Design-Build for Domestic Water Piping Repairs

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Project Summary Design-Build: Generally described as follows but not limited to:

The contractor shall supply all management, supervision, labor, materials, supplies, and equipment (except otherwise provided), and shall plan, schedule, coordinate, and assure the effective performance of the Domestic Water Piping project as described herein.       

1. Provide a phased construction plan.
2. Domestic water piping replacement and installation shall meet Mech code 602.2.1.7 for plenums shall be installed per international plumbing code and approved by an R2 fire protection engineer.
3. All public restrooms will be remodeled, ensuring the use of water-conservation plumbing fixtures and ABAAS compliance. The main public bathroom layout shall be reconfigured to allow ease of access to the chase wall. While public bathrooms are under construction, one floor at a time, other floor bathrooms must be fully operational.
4. New solar water heating system
5. Sanitary pipe lining for underground piping on the first floor.
6. Cistern repairs to prevent water leakages. The work includes a fire watch.
7. Reconfiguration/relocation of all existing systems, utilities, or other obstructions displaced or otherwise affected by the installation of the new piping and related electrical circuits: relocation or reconfiguration of lighting, fire suppression, mechanical, electrical, plumbing, A.V./Telecommunication, and ceiling systems;
8. Replacement/repair of all finishes and structures affected by the work to their pre-construction condition. All new finishes shall match existing ones;
9. Installation, maintenance, and removal of the temporary construction partitions.
10. The Contractor shall provide training on the new water pumping system to the G.S.A. Building Preventive Maintenance Contractor;
11. Commissioning, labeling, and testing of all piping, equipment, electrical panels, and circuits affected by the work. (Note: Any systems to be removed and reinstalled shall be tested prior to removal to establish agreed-upon baseline performance parameters. Upon re-installation, systems not upgraded in this contract shall be tested and shown to meet the baseline performance parameters.) Commissioning shall include the water treatment plan.

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