0801_A_Ventilation System Cleaning

USNS ARCTIC

(T-AOE 8)

HEATING, VENTILATION AND AIR CONDITIONING RFP NO. N32205-14-R-2000

3 FEBRUARY 2014

ITEM NO. 801

CATEGORY “A”

MSC/PM1CM2/BWH/jb

VENTILATION SYSTEM CLEANING (ANNUAL)

1.0 ABSTRACT:

1.1 This work item sets forth the requirements to clean the Ship’s and Wardroom Galley Ventilation Systems

2.0 REFERENCES:

2.1 NAVSEA Drawing 512-6931582, HVAC Diagrams, Rev C

2.2 NAVSEA Drawing 085-6931555, Booklet of General Drawings.

2.3 Military Sealift Fleet Support Command Standard Item Number 004 – Cleaning Ventilation Systems

2.4 Technical Manual, S6161-HA-FSE-010, Galley Grease Interceptor Gaylord Model N-Type

2.5 Technical Manual, S6161-R4-FSE-010, Galley Interceptor Econovent Model MIL-CEK

3.0 ITEM LOCATION / DESCRIPTION:

3.1 Crew Galley, 1-565-0-Q, Exhaust and Recirc Systems

3.2 Wardroom Galley & Scullery, 03-565-2-Q, Exhaust and Recirc Systems

3.3 Exhaust System 02-495-2, including exhaust for Dryers in Laundry 02-495-2, Laundry 03-455-4-Q, and Laundry 03-499-2-L.

3.4 Exhaust System 02-501-2 including exhaust for 2-510-2 Laundry, and 2-555-2 Laundry.

3.5 Exhaust System 01-117-1, including exhaust for Dryer in CLS 4 Toilet Shower Area 2-150-2-L, and Dryer in 01 Level Laundry 01-135-2-Q.

3.6 Exhaust System 01-119-1, including exhaust for Dryer in CLS 2 Toilet Shower Area 02-167-1-L and Dryers in Laundry 04-179-2-Q.

3.7 Exhaust System 01-504-1, including exhaust for Dryer in CLS 6 Toilet Shower Area 01-523-2-L

3.8 Exhaust System 01-570-3, including exhaust for Dryers in 02-128-1-L, 02-577-2, and CLS 9 Toilet Shower Area 2-616-2-L.

4.0 GOVERNMENT FURNISHED EQUIPMENT/ MATERIAL: None Additional

5.0 NOTES:

5.1 The contractor and all subcontractors, regardless of tier, must consult the General Technical Requirements to determine applicability to this Work Item. In performance of this Work Item, the contractor and all subcontractors, regardless of tier, must comply with the requirements of all applicable GTR’s, including but not limited to, GTR’s 1 through 7 and 24.

5.2 The contractor and all subcontractors, regardless of tier, are advised to review the other Work Items under this contract to determine their effect on the work required under this Work Item. Many of the definitions relating to the performance of this Work Item are found in Work Item 001.

5.3 The contractor may elect to clean, inspect and finally close systems in 3.0 in stages as sections are completed. Contractor must ensure no cross contamination occurs from cleaning evolutions on non-cleaned sections to adjacent section already inspected and finally closed. Any cross contamination that occurs will be re-cleaned by the contractor at contractor expense.

6.0 QUALITY ASSURANCE REQUIREMENTS:

6.1 All work to be accomplished to the satisfaction of the Ship’s Master and the MSFSCREP.

7.0 STATEMENT OF WORK REQUIRED:

7.1 Accomplish the requirements of reference 2.3 and clean the interior surfaces of the ventilation systems identified in 3.0 (using References 2.1 thru 2.5 for guidance).

7.1.1 Each system in para 3.0 (As per references 2.1 and 2.2) is to be cleaned in its entirety, inclusive of fan, filters, cooling and heating coils, diffusers, vents, all branches, filters, all hardware exterior of fan motor, fan discharge to the duct terminus and terminus screens.

7.1.2 Galley areas include ductwork in overhead to point where duct vacates each space.

7.1.3 Cleaning is to include Gaylord systems and registers above ovens, steamers, and griddles. References 2.4 and 2.5 are for guidance.

NOTE:

CONTRACTOR SHALL PROVE GAYLORD WASH DOWN SYSTEMS, FIRE SUPPRESSION, AND VENT CLOSURE SYSTEMS ARE FULLY OPERATIONAL PRIOR TO AND AFTER WORK IS COMPLETE.

7.1.4 Disconnect and remove ducting as necessary to accomplish cleaning and reconnect same upon completion of work.

7.1.5 Accomplish the requirements of reference 2.3 for all filter screens in the system. Renew all disposable type filters and filter media.

7.1.6 Cleaning shall be accomplished by high-pressure cryogenic cleaning method. Thoroughly clean ducts of all grease, dirt and foreign matter.

7.1.7 Contractor shall thoroughly clean ducts of all imbedded grease, dirt, dust, debris, and foreign contaminants.

7.1.8 Furnish new sheet metal covers and install over new openings using gaskets and sheet metal screws. Covers shall be left airtight. No sharp corners allowed. New covers are to be made of like material as existing.

7.2 Renew all disturbed insulation and renew all damaged and missing fasteners; resulting from work accomplished in this item. Prep, prime, and paint new and disturbed to match adjacent areas; as required by work in this item.

7.3 All dirt and debris resulting from this work shall be removed from the ship DAILY, and disposed of in accordance with all Federal, State and Local Environmental Regulations.

7.4 Present all work for inspection to the MSCREP prior to closure and reinstallation of equipment and ducts.

7.5 Upon close out of systems by MSCREP, the space shall be turned over to MSCREP, with all involved areas left clean and in good order, and made ready for Crew Move on Milestone.

7.6 Preparation of Drawings: None Additional

7.7 Manufacturer’s Representative: None Additional

8.0 GENERAL REQUIREMENTS:

8.1 Ship's Ventilation Systems in support of Habitability Spaces and Hotel Services required to support Galley light-off or Crew Move on milestone, shall be operational at beginning of the Light-off Milestone date.

801 - 4 MSFSC Tag: Annual