Name of product. Water drainage trays are designed for the permanent collection and removal from the railway track of surface and partially underground waters located in the upper layers of the soil.
Geometric parameters and dimensions of trays:
Narrowing of trays I (*) type under the action of distributed, short-term, concentrated loads.
Narrowing of trays II (**) type under the action of distributed, short-term, concentrated loads.
Change in width of drainage chutes in the loaded state.
Preservation of required physical and mechanical characteristics during the entire service life at an ambient temperature of -600 C to + 450 C and direct contact with the aqueous medium with a pH of 6 to 8, including:
Narrowing the trays for the period of operation of Type I All indicators according to TT from 15.10.2007. water drainage trays.
Cost of works: depends on the volume of tests.