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.
New Roof Costs. 1  An asphalt shingle roof starts at $2 to $4 per square foot installed and might cost as much as $5 to $8 per square foot installed. 2  On a 1,500 square foot roof, that's a total estimated cost of $3,000 to $12,000. Wood shingles cost $6 to $9 per square foot installed ($9,000 to $13,500). 2  Galvanized steel is one of the most popular metal roof options and costs $9 to $13 per square foot installed ($13,500 to $19,500).