Re: What are the cutting edge tools and models of today?: Transims – A converged assignment for the Columbus, Ohio region required 25 iterations. Each iteration took a day, so that meant that 25 days were required for 1 traffic assignment. So, it’s not that it didn’t work, just that it wasn’t as usable as other software given project deadlines. Since that time, a different Office at ODOT has chosen TransModeler for our standard traffic microsimulation software, so… https://tmip.zephyrtransport.org/scripts/wa-ZEPHYRTRANS.exe?A2=TMIP%3B1f70e9c7.2406&utm_source=dlvr.it #tmip