OpenRoads Designer Connect Edition Tip: How to use Survey TIW files from SS4

When implementing OpenRoads Designer Connect Edition for processing of survey, you will want to use any TIW files you created in SS4.

When you add and configure these TIW files you may find that processing fails in various ways. In one example, a survey data file processes in SS4 and the list of point feature definitions seen in the Project Explorer is correctly shown with a variety of feature definitions:


Using the same TIW and same survey data in OpenRoads Designer shows the following:

This is caused by a change in the code of the software when reading the TIW file.

If you inspect the SS4 TIW file you will note an extra line in at the end of the file

To make the TIW work in OpenRoads Designer, simply remove the extra line.


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Robert Garrett

Robert has over 25 years experience as a practicing engineer and is licensed in the State of Tennessee. After graduating from Tennessee Technological University, Robert worked for the Mississippi State Highway Department, Bridge Design Division. Then he spent 12 years with the Tennessee Department of Transportation in the Roadway Design Office and later served as Regional Manager in the Design Survey Office.From 2000 to 2006, Robert worked for Robert G Campbell and Associates in Knoxville, TN where responsibilities included roadway, site, and utilities design projects.Joining Bentley Systems in March 2006, Robert wrote specifications & documentation for software development. Duties included testing, customer feedback and ensuring the products met the needs of the civil engineering user base. He also developed training material for education both internally to Bentley and for outside organizations. He served as Product Manager for Utilities Products, including the new OpenRoads Subsurface Utilities Design and Analysis software. Robert also provided guidance and implementation services for new technologies.He is a frequent presenter and trainer at user conferences.

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