pressure grouting

简明释义

压力灌浆

英英释义

例句

1.During the repair work, pressure grouting was applied to strengthen the soil around the old structure.

在修复工作中，应用了压力灌浆来加固旧结构周围的土壤。

2.The construction team used pressure grouting to fill the voids in the foundation, ensuring stability.

施工团队使用压力灌浆填补基础中的空隙，以确保稳定性。

3.The contractor explained that pressure grouting can significantly improve the load-bearing capacity of the soil.

承包商解释说，压力灌浆可以显著提高土壤的承载能力。

4.The engineers recommended pressure grouting as an effective method for waterproofing the basement.

工程师推荐使用压力灌浆作为防水地下室的有效方法。

5.To prevent sinkholes, the city implemented a pressure grouting program in vulnerable areas.

为了防止地陷，市政府在易受影响地区实施了压力灌浆项目。

作文

Pressure grouting is a widely used technique in civil engineering, particularly in the construction and repair of structures. This method involves injecting a cement-based grout under high pressure into the ground or existing structures to fill voids, strengthen foundations, and prevent water ingress. The significance of pressure grouting (压力灌浆) lies in its ability to enhance the stability and durability of various constructions, ranging from buildings to bridges and tunnels.The process of pressure grouting (压力灌浆) begins with the identification of areas that require reinforcement. Engineers conduct thorough inspections and assessments to determine the extent of voids or weaknesses within the soil or structure. Once these areas are identified, drilling equipment is used to create injection points at strategic locations. The grout mixture, which typically consists of cement, water, and additives, is then prepared to ensure it meets the necessary specifications for the intended application.During the injection phase, the grout is pumped into the designated areas at high pressure. This pressure forces the grout to flow into cracks and voids, effectively filling them and creating a solid mass that enhances structural integrity. The use of high pressure is crucial, as it allows the grout to penetrate even the smallest fissures, ensuring comprehensive coverage and stabilization. After the injection is complete, the grout is allowed to cure, forming a robust bond with the surrounding material.One of the primary benefits of pressure grouting (压力灌浆) is its effectiveness in addressing issues related to soil settlement and instability. In urban areas, where construction often occurs on less-than-ideal ground conditions, this technique can be a lifesaver. It provides a means to lift and support sinking structures, preventing further damage and preserving the safety of occupants.Additionally, pressure grouting (压力灌浆) plays a vital role in waterproofing applications. By filling voids and cracks, it creates a barrier against water infiltration, which is essential for maintaining the integrity of basements, tunnels, and other underground structures. This aspect is particularly important in regions prone to heavy rainfall or flooding, where water damage can lead to significant financial losses and safety hazards.Despite its numerous advantages, pressure grouting (压力灌浆) does come with challenges. The quality of the grout mixture, the skill of the operators, and the specific site conditions all play critical roles in the success of the operation. Poorly mixed grout can lead to inadequate bonding, while improper injection techniques may result in uneven distribution, undermining the intended benefits. Therefore, it is essential to engage experienced professionals who understand the intricacies of this method.In conclusion, pressure grouting (压力灌浆) is an indispensable technique in modern civil engineering that addresses various structural challenges. Its ability to reinforce foundations, mitigate water ingress, and stabilize soil makes it a valuable tool for ensuring the longevity and safety of constructions. As technology advances and materials improve, the applications and effectiveness of pressure grouting (压力灌浆) are likely to expand, further solidifying its place in the engineering landscape.