UNDERGROUND TANK METHOD Russian patent published in 2018 - IPC E02D27/38 

FIELD: construction.

SUBSTANCE: method consists in digging a pit for the tank, installing the foundation, installing the tank in the pit and attaching it to the foundation, testing the mounted tank, placing it on the bottom of the pit bottom around the tank of the prefabricated movable formwork equipped with elements for capturing and moving the formwork in the upper part and filling the space between the tank and the pit. The formwork is prefabricated, it is made of a set of side and end elements, and the filling is carried out by layer filling of the space between the formwork and the tank - with sand, and between the formwork and the pit - with soil, followed by ramming of each layer. Then, the formwork is refilled with sand and the pit is refilled with soil after the formwork is moved upwards, along the tank until the pit is fully filled and the formwork is removed.

EFFECT: increasing the economical efficiency of the tank installation due to the use of prefabricated formwork, reducing labour intensity, reducing the sand consumption.

4 cl, 4 dwg