watertight manhole

简明释义

水密入孔

英英释义

例句

1.Maintenance crews regularly check the watertight manhole for any signs of wear and tear.

维护人员定期检查防水井盖是否有磨损迹象。

2.After the storm, the watertight manhole proved its worth by keeping the streets dry.

暴风雨过后，防水井盖证明了它的价值，让街道保持干燥。

3.Engineers designed a watertight manhole to ensure that no water could enter the sewage system.

工程师设计了一个防水井盖，以确保没有水能够进入污水系统。

4.The city installed a new watertight manhole to prevent flooding during heavy rains.

城市安装了一个新的防水井盖以防止在大雨期间发生洪水。

5.The contractor assured us that the new watertight manhole would last for decades.

承包商向我们保证，新的防水井盖将持续数十年。

作文

In urban environments, infrastructure plays a crucial role in maintaining the functionality and safety of a city. One often overlooked yet essential component of this infrastructure is the watertight manhole. A watertight manhole refers to a type of access point in a sewer or drainage system that is designed to prevent water from entering or escaping. This feature is particularly important in areas prone to flooding or heavy rainfall, where water infiltration can lead to significant structural damage and public health issues.The design of a watertight manhole typically includes a tight-fitting cover and sealed joints that minimize the risk of leakage. These manholes are constructed using durable materials such as reinforced concrete or plastic, which not only withstand the pressure from above but also resist corrosion from the various substances they may encounter underground. The importance of a watertight manhole cannot be overstated; it helps maintain the integrity of the sewage system by preventing the influx of groundwater, which can dilute sewage and overwhelm treatment facilities.Moreover, watertight manholes contribute to environmental protection. When rainwater mixes with sewage, it can create a toxic brew that poses serious risks to local waterways and ecosystems. By ensuring that manholes are watertight, municipalities can mitigate the risk of contamination and protect the surrounding environment. This is particularly crucial in regions where water bodies are used for recreation or as sources of drinking water.In addition to their environmental benefits, watertight manholes also enhance public safety. During heavy rains, traditional manholes can become hazardous, leading to accidents or even drownings. A well-designed watertight manhole minimizes these risks by keeping water levels manageable and reducing the likelihood of overflow. Furthermore, these structures are often equipped with safety features such as warning signs and secure locking mechanisms to deter unauthorized access and ensure that maintenance personnel can work safely.The construction and maintenance of watertight manholes require careful planning and execution. Engineers must consider various factors, including soil conditions, expected water levels, and the overall layout of the drainage system. Regular inspections and maintenance are also necessary to ensure that these manholes remain effective over time. This ongoing commitment to infrastructure upkeep is vital for the long-term sustainability of urban areas.In conclusion, the significance of a watertight manhole extends far beyond its physical structure. It represents a critical element of urban infrastructure that protects both the environment and public safety. As cities continue to grow and face the challenges posed by climate change, investing in reliable and efficient drainage solutions, such as watertight manholes, will be essential for fostering resilient communities. Understanding the role of these structures can help us appreciate the complexities of urban planning and the importance of maintaining our infrastructure for future generations.

在城市环境中，基础设施在维护城市的功能和安全方面发挥着至关重要的作用。一个常常被忽视但又至关重要的基础设施组成部分是防水井盖。防水井盖指的是一种设计用于防止水进入或逃逸的下水道或排水系统的接入点。这种特性在容易发生洪水或大雨的地区尤为重要，因为水的渗入可能导致严重的结构损坏和公共卫生问题。防水井盖的设计通常包括一个紧密贴合的盖子和密封的接缝，以最小化泄漏的风险。这些井盖使用耐用材料如钢筋混凝土或塑料构建，不仅能够承受上方的压力，还能抵抗地下可能遇到的各种物质的腐蚀。防水井盖的重要性不容小觑；它通过防止地下水的涌入来保持污水系统的完整性，从而避免稀释污水并压垮处理设施。此外，防水井盖还有助于环境保护。当雨水与污水混合时，可能会形成一种有毒的混合物，对当地水体和生态系统构成严重风险。通过确保井盖是防水的，市政当局可以降低污染风险，保护周围环境。这在水体被用作休闲或饮用水源的地区尤其重要。除了环境效益外，防水井盖还增强了公共安全。在大雨期间，传统的井盖可能变得危险，导致事故甚至溺水。一个设计良好的防水井盖通过保持水位可控并减少溢出的可能性来最小化这些风险。此外，这些结构通常配备安全特征，如警告标志和安全锁定机制，以阻止未经授权的访问，并确保维护人员可以安全工作。防水井盖的建设和维护需要仔细的规划和执行。工程师必须考虑各种因素，包括土壤条件、预期水位以及排水系统的整体布局。定期检查和维护也是必要的，以确保这些井盖随着时间的推移仍然有效。这种对基础设施维护的持续承诺对于城市地区的长期可持续性至关重要。总之，防水井盖的重要性远远超出了其物理结构。它代表了城市基础设施的一个关键元素，保护环境和公共安全。随着城市的不断发展以及气候变化带来的挑战，投资于可靠和高效的排水解决方案，如防水井盖，对于促进韧性社区将是必不可少的。理解这些结构的作用可以帮助我们欣赏城市规划的复杂性，以及维护基础设施对未来几代人的重要性。