

Parallax
Newsletter of the Central Coast Chapter of the California land Surveyors Association
Featured Articles
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Chapter Meeting ∙ March ∙
Robert J. Reese, LS, will make a presentation about establishing boundary lines in an area subject to subsidence – not disastrous, immediate earthquake type subsidence, but a slow shift of the earth. The account involves LA County’s actions and causality, a city’s attempt to stop mother nature, and various surveyors’…
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When do lines on a map become a Boundary Survey?
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LS LSIT Study Boot Camp – An Open Letter
Chapter News
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CLSA CONFERENCE AUCTION DONATIONS TRANSPORTER AVAILABLE
Would you like to donate an item or two to the CLSA Conference in March for the Auction? Robert Reese may be able to help!
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2026 Membership is Due
It is that time of the year to re-up your membership. Go to the JOIN page, download the membership application and do one of the following:
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Support the History of Surveying
The Mount Diablo Surveyors Historical Society (MDSHS) is here to enrich the general public by collecting, preserving and displaying the knowledge, technology and artifacts of the Land Surveying Profession
Guest Opinions
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Resurrecting the Continuing Education Debate
At the July meeting, President-Elect for The California Land Surveyors Association (CLSA) Kristie Achee brought up for discussion the idea of required continuing education in California for licensure. The participants
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A Little Humor
New products from Eh Eye® – It’s Made in Canada so You know it’s Good…Eh!\ Submitted by Carl Cde Baca, PLS Try our new Write-Right AI composer today! Now any
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A.I. is the Answer!
Recently we discussed the requirements for counties to have a County Surveyor and how that is accomplished.
Tech Tips
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‘Tis the season
spring and early summer are the times in California when there is the greatest chance of getting Lyme Disease. We are lucky on the Central Coast as the number of cases is relatively small: from 2001 to 2023, San Luis…
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SEAM ERRORS ON A DIGITAL BAR CODE LEVEL ROD
By Michael McGee, LS & Robert Reese, LS So you got your new bar code digital level to do that first order work your new client requested. Nice. And you
Other News
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Support the History of Surveying
The Mount Diablo Surveyors Historical Society (MDSHS) is here to enrich the general public by collecting, preserving and displaying the knowledge, technology and artifacts of the Land Surveying Profession
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Message from LA Chapter of CLSA
Editor’s Note: This is from an email Luz Garcia received from the Los Angeles Chapter of CLSA. She asked that it be posted so our members were aware of the
Current Documents
Events
Recent Comments
Good job Tom, the new site looks great and I spent too much time this morning reading the History of…
Thank you Mr. Mastin for bringing more light to the issue. I personally always come away from conferences or seminars…
Sir – A very interesting and incisive bit of journalism. The spreadsheet information is an excellent overview, which clearly involved…
Since SkyNet self-awareness happened at 0214hrs Eastern Time on August 29, 1997, observance here in California should happen at 2314hrs…











I think Scenario 1 is fine with a record boundary, as long as the surveyor shows no dimensions from physical…