Infiltration-inflow sewer line analyzer

Details Infiltration-inflow sewer line analyzer Infiltration-inflow sewer line analyzer

1975-08-08

1978-01-24

Wise, Edward J.

Boots, shoes, and leggings

73299, G01F 2314

Patent

active

040705633

ABSTRACT:
A method and means of determining inflow (undesired pipe drains to a sewer) and infiltration (sewer pipe leakage) into sewer lines by a coordinate measurement of pressure in sewer pipes at several locations, particularly measuring flow during rainfall and for a discrete period thereafter and comparing the results with dry periods.

REFERENCES:
patent: 3505513 (1970-04-01), Fowler et al.
patent: 3640134 (1972-02-01), Hop
patent: 3711689 (1973-01-01), Park
patent: 3875955 (1975-04-01), Gallatin et al.

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