The PIT count has taken place in Central Florida for many years â starting in the late 1990âs, and fulfills a federal requirement that was formally implemented in 2007 for those communities receiving federal funds from the McKinney-Vento Homeless Assistance Grants program.
1 Place the roast on the grill, and cover. 2  Cook for about 2 hours, turning every 30 to 45 minutes, or until the internal temperature is at least 145 degrees F (63 degrees C). 3  Let stand for about 10 minutes before carving.
Timing and Checking for Doneness. How long the roast takes to barbecue depends on the size of the beef roast and the cut of the meat. In general, a boneless or bone-in rib roast should take 1 1/2 to to 2 3/4 hours at 350 degrees F, depending on its size.Tougher cuts such as bottom round, eye round and rump roasts take 1 1/2 to 2 hours at 325 degrees F.iming and Checking for Doneness. How long the roast takes to barbecue depends on the size of the beef roast and the cut of the meat. In general, a boneless or bone-in rib roast should take 1 1/2 to to 2 3/4 hours at 350 degrees F, depending on its size.