20240729 Backflow Specs 002.pdf

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Attached to
B25000165 Replace & Re-certify Existing BFP at Various Schools
Solicitation number
B25000165
Issued by
Maui County, Waipio Acres CDP, Hawaii

About this file

This document is a set of specifications for a state and local contract opportunity to replace and recertify existing backflow preventers at three school locations in Maui County, Hawaii. The work involves removing and replacing the existing backflow preventers at Iao Intermediate School, Lahaina Intermediate School, and Kamalii Elementary School due to corrosion and failed testing. The replacement units must meet County of Maui water system standards and all state and local plumbing codes. Contractors must have a valid State of Hawaii C-37 Plumbing Contractors license and be compliant with Hawaii Compliance Express requirements at the time of bid submittal. Bids must be submitted through the HIePRO procurement system, and the work must be performed during normal business hours excluding holidays. The contractor is responsible for coordinating with the fire alarm company and conducting required backflow preventer testing after installation, with results submitted to the Department of Accounting and General Services.

The contract opportunity is identified as B25000165 "Replace & Re-certify Existing BFP at Various Schools" and is being issued by the State of Hawaii. The total project is for the replacement and recertification of backflow preventers at the three school locations in Maui County. Pricing terms, set-asides, and funding details are not provided in the specifications. Contractors may bid on all or any of the proposed backflow locations listed in the request for proposal.

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103D-1 General Conditions.pdf PDF

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Text version

Backflow Preventor Replacement Description

Location 1: Iao Intermediate School

260 South Market Street

Wailuku, HI 96793

DCDA vault right of main entrance to office.

Description of Work: Replace existing 6” Watts 709 Double Check Detector Assembly (DCDA) back flow preventer.

Details of Installation: Due to corrosion and failed back flow preventer testing, this unit requires replacement. Remove existing back flow preventer, including all piping, bolts, and fittings as required. Replace with 6” Watts 709 DCDA (or equal), custom fit to meet existing piping conditions.

Work to include any new piping, fittings, gaskets, etc., to meet County of Maui, Department of Water Supply Water System Standards, and meet all State and County plumbing codes. Work includes all labor, equipment, materials, transportation, overhead, profit, all applicable taxes and any other incidentals and operational expenses incurred to perform the work.

Location 2: Lahaina Intermediate School

871 Lahainaluna Road

Lahaina, HI 96761

Approximately 100 yds above basketball courts, near meter vaults.

Description of Work: Replace existing 6” Ames 4000 back flow preventer

Details of installation: Due to corrosion and failed back flow preventer testing, this unit requires replacement. Remove existing back flow preventer, including all piping, bolts, and fittings as required. Replace with 6” Wilkens 375ASTR (or equal), custom fit to meet existing piping conditions.

Work to include any new piping, fittings, gaskets, etc., to meet County of Maui, Department of Water Supply Water System Standards, and meet all State and County Plumbing codes. Work includes all labor, equipment, materials, transportation, overhead, profit, all applicable taxes and any other incidentals and operational expenses incurred to perform the work.

Location 3: Kamalii Elementary School

180 Kealii Alanui Street

Kihei, HI 96753

Right of Kanakanui Road entrance, in vault

Description of Work: Replace existing 8” Febco 806Y Double Check Detector Assembly (DCDA) back flow preventer

Install replacement unit above ground. Abandon existing vault in place.

Details of installation: Due to corrosion and failed back flow preventer testing, this unit requires replacement. Remove existing back flow preventer in vault, including all piping, bolts, and fittings as required. Replace with 8” Wilkens 350ASTDAR (or equal), custom fit to meet existing piping conditions. Work to include any new piping, fittings, flanged coupling adapter, gaskets, etc., to meet County of Maui, Department of Water Supply Water System Standards, and meet all State and County plumbing codes. Work includes all labor, equipment, materials, transportation, overhead, profit, all applicable taxes and any other incidentals and operational expenses incurred to perform the work.

Note and Specifications for all work: All bids shall be made through the HIePRO (https://hiepro.ehawaii.gov/welcome.html) on the solicitation document(s) available on the HIePRO.

All removal and replacement of backflow preventers shall be done during the normal business hours of Monday through Friday, 7:00 am to 4:30 pm, excluding holidays. Contractor to notify fire alarm company serving the school of a water service shutdown while repairs are made, and to put the alarm system in test mode during repairs.

Contractor shall arrange for a certified backflow preventor to test the unit, meeting County of Maui requirements, after the installation is complete. Any failures during testing shall be rectified by the contractor, and the back flow preventor shall be retested until it passes the required test parameters. The test results shall be submitted to DAGS via email to Malia Cardoza at:

malia.r.cardoza@hawaii.gov., prior to final payment.

Contractor may bid on all or any of the proposed backflow locations listed in the request for proposal. Contractor shall be compliant with all State tax requirements as determined by Hawaii Compliance Express (HCE), at the time of bid submittal.

At the time of bid opening and through the contract period, Contractor shall have a current State of Hawaii C-37 Plumbing Contractors license. Contractors’ license shall be provided as part of this bid.

https://hiepro.ehawaii.gov/welcome.html mailto:malia.r.cardoza@hawaii.gov

The notes above shall serve to supplement the State of Hawaii General Conditions, attached herein, and be considered part of the contract.

File details come from the government source that posted it. Updated .