A method to hydrologically isolate water soluble wastes /

93 % of the leachate from both moisture regimes that

Bibliographic Details
Main Author: Rooney, Daniel James, 1969-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1995.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:93 % of the leachate from both moisture regimes that
A natural cover system with gravel used as a capillary
applications. Upward migration of soluble salts was monitored
barrels and tested in a greenhouse. The treatments contained
barrier treatments indicated no upward migration of the
barrier was designed and evaluated as a method to
buried saline waste. Values for EC at the base of the
by measuring the electrical resistance of the soil by means
capillary barrier to 0.1 to 1.0 dS M-1 in treatments
conductivity (EC) measurements of the leachate were used to
constituents. Upward migration of buried water soluble
containing a capillary barrier. Effluent EC was
covered with 30 cm of a sandy clay topsoil. Drains were
determine the downward movement of soluble salts. Total
drain. These results indicate that a cover system which
dry moisture regime using simulated monthly rainfall
each simulated month. Core samples were taken to determine
Electrical resistance values indicated that upward soluble
from the gravel layer and below the buried saline waste.
gravel barrier thicknesses of 0, 8, 15, 23, and 30 cm.
Gravel was placed over a salt contaminated soil and was
greatly decreasing downward movement of water soluble
hydrologically isolate buried water soluble oil and gas
includes a capillary barrier would protect groundwater by
installed in the bottom of the barrels to collect drainage
not include a capillary barrier. EC values for all gravel
of salinity sensors at the base of the topsoil. Electrical
permeated the cover system was collected from the gravel
salt migration occurred immediately on treatments which did
significantly higher (29 - 56 dS M-1 ) from below the saline
soil than from the gravel drain (2 - 9 dS M-1 ). In addition,
the EC of the topsoil at the conclusion of the experiment.
the topsoil and surface waters.
topsoil ranged from 10 to 20 dS M-1 in the treatments with no
Treatments were tested for effectiveness in both a wet and
volume of leachate from each drain was also monitored for
wastes would also be prevented which would in turn protect
wastes. Simulated cover systems were installed in 200 liter
Item Description:"Major subject: Soil Science".
Vita.
Physical Description:x, 104 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references.