![FIGURE 1 Hours of traveler delay by area population—Year-to-year comparison. FIGURE 1 Hours of traveler delay by area population—Year-to-year comparison.](https://www.infrastructureusa.org/wp-content/uploads/2011/02/screen-shot-2011-02-24-at-125422-pm.gif)
TRANSPORTATION RESEARCH BOARD
Construction projects in congested urban corridors have been a challenge for many years. High-traffic volume is just one of many concerns that need to be resolved. Adding significant utility conflicts and relocations, complex right-of-way (ROW) acquisition actions, a diverse stakeholder base, and more attentive media markets makes normally difficult work even more complicated.