CN203257018U - Step provided with open trench - Google Patents

Abstract

The utility model discloses a step provided with an open trench. The step is characterized in that a broken stone hardcore is arranged on pure soil, and is 60-80 mm thick; a concrete cushion is arranged on the broken stone hardcore, and the strength of concrete used by the concrete cushion is C20; granite is paved on the concrete cushion, and is 20-30 mm thick; the step is provided with the open trench at the end part; the sidewall of the open trench is built by brick; the bottom of the open trench adopts a concrete bottom plate, and the strength of the concrete bottom plate is C25; the top of the open trench adopts a concrete cover plate.

Description

The step in open drain is set

Technical field

The utility model relates to a kind of step that the open drain is set, and is applicable to building field.

Background technology

Step then usually is located at the place, building entrance and is inscribed in order to solve between the discrepancy in elevation of indoor and outdoor ground.Therefore firm, durable except satisfying, safely, be convenient to pass through, carry the loose requirement of article and personnel's sulphur, also should take into account attractive in appearance.But be prone to the mass defects such as depression owing to structure is unreasonable.

The utility model content

The technical problem that the utility model solves provides a kind of step that the open drain is set, and solves existing technical deficiency.

The utility model comprises hardcore bed, concrete cushion, granite, brick, concrete cover, concrete floor, above the element soil hardcore bed is set, hardcore bed thickness is 60～80mm, concrete cushion is set above the hardcore bed, the concrete strength that concrete cushion adopts is C20, lay granite above the concrete cushion, granite thickness is 20～30mm, step arranges the open drain in the end, the open drain sidewall adopts brick masonry, concrete floor is adopted in the bottom, open drain, and concrete floor intensity is C25, and concrete cover is adopted at the top, open drain.

The utility model is simple and practical.

Description of drawings

Fig. 1 arranges the step schematic diagram in open drain.

Reference numeral: 1, hardcore bed, 2, concrete cushion, 3, granite, 4, brick, 5, concrete cover, 6, concrete floor.

The specific embodiment

Below in conjunction with accompanying drawing the utility model is described in detail.

Fig. 1 is the step schematic diagram that the open drain is set.The utility model comprises hardcore bed 1, concrete cushion 2, granite 3, brick 4, concrete cover 5, concrete floor 6, above the element soil hardcore bed 1 is set, hardcore bed 1 thickness is 70mm, concrete cushion 2 is set above the hardcore bed 1, the concrete strength that concrete cushion 2 adopts is C20, lay granite 3 above the concrete cushion 2, granite 3 thickness are 25mm, step arranges the open drain in the end, the open drain sidewall adopts brick 4 to build by laying bricks or stones, concrete floor 6 is adopted in the bottom, open drain, and concrete floor 6 intensity are C25, and concrete cover 5 is adopted at the top, open drain.

Claims (1)

1. step that the open drain is set, it is characterized in that comprising hardcore bed, concrete cushion, granite, brick, concrete cover, concrete floor, above the element soil hardcore bed is set, hardcore bed thickness is 60～80mm, concrete cushion is set above the hardcore bed, the concrete strength that concrete cushion adopts is C20, lay granite above the concrete cushion, granite thickness is 20～30mm, step arranges the open drain in the end, and the open drain sidewall adopts brick masonry, and concrete floor is adopted in the bottom, open drain, concrete floor intensity is C25, and concrete cover is adopted at the top, open drain.

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