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The difference between stainless steel manhole and hand hole

The difference between stainless steel manhole and hand hole

The difference between stainless steel manhole and hand hole just intrusive questions, because the stainless steel manhole, is located in the communication system of the route laying pipelines may well path to check the hole, and the hole in the class while viewing or repair equipment, able to accommodate people passed, but the hand hole due to the smaller view only promised to his hand into may.
On the surface, the seal of stainless steel manhole is a solid round well cover with a relatively weak rectangular cover.
In terms of product size, stainless steel manhole, although a lot of type, usually has standard size and standard, relatively large volume;
The type of hand hole should be small, the volume should be much smaller, and the depth of the hole should be set according to the environment and demand.
In terms of function, the stainless steel manhole is the transit point and relay point of the communication backbone pipeline, and the hand hole is the terminal node of the communication pipeline network.
From azimuth, the stainless steel manhole can be built in the urban backbone road, the pavement and any other direction, the hand hole can only be built in the sidewalk and the green belt.