Belt Collins

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Belt Collins
2017-3 WEB READY Onuma2.jpg

Trina Onuma, PE, LEED AP

Senior Associate/Senior Project Manager/Civil Engineer

M.B.A., Chaminade University
B.S., Civil Engineering/Engineering Public Policy, Carnegie Mellon University


Civil Engineer, Hawaii
LEED Accredited Professional


American Society of Civil Engineers (ASCE)

Ms. Onuma is a vice president and civil engineer with over 20 years of experience in design and project management.  Her duties include preparation of design proposals, negotiating design fees with clients, monitoring of project schedules and budgets, preparation of construction documents, and providing construction services.  Relevant project experience includes development of roadway and utility master plans for large resort developments; production of reports for traffic and water system source, storage, transmission and distribution; design of roadways, utility infrastructure, mass grading and drainage, fine grading and drainage, and golf course infrastructure; and construction observation.

Key Projects: 
  • Piers 36-38 Domestic Commercial Fishing Village, State Dept. of  Transportation, Honolulu Harbor, Oahu, Hawaii
  • Manana Corporation Yard & Auto Repair Facility Master Plan and Environmental Assessment, Honolulu Board of Water Supply, Oahu, Hawaii
  • Maui Bikeways, Maui, Hawaii
  • Kalakaua Avenue Beautification Project, Oahu, Hawaii
  • Grove Farm-Puakea Development, Kauai, Hawaii
  • Waikiki Improvements, Part 2, Oahu, Hawaii
  • Puu Lani Ranch, Phase II Subdivision, North Kona, Hawaii
  • Ewa by Gentry Subdivision Master Plans, Oahu, Hawaii
  • Hillhaven Retirement Center, Kona, Hawaii
  • Fort Weaver Road and Iroquois Point Road Improvements, Oahu, Hawaii
  • Ritz Carlton Kapalua, Maui, Hawaii
  • Sheraton Maui Hotel Redevelopment, Maui, Hawaii
  • Mauna Lani North Golf Course, Relocation of Holes 2 & 3, South Kohala, Hawaii
  • Mauna Lani Site N Subdivision, South Kohala, Hawaii
  • Princeville Sheraton Hotel, Kauai, Hawaii
  • South Kohala Resort Master Plan, South Kohala, Hawaii
  • Mangilao Golf Course, Guam
  • Hualalai at Historic Ka'upulehu, Kona, Hawaii
  • Ka'upulehu Lot 4A, Kona, Hawaii
  • First Hawaiian Bank Princeville Center, Kauai, Hawaii
  • Hickam AFB Upgrade Irrigation System, Oahu, Hawaii
  • FY96 OMA Family Housing Master Plan & Infrastructure Study, Schofield Barracks, Wheeler Army Airfield, East Range, and Helemano, Oahu, Hawaii
  • Clark Air Base Water Supply, Storage, and Distribution, Philippine Islands