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• Los Angeles World Airports (LAWA) Roadways, Utilities, and Enabling (RUE) Projects, Design -Build Program — Recycled Water Extension Project, Los Angeles, CA: Lead Mechanical Engineer for a recycled water extension project. Scope of work includes furnishing, installing, testing and joint commissioning of Recycled Water Piping for a complete and operable system which is fully integrated with the future Hyperion Plan Recycled Water Supply. • City of Long Beach Gas & Oil Department Maintenance and Operations Building Renovations, Long Beach, CA: Lead Mechanical Engineer working with the in-house architectural and engineering team to renovate the city's gas meter testing facility built in the 1970s. The mechanical scope included demolition of the antiquated hydronic heating/cooling system and related ventilation equipment. The HVAC design provides 13 new rooftop packaged gas/electric AC units with gas heating for a total capacity of 45 tons. The system includes roof exhaust fans interlocked with 100% OSA packaged makeup units, gas heating, and electric cooling; Design ventilation system for the meter shop area includes exhaust fans interlocked with the supply make-up air fan. A new title compliant HVAC control system was installed. Continual internal coordination with the IDS structural group ensured that roof -top units (RTU) were properly placed. Plumbing scope included new hot water heater, domestic water and sewer for remodeled restrooms and showers. • Metropolitan Water District of Southern California, La Verne Water Quality Lab and Field Engineering Building Improvements, La Verne, CA: Lead Mechanical Engineer working with the in-house architectural and engineering team for the seismic upgrade of three buildings (Bldg. 30, Bldg. 40 and the Water Quality Laboratory). These buildings include the Water Quality Laboratory Building, the Central Stores Warehouse, and the Engineering Building. In preparation for administering each building's assessment and implementation of repairs, a preliminary phasing plan was presented to minimize operational disruption during the construction work. Existing building analysis, phasing plan, and improvement cost evaluation was provided to assist in future tenant management efforts during construction. Orange Education Center Site Remediation MEP Peer Review, Rancho Santiago Community College District, Orange, CA: Lead Mechanical Engineer for the peer review of the 50% CD and 100% CD MEP scope of the treatment plant. The MEP team reviewed pipe sizing, pipe material selections, equipment selections, connections, fitting, couplers, electrical details, seismic details, pipe runs and lengths, trenching, and backfill details. AAA IDS GROUP Page 6 /�/ARDURRn B-56 City of Santa Ana Water Resources Division RFP 22-002 1 May 24, 2022