Since the anchor type cast
ing' target='_blank'>cast iron
pipe has many advantages, but in the process of construction was to take the right measures of construction.
1, the basis of the pipeline foundation to close-grained, prevent the uneven settlement, the pipeline leakage.
To level 2, pipe connection socket accurately, prevent bad socket roof rubber ring.
3, looking to add tube pillow and hoop CARDS, reduce the motion of the joints, such as elbow, tee pipe fittings installed thrust block, to segment to eliminate stress.
4, pipe installation should be segmented, in front of the section on process, first in the central pipe backfill turns the soil, and then gradually step up.
Because of different pipeline pressure, turns the soil thickness is different also, should not be less than 1.
2 m ~ 1.
5, because the anchor flexible connection cast iron pipe can bear high pressure, therefore in the process of outdoor crackdown, should choose construction personnel as far as possible is done in less time, on line using the same specifications pressure gauges shall not be less than 2 pieces, installed the start and end of the line, respectively.
If you have branch also need to add pressure gauge on the end of the branch pipe.
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