Now that we started slicing and dicing new features in AutoCAD Civil 3D 2013 one feature caught my eye. In Surface Properties, Definition tab, there is a setting that does pretty similar task as “Use maximum triangle length”. This one is found right above it. It’s called “Maximum angle between adjacent TIN lines”. What does it do, you may ask? Well it is basically set to analyze and build surface more intelligently by eliminating TIN lines that exceed desired maximum angle. To see more, click on continue reading.