Positive and negative arc concrete block retaining wall

By using retaining walls designed with forward and reverse arc concrete blocks, the problem of insufficient anchoring performance and integrity of prefabricated concrete retaining walls is solved, and higher stability and safety performance are achieved.

CN112392066BActive Publication Date: 2025-03-28WATER TRANSPORT PLANNING & DESIGN INST
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Patent Information

Application Number
CN202011371467.9
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2020-11-30
Publication Date
2025-03-28
Estimated Expiration
2040-11-30

AI Technical Summary

Technical Problem

In the prior art, the anchoring performance and integrity of the prefabricated concrete retaining wall are insufficient, easy to slide and overturn, resulting in low safety performance.

Method used

The retaining wall is designed with forward and reverse arc concrete blocks. Through masonry and structural design, the anchoring performance and integrity are enhanced to ensure the stability and safety of the wall.

Benefits of technology

It significantly improves the anchoring performance, integrity and stability of concrete retaining walls, reduces construction volume and cost, and enhances the wall bearing capacity and safety performance.

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Abstract

The present invention provides a positive and negative arc concrete block retaining wall, in which the front convex arc ribs and the front concave arc ribs of the positive and negative arc concrete blocks of the same layer fit each other, and the rear convex arc ribs and the rear concave arc ribs fit each other; one-half to four-fifths of the positive and negative arc concrete blocks in the bottom row are located in the soil layer of the original soil; the outer arc ribs of the positive and negative arc concrete blocks in the upper row fit with the steps of the lower row; the outer grass planting holes and the inner through soil are filled with backfill; and grass is planted in the outer grass planting holes of the positive and negative arc concrete blocks. The present invention can significantly improve the anchoring performance, integrity and stability of the concrete retaining wall, adopt prefabricated blocks, significantly reduce the construction volume and cost, make full use of backfill, effectively avoid wall overturning, significantly improve the wall bearing capacity, significantly improve safety performance, and have low cost and easy to ensure engineering quality.
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