The primary function of bibliographic citations is to assist the reader in finding the sources used in the writing of a work. To these basic citations, the annotated bibliography adds descriptive and evaluative comments (i.e., an annotation), assessing the nature and value of the cited works. The addition of commentary provides the future reader or researcher essential critical information and a foundation for further research.
French drain. A French drain or weeping tile (also blind drain, rubble drain, rock drain, drain tile, perimeter drain, land drain, French ditch, sub-surface drain, sub-soil drain or agricultural drain) is a trench filled with gravel or rock or containing a perforated pipe that redirects surface water and groundwater away from an area.
On this page we will dig into how to install a French drain system to reduce drainage problems in your lawn, yard or garden. Officially a French drain is a gravel drain with no pipe.ow to install French drain pipe and fittings for easy Roto-Rooter cleaning in the future. Page creation date: 2008-06-15 / Last modified: 2015-02-06. Visit our other Drainage Guide pages and our Just Tooling Around blog. Please share your drainage ideas or tips in the Comments below...