Dr. Mark Schenewerk

Dana J. Caccamise II and Dr. Mark S. Schenewerk are two of the founders of General Positioning LLC, Roeland Park, Kan. Caccamise is a senior design engineer in the geodetic science division at Ohio State University and has worked as a private engineering consultant to GNSS manufacturers and their clients since 1998. Schenewerk has worked as a private consultant providing support for and conducting research in GNSS-related projects since 2001. Prior to that, he was employed by the National Geodetic Survey where he helped create its GPS data processing software.


Whole Lotta Shakin` Goin` On

By Dana J. Caccamise II and Dr. Mark Schenewerk
No Comments
Like airplanes, skyscrapers, dams and other large engineered structures, bridges constantly deform by design and by necessity. All modern bridges, for example, contain expansion joints to ensure that thermal expansion and contraction will not buckle the bridge or tear it apart. Following the wind-induced collapse of Washington’s Tacoma Narrows Bridge in November 1940, structural design engineers have taken considerable care to ensure that wind stresses will not trigger destructive mechanical resonances in suspension bridges.
Read More



Image Galleries

HxGN Live

More than 3,500 attendees from more than 70 countries attended HxGN Live, the annual Hexagon AB user conference, at the MGM Grand Hotel & Casino in Las Vegas on June 3-6. About 450 keynotes and panel discussions were held, and several companies from around the world exhibited their geospatial products. Here are a few snapshots from the event.

9/30/14 2:00 pm EDT

Technical Workflows on the Job Site Using 3D Laser Scanning

The purpose of this webinar is to dig into different laser scanning workflows and techniques.


POB September 2014

2014 September

In this September 2014 issue of POB, we take a look at a book that reveals how a rare-map dealer made millions stealing ancient maps. Also, discover the secrets of a 21st-century surveyor and how technology enables small surveying businesses to ease growing pains and maximize their potential.

Table Of Contents Subscribe

Surveying Career

Would you recommend surveying as a career to a current college student?
View Results Poll Archive

Point of Beginning Store

M:\General Shared\__AEC Store Katie Z\AEC Store\Images\POB\epubsite\Statues-pic-large.gif
Surveyor Statues

The perfect gift or award for any special occasion.

More Products

Clear Seas Research

Clear Seas ResearchWith access to over one million professionals and more than 60 industry-specific publications, Clear Seas Research offers relevant insights from those who know your industry best. Let us customize a market research solution that exceeds your marketing goals.

Geo Locator

Buyers Guide

The #1 buyers' guide for land surveyors and geomatics professionals. Search listings for software and equipment manufacturers, equipment dealers and professional services. CLICK HERE to view GeoLocator.


Facebook logo Twitter logo  LinkedIn logo  YouTube logoRPLS small logo

Google +