36C24818Q0468-001.docx

3/11/2018 Performance Work Statement Disinfection, Cleaning, and Inspection of Water Storage Tanks Overview This service contract is to provide all labor, tools, material, and special equipment necessary for a contractor to perform inspections, testing, cleaning, disinfection to one (1) 500,000 gallon steel above ground water storage tank (WST) located at Department of Veterans Affairs Medical Center, 7305 N. Military Trail, West Palm Beach, FL. Contractor shall follow all state, local, and federal guidelines, in addition to American Water Works Association (AWWA) Standard C652-11.

Submittals The contractor shall submit method of disinfection, including the exact type and amount of disinfecting agent to be used with a specific volume of water, the tools and method of application, and the intended amount of chlorine residual with their proposal. The contractor shall also provide evidence of compliance with FDEP, SWFMD, OSHA, NSF/ANSI, confined space, control of hazardous energy, and fall protection requirements. Site visit is strongly recommended by contractors to verify all existing conditions.

Inspection Requirements The contractor shall provide a visual inspection of the tank and a written report verifying the procedure followed, disinfectant type and levels utilized, pre and post pictures of inside the tank, pre and post disinfection test results, recommendations for improvements to the overall health of the water tanks, and certification that all disinfection and testing procedures complied with AWWA C652-11 and all state, local, and federal guidelines. The final report shall be submitted to facility no more than 14 calendar days of the completion of the work. Preliminary reports shall be available to establish acceptance of work and test results with AWWA C562-11 and all state, local, and federal guidelines.

Cleaning The contractor shall be responsible for cleaning of the interior of the water tank / tower, removing all sediment build-up, pressure washing tank walls. Following the cleaning operation, the vent screen, overflow screen and any other opening shall be inspected and put in satisfactory condition to prevent possible contaminants from entering the water tower.

Testing The contractor shall be responsible for all pre and post disinfection testing requirements in accordance with AWWA C652-11 and state, local, and federal guidelines. These tests shall confirm the appropriate parameters to confirm that the water quality is appropriate for distribution, including, but not limited to: pH, alkalinity, turbidity, odor, specific conductance, chlorine residual, and coliform. Samples shall be representative of the water quality in the tank. Bacteriological tests shall show no coliform after cleaning is complete. Should any test result come back out of compliance with the Safe Drinking Water Act or state, local, or federal guidelines regarding potabiliy of water, the contractor shall repeat the disinfection and testing until satisfactory results are obtained. Sampling shall also include the “Optional Sampling and Testing” listed in section 5.1.1.5 of AWWA C652-11. A minimum of two pre and post disinfection test samples from WST shall be taken and shall follow aseptic techniques for bacteria sampling. The testing lab shall be NELAP certified and lab approval must be obtained through the contracting officer. Commissioning

Materials and Equipment Contractor shall provide all equipment necessary to complete the disinfection and testing, including equipment, materials, and testing needed to meet OSHA requirements for a safe work site. All materials and equipment shall meet the requirements of the Safe Drinking Water Act, AWWA C652-11, and NSF/ANSI Standards.

Coordination The contractor shall attend a kick off meeting with the safety office, Contracting Officer’s Representative, and other applicable personnel to discuss procedures and OSHA requirements. Valves shall only be opened or closed by VA personnel. The WST will only be taken out of service or put in service by VA personnel. The WST shall be cleaned first and shall satisfactorily meet all testing requirements prior to being placed back in service.

Confined Space The above ground WST located at Department of Veterans Affairs Medical Center, 7305 N. Military Trail, West Palm Beach, FL have been evaluated and deemed to meet the definition of permit required confined spaces. All confined space entry shall comply with the Occupational Safety and Health Administration (OSHA) confined space requirements as detailed in 29 CFR 1910.146. A site-specific Confined Space Entry plan, that specifically addresses entry conditions, air monitoring and rescue services, shall be developed and submitted to the Facility Safety and Emergency Management Service.

Confined space entry permits must be authorized by the Facility Safety and Emergency Management Service. Contractors shall coordinate with their Project Manager to request entry permits. Written request to de-classify a (PRCS) to a (CS) may be documented in writing and submitted to the Facility Safety and Emergency Management Office for consideration and approval.

Control of Hazardous Energy A site- specific plan that describes the isolation procedures that the contractor will use, in collaboration with the Facility Engineering staff to isolate and secure plumbed supply water from entering the WST during periods of servicing and maintenance will be required. All installation, maintenance, and servicing of equipment or machinery shall comply with 29 CFR 1910.147.

Fall Protection The fall protection (FP) threshold height requirement is 6 ft (1.8 m) for ALL WORK, unless specified differently or the OSHA 29 CFR 1926 requirements are more stringent, to include steel erection activities, systems-engineered activities (prefabricated) metal buildings, residential (wood) construction and scaffolding work.

1. Fall protection while using a ladder will be governed by the OSHA requirements.

Additional Requirements All work shall be in accordance with Occupational Safety and Health Administration (OSHA), VA standards, and other related codes.

All shut downs shall be coordinated with COR. Shut down might occur at hours outside of traditional 1st shift, on Holidays, or on weekends. Include such implications in cost proposal.

Workmen are subject to all the rules of the Medical center and expected to use personal protective equipment when necessary.

Contractor tools and equipment shall be continuously under direct line of sight supervision of the contractor. NO tools / equipment can be left at the individual work sites overnight.

Contractor shall clean-up work sites daily. No debris can be left at work sites.

Burn permit is required within 7 days prior to the commencement of installation which will be issued by VA’s COTR.

Contractor preforming work shall provide all necessary Florida State license, certifications, permits, and other related documentation from a nationally recognized certification program dedicated to drinking water regulations for domestic water systems. Contractor shall submit documentation prior to the commencement of work.

**** It is recommended that the Contractor visit the work site (s) and verify all existing conditions, measurement, equipment, and include all such implications in the proposal.