SOIL TESTING

PERMEABILITY APPARATUS IS : 2720 (Part XBII) - 1966


BHI-CSC-304
Qty Comments
The apparatus is used for the laboratory determination of permeability of soils using a constant or a variable head. This test is recommended for soils with coefficient of permeability in the range of 103 to 107 cm/sec. The minimum particle size of the soil which can be tested in the mould is 10mm.

Specifications : The equipment comprises one each : Gun metal mould, 100mm I.D. x 127.3mm high x 1000ml volume. Gun metal mould extension collar, 100mm dia x 60mm high for the above mould. Gun metal drainage base plate with a recess for a porous stone and with an outlet valve. Metallic clamping ring .Gun metal drainage cap (top plate with a recess for a porous stone and fitted with an inlet valve and an air release valve. Gun metal dummy plate to serve as a false bottom during compaction. Porous stone for drainage cap. Porous stone for base plate. Set of galss stand pipes approximately 6mm dia. 10mm dia and 20mm dia mounted on a wooden board. Each galss tube is longer than 1 meter and has a serrated end at the bottom to read water head 2 Nos. meter scales are fixed between the tubes. A length of 3 meter long rubber tubing with pinch cock is also supplied.

 

 



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