Permeability Appratus

Permeameter Type	Suitable Soil Types	Permeability Range (Coefficient of Permeability)	Key Technical Specifications / Standards
Falling Head Permeameter	Fine-grained soils (remoulded or undisturbed) Maximum particle size: 10 mm	Less than 10^-2 cm/sec (Specifically in the range of 10^-3 to 10^-7 cm/sec)	Reference Standards: IS:2720 (Part 17) IS:11209
Constant Head Permeameter	Coarse-grained, cohesionless soils	Greater than 10^-2 cm/sec

Permeameter Type

Suitable Soil Types

Permeability Range (Coefficient of Permeability)

Key Technical Specifications / Standards

Falling Head Permeameter

Fine-grained soils (remoulded or undisturbed)
Maximum particle size: 10 mm

Less than 10^-2 cm/sec
(Specifically in the range of 10^-3 to 10^-7 cm/sec)

Reference Standards:

Constant Head Permeameter

Coarse-grained, cohesionless soils

Greater than 10^-2 cm/sec

Category: Soil Testing Brand: Aimco India

Description

Apparatus Component	Specifications / Technical Details
Stand with Glass Tubes	Equipped with three glass tubes of approximately 6 mm, 10 mm, and 20 mm diameters.
Metallic Mould	100 mm diameter × 127.3 mm height; holds a total volume of 1000 ml.
Extension Collar	100 mm diameter × 60 mm height.
Drainage Base Plate	Features a built-in recess for a Porous Stone and an Outlet Valve.
Metallic Clamping Ring	Secures the apparatus assembly during testing.
Drainage Cap	Features a recess for a Porous Stone; fitted with both an Inlet Valve and an Air Release Valve.
Dummy Plate	Serves as a False Bottom during the soil compaction phase.
Porous Stones	Includes two stones: one designated for the Drainage Base Plate and one for the Drainage Cap.
Rubber Connection Tube	3 meters long, complete with a Pinch Cock for flow control.

Material Type	Soil Testing

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