Many deep spring basins formed by karst processes and located inland also are called blue holes, for example, Blue Hole in Castalia, Ohio. The first lines are sung by a Hybrid being in the science-fiction TV series Battlestar Galactica, in the 2009 episode " Islanded in a Stream of Stars." [17] It is a reference to an eternal, unresolvable cycle, an infinite loop, which is relevant to the show's themes. [18] [19] If you enjoyed our article about weep holes in retaining walls, you may be interested in these other guides:

Before you can begin, turn off the water supply to your home. Grabbing a few towels to catch excess water when you begin your DIY repair is also a good idea. However, what’s not as clear is which strategy you should use to fix a pinhole (less than a half-inch) leak. Applying a clamp, securing a patch, or replacing your copper pipe altogether could all be warranted. This seven-step guide will teach you how to fix a hole in a water pipe depending on your situation. George Gobel / Vikki Carr / Phil Harris". TV.com. Archived from the original on November 13, 2018 . Retrieved March 21, 2017.In a 1963 (April 27th) episode of Saint Germain De Prés, Dorus (Tom Manders) sang a Dutch version of the song on television. It was later released as single Philips 327 529 JF.

You’ll typically find weep holes forming a line of openings at regular spaces close to the bottom of a retaining wall. In higher walls, particularly with older structures, additional rows of weep holes may be seen higher up the wall to improve drainage. Exploring blue holes requires a level of competence and equipment appropriate to the depth and overhead penetration. In 2009 a team of scientists set out to study seven of these blue holes in the Bahamas. [13] Through over 150 dives, the scientists, led by Keith Tinker, investigated bacteria able to live in anoxic environments. [13] This allowed them to make connections to fields such as astrobiology where organisms thrive without oxygen or sunlight.Dodge MM (1866) Hans Brinker, or the silver skates. A story of life in Holland. Illustrations door Felix Octavius Carr Darley en Thomas Nast. James O’Kane, New York, pp 132–136

Weep holes can be formed in a retaining wall during construction very simply and at little cost. The method of forming the weep hole will depend to some extent on the type of retaining wall. Open joint method We explain all these options in step four below. Regardless of your repair approach, you’ll need to clean the pipe first. Gonzalez, Brett C.; Iliffe, Thomas M.; Macalady, Jennifer L.; Schaperdoth, Irene; Kakuk, Brian (November 2011). "Microbial hotspots in anchialine blue holes: initial discoveries from the Bahamas". Hydrobiologia. 677 (1): 149–156. doi: 10.1007/s10750-011-0932-9. ISSN 0018-8158. S2CID 6616006. Figure 2 - Weep hopes set at regular intervals along the base of this masonry wall What are weep holes in retaining walls?

a b Todhunter, Andrew (August 2010). "Deep Dark Secrets". National Geographic. Archived from the original on January 28, 2017 . Retrieved October 29, 2019.