The lid of the sewer hatch

## Sewer Luke cover: an inconspicuous hero of our streets
Sewer hatches are the usual part of the city landscape. We pass them daily, without thinking about the functionality and history of these seemingly uncomplicated elements of infrastructure. But let's take a look at them better, focusing on the part that is always in sight - on the lid.
### functionality and safety
The lid of the sewer hatch is more than just a piece of metal. It performs several important functions. Firstly, it protects underground communications from damage-from random falls of garbage, stones, as well as from the penetration of foreign objects. Secondly, it ensures the safety of pedestrians and transport, preventing failure to a sewer well. For this, the covers are made of strong materials that can withstand significant loads - car weight, blows and vibration. The forms and sizes of the covers are also carefully thought out to ensure reliable closure of the well and prevent their displacement.
### variety of materials and design
Although we are used to gray cast -iron covers, in fact, their diversity is much wider. There are covers of steel, plastic, composite materials. The choice of material depends on the operating conditions - the load, aggressiveness of the environment and climatic conditions. In addition, the design of the covers can be different: from standard round to square, rectangular, with various patterns and even logos. This suggests that even such an inconspicuous element of the city landscape can have its own aesthetic component. In some cities, you can find artistically designed hatches, turning them into real works of street art.
### inconspicuous, but important detail
In conclusion, we can say that the lid of the sewer hatch is not just an element of urban improvement, but an important detail of the infrastructure that ensures the safety and uninterrupted operation of underground utilities. Its invisibility is the key to its effective work. And, perhaps, after reading this article, you will look at the sewer hatches from a completely different point of view, noticing their functionality and unusual details.