6009-CO2 Storage Tank Insp, Mnt & Serv

PURPOSE: To establish an Indefinite Quantity Agreement for Liquid CO-2 Storage Tank Inspection, Preventive Maintenance and Service, including parts, for the City of Columbus Department of Public Utilities (DPU) aka Columbus Water & Power (CWP) on an as needed basis. The estimated dollar amount to be spent on this agreement is $50,000.00. This is an estimate of the annual needs of the City under this Agreement and are for bidding purposes only. This estimate is not to be construed as representing an actual order for that amount, or a guarantee that any minimum amount will actually be purchased. Subsequent to the acceptance of an offer, individual written purchase orders may be issued as needed by the City to purchase items listed herein during the term of the agreement. At no time shall the obligation of the City agency exceed the dollar amount of an associated purchase order. The Agreement will expire on 3/31/27. Any available funds not obligated by the City by means of a Purchase Order on or prior to that date shall be cancelled after that date. CARBON DIOXIDE STORAGE UNIT ANNUAL INSPECTION AND MAINTENANCE SERVICES Service Visit includes the following: Inspection and Evaluation of the refrigeration, vaporizer, vapor heating and external piping systems, Assessment of the integrity of equipment control panels, pressure switches, contactors, the condition of wire connections and the operation of pressure switches, Leak Checks of CO2 piping, pH probes will be calibrated and tested. For Water Treatment Plant’s with automatic pH control panels, the complete control system will be tested and tuned including: Checking the control parameters: Valve controller program, Transit time, Dead band, Valve Response, Disturbing the system to verify system stability The equipment includes, but is not limited to: The Dublin Road Water Plant has two (2) 120-ton units: Two (2) Tomco2 1-Job #WT-658, WT-1408. 120-ton capacity carbon dioxide storage units. Each unit is equipped with a low temperature air-cooled Copeland refrigeration condensing unit charged with refrigerant R-404A and an external electrically heated vaporizer. The Parsons Avenue Water Plant has three (3) 50-ton units: Three (3) Tomco-Job #WT-1444; 50 Ton capacity carbon dioxide storage units. Each unit is equipped with a low temperature air-cooled Copeland refrigeration condensing unit charged with refrigerant R-404A and an external electrically heated vaporizer. The Hap Cremean Water Plant has two (2) 100-ton units: Two (2) Tomco2 1-Job #WT-586, WT-Fa1380. 100 Ton capacity carbon dioxide storage units. Each unit is equipped with a low temperature air-cooled refrigeration condensing unit charged with refrigerant R-404A and an external electrically heated vaporizer. Prices shall be FOB Destination Freight Prepaid & Allowed unless otherwise specified. For all lines, please provide the unit cost as requested. These lines are representative items, and the quantities are estimates that will be used for evaluation purposes. BIDDING INSTRUCTIONS: For each line, please provide the unit cost as requested. These additional line items will be made available to the City at the pricing submitted through Indefinite Quantity Agreement expiration date. Any charges not specifically listed here will not be approved for payment, should a purchase order be awarded. Line 10 = Please quote your hourly rate for annual inspection, testing and certification costs. Each unit must be certified and meet standards as outlined. Line 20 = Please quote your on-site hourly rate for repair services Line 30 = Please quote your overtime hourly rate for repair services Line 40 = Please quote hourly rate for afterhours (weekends, if applicable) Line 50 = Repair Parts (please quote discount off repair parts in comment section) Line 60 = Trip Charge (if applicable) Line 70 = Misc. Charges (if applicable, please describe what these charges are in comments section) Line 80 = Holiday Rate