Marine Corps Base Quantico is slated to execute a full scale Force Protection Excercise on May 9, 2013, on and around Purvis Road near Russell Elementary School and Quantico Middle High School. Foster Road, between the yellow dots pictured, will close at 8:30 a.m., that day for staging emergency vehicles for the Force Protection Exercise. Purvis Road, between the red dots, will close once all the students have left school grounds. - Marine Corps Base Quantico is slated to execute a full scale Force Protection Excercise on May 9, 2013, on and around Purvis Road near Russell Elementary School and Quantico Middle High School. Foster Road, between the yellow dots pictured, will close at 8:30 a.m., that day for staging emergency vehicles for the Force Protection Exercise. Purvis Road, between the red dots, will close once all the students have left school grounds.