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  HOME »  GUIDELINES >> LOG >> CAD PROJECT LOG SYSTEM
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GEOPAK COGO
CONCEPTS COURSE

The Coordinate Geometry (COGO) Concepts Course was developed as a self help program to aid employees of NCDOT Roadway Design Unit in the development of their knowledge of GEOPAK COGO syntax.

We found that many people experience difficulty understanding the syntax lines of COGO command lines, especially in converting existing alignments or data into input files.

The course is provided in four sections:

(1) Points
(2) Curves
(3) Spirals
(4) Chains and Alignments

By using the GEOPAK general term conventions, the exercises in each section build a foundation for understanding by assembling the various parts of a command line in the correct sqeuence. We feel confident that this course will be beneficial to anyone experiencing difficulties with COGO.


This course, available only in Word Document format, includes four instruction documents.

Use the table of links below to download the document for each part of the course. The instructions documents may be downloaded or viewed within your browser.

Download the Course Introduction document
Section
Instructions
WorkSheet
Part 1 - Points Download Instruction Document View Instructions OnLine Download Worksheet doc
Part 2 - Curves Download Instruction Document View Instructions OnLine Download Worksheet doc
Part 3 - Spirals Download Instruction Document View Instructions OnLine Download Worksheet doc
Part 4 - Chains and Alignments Download Instruction Document View Instructions OnLine
Part 4A Download Worksheet doc
Part 4B Download Worksheet doc
Part 4C Download Worksheet doc
Intrinsic Values Download doc

NOTICE!

This course material is available to anyone who wants it. However the offer for support and evaluation, as mentioned in the instruction documents, is restricted to employees of NCDOT Roadway Design Unit and Division DDC's.

Other design units of the Division of Highways may request and possibly receive support and evaluation.


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