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EXHIBIT A SPECIFICATIONS PRCSA Fountain Maintenance and Repair C.1 General C.1.1 Scope of Work. The Contractor shall furnish all labor, vehicles, chemicals, tools, materials, equipment, transportation, and supervision, except as specified herein as City furnished, to manage and perform maintenance and minor repair of fountains the Plaza of the Fountains (3), Sasscer Park (1) and Plaza of the Sun (1) within the Santa Ana Civic Center and at the Second Street Mall located between Broadway Ave. and Sycamore Street. Location Times Per Week Service Sasscer Park Fountain 1 Plaza of the Fountains — three fountains 1 Plaza of the Sun Fountain 1 2nd Street Mall Fountain 1 C.1.1.1 Responsibilities Included. Fountain maintenance and repair services covered by this specification include the tasks shown in the table below. Fountain Maintenance & Repair where applicable work shall be performed routinely per manufacturers specifications 1 Maintain pumps 2 Maintain pump motors 3 Maintain all plumbing i.e. piping, couplings, and fittings 4 Maintain and utilize chlorine and metering/monitoring equipment* 5 Maintain filters 6 Maintain fountain nozzles free of debris. Replace when spray attern deviates from intended design 7 Maintain valves Routine Maintenance and Operation To Meet All O.C. Health Department Requirements 8 Test and adjust the chlorine and other chemicals levels using automated controllers 9 Test the pH level in the water 10 Add acid or soda ash as necessary to adjust pH level 11 Provide all supplies e.., chemicals, testers 12 Replace carbon dioxide gas cylinders when empty and without interruption to system operation 13 Empty strainers interceptor basket), skimmers and screens 14 Shock treat when required to maintain water free of algae 15 Vacuum and clean fountain 16 Adjust water level 17 Test and replace underwater lights as outages occur. Periodic Maintenance Per Manufacturers Specifications 18 Backwash and operate filters as recommended by the manufacturer. 19 Replace filter medium, if necessary as recommended by the manufacturer. Fountain Structure Routine Maintenance and Repair 20 Clean exterior of each fountain, including but not limited to, removal of dirt, grime, grease, mineral build up, etc. to the Executive Director's satisfaction. 21 Plaza of the Sun Fountain: Contractor shall be responsible for cleaning and polishing the granite surfaces of the fountain. Cleaning shall include, but not limited to, removal of dirt, grime, grease, mineral build up, etc. Polishing shall mean using a product approved by the Executive Director that will shine the granite surfaces. All work shall be to the Executive Director's satisfaction. Contractor to use an approved marble cleaning product and polish. Clean weekly and polish once every other month. Cleaner must be approved by Parks Supervisor or City Staff.