safe depth

safe depth

In naval mine warfare, the shallowest depth of water in which a ship will not actuate a bottom mine of the type under consideration. Safe depth is usually quoted for conditions of ship upright, calm sea, and a given speed.
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Now and then the river's surface would be suddenly broken ahead of them by a huge crocodile, startled by the splashing of the oars, or, snorting and blowing, a family of hippos would dive from a sandy bar to the cool, safe depths of the bottom.
I was so terrified I carried on pumping away even when I was well within safe depth.
As the pipes are deposited at a consistent, safe depth below the surface of the ground, the system also ensures that cables and pipes are kept safe from any low-level surface activity.
You can't afford to think, you just have to do what you have to do first, follow the procedure, and once you get to the safe depth, then you can think of emotion -- and that was at zero meters.
A safe depth for vessel use has yet to be established, but once it is, a lake-depth indicator will be installed to help the captain, the plan said.
Why have the cables not been buried at a safe depth, in the same way that vulnerable oil and gas pipelines are often protected when they approach high-risk areas such as anchorages?
The decay heat problem described has still to be addressed but the principal problem changes to the need to drive the submarine (which is probably negatively buoyant) to a safe depth without its primary heat and therefore power source.
Nobilo claims the inspiration for the name Five Fathoms (nine metres) is the safe depth for shipping around the dramatic coast of New Zealand.
In the significant number of villages where the BAMWSP data do not unambiguously identify a safe depth, exploratory drilling will be needed (Gelman et al.
If necessary, use an underground surge tank, so you have a safe depth in the fountain, while running enough water through the system.
To this point, no one knows what a safe depth for diving is.
The housebuilder altered plans, raising ground levels so as to 'preserve' the important bridge remains at a safe depth under the site.