Section_J_-_Att_No__002__SOW.pdf
PDF 112 KB Posted
- Attached to
- INTERIOR TANK CLEANING AT MARIN HEADLANDS
- Solicitation number
- 140P8623Q0052
About this file
This document outlines requirements for interior tank cleaning services at the Marin Headlands. The scope of work includes inspection and cleaning of six concrete water tanks totaling 1,200,000 gallons in capacity located at Fort Baker, Fort Barry, and Fort Cronkhite in Sausalito, California. Inspections must adhere to AWWA standards and identify any repairs needed. Tanks must be cleaned of all sediment, sludge, and debris, then disinfected per AWWA standards before being returned to service. Written permission is required from the Utilities Manager prior to returning tanks to service. Offerors are encouraged to attend an organized site visit on July 24, 2023 at 9:30 AM at Fort Baker Building 513 to meet requirements. Change orders will not be issued for unexpected site conditions. The related federal contract opportunity is solicitation number 140P8623Q0052 for interior tank cleaning services at the Marin Headlands issued by the National Park Service Pacific West Region, Department of the Interior.
View the file
Other files
On GovTribe
Work with this file
- Download the original file
- Contacts named in this file
- Similar government files
- Ask GovTribe AI about this file
Text version
RFQ 140P8623Q0052
Potable Water Reservoir Cleaning Marin Headlands
Description of Work
The work shall include inspection and cleaning of interior area and surfaces of the water tanks listed below. This shall be done while maintaining an active water system on selected tanks unless National Park Service (NPS) can maintain a bypass to allow each tank to be drained during the work. The selected contractor shall perform all of the work and shall furnish all of the supplies, materials, equipment, supervision, labor and inspection necessary for completion. Contractor shall also provide written recommendations for further action related to the following reservoir tanks:
(1a) Tanks #1 and #2 –Each are 200K Gallons Located in Fort Baker Sausalito CA, (single structure, two tanks divided by common wall), Concrete total 400K Gallons combined.
(1b) Tank #3 and #4 – Each are 100K Gallons Located in Fort Barry Sausalito CA, (single structure, two tanks divided by common wall), Concrete total 200K Gallons combined.
(1c) Tanks #5-#6 2 –Each are 200K Gallons Located in Fort Cronkhite Sausalito CA, (single structure, two tanks divided by common wall), Concrete total 400K Gallons combined.
Inspection Exterior/Interior:
Adhering to American Water Works Association (AWWA) C652-11 (or most current) The inspection shall be completed by a trained and qualified inspector as stated in AWWA D101-53. The purpose of inspection is to determine if repairs are required and, if so, the exact nature and extent of the work required. The inspection should outline specific maintenance needed to restore the tank(s) in good condition and submitted to the COR.
Cleaning:
All sediment, sludge and debris shall be removed from the tank’s interior. Tank shall be disinfected per AWWA standards C652-02 (or most current) prior to placing back in service. Written permission is required from the
Utilities manager prior to returning to service. Contractor shall be responsible for all removal and disposal of all materials or sediment collected to an NPS-approved location outside of the park.
Upon completion, the work area shall be left clean of debris and trash associated with the work. There shall be no additional charges for removal and/or disposal of materials. It is the responsibility of the contractor to secure all work areas from unauthorized access. This may include, but is not limited to, installation of temporary work-site fencing, signage and controlled access points. Contractor must provide a description of planned security measures.
Return Tanks To Service:
Any chemical contamination shall be eliminated by means of neutralization and/or flushing.
Tank shall be disinfected per AWWA standards C652-11 (or most current) prior to placing back in service. Written permission is required from the Utilities manager prior to returning to service.
Registration and Site Visit Meeting
(a) Prospective offerors are encouraged to attend a site visit at the Three locations for this project before submitting proposals.
(b) An organized site visit has been scheduled for Monday, July 24, 2023. Site visit time will be 9:30 AM. Contractor should register for the site visit in advance by contacting Nick Geitner, Utilities
Supervisor, Golden Gate National Recreation Area,
(415) 214-2290 or nick_geitner@nps.gov.
(c) Participants will meet at Fort Baker Building 513, East Road, Sausalito, CA 94965. 37.836060, -122.476444
(d) Change orders will not be issued based on claims regarding unexpected site conditions.
File details come from the government source that posted it. Updated .