Chris Caoyonan

Chris is a Senior Civil & Water Engineer with 18 years of international experience in project coordination, design, construction, management, and site supervision across the Philippines, United Arab Emirates, Singapore, and Australia. He has managed several water pipeline, wastewater, and stormwater projects involving comprehensive design and implementation, with specialised expertise in utilities diversion within complex infrastructure upgrades spanning aviation, health, warehouse, and transport sectors.

Chris has played key roles in Australia’s largest infrastructure projects, including the $25 billion Sydney Metro West where he provided technical advisory services for Sydney Water asset interfaces, detailed design of trunk assets ranging from DN150 to DN2000, and specialist engineering assessments.

Chris specialises in advanced installation methods including pipe jacking and microtunnelling, designing complex infrastructure from DN150 to DN2000 across water, sewer, and recycled water systems.

Chris’s technical capabilities include comprehensive engineering calculations encompassing sewer catchment analysis, pipeline structural calculations per AS2566.1, hydraulic calculations, and thrust restraint calculations. His experience with valve chamber design, BOA applications, specialist engineering assessments, and workshop facilitation makes him particularly valuable for complex utility coordination projects requiring sophisticated technical solutions and stakeholder management across multiple jurisdictions.