Annis O’Sullivan Vollebekk Ltd. is a professional land surveying firm offering clients a full range of services in cadastral, geodetic, engineering, construction, photogrammetric surveys and geographic information systems (GIS). Working in the public interest, we are proud of our reputation as respected surveyors throughout Eastern Ontario and the large number of returning clients who recommend our services.
KNOWLEDGE & TECHNOLOGY FOR COST-EFFECTIVE SURVEYS
Geomatics technology and practices have evolved rapidly within the 21st century, becoming more efficient and precise. Annis O’Sullivan Vollebekk Ltd. (AOV) remains on the leading edge of this evolution as we have actively endeavored to maintain a policy of adaptation and improvement to remain at the forefront. As new technology emerges, we test and evaluate prior to incorporating into execution and best practices.
State of the Art Equipment: Trimble TSC7s, Trimble GNSS system, Trimble Total Station
Global positioning satellite technology is utilized as a cost-effective tool for obtaining digital information on numerous projects, including control, legal and topographic surveys. Strictly regimented field procedures and the automated processing of data ensure product quality and accuracy.
AOV has specialty gear for specialty jobs, including UAVs capable of aerial LiDAR and photogrammetry, terrestrial scanners for high precision LiDAR and interior scanning, and USVs for bathymetric topography. Data collected is processed in house by Technologists, Engineers and Ontario Land Surveyors who are fully conversant in AutoCAD, MicroStation, and MicroSurvey.
Our willingness to remain on the leading edge gives us a wealth of knowledge, experience, and capability to get the job done right meeting our clients needs; every time.
OUR SURVEY PROJECTS IN EASTERN ONTARIO & BEYOND
Using a combination of GNSS GPS, total station and drone technology, we have completed many large survey projects, which include
- Digital terrain modelling (DTM) survey of airport land on a Caribbean Island
- Surveys for the layout of several 18-hole golf courses, storm retention ponds & golf course subdivisions
- Large multi-storey, multi-use condominium projects
- Survey of over 40 km of railway track at Walkley Yard in south Ottawa, CNR’s marshalling yard
- Survey of portions of CNR’s Alexandria line between Ottawa & the Quebec border
- Site development surveys for telecommunication companies including site boundary surveys & geodetic co-ordinates on the tower sites
- Surveys of First Nations land in the James Bay area, including lagoon & subdivision surveys
- Extensive LiDAR, boundary and development surveys for 300ha “last mile” warehousing outside Cornwall, ON
- Structural deformation monitoring
- Precision robotic industrial layout across Canada
- Precise 2nd order control H&V network for Ottawa Light Rail transit project (500 plus stations, 40km)
- Photogrammetry survey of large urban Ottawa site
- Terrestrial LiDAR – City of Ottawa bridge structure
