Attachment_1-_152-HQ150-6J__Install_Ventilation_Fans-_SOW_7_Aug_18.pdf

Project # 152-HQ150-6J Install Ventilation Fans

Building # 3007

Scope of Work (7 August 2018)

1. Project Requirements. The Contractor shall provide all labor, conduit, fittings, equipment, fixtures, mounts, devices, accessories, transportation, and storage as required to perform all work in accordance with these specifications, commercial practices and industry standards. All work shall be accomplished in accordance with applicable federal, state, and local regulations. Work includes but is not limited to the following:

A. Install Back-Downdraft Table

B. Install Hose Reel

C. Install New Ventilation Fans

2. The point of contact (POC) for this project will be the contracting office until time of award. Additional project POC’s will be provided to the awardee.

3. The Contractor shall accept directions only from the Regional Contracting Office-

Alaska (RCO-AK) Contracting Officer (KO). Requests or desires of the users or using agency made directly to the Contractor will be immediately brought to the attention of the KO, and the Contracting Officer’s Representative (COR) if applicable. Any changes to the project scope or other provisions of the SOW must be authorized in writing by the KO.

4. Install Back Downdraft Table. The Contractor will install a new back-downdraft table. The tasks anticipated under this portion of the scope include but are not limited to:

A. The Contractor will furnish, install, connect and energize a new six foot back-downdraft table with double internal blower and filtration systems. The

DualDraw BG3072A-IN shall meet the highlighted salient characteristics in the attachment as well as the following. The unit will have 10 years parts and labor warranty, dual HEPA filters and exhaust as well as hinged side wings to allow for larger items as needed.

B. The highlighted salient characteristics in the attachment for the brand name or equal requirement shall be met to be acceptable for award. The Contractor shall submit proposed equal equipment and/or materials for Government consideration during the pre-bid submittal process of the contract.

C. The Contractor will install a disconnect adjacent and accessible for the new table.

D. The Contractor will identify the disconnect as Back Downdraft Table and label the panel identification in typewritten print.

E. The Contractor will furnish and install a phenolic or similar material nameplate to identify the disconnect. The identification name plate will be installed at the top of the door of the disconnect.

F. When the contractor requests approval of substitute materials and/or equipment, it shall be understood and agreed that such substitution, if approved, will be made without cost to the government, regardless of changes in connections, spacing, electrical service, and all other appurtenances.

G. The Contractor will ensure that the Vented Back Downdraft Table and all of its components and associated equipment and hardware are securely mounted in place.

H. The Contractor will run all manufacturers specified checks and start-ups and verify that all components operate as they are designed to do.

I. The Contractor will furnish, install and energize a new back/downdraft table at the location identified on the drawings. See drawings for location.

J. The Contractor shall make a reasonable effort to verify dimensions and shall examine the project to become aware of the existing conditions and difficulties involved in the completion of the work in accordance with the Scope of Work prior to the submission of your bid and commencement of work.

K. The Contractor will be required to paint the conduit, boxes or other equipment to match the surface color upon which it is installed

L. The Army personnel will move and relocate as necessary all items that are currently stored in the area where the new table will be located.

M. All other circuits, components and/or utilization equipment will be left energized and operational.

N. The finished product and all of its components shall be constructed and assembled to handle the environment in which it is installed.

O. Conflict and/or clarity issues in reference to items, descriptions or drawings within and of this scope of work will be resolved with the writer of this scope.

P. The Contractor shall perform all activities so as to limit interference with operations of the facility and the work of others.

5. Install Intake and Exhaust Hose Reel Fans. The Contractor will install a new intake and exhaust hose reel fan assemblies. The tasks anticipated under this portion of the scope include but are not limited to:

A. The Contractor will furnish, install, connect and energize a new intake fan on the west wall of room #135 (Power Plant).

B. The new intake fan and ductwork will have an output of 1000 CFM to 1500 CFM and will match the output CFM of the exhaust fan assembly.

C. The new fan and ductwork will be mounted at approximately eight feet high on the wall and the length will extend to the steel column that is midway down the wall.

D. The ductwork will be 8” round spiral ducting a will discharge from four 4” openings evenly spaced over the entire length of the duct. Each discharge opening will have a diffuser.

E. The intake through the wall penetration will be 12”X12”. The intake opening will have a gasketed damper assembly which will open when the fan calls for air and close when it is not. The exterior of the opening will have an artic (extended) radius hood over the intake opening. Both openings will be mounted at the same height. The hood and any flashing will be primed and paint with three coats of paint to match the exterior colors upon which they are installed. See drawings and pictures.

F. Contractor will install sheet metal ductwork from the exhaust grill through two fire-rated walls. Each fire rated wall will have a rated fire damper installed as part of the ducting system. Ducting will be sealed and all duct connections be mechanically fastened with screws or rivets. Any structural cavities and penetrations also must be properly sealed.

G. The interior portion of the intake opening the Contractor will install an insulated cold air box to limit cold air migration. The insulation will be a minimum of one inch in thickness and be faced and/or sealed. See drawings.

H. The Contractor will remove and replace as necessary all items that are currently stored within the room, to allow access install the fan and ducting. All items that are moved will be put back into place once the installation has been completed unless agreed upon with the occupants.

I. All wall and ceiling penetrations will be appropriately sealed and done above the block.

J. The Contractor will be required to paint the conduit, boxes or other equipment to match the surface color upon which it is installed

K. The Contractor will furnish, install, connect and energize a new exhaust fan with a hose 8” retractable hose reel on the east wall of room #135 (Power Plant). The hose will a minimum of 16’ in length.

L. The new exhaust fan and ductwork will have an output of 1000 CFM to 1500

CFM and will match the output CFM of the intake fan assembly.

M. The new fan and ductwork will be mounted as high on the wall that will allow the installation without obstructions and clear the top of the security cage and the length will extend to the from the exterior wall to the area between the disconnects. See pictures for location. Without obstructions will be understood to have a clearance of one foot vertical and four feet horizontal. The Contractor will not install any equipment or apparatus that would inhibit the full length and full operation of the hoist.

N. The exhaust ductwork will be 8” round spiral ducting

O. The exhaust through the wall penetration will be 12”X12”. The exhaust opening will have a gasketed damper assembly which will open when the exhaust fan expels air and close when it is not. The exterior of the opening will have an artic

(extended) radius hood over the exhaust opening. See drawings and pictures.

P. The Contractor will furnish, install and energize a contactor of sufficient size to control both intake and exhaust fans at the same time. The Contractor will control the contactor from a push button timer switch. The timer switch will have the capability to operate in increments from 30 minutes to 8 hours with the push of one of the pre-set buttons. See picture.

Q. The Contractor will use a latching contactor(s) for this project.

R. The interior portion of the exhaust opening the Contractor will install an insulated cold air box to limit cold air migration. See drawings.

S. The Contractor will remove and replace as necessary all items that are currently stored within the room, to allow access install the fan, ducting and hose reel. All items that are moved will be put back into place once the installation has been completed unless agreed upon with the occupants.

T. When the contractor requests approval of substitute materials and/or equipment, it shall be understood and agreed that such substitution, if approved, will be made without cost to the government, regardless of changes in connections, spacing, electrical service, and all other appurtenances.

U. The Contractor will install/energize the new disconnects for the fans and table from a panel(s) of the appropriate size and voltage.

V. The new disconnects will be installed at 44” above the finished floor to the bottom of the new disconnects.

W. The Contractor will furnish and install a phenolic or similar material nameplate to identify each disconnect. The identification name plate will be installed at the top of the door of each disconnect. Identify the disconnects as “Exhaust” or

“Intake”

X. The Contractor will be required to paint the conduit, boxes or other equipment to match the surface color upon which it is installed.

Y. The Contractor will wrap and face with wood with a light stain and sealer any cuts that are made to the decorator panels.

6. Anything mentioned in the Scope of Work and not shown on the drawings, or shown on the drawings and not mentioned in the Scope of Work, shall be of like effect as if shown or mentioned in both.

7. Completion date-Period of Performance not to exceed 90 days after NTP issuance.

8. Upon award of the contract, contractor shall meet with Facility Management staff for a Pre-Con meeting, before beginning work. Work will only commence after the issuance of a Notice to Proceed (NTP). The building included in the scope of this contract will likely be occupied. The Contractor will schedule and perform work under this contract in such a manner as to allow the occupants of the building to continue their normal activities with the least amount of interference.

9. All work will be performed by certified personnel, as applicable. All required training and certification costs will be paid by the Contractor.

10. Contractor shall provide Quality Control. The government’s Quality Assurance

(QA) individual shall work closely with the Contractor’s QC individual to ensure all contract requirements are included.

11. Security Requirement. All contractor and all associated sub‐contractors employees shall comply with applicable installation, facility and area commander installation/facility access and local security policies and procedures (provided by government representative). The contractor shall also provide all information required for background checks to meet installation access requirements to be accomplished by installation Provost Marshal Office, Director of Emergency Services or Security Office.

Contractor workforce must comply with all personal identity verification requirements as directed by DOD, HQDA and/or local policy. In addition to the changes otherwise authorized by the changes clause of this contract, should the Force Protection Condition (FPCON) at any individual facility or installation change, the Government may require changes in contractor security matters or processes.

12. Required submittals:

With proposal: Back downdraft table Construction schedule

Submittals required prior to start of construction: None

Submittals before final inspection: None

ATTACHMENTS/ENCLOSURES:

Drawings and Pictures.