It depends on the type of shingle. A traditional "three tab" shingle will cover 21 lin. ft. of ridgecap.
141 feet
cuz rocks come up from the ridge and create land by the ridge
depends on how far it is, you could get a pack of 2 meters or 12 meters
The Mid-Atlantic Ridge is approximately 10,000 kms (6,213.5 miles) long.
It extends northward to its juncture with the Gakkel ridge, northeast of Iceland.
from the underwater ridge that creates force and as the waves are building up from a far they eventually hit that ridge and become asskickers :)
The approximate ocean depth at the mid-Atlantic ridge is about 2500 meters. This is the depth at the top of the ridge.
around 250 miles
The closest Oak Ridge is only 2.69 miles north-northeast of Orlando. The best known Oak Ridge is in Tennessee and is located 649.29 north-northeast of Orlando,
The town of Lightning Ridge is above ground. Only the opal mine shafts go underground, and these vary in depth.
Approximately 14 foot intervals
Lightning Ridge is not on the Darling River. It is not very far from the Narran River, which is a tributary of the Culgoa, which in turn is a tributary of the Darling. But no, it is not on the Darling River.
The highest peaks of the ridge average about 2500 meters below sea level (2.5 kilometers), while Iceland is part of the ridge above sea level. Parts of the ridge are more than 4000 meters below MSL.