military operation - activity by a military or naval force (as a maneuver or campaign); it was a joint operation of the navy and air force. operation. activity - any specific behavior; they avoided all recreational activity.
1 Common materials for a wooden roof are red cedar shake shingles and yellow pine. 2  Expect to pay between $100 and $200 per square for wood shakes and shingles. 3  The price including installation is $200 to $325 per square foot.4  For an average-sized roof of 2,000 square feet, this works out to $4,000 to $6,500. Expect to pay between $100 and $200 per square for wood shakes and shingles. 2  The price including installation is $200 to $325 per square foot. 3  For an average-sized roof of 2,000 square feet, this works out to $4,000 to $6,500.
Asphalt Roof Costs. Asphalt roof costs range from $2.50 to $6 per square foot fully installed. Asphalt shingled roofs are either a composite organic shingle or the lighter woven fiberglass option.This is one of the least are expensive roofing options, significantly less than concrete and clay tiles for instance.sphalt Roof Costs. Asphalt roof costs range from $2.50 to $6 per square foot fully installed. Asphalt shingled roofs are either a composite organic shingle or the lighter woven fiberglass option.