Table of Contents – The American Surveyor – Vol.9, No.3 2012

Editors Corner: A Global Community
Our LinkedIn Surveyors group is helping surveyors all over the world.
By Marc Cheves, LS
Guardians of the Rock
A pioneering system for monitoring rockslides on Norway’s fjords integrates high-end survey, sensor and alarm systems to automatically monitor for potential devastating rockslides 24/7.
By Gavin Schrock, PS
Checking Industrial Equipment Tolerances
Sokkia automates critical monitoring tasks by innovating handheld technology.
By Don Talend
Fearful Excitement: The Surveys of David Douglas
The man for whom the Douglas Fir was named, this naturalist and explorer also surveyed and mapped.
By Jack Nisbet
{Not Your Typical} Success Story
Chicago’s Dynasty Group manages huge logistical challenges to deliver survey data on schedule.
By Angus Stocking, PS
Frames for the Future: Replacing NAVD 88—Challenges and Benefits (Part 3 of 4)
In Part 3, NGS experts discuss hybrid geoid models and the benefits of the National Vertical Datum.
By David H. Minkel and Michael L. Dennis

Product Review: Leica Disto 3D
Our expert reviewer examines a useful tool that, by combining several technologies, has the potential to change the way interior measurements are made.
By Shawn Billing, PS
Vantage Point: Congressional Land Actions
In this installment, a look at the adversarial occupation of federal lands.
By By Wendy Lathrop, PS, CFM