2010 GPS Presentation- Kevin Dahler

3D Grade Control (GPS)

GPS Systems are a Tool!

GPS systems are a “Tool” !

NOT “THE ANSWER” !

Topcon vs Tremble

All GPS systems have their Advantages and Disadvantages.

Ford vs Chevy vs Dodge

3D Grade Control-Overview

GPS (Global Positioning System) Uses Satellites to Track Position

3D Grade Control-Advantages

• Faster Finishing Times• Eliminating Grade Stakes• Less Dependent on Surveyors• Better Finished Product/Ride

3D Grade Control Equipment

Base Station Rover Pack Machine Control GPS Millimeter Laser System for GPS

Cat D6R LGP GPS with Automatics

Cat 14H GPS Blade with Automatics

Cat 14H

3D Grade Control-Current Equipment

3D Control Box for GPS in D6R

3D Grade Control-Current Equipment

3D Control Box for GPS in 14H

3D Grade Control-Current Equipment

Grade Checker Rover Pack for GPS

Working with the Contractor

GPS Computer files:

Each piece of information is a tool, if we have all of the information at our fingertips, the easier it makes it for us.

= Better product for You!

Human Error

Most GPS issues are caused by Human Error.

Every time we have to Key in a number it leaves room for an error.

Franklin County Packet

- Electronic Design Data

- Contractor’s Responsibilities

- Tolerances

- Detailed Cross Sections are Very nice to have!