If you have several phases to the project you can just copy the layout and make adjustments to the TCP as needed.ĭynamic Traffic Control Blocks are guaranteed to work with the latest version of AutoCad™ Tip: Build your steets & roads in model space and place your traffic control and everyting else in the layout. We guarantee a 100% refund if you are not satisfed with our product. We look forward to your comments and suggestions on how to improve the DYNAMIC TCP BLOCKS.