Those living in a metropolitan city must
have seen maintenance holes in different areas. Have you ever wondered what
role do they play? Many people think that these help sanitary workers to go
down the utility hole and carry out cleaning activities. Is that all? These
manways are installed to serve multiple purposes. Here's what you need to know;
·
Maintenance holes play a vital
role and prove increasingly helpful in the inspection of the underground sewage
system.
·
The manways also provide
ventilation to the sewer lines below the ground.
·
A big city contains countless
sewer lines with extensively modernized infrastructure. Installing maintenance
holes ultimately assists in the efficient construction of the underground
sewers.
·
These covers can help join
sewers and determine their direction.
Without any of the possibilities mentioned
above, the big and beautiful cities we see today might not have come into
existence. As far as the types of utility holes are concerned, here's a list
with thorough explanation;
·
The normal ones are about five
feet deep with rectangular or square shape covers. It should be noted that
these items weigh a lot due to the high-strength manufacturing material.
·
Now, the deep ones have a depth
of up to 150 centimeters. Apart from a heavy cover, it comes with a ladder that
makes it highly accessible.
·
There shallow or inspection
maintenance holes that are up to 90 centimeters deep. As the name suggests, it
is meant to carry out regular cleaning and inspection activities. Therefore, it
comes with a lightweight cover to make things convenient.
The applications are not only limited to
enhancing a state's infrastructure facilities. Many industries, including the
food and beverage, chemical, pharmaceutical, also utilize these items. They use
sanitary flanged manways
manufactured with premium quality, corrosion-resistant, and durable stainless
steel.
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