Pre-Cast Elevator Pit and Sump Pit
(10) US20260218525A1
(22) 28.01.2025
(43) 30.07.2026
(57) An elevator pit includes a concrete body and a water-resistant coating. The concrete body is pre-cast from a single pour of concrete and includes a lower surface, an upper surface, and an exterior surface extending between the lower surface and the upper surface. The lower surface is configured to be seated directly against a ground surface. The upper surface is opposite the lower surface and includes an opening that communicates with a main recess that extends toward the lower surface. The main recess is configured to receive one or more components of an elevator system. The water-resistant coating is applied continuously and in a single session to the lower surface and the exterior surface.
(71) County Prestress and Precast LLC, US
