to an authorized location off site.

· To ensure long-term maintainability and minimize downtime, all HVAC package units furnished under this contract must be commercially available within the country of installation. The selected equipment shall be from a manufacturer with an established presence in-country, including authorized service providers and readily available spare parts distribution networks.

· The contractor shall select units that are supported by local vendors to the greatest extent possible, in order to facilitate efficient maintenance, warranty support, and replacement parts procurement throughout the operational life of the equipment. Use of obscure, proprietary, or special-order models that require international sourcing for routine service components is not acceptable.

· Documentation confirming local availability, such as manufacturer’s authorized distributor listings or service network maps, shall be submitted with equipment submittals for Government review and approval.

6. Prohibited Items:

The following are prohibited on Hatzor Air Base:

· Alcoholic beverage(s) (open or unopened) of any kind.

· Dangerous Weapons (Other than Firearms): A weapon is defined as an object designed to inflict bodily injury or property damage. Examples of dangerous weapons include but are not limited to the following: switchblade knife, gravity knife, knife with a blade longer than six inches, sword, blackjack, pellet gun, air or CO2 rifle and pistol, bow, blow gun, arrow, metal knuckles, martial arts weapons or any item modified into a sharp object. EXCEPTION: Personnel that are on reserve status with the Israeli Defense Force and are required to maintain their weapon at all times.

· Firearms: Any weapon that expels a projectile through a barrel by the action of an explosive, the frame or receiver of any such weapon, and any firearm silencing device. This includes shotguns, rifles, pistols, starter guns, and any pyrotechnic flare guns.

· Ammunition: The material fired, scattered, dropped, discharged, or detonated from any firearm and the means of igniting or exploding such material. Examples include, but are not limited to, rifle cartridges, pistol cartridges, shotgun cartridges, primers, fuses, and gunpowder.

· Other Prohibited Items: Hand grenades, mortar rounds, mines, fireworks, or any other explosive device are not authorized on the installation unless in the performance of official duties.

· Personnel accessing the base are not allowed to take photos or videos of the installation without prior approval from the Contracting Officer or the designated representative.

7. Compliance with Local Laws The contractor shall be responsible for complying with all local laws, regulations, and labor union agreements governing hours, wages, labor regulations (including collective bargaining), worker’s compensation, working conditions, fringe benefits, and other matters pertaining to labor standards and contracts. The contractor hereby indemnifies and holds harmless the United States government from any and all claims of any type arising out of or in connection with the requirements of this contract. This indemnity shall include the obligation of the contractor to handle and settle without cost to the United States Government, any claims or litigation against the United States Government based on the allegation that the contractor or the United States Government or both have not fully complied with local labor laws or regulations relating to performance of the work required by this contract.

8. Work Planning & Coordination:

If it becomes necessary to interrupt work activities or utility service in buildings or areas for construction purposes, the contractor shall provide information and request permission for coordination of outages 3 days in advance.

8.1. Verification of Existing Conditions:

Use of any such available drawings, data, maps, measurements, plans, diagrams, maps, provided by the government or stated in this SOW does not relieve the contractor of the responsibility to field verify. The contractor shall be solely responsible for verification and validation of all existing site conditions, infrastructure, dimensions, proposed requirements, and data provided in this SOW. The contractor must field verify all dimensions and infrastructure during an initial site visit and prior to ordering materials and performing work.

8.2. Contractor Operation Hours:

The authorized hours of operation are from 0800 to 1530, Sunday through Thursday, excluding Jewish and Israeli Federal holidays. Project work and site visits must be coordinated and scheduled around the site’s training and operational activities.

8.3. Site Access:

The contractor shall ensure all employees comply with the government security requirements when entering, occupying, and departing base. All personnel and employees in attendance during contract performance and/or site visits will need to submit the required documentation for base access through the pass and ID point of contact, Robbie Rizel Robbie.rizel@gmail.com and +972 54-591-7866. The site and facilities are shown in Figure 1.

8.4. Award, Pre-construction Conference, and Notice to Proceed:

Following the initial site visit, an itemized quote and proposal of work is required for review and must be approved before work can be authorized. Following contract award/agreement, a pre-construction conference will be held prior to issuing a Notice to Proceed (NTP) with the contracting officer, contracting officer representative, contractor, and appropriate stakeholders in attendance. The pre-construction conference will review/discuss/approve all material submittals, proposed work schedule, and required coordination as required. After the pre-construction conference and review and approval of all contract items, the contracting officer will issue NTP.

8.5. Permits:

Contractor is responsible for coordinating all permitting and mark out requirements associated with this project.

9. Submittals/Deliverables: Contractor shall allow fourteen (14) calendar days for Government processing and review unless otherwise stated. Government approval must be received prior to use/implementation of materials or equipment requiring government review. Should a submittal be disapproved, the contractor shall make all corrections required by the Government and furnish a corrected submittal.

9.1. Pre-construction: Following the initial site visit, an itemized quote and proposal of work is required for review and must be approved before work can be authorized. After the pre-construction conference and review and approval of all contract items, the contracting officer will issue NTP.

9.2. Warranty Requirements: Contractor must provide technical and manufacturer specifications and warranty information for installed equipment and completed work. The warranty data shall be submitted to the Government within seven (7) calendar days of final inspection. The contractor shall also provide documentation on all manufacturer’s extended warranties.

6.3 Closeout: Payment will be accomplished based on the tasks complete. Once the work is complete, the contractor will inform the site manager and a final site inspection will be completed and documented. Prior to final payment, the contractor shall submit and receive approval of submittals, including 100% completion of all work listed and complete according to contract documents.

Key Deliverables Item No.

Deliverable

Objective

Due

permission with POC 7 days before Estimated Start Date

Reference Figures

Figure 1. HVAC Package Unit Replacements / Two Ductless Units

Figure 2. Ductless Mini-Split System Unit Locations

Figure 3. Package HVAC Systems (EOC/DFAC/Dorm A/B/C/D)

Figure 4. Samsung Ductless HVAC Systems Exterior (Dorms L/K)

Figure 5. Samsung Ductless HVAC Systems Interior (Dorms L/K)

Figure 6. Samsung Ductless HVAC Systems Exterior (Dorms A/B/C/D/L/K)

Figure 7. Package HVAC Systems (K-Span1/2)

Figure 8. Package HVAC Systems (K-Span1/2) image5.jpeg image6.jpeg image7.jpeg image8.jpeg image9.jpeg image1.png image2.png image3.png image4.jpeg