Underground utility box assembly

摘要

A utility box assembly includes a housing structure having an open upper end, a first peripheral channel around the open upper end, and a second peripheral channel disposed below the first peripheral channel and inwardly therefrom. A first sealing element is seated in the first peripheral channel, and a second sealing element is seated in the second peripheral channel. A cover is configured to cover the open upper end. The cover has an outer peripheral portion configured to engage the first sealing element, and a downward-depending flange configured to engage the second sealing element. A liquid-tight seal is provided by the compression of the first and second sealing elements within their channels when the cover is secured to the open upper end of the housing.

主权项

1. A utility box assembly comprising:
a housing having an open upper end, a first peripheral channel around the open upper end, and a second peripheral channel around the open upper end and disposed below the first peripheral channel and inwardly therefrom, wherein the housing comprises a plurality of walls defining a peripheral interior wall surface, and wherein the second peripheral channel is defined along the peripheral interior wall surface; a first sealing element seated in the first peripheral channel; a second sealing element seated in the second peripheral channel; and a cover configured to be secured to the housing so as to cover the open upper end and to provide a sealing engagement with the first and second sealing elements, wherein the cover has an outer peripheral portion configured to engage the first sealing element and a downward-depending flange configured to engage the second sealing element.