Spring line settlements occur where a ridge of permeable rock lies over impermeable rock, resulting in a line of springs along the contact between the two layers. Spring line (or springline) settlements will sometimes form around these springs, becoming villages.
Full Answer
What is spring line?
Definition of spring line : a line led diagonally from the bow or stern of a ship to a point on a wharf and made fast to help keep the ship from moving fore and aft while docked.
What is a spring line on a map?
A spring line is the intersection of the natural water level in the ground with the surface along which springs are commonly found. One geological structure commonly associated with springs is a layer of permeable soil or rock overlying an impermeable one.
How do you set a spring line?
1:042:52Video Tip: Spring Lines - YouTubeYouTubeStart of suggested clipEnd of suggested clipWe have points and shoulders we're going to go across the farthest shoulder not the nearest shoulderMoreWe have points and shoulders we're going to go across the farthest shoulder not the nearest shoulder this shoulder is near to load and could slip off far the shoulder.
How long should a spring line be?
As a general rule, the length of bow and stern lines should equal half of your boat's overall length. Spring lines should be slightly longer, approximately two-thirds the length as your boat.
Why do they call it a spring line?
Spring lines are docking lines that lead in a diagonal direction relative to the centerline of the boat. Spring lines are named by the way the lead from the boat to the pier and the point of attachment on your boat. For example, the after-bow spring line attaches to a cleat near the bow.
What is the difference between spring lines and breast lines?
Thus spring lines prevent the longitudinal motion and the breast lines check the transverse motion. It is always preferred to avoid mixed moorings due to variable loads and elasticity of various kinds of ropes and wires which lead to different strains or weights on the lines.
How do you use a spring line when docking?
0:452:09Spring Line Docking Technique - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd the dock the spring line the stock line that you have has a little bit of belly in it you'reMoreAnd the dock the spring line the stock line that you have has a little bit of belly in it you're going to pull this tight. By using little bumps of power. Like. This until the spring line is tight.
What is the purpose of spring lines when a ship is moored to a pier?
Some ships use wire rope for one or more of their mooring lines....Mooring to a shore fixture.NumberNamePurpose1Head lineKeep forward part of the ship against the dock2Forward breast lineKeep close to pier3Forward or head springPrevent forward movement4Back or aft springPrevent back movement3 more rows