- Locking Mechanisms In areas prone to vandalism or accidental removal, locking mechanisms ensure that drains remain securely covered.
Manholes are commonly used for connecting two or more pipes for water supply or sanitary sewer lines. Modern-day drainages are full of pipes and tunnels that pass beneath the roads and pavements all over cities and towns. Each application requires different diameters and entrances of the manhole at various angles and elevations. A manhole cover is an essential requirement to cover these passages with a removable plate adequately. Manholes are mainly used for maintenance work. Manhole covers will prevent anything or any person from falling in and also will keep unauthorized people out. Manhole covers may look as if a simple piece of plate or lid covers large holes, but there are many designs and techniques involved in producing these products. Manhole cover manufacturers adapt to current trends and create manhole covers with sophisticated technology advancements. They strive to meet the demands of the consumers, as each purpose of applications differs. Leading manufacturers of manhole covers recommend replacing them after certain intervals — to ensure uncompromised safety of traffic or pedestrian movement.