Routes closed on Sheppard due to PRT Published Feb. 14, 2007 82nd Training Wing Public Affairs SHEPPARD AIR FORCE BASE, Texas -- Drivers on Sheppard should be aware of road closures and blockages due to Airman-in-training physical readiness training on Mondays, Wednesdays and Thursdays. A specific route is blocked off from 9-10:15 a.m. and from 5-6:15 p.m. The route is on F and G avenues between ninth and fifth strees. Portions of these roads are blocked to all traffic during the specified hours. The 82nd Security Forces Squadron and 82nd Training Wing Training Operation's both stress that Team Sheppard members need to be aware of road closings and should find alternate routes to their destinations.