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[Logo Image] BT TECHNOLOGY INC GEOSYNTHETIC 2001a

TRANSMISSIVITY

[Item Image] DESIGNED TO TEST THE
TRANSMISSIVITY IN-PLANE FLOW)
CHARACTERISTICS OF GEOSYNTHETIC
DRAINAGE MATERIAL PROFILES
EUROTRANS

TEST DEVICE FEATURES:

- Aluminum 20cm wide by 40cm sample box with test water differential head
measurement ports located in the box with 30 cm spacing

- All materials contacting test water will be fabricated from aluminum, acrylic,
plastic,
rubber, or other appropriate corrosion resistant materials

- Up to a 11cm profile thickness

- Outlet weir features 11cm + tall threshold across the test width to ensure
saturation
of the sample profile prior to testing

- Loading platen restricts fugitive water flow

- Platen removal assist device

- Pneumatic loading system providing constant load throughout the entire 11cm
test
profile utilizing

- Force controlled by a precision pressure regulator. Regulated air pressure is
directed to pneumatic cylinders offering three different loading configurations to
enhance compressive load range capability and with greater than 5.0% accuracy.
NOTE: Auxiliary loading ram should be considered for pressures below
20kPa
- Pneumatic loading system features a large diameter, multi-stage ram and a
supplementary single stage ram

- Force indicated with a 5K, 10K, 20K, 30K, 40K, or 50K lb load cell and a panel
meter with a tare feature (0.25% F.S. accuracy). (meter can be scaled in metric
or
English units)

- Sample loading from downstream reservoir end of test box

- Access to the loading platen offers ability to monitor profile consolidation

- Upstream head tank features an adjustable head control tube and manual throttle
valve (supply to enter head tank near bottom of tank with baffle to protect profile) 0
to
1+ gradient (gradient measured via sight manometer with scale (0.0" or 1.0 mm
resolution)

AIR RAM LOADING 200 kPa EURO TRANS DEVICE PACKAGE
AF-S-AD-200
(Single stage @ 105 psi =5,000LBF) Device Dimensions 3'W X 5'L X 6' T

AIR RAM LOADING 500 kPa EURO TRANS DEVICE PACKAGE
AF-S-AD-500
( 2 Stage @ 105 psi = 10,000lbf ) Device Dimensions 3'W X 5'L X 6.5' T

AIR RAM LOADING 1000 kPa EUROTRANS DEVICE PACKAGE
AF-S-AD-10K
(4Stage @ 105 psi = 20,000lbf) Device Dimensions 3'W X 5'L X 7' T


AIR RAM LOADING 1400 kPa EUROTRANS DEVICE PACKAGE
AF-S-AD-14K
(6Stage @ 105 psi = 30,000 lbf) Device Dimensions 3'W X 5'L X 8.0' T

AIR RAM LOADING 2000 kPa EUROTRANS DEVICE PACKAGE
AF-S-AD-20K
(7Stage @ 105 psi = 40,000 lbf) Device Dimensions 3'W X 5'L X 8.5' T

BT TECHNOLOGY INC.

320 N. Railroad St.
P.O. BOX 49
320 North Railroad Street
RUSHVILLE, IL. 62681
Telephone: (217) 322-3768
Fax: (217) 322-3767
E-Mail: bttech@frontiernet.net