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Leakage test for RGRCP

Leakage test for RGRCP

Leakage test for RGRCP

How much leakage should be speciffied for a Rubber Gasketed
Reinforced Concrete Pipe, class B-25 , ASTM C361?
There are any standards regarding maximum laekage allowance for this kind of pipe?
Can the pipeline meet 20 gals/24 hrs/inch dia/mile?

RE: Leakage test for RGRCP

By the "Standard Specifications for Sewer and Water Construction in Wisconsin", Fifth Edition, Addn. No. 2, March 1, 1999, Chapter 3.7.0: "leakage test of snitary sewers" includes allowable limits of infiltration based on 200 Gal./In. Diam./Mile.  Table 5:
Diam of sewer (inches)    Infiltration per ft. per hr. (Gal)
  4                         0.0063
  6                         0.0095
  8                         0.0126
 10                         0.0158
 12                         0.0190
 15                         0.0237
 18                         0.0284
 21                         0.0332
 24                         0.0378
 27                         0.0426
 30                         0.0474
 36                         0.0568
 42                         0.0663
 48                         0.0758

42"diam Manhole- 0.0663 Gal per vertical ft. per hr.
48"diam Manhole- 0.0758 Gal per vertical ft. per hr.
Perhaps your State has similar limits.

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