Falling Head Rising Tail Permeability Manual

Instruction

07.19

QUICK START GUIDE

Falling Head, Rising Tail Permeability

Master Controller
35.00
PRESSURE
AIR SUPPLY
INCREASE

VACUUM

OFF

VENT

PRESSURE

INCREASE

VACUUM SUPPLY
INCREASE
DEAIRED WATER TANK VACUUM
OFF PRESSURE
FILL OFF
DRAIN TAP WATER OFF DEAIRED WATER
OUTPUT PRESSURE OFF VACUUM OUTPUT

CELL PRESSURE
OFF EXTERNAL
OFF BURETTE CELL FILL
OFF DRAIN

HM-4150 Distribution Panel

VACUUM

OFF

VENT

PRESSURE

INCREASE

VACUUM

OFF

VENT

PRESSURE

INCREASE

BASE PRESSURE

TOP PRESSURE

OFF BIAS ON

OFF BRIDGE ON

OFF EXTERNAL
OFF BURETTE BASE FILL
OFF DRAIN

OFF EXTERNAL
OFF BURETTE TOP FILL
OFF DRAIN

QUICK START GUIDE

1. Base and Top Burette cross-sectional Area (inflow and outflow) check /Verification

Master Controller

35.00

PRESSURE

VACUUM

Master CoOFnF trolleVrENT

AIR SUPPLY
INCREASE

PRESSURE
35.00
INCREASE

PRESSURE
CELL PRESSURE

VACUUM SUPPLY
INCREASE

AIR SUPPLY
DEAIRED WATER TANK

VACUUM

INCREASE

OFF

PRESSURE

FILL

OFF

DRAIN TAP WATER

OFF
EXTERNAL
VACUUM SUPPLY
INCREASE OFF

OFF

BURETTE

DEAIRED WATER OUTPUT

CELL

FILL
PRESSURDEEAIRED WATER TANK

OFF VACUUMOFF

VACUUM
OUTPUOTFF

DRAIN

HM-4150 Distribution Panel

VACUUM

OFF

VENT

PRESSURE

VACUUM

OFF

VENT

PRESSURE

HM-4150 Distribution Panel

INCREASE
VACUUM

OFF

BASE
PRESSUVREENT

INCREASE
VACUUM PREOTSOFSFPURE VENT

VACUUM

OFF

VENT

PRESSURE
OFF
BIAS ON INCREASE

PRESSURE
OFF BRIDGE ON INCREASE

PRESSURE
INCREASE

CELL PRESSURE
OFF EXTERNAL
OFF BURETTE
BASE FILL
OFF
DRAIN

2.8

3.0

BASE

3.2

PRESSURE

3.4

OFF

3.6

3.8 EXTERNAL
4.0

4.2 OFF
4.4

BURETTE

4.6

4.8

TOP OFF

5.0

FILL

5.2

5.4

OFF

5.6

DRAIN BIAS ON

5.8

6.0

TOP PRESSURE
OFF BRIDGE ON

PRESSURE

A. Determine tFhILLe burette reading.

B. MeasurOeFFthe length of the known volume of the

burette using a steel ruOlFeF r.

OFF

DRAIN

Example: In this exampleEXTE2RN.0AFILL0 CC is eqEXuTEaRNlALto 4.00

inches in leTAnP WgATtEhR . OFF OFF

OFF EXTERNAL
OFF

C. ConverOtFFthe length into cm. BUREDTRTAEIN

BURETTE

BURETTE

Example:DE(A4IR.E0D W0ATxER 2.54) = 10CE.L1L 8 cm

BASE

TOP

OUTPUT

D. The area of the burette equals the knowFnILL volume, FILL PRESSURE

divided by the measured length.

OFF

OFF

OFF

ExamplOeFF: Area = 2.00 divided by 10.18 cm = 0.196 cm2

DRAIN

DRAIN

VACUUM

3

OUTPUT

QUICK START GUIDE

Master Controller
35.00
PRESSURE
AIR SUPPLY
INCREASE

VACUUM

OFF

VENT

PRESSURE

INCREASE

VACUUM SUPPLY
INCREASE
DEAIRED WATER TANK VACUUM
OFF PRESSURE
FILL OFF
DRAIN TAP WATER OFF DEAIRED WATER
OUTPUT PRESSURE OFF VACUUM OUTPUT

CELL PRESSURE
OFF EXTERNAL
OFF BURETTE CELL FILL
OFF DRAIN

HM-4150 Distribution Panel

VACUUM

OFF

VENT

PRESSURE

INCREASE

VACUUM

OFF

VENT

PRESSURE

INCREASE

BASE PRESSURE

TOP PRESSURE

OFF BIAS ON

OFF BRIDGE ON

OFF EXTERNAL
OFF BURETTE BASE FILL
OFF DRAIN

OFF EXTERNAL
OFF BURETTE TOP FILL
OFF DRAIN

2 3

2. Fill the top burette, if it is not filled.
3. Connect the tubing to Top Burette Assembly (far right) on the pressure panel.

4

QUICK START GUIDE

4
4. Connect the tubing from the Top Burette Assembly on the pressure panel to the Top Input on the righthand side of the Triaxial cell.
5

QUICK START GUIDE

5
5. Loosen the nut holding the tubing on the Top Input valve of the triaxial cell.
6

QUICK START GUIDE

Master Controller
35.00
PRESSURE
AIR SUPPLY
INCREASE

VACUUM

OFF

VENT

PRESSURE

INCREASE

VACUUM SUPPLY
INCREASE
DEAIRED WATER TANK VACUUM
OFF PRESSURE
FILL OFF
DRAIN TAP WATER OFF DEAIRED WATER
OUTPUT PRESSURE OFF VACUUM OUTPUT

CELL PRESSURE
OFF EXTERNAL
OFF BURETTE CELL FILL
OFF DRAIN

HM-4150 Distribution Panel

VACUUM

OFF

VENT

PRESSURE

INCREASE

VACUUM

OFF

VENT

PRESSURE

INCREASE

BASE PRESSURE

TOP PRESSURE

OFF BIAS ON

OFF BRIDGE ON

OFF EXTERNAL
OFF BURETTE BASE FILL
OFF DRAIN

OFF EXTERNAL
OFF BURETTE TOP FILL
OFF DRAIN

6

6. Turn the Top Pressure burette assembly’s Fill/Drain valve to the Fill position, and allow the water to drain, which flushes the Top Input valve and tubing (Step 5).
7. Then, Tighten the nut we loosened in Step 5.

7

QUICK START GUIDE

Master Controller
35.00
PRESSURE
AIR SUPPLY
INCREASE

VACUUM

OFF

VENT

PRESSURE

INCREASE

VACUUM SUPPLY
INCREASE
DEAIRED WATER TANK VACUUM
OFF PRESSURE
FILL OFF
DRAIN TAP WATER OFF DEAIRED WATER
OUTPUT PRESSURE OFF VACUUM OUTPUT

CELL PRESSURE
OFF EXTERNAL
OFF BURETTE CELL FILL
OFF DRAIN

HM-4150 Distribution Panel

VACUUM

OFF

VENT

PRESSURE

INCREASE

VACUUM

OFF

VENT

PRESSURE

INCREASE

BASE PRESSURE

TOP PRESSURE

OFF BIAS ON

OFF BRIDGE ON

OFF EXTERNAL
OFF BURETTE BASE FILL
OFF DRAIN

OFF EXTERNAL
OFF BURETTE TOP FILL
OFF DRAIN

8

8. Turn the Top Pressure Burette assembly’s Fill/Drain valve to the off position.

8

QUICK START GUIDE

9
9. Close all of the valves on the Triaxial cell. 9

QUICK START GUIDE

Master Controller
35.00
PRESSURE
AIR SUPPLY
INCREASE

VACUUM

OFF

VENT

PRESSURE

INCREASE

VACUUM SUPPLY
INCREASE
DEAIRED WATER TANK VACUUM
OFF PRESSURE
FILL OFF
DRAIN TAP WATER OFF DEAIRED WATER
OUTPUT PRESSURE OFF VACUUM OUTPUT

CELL PRESSURE
OFF EXTERNAL
OFF BURETTE CELL FILL
OFF DRAIN

10A
HM-4150 Distribution Panel

VACUUM

OFF

VENT

PRESSURE

INCREASE

VACUUM

OFF

VENT

PRESSURE

INCREASE

BASE PRESSURE

TOP PRESSURE

OFF BIAS ON

OFF BRIDGE ON

OFF EXTERNAL
OFF BURETTE BASE FILL
OFF DRAIN

OFF EXTERNAL
OFF BURETTE TOP FILL
OFF DRAIN

10B

10A. Turn the Base Pressure Valve to the Vent position.
10B. Turn the External/Burette Valve for the Top Pressure Burette to the Burette position.

10