Atch 5_Statement of Work.docx
DOCX document 19 KB Posted
- Attached to
- HVAC Equipment Replacement, Corpus Christi Federal contract opportunity
- Solicitation number
- 12639524R0009
About this file
This statement of work outlines an equipment replacement project for the USDA Cotton and Tobacco Corpus Christi Cotton Classing Lab. The project includes replacing two air handling units, associated coils and duct insulation, a boiler feed pump, and a computer room air conditioning unit. It also details work to insulate and test a chilled water storage tank. The project will be awarded through solicitation 12639524R0009 as an HVAC equipment replacement for the Corpus Christi facility. Bids are due according to the solicitation schedule, with award anticipated by the dates outlined therein. The statement of work provides specifications for the various equipment replacements grouped into a base bid and five alternates.
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Other files for this federal contract opportunity
| File | Type | Posted |
|---|---|---|
| RFP Questions 12639524R0009.xlsx | XLSX spreadsheet | |
| Atch 1 to amendment 0003_Revised specs.pdf | ||
| 12639524R0009-0003.pdf | ||
| Site visit attendance.pdf | ||
| 12639524R0009-0002.pdf | ||
| 12639524R0009-0001.pdf | ||
| Atch 4_Federal Construction Wage Rates_Nueces County.pdf | ||
| Atch 2_Corpus Christi PH2A HVAC Upgrades Final Drawings 01182024.pdf | ||
| Atch 3_Offer Form_HVAC Upgrades.xlsx | XLSX spreadsheet | |
| Atch 1_Corpus Christi PH2A HVAC Upgrades Final Specs 01182024.pdf | ||
| 12639524R0009.pdf |
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Text version
12639524R0009 Attachment 5 USDA Cotton & Tobacco Corpus Christi Cotton Classing Lab Equipment Replacement Project 2024 January 2024
USDA AMS Cotton & Tobacco contemplates awarding an equipment replacement project that includes the following scope of work:
Base Bid:
1. Replace AHU-1 consisting of a custom packaged air handling unit with prefilter, final filter, steam distribution humidifier, chilled water coil, fan array with top discharge, 21,740 cfm as scheduled.
2. Replace RC-1 steam reheat coil with a unit having stainless steel tubes and fins.
3. Existing RF-1 is an industrial stainless-steel model upstream of AHU-1 and shall remain.
4. Replace intake hood 1 serving AHU-1. Curb Cap has been left for this purpose by the roofing contractor under a previous project.
5. Controls for this unit will be installed under the scope of another project.
6. Remove the insulation from the chilled water tank. Cap the vent and pressure test this ASME rated tank to 50 psi. Provide new side stream sock filter, new makeup PRV to admit soft water at a pressure of 10 psig. Provide a Shrader valve to charge the tank with air. Existing site glass to remain. Reinsulate the tank and provide metal jacket.
7. Selectively replace insulation on steam, condensate, and chilled water piping.
Alternate 1:
1. Replace RC-2 steam reheat coil serving AHU-2 with a unit having copper tubes and aluminum fins.
2. Replace duct wrap insulation downstream of reheat coil over electric/air room, to the first tee in the receiving and storage room. This insulation has been wet due to the faulty reheat coil.
3. Controls for this unit will be replaced under another project.
Alternate 2:
1. Replace AHU-2 consisting of a custom packaged air handling unit with prefilter, final filter, steam distribution humidifier, chilled water coil, fan array with top discharge, 19,210 cfm as scheduled.
2. Replace RC-2 steam reheat coil serving AHU-2 with a unit having stainless steel tubes and fins.
3. Controls for this unit will be replaced under the scope of another project, with existing control valves to remain.
Alternate 3:
Replace existing simplex boiler feed pump with duplex model. Connect controls to existing boiler makeup feeder. This unit has a feedwater heater/thermocouple and is responsive to the pump controller on the boiler.
Alternate 4:
For the computer room, replace packaged rooftop unit No. 2 (existing 4-ton gas/electric) with a 4-ton unit having cooling only with hot gas reheat for humidity control.
Alternate 5:
Replace electrical bolted pressure switch west of the building.
File details come from the government source that posted it. Updated .