Also of note is the maximum head room " air draft " limitation of, resulting from the height above water of the Suez Canal Bridge.
12.
The door is used to control the physical atmosphere within a space by enclosing the air drafts, so that interiors may be more effectively heated or cooled.
13.
"' Draft, Air "'- Air Draft is the distance from the water line to the highest point on a ship ( including antennas ) while it is loaded.
14.
The waterway is navigable to any boat with less than of air draft . However, any boat requiring more than of clearance will require the Spuyten Duyvil Bridge to swing open.
15.
A boat, with an air draft under at the center and assuming a beam no more than, a height of no more than at the extremities, should make it under the bridge.
16.
"What the sensor system will do is validate that vessels do not have an air draft in excess of 130 feet, " he said, referring to the maximum height for navigating under the bridge.
17.
Panamax class ships the largest ships able to transit the Panama Canal do have a draft limit ( and an " air draft " limit for passing under bridges ) but are usually limited by locks.
18.
Some of its data : overall length : 65.0 m, breadth : 10.0 m, air draft : 42.0 m, sails area : 1395 m? propulsion : 880 kW, crew and cadets : 30 + 80 persons.
19.
After the carbon content in the melt had dropped to the desired level, the air draft was cut off : a typical Bessemer converter could convert a 25-ton batch of pig iron to steel in half an hour.
20.
Only two limits would hinder the largest Panamax ships from entering the Seaway : Ships could be no higher than above the water line ( air draft ) and could have a water draft of no more than.
