Infrastructure Surveying Projects
Underhill Geomatics is supporting the Fraser River Tunnel Project through topographic surveys, construction layout, as-built surveys, and monitoring services, helping advance one of British Columbia’s most significant transportation infrastructure projects.
Provided survey control, construction layout, LiDAR scanning, and legal surveying services for Phase 1 of the Burnaby Hospital Redevelopment Project.
Underhill Geomatics supported PNR RailWorks on the Broadway Subway Project, delivering millimetre-level rail alignment surveys for this major Millennium Line extension—helping ensure precise, efficient installation of critical transit infrastructure.
High‑resolution topographic and control surveys to support new harbour infrastructure in Resolute Bay and Grise Fiord, Nunavut.
Mapping historic flood areas and help predict where future flooding may occur in Dawson City.
Underhill updated OLS surveys for nine Yukon airports using advanced UAV LiDAR, delivering fast, accurate 3D airspace data that meets TP 312 5th Edition standards.
Runway and infrastructure improvements to The Erik Nielsen Whitehorse International Airport from 2023 – 2025.
Underhill has supported Parkland’s Burnaby Refinery since 1996 with layout surveys and 3D scanning for expansion and upgrade projects.
From 1996–2001, Underhill’s DCB software supported FDSI in digitizing over 1.5 million poles and attachments for U.S. utilities.
Underhill helped convert over 1,000 square miles of utility data for FPL’s IBM GFIS system, delivering high-accuracy, GIS-ready results.
Underhill captured and processed GIS and cadastral data for 500+ Canada Lands parcels and over 30 communities across BC, Yukon, NWT, and Nunavut.
Underhill provided 3D scanning and surveying for Science World’s 2006 seismic upgrade—over 200 core holes drilled into deck over False Creek.
Underhill led mapping, modernization, and GIS integration for North Fraser Harbour from 1958 to 2008, shaping today’s Port Metro Vancouver.
Underhill delivered precision surveys, laser scanning, and legal right-of-way mapping for the Canada Line rapid transit project.
Underhill supported Olympic Village construction with topographic, legal, and air space surveys for this Vancouver legacy development.
Underhill supported Olympic infrastructure with surveying for venues, transportation, and GPS positioning from Hope to Whistler.
Underhill delivered precision surveying for 140 km of railway, including two tunnels and 15 bridges, through BC’s Rocky Mountains.
Underhill deployed tilt sensors and survey prisms to monitor bridge stability during 2021 Yukon floods—no movement was detected.
Underhill provided full surveying services for the new Nares River Bridge in Carcross, Yukon—supporting topographic, pillar, and girder layout.
Underhill supported PCL with complete surveying services for a $150M continuing care facility in Whitehorse, from site prep to final layout.
Since 2005, Underhill has supported Neptune Bulk Terminals with 3D scanning, rail alignment, and construction layout for major export operations.
Underhill upgraded cadastral accuracy across BC communities through ICIS projects, using COGO, GPS, and GIS data integration.
Underhill has surveyed North Vancouver’s school sites for over 50 years, using 3D scanning and legal surveys to support design and preservation.
Underhill supported Centerm container port upgrades over four decades, providing legal, construction, and crane alignment surveys.
Underhill has served Vancouver’s ports for over 50 years, providing geodetic control, lease surveys, and cadastral mapping for VFPA projects.
Underhill used 3D laser scanning to monitor riverbed changes in a hydraulic scale model supporting the Pattullo Bridge replacement project.
Underhill installed a real-time total station to monitor shaft wall movement during the Second Narrows Water Tunnel TBM lift.