Contractor shall provide all necessary materials, supplies, tools, equipment, transportation, licenses, permits, prevailing wages, insurance, bonds, and personnel to: provide the DSH with a comprehensive water treatment program for the Central Utility Plant (CUP) with all required chemicals on a bi-monthly (two times a month) basis. A mandatory Pre-Bid Conference, info as shown, is scheduled at the following address: DSH-Metropolitan 11401 S Bloomfield Avenue Norwalk, CA 90650. Bidders who wish to attend the conference must notify Kenny Tuey via e-mail per contact information Addendum 1: Payment bond option