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drAL 1POMMIA <br />GkRRICADE <br />Registrations/Certifications <br />• ATSSA Certified Traffic <br />Control Supervisor <br />• ATSSA Certified Traffic <br />Control Technician <br />• ATSSA Certified Flagger <br />• 40 Hour HAZWOPER <br />• LPS Certified <br />• API WorkSafe Certified <br />• NSC Defensive Driving <br />Certified <br />Areas of Expertise <br />• Project management <br />specific to the scope of <br />work zone traffic control. <br />• Crew development, <br />training, and project <br />specific preparation. <br />• Project specific site <br />assessments with an eye <br />toward well executed and <br />sometimes creative work <br />zone traffic control in <br />challenging locations. <br />David Tangitau I General Manager <br />Mr. Tangitau has 19 years of extensive experience within the work <br />zone traffic control industry. Initially hired as a flagger, he quickly <br />progressed to a certified technician. Gaining significant experience, he <br />advanced to a certified traffic control supervisor. During his time of <br />gaining experience specific to work zone traffic control, he also gained <br />invaluable experience managing crews and engaging with clients on <br />job sites. Currently, he oversees all projects for California Barricade <br />Rentals, Inc., and has developed a team of well trained, safety focused, <br />certified technicians and flaggers. <br />Relevant Experience <br />■ City of Santa Ana <br />Mr. Tangitau provides oversight of projects with extensive and <br />diverse traffic control scenarios for the Water Resources <br />Departments, and for all city-wide community events requiring <br />traffic/crowd control. <br />■ Irvine Ranch Water District <br />Mr. Tangitau provides oversight of projects with extensive and <br />diverse traffic control scenarios for both scheduled and <br />emergency response traffic control related to water and sewer <br />operations. <br />■ GeoSyntec Consultants, Inc. (Caltrans) <br />Mr. Tangitau provides oversight of projects with extensive and <br />diverse traffic control scenarios on Southern California <br />highways for Caltrans projects managed by GeoSyntec <br />Consultants, Inc. <br />■ GHD, Multiple Southern California Sites <br />Mr. Tangitau provided oversight of projects with extensive and <br />diverse traffic control scenarios for environmental related <br />activities. <br />■ RL Clotworthy (Verizon 5G) <br />Mr. Tangitau provides oversight of projects with extensive and <br />diverse traffic control scenarios for infrastructure related <br />activities. <br />■ Ninyo & Moore, Multiple Southern California Sites <br />Mr. Tangitau provided oversight of projects with extensive and <br />diverse traffic control scenarios for environmental related <br />activities including well installation and abandonment as well <br />as sampling and monitoring. <br />