Underhill Island, Central Coast, BC, 1921–1922
What's in a Name?
Probably the most written about survey by Underhill was the so called “Underhill Island” survey of 1921. The significance of this survey would probably have been lost if not for the work of Jim Lewall, the great-nephew of Bill Lewall BCLS, P.Eng., who was on the survey and ...
Underhill Engineering, Computing Services, 1960s
In the early 1960s, Underhill wrote software to solve various surveying- and engineering-related problems:
EDM reduction, geographic coordinate transformations, traverse computation and balancing, boundary intersections, and volume calculations.
The programs were all run on the UBC Computing Centre's IBM 1620 and 7040...
BC Rail Tumbler Ridge Branch Line, 1980–1983
Underhill was the consulting surveyors for the building of 140 km of railway through the Rocky Mountains approximately 250 km north east of Prince George, BC. This project, part of BC's Northeast Coal Development plan, was spread over a three year period commencing in 1980. Initially, Underhill was involved in the loc...