DRAINAGE AND STORM WELL Russian patent published in 2023 - IPC E02B11/00 E03F1/00 

FIELD: hydraulic structures.

SUBSTANCE: invention relates to the field of hydraulic structures, namely to devices for drainage of waste surface water during the construction of drainage and storm wells. Drainage and storm well contains a central filter column made in the form of a perforated pipe, a casing string located coaxially to the filter string, a filter cake made of bulk materials located between the filter string and the casing string, centering protrusions fixed discretely by tiers and longitudinal rows along its height, and a device for loosening loose materials, consisting of located rods with rippers attached to them, made and located throughout the depth of the well, according to the invention, a removable device is located in the central filter column coaxially with the casing string, and the centering protrusions are provided with holes for placing the rods in them, the upper ends which on the upper tier of the centering ledges are equipped with stops. The mouth of the drainage and storm well is equipped with a cover, the perforation of which is located above the central filter column. The removable device is made in the form of a perforated container or screw.

EFFECT: construction of this drainage and storm well makes it possible to provide a drainage and storm drainage system in places where drainage facilities cannot cope with the removal of precipitation and melt water or are completely absent.

2 cl, 3 dwg