Attachment 1 - Revised Statement of Work PAX Terminal.pdf

STATEMENT OF WORK

Project Number: LXEZ241013

Project Title: Repair HVAC in PAX Terminal, B3409

Installation: Kadena Air Base, Okinawa, Japan

Prepared By: Andrea Mae Karla G. Villanueva 718 CES/CENMA

Date Prepared: December 16, 2024

March 21, 2025

Table of Contents

1.0 General Information ………………………………………………………………………………

1.1 Level of Construction

1.2 Project Scope

1.3 Project Summary

1.4 Government Furnished Equipment/Material (GFE/GFM)

2.0 Site Conditions ………………………………………………………………………………………. 4

2.1 Work Site Location

2.2 As-built Drawings

2.3 Regulated Building Materials

2.4 Occupancy Premises

2.5 Use of Latrine and Utilities

3.0 Project Phasing & Schedule …………………………………………………………………….…. 5

3.1 Period of Performance

3.2 Design Phase

3.3 Construction Phase

4.0 Design Requirements ………………………………………………………………….……..….. 8 9

4.1 General Disclaimer

5.0 Submittal Requirements ……………………………………………………………………..... 10 11

5.1 General

5.2 Submittal Document Format

5.3 Specification Package and Submittal Register

5.4 As-built Drawings

6.0 Other Requirements …………………………………………………………………………..…... 13

6.1 General

6.2 Pre-final Inspection

6.3 Final Inspection

7.0 Environmental Compliance Criteria ………………………………………………………..… 13 14

7.1 General Environmental Compliance

8.0 Detailed Description of Work ………………………………………………………………...…… 16

8.1 Asbestos/LBP Related Work

8.2 Architectural Work

8.3 Mechanical Work

8.4 Electrical Work

1.0 General Information

1.1 Level of Construction

A) This project is for the design and construction of facilities defined as Permanent

Construction per UFC 1-200-01, paragraph 1-3.2.

1.2 Project Scope

A) The project scope consists of, but is not limited to, providing all field investigations, surveys, design, plant, labor, supervision, materials, equipment, supplies, transportation, third-party services, and other work necessary to design and execute construction work defined in this Statement of Work and the attached documents. The work includes all necessary finishing work to provide the Government with a final product that is fully functional and leaves no areas of the facility that appear incomplete or unfinished.

1.3 Project Summary

A) Repair HVAC system for the Passenger Terminal area of B3409 on Kadena Air

Base. Work includes replacing air handling units, associated supply/return ductwork, registers, grilles, piping, gate valves, insulation, digital direct controls, fire dampers, and installing additional split units. Testing, adjusting, and balancing (TAB) and commissioning of the mechanical system is required to ensure operational capabilities meet federal and industry standards. Asbestos Containing Material (ACM) and Lead-Based Paint (LBP) have been detected throughout the facility; if ACM/LPB is encountered and will be disturbed in order to execute the contract, appropriate abatement shall be planned and performed in accordance with all applicable Government of Japan and Federal rules and regulations.

Sustainable principles, to include life cycle cost-effective practices, will be integrated into the design, development, and construction of the project in accordance with UFC 1-200-02.

B) The scope includes the abatement/removal of any ACM, LBP, or any hazardous materials. For detailed information, see the Section 7 and 8.

If the Contractor determines that materials other than those already identified as ACM/LBP in the Government-provided records require additional sampling to safety execute the awarded scope, notify the Contracting Officer, and submit sampling plans. After approval, conduct sampling and analysis in accordance with the specifications and submit the Asbestos and/or Lead Sampling and Analysis Results (ASAR/LSAR) to the Contracting Officer for action.

Ensure to submit and get approved AHAP/LHAP for the discovered ACM and LBP prior to beginning the work.

C) The contractor shall determine the best technical design solution in conformance with current regulations. The design and construction work shall comply with US federal, Department of Defense, Air Force, and 18 Wing criteria, as well as applicable Japan regulatory requirements not specifically stated elsewhere in this project statement of work to provide a complete and usable facility upon completion.

1.4 Government Furnished Equipment/Material (GFE/GFM)

A) The following GFE will be provided:

1) None

B) The following GFM will be provided:

1) None

2.0 Site Conditions

2.1 Work Site Location

A) See attached diagram.

B) Affected facilities / infrastructure are:

1) Bldg. 3409

2.2 As-built Drawings

A) See attached drawings as a reference.

1) The Government bears no responsibility for the accuracy or completeness of these drawings. Contractors shall conduct field investigations of the affected facility to ascertain the actual existing conditions prior to beginning the design.

The Contractor is solely responsible for any errors, omissions, delays, or additional costs attributed to the failure to do so.

2.3 Regulated Building Materials

A) ACM/LBP

1) The Government has provided all existing asbestos and LBP records in the attachments. The Contractor may be required to conduct additional sampling.

See parts 7 and 8 of this SOW for details.

B) PCBs

1) This contract involves the removal or handling fluorescent lighting ballasts that may contain polychlorinated biphenyls (PCBs) and lamps that may contain mercury. See parts 7 and 8 of this SOW for details.

2.4 Occupancy of Premises

A) The building will be occupied by Government personnel during the work.

Coordinate access to the work areas with the designated Point of Contact (POC) from the User Organization, the CE Project Manager, and/or CE Construction Inspector, as directed. Minimize disturbances to the normal work activities of the User as much as possible.

2.5 Use of Latrine and Utilities

A) See the original contract award documents for details pertaining to the availability, limitations, and use of latrines and utilities at the work site.

A) The Contractor shall be allowed to use the existing latrines of facilities listed during standard and non‐standard workdays and hours. Contractor shall be required to conduct final cleanup of any areas used or occupied by Contractor personnel during the performance of the project. When latrines are not available in the work area, the Contractor shall be responsible for providing latrines for his personnel.

Location of the latrine(s) will be designated and approved by the Contracting Officer (CO) and Contracting Officer Representative (COR). Contractor furnished latrines shall be removed from Government property within three calendar days after final acceptance of the project. Contractor may use all approved and available services (i.e., electricity, water, and sewage) at the construction site. The Contractor shall request COR approval prior to making connection to existing facility utilities.

3.0 Project Phasing and Schedule

3.1 Period of Performance

A) The Period of Performance (POP) allowed on this contract is detailed below. The

Contractor shall be required to complete the entire work, ready for use. This includes material submittals, government reviews, material procurement, unfavorable weather, and construction time. The time for completion shall include final clean-up of premises.

Days for Design 141 calendar days Days for On-site Construction 551 611 calendar days Total POP 692 752 calendar days

B) Notice to Proceed

1) Day one (1) of the POP is the day after the Contracting Officer issues the Notice to Proceed (NTP) on the design. If no serious issues are identified during the Pre-Design Conference, the Contracting Officer normally issues the NTP at the end of the conference.

C) Close-out

1) All requirements of this contract including the design, submission and

Government review of all documents, resolution of any design issues, material acquisition, on-site construction work, site clean-up, submittal of contract close-out documents, and return of the facility ready for use, must be completed by the last day of POP.

3.2 Design Phase

A) Pre-design Meeting

1) After reviewing the notice of award, the Government will schedule a Pre-design

Meeting with the Contractor, the Contracting Officer, CE Project Delivery Team, and other project stakeholders.

2) At the Pre-design Meeting, the Contractor shall submit a Project Schedule for review by the Government and re-submit updates, as necessary, until project completion.

3) The Government shall assign a CE Project Manager (PM) who will act as the

Government’s primary point of contact (POC) for all verbal and informal email correspondence with the government. Submit all communications and documents that require official recognition through the Contracting Officer.

4) During the meeting, the Contractor may ask any questions pertaining to the contract, including questions pertaining to the design, progress schedule, or other issues. If requesting changes to any elements of the contract, submit a written explanation justifying the change(s), accompanied by diagrams, technical data, and any other justifying documents to the Contracting Officer.

The Government recognizes only those changes agreed upon in writing by the Contracting Officer as official changes to the contract.

B) Design Schedule

1) The design work shall, thereafter, be completed in accordance with the following sequence/timeframe. Written approval from CO is required to proceed to the next level of design submittal. Contractor shall attend review meetings as scheduled.

DESIGN SCHEDULE SHALL BE COMPLETED WITHIN

Submit 65% Design Documents 50 calendar days after NTP 35% design

Government 65% Design Review 14 calendar days after submission

65% On-Board Review 7 calendar days after government review

Submit 95% Design Documents 21 calendar days after 65% design

Government 95% Design Review 14 calendar days after submission

95% On-Board Review 7 calendar days after government review

Submit Revised 95% Design Documents 14 calendar days after 95% design

Government Revised 95% Design Review 7 calendar days after submission

Revised 95% On-Board Review 7 calendar days after government review

Design Subtotal: 141 calendar days

C) Design Review Meetings

1) The Contractor shall attend meetings with the Government at the 65%, 95% and revised 95% design stage to discuss details of the design with Government stakeholders. Submit all required design documents just prior to, or at the onset of each meeting.

2) The Contractor shall prepare all meeting minutes to document both party’s comments and distribute copies to attendees via email within 3-working days after each meeting.

3) The Contractor shall provide a proper resolution for all legitimate issues brought up by Government reviewers and return the completed AF IMT 225 within seven (7) days.

3.3 Construction Phase

A) Pre-construction Conference

1) Within ten (10) calendar days of receiving the notice to proceed (NTP), the

Contractor shall schedule a pre-construction conference with the Contracting Officer (CO).

B) Construction Schedule

1) Actual construction time shall start winter season from 1st November.

SITE WORK/CONSTRUCTION SCHEDULE SHALL BE COMPLETED WITHIN

Material Submittals: 45 calendar days after Revised 95% design approval

Government Material Review: 21 calendar days

Procurement of Materials: 360 calendar days

Construction Time: 120 calendar days

Unfavorable Weather: 5 calendar days

Construction Subtotal: 551 calendar days

C) Working Hours and Days

1) Follow the working hours and days listed in the original contact award. To wit, “Normal Construction Working Hours and Work Days shall be from 07:30 to 18:00, Monday through Friday, excluding U.S. Federal holidays.”

2) Work outside of normal hours or days is prohibited without written approval of the Contracting Officer.

D) Federal Holidays

1) Add Juneteenth, the 19th of June, in the official federal holidays. listed in the original contract award.

E) Weather Delays

1) The Contractor shall provide a weather delay request within ten (10) days of unfavorable weather that caused the work delay per FAR 52.249-10(b)(2).

F) Start Work Notification

1) No less than seven (7) days prior to the start of on-site work, the Contractor shall inform the Contracting Officer and CE PM in writing of their intended start date. The Contractor must have a fully coordinated Work Clearance Request (AF Form 103) and have received approval of the Environmental Protection Plan (EPP) prior to being authorized to start on-site work.

i) See the original contract award for details concerning the AF IMT 103.

ii) See Section 01 57 19.01 30, TEMPORARY ENVIRONMENTAL CONTROLS – 18 WING concerning details about drafting and submitting the EPP.

4.0 Design Requirements

4.1 General Disclaimer

A) General Responsibility

1) The Designer of Record (DOR) bears full responsibility to incorporate all applicable criteria into the design of this project, whether specifically referenced in this text or not.

B) Federal Facility Criteria (FFC)

1) The Designer of Record (DOR) shall incorporate all applicable Federal Facility

Criteria from the Whole Building Design Guide (WBDG) website into the design of this project.

C) Regional and Installation Standards

1) Specific instances where regional or installation design criteria supersede the

FFC criteria include, but may not be limited to:

i) Incorporate installation-specific criteria defined in the Kadena Design

Guide (KDG) in lieu of criteria normally provided by Installation Facility Standards (IFS).

ii) Incorporate any design criteria of the Japan Environmental Governing Standards (JEGS) that affect the facility's environmental impact in lieu of corresponding CONUS standards.

D) Japan Standards, Methods, or Materials

1) Structural and Other Design Aspects

i) Where the Designer of Record (DOR) certifies that the design intent and other criteria can be met using Japan Standards, the DOR may opt to incorporate these elements into the final design deliverable. The DOR shall notify the Government design team of their intention to use Japan design standards in advance of incorporation to avoid after-the-fact objections.

ii) Some FFC design criteria, such as life safety and fire prevention, may not be substitutable with Japan equivalencies. For specific guidance, reference the most current edition of the United States Army Corps

Engineers (USACE) Japan District Design Guide (JDDG) and Japan District Design Guide Appendix, which can be downloaded from:

https://www.poj.usace.army.mil/Business-With-Us/References/

E) Specification Package

1) Where the Designer of Record (DOR) certifies the design intent and other criteria can be met using Japan Standard materials and/or testing methods, the DOR may opt to incorporate Japan Edited Specifications (JES) Specifications into the final deliverable Specification Package in lieu of UFGS Specifications. The DOR shall notify the Government design team of their intention to use Japan design standards in advance of incorporation to avoid after-the-fact objections.

The JES and JDDG may be downloaded from the following website:

USACE POJ Japan Edited Specifications (JES):

https://www.poj.usace.army.mil/Business-With-Us/References/

IMSC Authorization Memo for use of JES Specifications:

https://usaf.dps.mil/sites/afimsc-det2/ceo/Useful%20Documents/Signed%20JES%20Memo.pdf

F) The following is a partial list of design requirements:

Federal Facility Criteria (FFC) https://www.wbdg.org/ffc/federal-facility-criteria

Unified Master Reference List (UMRL) http://wbdg.org/ffc/dod/unified-facilities-guide-specifications-ufgs/unified-master-reference-list

Unified Facilities Criteria (UFC) http://wbdg.org/ccb/browse_cat.php?o=29&c=4

Unified Facilities Guide Specifications (UFGS):

http://wbdg.org/ffc/dod/unified-facilities-guide-specifications-ufgs

International Building Code (IBC)

International Existing Building Code (IEBC)

Japan Environmental Governing Standards (JEGS) https://www.usfj.mil/Resources/JEGS/

Note: Government review and approval of Contractor Submittals does not relieve the Contractor of the responsibility to provide technically accurate and complete designs or materials. The government shall not be responsible for any additional costs that could have been avoided through an appropriate contractor design.

5.0 Submittal Requirements

5.1 General

A) Contractors shall follow the instructions in the original contract award.

B) Coordinate the review and approval of all material submittals and shop drawings by the 718CES Project Manager through the Contracting Officer.

C) Coordinate project design with the 18CONS, the Using Agency, 718 CES/CENM and other agencies involved in project reviews.

D) The Contractor’s licensed Architects and Engineers shall stamp, date, and certify all professional design documents. Provide proper credentials prior to beginning design work. Construction documents must be stamped, signed and dated (in ink) prior to construction and upon completion of the project.

1) Submit a Basis of Design document for each construction discipline with the

65% and 95% design stages that show the design analysis calculations.

2) Submit all mandatory contract documents, such as “G” marked submittals, through the Contracting Officer with a properly filled-out AF IMT 3000.

3) Comply with any other Submittal Requirements in the original contract award.

5.2 Submittal Document Format

A) Submit all project documents and drawings formatted as Windows compatible versions of Microsoft Word, Microsoft Excel, and/or Adobe Acrobat (PDF). Drawing shall be submitted in the U.S. version of AutoCAD.

B) Submit all design documents at each stage of the design and acceptance process.

C) Provide two (2) sets for each submittal: one (1) set for 18 CONS/PKC and one (1) set directly to the 718 CES/CENM flight managing the project.

1) A set consists of one (1) printed hard copy of each submitted document and a

CD-R, DVD-R, or CD-ROM containing all of the documents.

2) Do not use media recorders that burn discs regionalized for Japan only. Media must be regionalized for the United States or not regionalized at all.

D) Hard copies shall be submitted per the following schedule:

Submittal 65% sets

95% sets

Revised 95% sets

1 B1 Drawings (full size) - - 1 2 B2 Drawings (half size) 2 2 1

Specification Package with AF IMT

1 1 1

Annotated Design Review Comments

1 1 1

5 Design Analysis/Calculations 1 1 1 6 CD-R (all contract documents) 2 2 2 7 Draft DD Form 1354 - 1 1

Draft AF Form 3064 Progress Schedule

- 1 1

9 AF Form 3052 1 - 1 10 ACM/LBP Report 1 - 1

Laydown Yard Request / Crane Request

- - 1

AF Form 103 Work Clearance Request

- - 1

13 Approved EPP - - 1

5.3 Specification Package and Submittal Register

A) As an attachment to the Specifications Package, include a copy of the completed

AF IMT 66 Submittal Register showing each submittal that will be required based upon the contractor’s design proposal and the UFGS or JES specifications that require specific submittals, such as items marked with a “G” that require a government review.

B) Ensure to provide General Specifications Sections, including but not limited to:

- Governmental Safety Requirements 01 35 26

- Quality Control 01 45 00

- Closeout Submittals 01 78 00

- Operation and Maintenance Data 01 78 23

- Summary of Work 01 11 00

- Submittal Procedures 01 33 00

5.4 As-built Drawings

A) Designers shall incorporate 18 Wing standard requirements to Section 01 33 00.

B) Submit Contractor generated as-built drawings and annotated contract drawings on white paper along with two (2) copies on CD (Non-Regionalized) containing all drawings in electronic CADD and PDF formats, as well as all other documents in Microsoft Word, Microsoft Excel, or Adobe Acrobat PDF.

C) Small binder-sized documents shall be letter size. Larger documents shall be provided in the most appropriate ISO size for detailed review, such as B4, B3, A3, A2, and/or A1.

D) Prior to Final inspection, provide copies of all submitted and approved Material Approval (AF IMT 3000), catalog cuts, maintenance manuals, and other documents as hard printed copies organized in document binders, and two copies on CD/DVD. Also, provide copies of all final approved AF Form 3000, Material Approval/Approved Submittal and maintenance manuals.

E) Provide hard copy printouts of all final 100% design civil, structural, mechanical, and electrical, drawings on ISO A1 paper and digital versions on recordable disc media.

6.0 Other Requirements

6.1 Utilities Outage

The Contractor shall submit a notice of all utility outages to the Government at least forty-five (45) calendar days in advance of the proposed interruptions. Each outage notice shall include an outage request memo with work to be performed during the outage and the desired date(s) plus alternate date(s) for the outage, the outage calendar, and affected buildings/systems map with proof of coordination with the Kadena Air Base Electrical Shop or Water Shop. Contractor shall post notification letters at the facility no less than two (2) weeks prior to the outage. Outages may last no longer than the approved working hours each day of the outage.

6.2 General

A) Follow all terms and Federal Acquisition Regulations (FAR) of the original contract award except where requirements have been redefined in the Statement of Work or in the attached documents, specifications, or supplements.

B) The project engineer, the user, and 18 CONS/PKC representatives shall accompany the Contractor to conduct joint job site inspection prior to initiation of the site work.

6.3 Pre-final Inspection

A) The Contractor shall conduct a pre-final walk-through inspection in the presence of COR, and CE Project Manager in coordination with 18 CES/R&O SMEs and publish the pre-final inspection findings in a pre-final inspection report. The pre-final inspection shall be conducted a minimum of ten (10) calendar days before the final inspection date. A Beneficial Occupancy Determination (BOD) may be required for certain areas in the event it is in the best interest of the government to utilize the designated BOD areas.

6.4 Final Inspection

A) The final inspection report shall certify that all items of the work plan have been implemented and that the construction is complete.

B) DD Form 1354: The Contractor shall complete the DD Form 1354 for Government approval. Submit a draft version of the DD Form 1354 with the 95% design documents. Submit an interim DD Form 1354 at the pre-final inspection and a final DD Form 1354 (as necessary) with final billing. Prepare the DD Form 1354 in accordance with UFC 1-300-08.

7.0 Environmental Compliance Criteria

7.1 General Environmental Compliance

A) The Contractor shall draft and submit an Environmental Protection Plan (EPP) per

Section 01 57 19.01 30, TEMPORARY ENVIRONMENTAL CONTROLS - 18 WING, and comply with the plan during the entire Period of Performance.

1) Be advised that Contracting Officer will not issue an NTP to begin on-site construction work until Government approval of the Contractor’s EPP and AF 103 Work Clearance Request. The EPP must be submitted and approved prior approval of the AF103.

2) Submit the above items early to avoid a delay in your schedule. The Contractor is solely responsible for any delays attributed to the Government’s disapproval of plans that do not meet the defined requirements.

B) Requirements for Hazardous Building Materials

1) The Contractor shall appoint a Site Safety & Health Officer (SSHO) who will be responsible for ensuring the safety of Contractor personnel.

i) The SSHO shall appoint the certified or competent persons required to ensure safety at the workplace per US federal and GOJ regulations.

ii) At a minimum, the SSHO shall ensure that:

(a) All workers have been issued necessary safety equipment, Personal Protective Equipment (PPE), and are properly trained and certified to safely carry out the work.

(b) The employer has appointed one or more Competent Persons (CP) in writing who have the knowledge, experience, and authority to supervise the work and identify and eliminate any potential hazards per Title 29 Parts 1910 and 1926.

iii) In the EPP:

(a) Include a copy of each CP appointment letter and attach documents showing each CP’s qualifications and experience.

(b) Describe any special precautions to prevent environmental impacts.

2) Asbestos-Containing Materials (ACM)

i) Comply with SECTION 02 82 00, ASBESTOS MITIGATION and

SECTION 02 82 00.00 30, ASBESTOS MITIGATION –18 WING, for all asbestos-related work including sampling.

ii) The Government has provided a comprehensive survey identifying the presence, locations, and quantities of ACM in the facility.

iii) The Contractor shall evaluate Government-provided records, the scope of work, and site conditions to define the Class of Work for each disturbance and develop appropriate plans in accordance with the technical specifications and applicable US federal and Japan regulations.

Note: If required by Japan regulations to submit facility-specific asbestos survey data to the GOJ, first consult with 18CONS and submit the completed GOJ PDF documents to the Contracting Officer/Administrator and request authorization to release Government information. Upon written approval, submit the Government reviewed and returned PDFs only to the GOJ

3) Lead-Based Paint (LBP)

i) Comply with SECTION 02 83 00, LEAD MITIGATION and SECTION

02 83 00.00 30, LEAD MITIGATION –18 WING, for all lead-related work including sampling.

ii) The Government has provided a comprehensive survey identifying the presence, locations, and quantities of LBP in the facility.

iii) The Contractor shall evaluate Government-provided records, the scope of work, and site conditions to define the Class of Work for each disturbance and develop appropriate plans in accordance with the technical specifications and applicable US federal and Japan regulations.

4) Fluorescent Lighting Lamps and Ballasts

i) Comply with SECTION 02 84 16.00 30, PCB-CONTAINING

BALLASTS AND MERCURY-CONTAINING LAMPS, for all work pertaining to fluorescent ballasts and lamps.

5) Polychlorinated Biphenyls (PCBs)

i) Comply with Chapter 9 (1.19) of SECTION 01 57 19.01 30, TEMPORARY ENVIRONMENTAL CONTROLS – 18 WING and JEGS for all other work pertaining to PCBs.

6) Unexpected Discovery of Hazardous Building Materials

i) Comply with the instructions in SECTION 01 57 19.01 30.

8.0 Detailed Description of Work

8.1 Asbestos / LBP-related Work

A) Bidding Requirements

1) The Contractor’s base bid shall include all costs related to the removal/abatement, waste management, transport and disposal of ACM and LBP identified in the Government-provided survey data.

B) General

1) Abate all ACM and LBP that must be disturbed to execute the scope of work.

2) Utilize only certified personnel to evaluate, plan, abate, and dispose of the hazardous building material per the technical specifications.

3) Prior to removal or abatement, submit plans per the technical specifications for Government review and approval.

C) Additional Sampling and Changes

1) If after beginning site work the Contractor determines that materials that will be disturbed by the work require additional sampling, submit an Unexpected Discovery of Suspected Hazardous materials to the Contracting Officer per Section 01 57 19.01 30 together with an ACM/LBP Sampling Plan, as required.

2) If approved, conducting sampling and analysis per the technical specifications.

Submit the Asbestos Sampling and Analysis Report (ASAR) and/or Lead Sampling and Analysis Report (LSAR) to the Contracting Officer.

i) If additional regulated materials not already identified in the

Government-provided survey are discovered that requiring special handing and/or disposal, submit a proposal including the additional costs of removal/abatement, packaging, waste transport and disposal to the Contracting Officer for approval. Include an updated schedule.

3) If the proposal is approved, the Contracting Officer will make equitable adjustment to the contract amount to account for additional costs in accordance with the FAR titled “Changes”.

8.2 Architectural Work

A) Remove and dispose existing door including frame and hardware at Mechanical

Room No.3 and Mechanical Room (GOJ Annex).

B) Repair and repaint existing decorative wall cladding including support/posts of AHU-2 exterior ductwork. Refer to Attachment 7 – Decorative Wall Cladding.

C) Provide new door including frame and hardware at Mechanical Room No.3 and

Mechanical Room (GOJ Annex).

D) Provide necessary adjustments in the whole existing exterior concrete stoop to accommodate the new door in Mechanical Room No.3.

E) Remove and replace affected wall insulation in Mechanical Room (GOJ Annex).

F) Provide necessary work for the existing wall, ceiling, floor, and all other components affected by mechanical and electrical works. All finishes shall match the existing ones.

8.3 Mechanical Work

A) Remove and dispose all existing HVAC system equipment and materials such as air handling units (AHU-2 and AHU - GOJ Annex), gauges, ductwork, outside air hoods, registers, grilles, sensors, detectors, valves, dampers, controls, Direct Digital Control (DDC), Variable Frequency Drives (VFDs), piping, insulations, supports, hangers, and all associated accessories in Mechanical Room No. 3 and Mechanical Room (GOJ Annex).

B) Remove and replace with new the existing exterior ductwork including supports, hangers and all associated accessories for air handling unit (AHU-2).

C) Remove and replace affected chilled water supply and return piping and all associated accessories.

D) Provide new HVAC system equipment and materials such as air handling units (AHU-2 and AHU – GOJ Annex), gauges, ductwork, outside air hoods, registers, grilles, sensors, detectors, valves, dampers, controls, Direct Digital Control (DDC), Variable Frequency Drives (VFDs), piping, insulations, supports, hangers, and all associated accessories in Mechanical Room No. 3 and Mechanical Room (GOJ Annex). Ensure to provide all necessary connections for a complete and operational system.

E) Provide new DX split type air conditioning units with exterior air-cooled condensing units, indoor wall mounted fan coil units, room a/c controllers, refrigerant piping, condensate drain piping, piping covers, mounting supports and associated electrical control devices in the following rooms that are to be used as offices.

1) Room 201 2 occupants

2) Room 202 8 occupants

3) Room 204 1 occupant

4) Room 205 1 occupant

5) Room 206 8 occupants

6) Room 207 2 occupants

7) Room 208 0 occupant

8) Room 209 1 occupant

9) Room 212 6 occupants

10) Corridor

Label each DX split type air conditioning outdoor unit to corresponding room it serves.

F) Capped off supply duct work serving the Dining Area side of the facility. See Attachment 8 – Location.

G) Provide new supply air register (1EA) in the lobby area as currently this is blocked-off.

H) Provide emergency HVAC shutdown push button stations.

I) Provide testing, adjusting, and balancing (TAB) and commissioning of HVAC system. These works shall be conducted by a third-party company of HVAC systems and components, and approved full report shall be provided at the Pre-final Government Inspection.

J) Outside air make-up air shall be filtered prior to entering the building or upstream of cooling coils.

K) Exterior ductwork, including goosenecks and intake hoods, shall be fabricated of

316 stainless steel.

L) Exterior ductwork shall be insulated with flexible elastomeric cellular insulation with UV resistance, high puncture, tear resistance jacket. Provide stainless steel jacket on all exposed insulated ductwork.

M) During construction, all ductwork openings shall be taped closed to prevent construction dust from entering the system. The contractor shall clean the ductwork and replace the filters after construction and just prior to turnover of the facility.

N) The outside air intake shall be provided with low leakage motorized dampers that shall close upon activation of the emergency HVAC shutdown switch.

O) Standard 120V grounded electrical outlets and hose bibbs shall be installed in Mechanical Room No. 3 and Mechanical Room (GOJ Annex).

P) Provide laminated diagrams of AHU and their respective duct run in AHU-2 and

AHU – GOJ Annex.

Q) Provide laminated ladder diagrams and maps of devices and sensors for the DDC system in AHU-2 and AHU – GOJ Annex.

R) DDC communication shall be tied back to Bldg. 1474.

S) All other incidental works associated with other disciplines.

8.4 Electrical Work

A) Remove all existing electrical devices associated with the removal of air handling units (AHU-2 and AHU – GOJ Annex) as stated in 8.3.A. The work shall include removal of conduits, wiring, junction boxes, disconnect switches, circuit breakers, controls, smoke detectors and all other associated accessories back to the source.

B) Provide power supply to new air handling units (AHU-2 and AHU – GOJ Annex), DX split type air conditioning units, and all other new mechanical work including but not limited to over current and disconnecting means devices, upgrade of existing panel board, update of the load panel schedule, wiring, conduit, controls, and all other associated appurtenances.

Note: As necessary, provide new panel board to accommodate the additional HVAC equipment load.

C) Install new duct smoke detectors, carbon dioxide detector and all associated accessories for the supply and return air of the new air handling unit. Integrate the detectors to the existing Fire Alarm/Mass Notification System of the facility.

D) Provide communication connection from the DDC units to the facility’s communication system.

E) All other incidental works associated with other disciplines.

Attachments:

1. Work Site Location Diagram

2. As-built Drawings

3. Hazardous Building Material Information

a) Asbestos Sampling and Analysis Report

b) LBP Sampling and Analysis Report

4. Policy Specifications

a) 01 01 00-A 18WG Policy Specification

b) 718 General Specifications

5. Technical Specifications

a) Section 01 33 16.00 30 18WG Design After Award Guide

b) Kadena Design Guide

c) Section 01 33 00-A, 18WG Submittal Guide

6. Environmental Specifications

a) Section 01 57 19 .01 30, Temporary Environmental Controls-18 Wing

(2022-07)

b) Section 02 82 00, Asbestos Mitigation (2019-08)

c) Section 02 82 00.00 30, Asbestos Mitigation-18 Wing (2020-03)

d) Section 02 82 00.00 30, Asbestos Mitigation-18 Wing Attachments

e) Section 02 83 00, Lead Mitigation (2019-08)

f) Section 02 83 00.00 30, Lead Mitigation-18 Wing (2020-02)

g) Section 02 84 16.01 30, Lamps-Ballasts (2022-06) v1.63

7. Decorative Wall Cladding

8. Location

1166950267C Highlight