open caisson

简明释义

沉井

英英释义

例句

1.The construction team decided to use an open caisson for the foundation of the bridge to ensure stability in the waterlogged area.

施工队决定在水淹区域的桥梁基础中使用开放式沉箱以确保稳定性。

2.Using an open caisson allowed for easier access to the underwater site for inspections and repairs.

使用开放式沉箱使得对水下现场进行检查和维修变得更加方便。

3.The engineers designed the open caisson to withstand the pressure of the surrounding soil during construction.

工程师设计了开放式沉箱以承受施工期间周围土壤的压力。

4.The city approved the use of an open caisson for the new pier to enhance marine activities.

市政府批准在新码头使用开放式沉箱以增强海洋活动。

5.During the excavation, they encountered solid rock, so they switched to an open caisson method to facilitate the process.

在挖掘过程中，他们遇到了坚硬的岩石，因此他们改用了开放式沉箱方法来促进这一过程。

作文

In the field of civil engineering, various techniques and structures are employed to ensure the stability and safety of buildings and infrastructures. One such technique is the use of an open caisson, which plays a critical role in underwater construction. An open caisson is essentially a large, hollow structure that is open at the bottom and is used to excavate soil and create foundations for bridges, piers, and other structures that require deep anchoring. This method is particularly useful in areas where traditional piling methods may not be feasible due to water depth or soil conditions.To understand the significance of an open caisson, it is essential to delve into its construction process. The first step involves creating a large, circular or rectangular structure made of reinforced concrete or steel. Once constructed, the caisson is floated to the desired location on water. After positioning it accurately, the caisson is then ballasted with heavy materials, allowing it to sink to the seabed. The open bottom allows water and soil to enter, enabling excavation to commence.The excavation process within the open caisson is conducted using various tools and equipment, such as dredgers or excavators. As soil is removed, the caisson continues to sink until it reaches the required depth. Once the desired depth is achieved, the caisson is filled with concrete to form a solid foundation. This method not only provides stability but also prevents the collapse of the surrounding soil, making it a preferred choice in challenging environments.One of the primary advantages of using an open caisson is its ability to handle varying soil conditions. Unlike traditional methods that may struggle with loose or unstable soils, the caisson can adapt to different environments, providing a robust solution for engineers. Moreover, this technique minimizes the risk of water intrusion during construction, ensuring that the work can proceed without significant delays caused by flooding.However, the use of an open caisson is not without its challenges. Construction projects utilizing this method often face complications related to weather conditions, such as strong currents or high waves, which can hinder the placement and sinking of the caisson. Additionally, the excavation process can be time-consuming and requires skilled labor to operate the machinery effectively.In conclusion, the open caisson method is a vital technique in modern civil engineering, particularly for underwater construction projects. Its ability to create stable foundations in challenging conditions makes it an invaluable tool for engineers worldwide. By understanding the intricacies of the open caisson process, we can appreciate the innovation and skill that goes into building safe and durable structures that stand the test of time.

在土木工程领域，各种技术和结构被用来确保建筑物和基础设施的稳定性和安全性。其中一种技术是使用开放式沉箱，它在水下施工中发挥着关键作用。开放式沉箱本质上是一个大型的空心结构，其底部是开放的，用于挖掘土壤并为桥梁、码头和其他需要深锚固的结构创建基础。这种方法在水深或土壤条件可能使传统打桩方法不可行的地区特别有用。要理解开放式沉箱的重要性，有必要深入了解其施工过程。第一步是建造一个由钢筋混凝土或钢材制成的大型圆形或矩形结构。一旦建造完成，沉箱就会漂浮到水上的目标位置。在准确定位后，沉箱就会用重物进行压载，使其沉入海床。开放的底部允许水和土壤进入，从而开始挖掘。在开放式沉箱内的挖掘过程使用各种工具和设备，如挖泥船或挖掘机进行。当土壤被移除时，沉箱继续沉降，直到达到所需的深度。一旦达到所需深度，沉箱就会用混凝土填充，以形成坚固的基础。这种方法不仅提供了稳定性，还防止了周围土壤的塌陷，使其成为在具有挑战性的环境中首选的选择。使用开放式沉箱的主要优点之一是它能够处理不同的土壤条件。与可能在松散或不稳定的土壤中挣扎的传统方法不同，沉箱可以适应不同的环境，为工程师提供强大的解决方案。此外，这种技术减少了施工过程中水侵入的风险，确保工作能够顺利进行，而不会因洪水而造成显著延误。然而，使用开放式沉箱并非没有挑战。利用这种方法的建设项目通常面临与天气条件相关的复杂情况，如强流或高浪，这可能妨碍沉箱的放置和沉降。此外，挖掘过程可能耗时，需要熟练的劳动力有效地操作机械。总之，开放式沉箱方法是现代土木工程中一项重要的技术，特别是在水下施工项目中。它在具有挑战性的条件下创建稳定基础的能力使其成为全球工程师的一种宝贵工具。通过理解开放式沉箱过程的复杂性，我们可以欣赏到构建安全耐用的结构所需的创新和技能，这些结构经受住了时间的考验。