S M Engineering Works provides wide array of modular soil testing equipment to accomplish these needs. S M Engineering Works Geotechnical testing equipment includes Direct Shear Apparatus, Triaxial Testing Machine, Consolidation Test Apparatus, Universal Testing Machine, Penetrometers, Plastic & Shrinkage limit devices, soil Compactors, Laboratory California Bearing Ratio (CBR) Apparatus, Unconfined Compression Test Apparatus, Proctor Compaction Test Apparatus, Field Density Test Apparatus etc.
The soil testing equipment is specific to the civil industry, is helpful to take decisions regarding the selection of brand of cement and concrete materials to use for construction. We are glad to be one of leading service providers to construction companies and civil engineers, reducing their business risks.
Standards: 0001
Specification: The apparatus consists of a panel for wall mounting on which are fitted 1.0 to 10kgManom/cm sq x 0.1kg cm. sq. a pressure gauge, bourdon tube type 15 cm diameter: Glass u-tube manometer for measuring low positive pore pressures negative pore measures and checking zero error of pressure gauge. It is provided with a mercury trap (mercury supplied at extra cost.) Null indicator made out of clear transparent Perspex with mercury trap and cursor to indicate the mercury level. Burette: 50ml burette for measuring the volume change in the soil specimen. Pressure pump fitted with four sleeve packed valves, operated by means of a hand wheel on the end of the piston rod which is threaded through the pump cap and gives a smooth, fine adjustment of pressure. Copper coil and water reservoir is fitted on board with complete stand assembly. The unit is tested against leaks up to 10kg/cm sq.
Standards: 0002
Specification: This device is used to maintain cell pressure constant for a long duration and the system can be used in place of conventional constant pressure system using mercury pots where certain minimum heights are required. Problems like de-airation of pump, leakage of mercury etc. is eliminated in this system . This unit is smaller in volume and can be used in mobile laboratory also. This can maintain pressure in the cell upto 20kg/cm sq. Pressure is maintained constant in the system by a balancing calibrated weights on a spindle against a column of oil, operating under constant feed back.
Construction: The system consists of an oil pump continuously driven by an electric motor during the test period. The internal components are housed in a strong compact housing. The piston on which weights are kept rotates with minimum friction. A transparent oil water vessel is provided to transmit pressure to the cell. A hand pump provided facilitates priming and to maintain constant pressure during power failure
Specification:
Standards: 0003
Specification: The apparatus consists of a pressure chamber which has a flanged top cap fitted with a 10 kg/cm2. Pressure gauge and a valve for pumping in air. Water inlet and drain cock are fitted to the chamber.
The foot pump supplied easily develops a pressure of 10 kg/cm2 Complete with connecting pressure hose.
Note: Also available 20Kg/cm2
Standards: 0004
Specification:
Features:
The Load Frame consists of a cabinet which houses the gear system and motor with sturdy angle iron frame. the loading is done through the bottom loading platen, which is carried on a lead screw, which advances upwards. the top load bracket, which slides over two upright pillars, can be positioned at any desired height and locked. It carries a screw adapter for standard Proving rings and Load Cells.
The loading part of the unit is detachable from the main unit for ease of transport and to avoid damage to the tension rods.
Rates of Strain: 30 fixed speeds between 0.00048 mm/min and 6.00 mm/min. Suitable for operation on 220 V, 50 Hz, single phase, AC supply.
Note: Load Frame, Motorized Single and Three Speed are also Available
Standards:
Specification: It consists of a light weight barrel assembly with a polished and ground steel loading piston plunger. A direct reading scale is engraved on the piston barrel and indicates load in kg. / sq. cm. A maximum load indicator ring is provided on the penetration plunger. The calibrated spring is heat treated and plated for rust resistance. The barrel diameter is 20mm and the length 150mm. Supplied with carrying case.
Standards:
Specification:
A typical test takes only a few minutes and the instrument therefore, provides a very efficient method of obtaining information which would normally require test-pits. Correlations have been established between measurements with DCP and California Bearing Ration (CBR) so that the results can be interpreted and compared with CBR specifications for pavement design. Agreement is generally good over most of the range but differences are apparent at low values of CBR, especially for fine grained materials. It incorporates a 8 Kg weight dropping through a height of 575 mm and a 60 deg. cone having a diameter of 20 mm. It is supplied complete with assembly tools and weighs 20 Kg approx.
The DCP needs three operators, one to hold the instrument, other to raise and drop the weight and a technician to record the results. The instrument is held vertically and the weight carefully raised to the handle limit and then allowed to fall onto the anvil.
The equipment consist of the following replaceable parts Top and Bottom Rod, Handle, Hammer, 1m Scale, 60 deg. Cone, Anvil.
Standards: ASTM D 4944 AASHTO T 217
Specification: The unit consists of a pressure vessel with clamp for sealing cap, capacity is 20 gms. Rubber sealing gasket, pressure gauge calibrated in percentage moisture content 0-25% x 0.25% on the wet weight basis, an electronic balance for weighing sample, a scoop for measuring carbide reagent, a bottle of reagent, one cleaning brush and a set of 4 steel balls for thorough mixing . Complete in highly polished wooden carrying case with handle.
Standards:
Specification: The unit consists of a pressure vessel with clamp for sealing cap, capacity is 6 gms. Rubber sealing gasket, pressure gauge calibrated in percentage moisture content on the wet weight basis, a counter poised balance for weighing sample, a scoop for measuring carbide reagent, a bottle of reagent, one cleaning brush and a set of 4 steel balls for thorough mixing . Complete in highly polished wooden carrying case with handle.
Spares:Carbide reagent, in bottles of 500 gms. each available on extra cost
Standards: BS 1377:2
Specification: Sed to determine the moisture content at which clay soils pass from a plastic to a liquid state. Two Version are available. One the standard one & the other is semi-automatic with timer where the cone is allowed to free fall for a period of 5 seconds including one each of 50 gm. & 100 gm. weight, one penetration cone, preset counter & measuring cup.
Standards: IS 2720 (PART V), BS 1377-2 , ASTM D 4318
Specification: Casagrande method in mechanical form is known as liquid limit method and has been in use for soil mechanics for a number of decades. The liquid limit data of soils is useful to correlate mechanical properties of soil, such as compressibility and lower shear strength. Liquid limit is the water content at which soil passes from zero strength to an infinite strength, hence the true value of liquid limit cannot be determined. For determination purpose liquid limit is that water content at which a part of soil, cut by a groove of standard dimensions, will flow together for a distance of 1.25cm under an impact of 25 blows in a standard liquid limit apparatus. The soil at the water content has some strength which is about 0.17N/cm. sq. (17gms/sq.cm.) . At this water content soil just passes from liquid state to plastic state.
It consists on a brass cup held on an adjustable bracket. The cup can be adjusted for a fall of 1 cm and can be raised an dropped on a rubber base of standard hardness by cam action. Complete with one Casagrande grooving tool, one ASTM grooving tool and a height gauge block. A counter to register the number of blows
Standards: IS 2720 (PART V), BS 1377-2 , ASTM D 4318
Specification: same as hand operated liquid limit but fitted with a motor geared down to give approximately 120 rpm. Suitable for operation on 230 V A.C., Single Phase, 50 Cycles.
Spares: Casagrande grooving tool. ASTM grooving tool, height block, 1cm high.
Standards: IS 2720 (PART IV)
Specification: This is for mechanical analysis and also other laboratory applications for stirring Speed approximately 4000 R.P.M. under load. A dispersion cup is supported on a rest on the stand of the stirrer and has a removable baffle. For operation on 230V A.C. supplied with dispersion cup or baffle cup.
Standards: IS 2720 (PART XVII) 1966
Specification: This equipment is used for testing the permeability of granular soils (sands and gravels).The specimen is formed in a permeability cell and water is passed through it from a constant level tank Take-off points located along the sides of the permeability cell are connected to three manometer tubes mounted on a panel complete with a meter scale. Water passing through the specimen is collected and measured, either for a specific quantity or over a period of time. The reduction of head is noted from the variation of water level in the manometer tubes. Comprising three glass tubes of constant bore, meter scale and connecting tubing for cell pressure take-off points, all mounted on a free-standing panel. Manufactured from transparent plastic with attachment for wall mounting. The inlet, outlet and overflow pipes are fitted to the base of the tank and can be adjusted for height within the tank. Supplied complete with connecting tubing.
Clays and silts are tested using the ‘falling head’ technique. Flow of water through the specimen is observed by monitoring the rate of fall of water in the tube. It is essential that soils of very low permeability are sealed inside the cylinder to prevent seepage along the sides of the specimen. Before testing, the specimen must be completely saturated with water as the presence of air will restrict the flow of water Specification : 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, GI Tank
Standards: IS 2720 (PART XVII)
Specification: As Per IS 2720 (Part XBII)- 1966 BS 1377; EN DD ENV 1997-2; ASTM D2434;AASHTO T215 Clays and silts are tested using the technique. Flow of water through the specimen is observed by monitoring the rate of fall of water in the tube. It is essential that soils of very low permeability are sealed inside the cylinder to prevent seepage along the sides of the specimen. Before testing, the specimen must be completely saturated with water as the presence of air will restrict the flow of water. Three glass stand pipes a stand with nine glass tubes of 6mm, 10mm, 20mm, 25mm, 40mm, 50mm, 60mm, 70mm, 75mm, bore tube is provided with over flow arrangement for constant head tests. The remaining tubes are used for falling head test.
Standards: IS 2720 (PART XXVIII) 1966
Specification: This apparatus is used for the in place determination of the dry density of compact, line and medium grained soils and for layers not exceeding 500mm thickness. The complete apparatus consists one each of Small sand pouring cylinder, 3 litre capacity fitted with conical funnel and shutter. Cylinder calibrating container, internal dia 100mm and 150mm height.
Accessories: Metal tray, 300mm square and 40mm deep with hole.
Note: Sand pouring cylinder Medium (150mm) and Large (200mm) as per IS 2720 (P-XXVIII) also available.
Standards:
Specification: Used to determine the in-situ density of fine grained compacted soil. The test consist in digging a hole into the ground and then collect, dry and weight the sampled soil. The hole is then filled with dry sand from the cone container. The apparatus consist of a double metal cone, one plastic 5 lts jar & a metal tray with centre hole. Size of the cone is 6½” (165.1mm).
Note: On request 12” (305 mm) Sand Density Cone Apparatus is also supplied at an extra cost.
Standards: IS 2720 (PART-VII) ASTM D-42, BS 1377 AASHTO T 90
Specification: The complete set consists of one each:
Note: Glass Plate size 500 x 500 x 10mm can be supplied at an extra cost
Standards: is 2720 (Part-VII) Astm D - 427, BS 1377, Aashto T 92.
Specification: TShrinkage limit is the maximum water content at which a reduction in water content does not cause an appreciable reduction in volume of the Soil Mass. At shrinkage limit, on further reduction in water, air enters in to the voids of soils and thus keeps the volume constant.
The apparatus can be used to determine shrinkage limit and to calculate other shrinkage ratio, shrinkage index and volumetric shrinkage Set consists of one each:
Optional Accessories:Mercury supplied in bottle of 500 gms. at an extra cost.
Standards: BS 1377-2
Specification: A simple mould which is filled with the soil under test. This is then dried and the resulting decrease os length of the specimen measured is expressed as the linear shrinkage. It is 25mm Dia. x 12.5mm Height x 140mm Length
Standards: IS 2720 (PART IV)
Specification: For determining the liquid limit of soils. This is specially useful to obtain reliable and accurate results of those soil which have low plasticity index. The percentage moisture contents determined when cone with half angle of 15-30 minutes under a total sliding weight of 148 gm penetrates 25mm gives the liquid limit.
Standards: IS 2720 (PART IV) AND BS 1377:2.
Specification: This is for the determination of the sub sieve particle distribution in a soil sample by mechanical analysis. An analysis of this kind expresses quantity the proportions by weight of the various sizes of particles present in the soil. It is recommended as a standard procedure to use dispersion agent to avoid flocculation. The apparatus consists of a sliding panel which moves up and down by means of a screw allowing Anderson pipette fixed to it to be raised or lowered vertically. A sedimentation tube is held by a laboratory clamp provided on the stand below the pipette. The depth of immersion is measured by a scale graduated in mm at the side of the sliding panel. Supplied complete with Anderson pipette 10ml. At the side capacity made from glass, and a sedimentation tube also of glass of 500ml capacity and 50nos. Test form pads.
Accessories & Spares: (on extra cost)
Standards: ASTM D 422 AASHTO T 88, BS 1377-2
Specification: Particle size analysis of soils: Hydrometer method This equipment is used to determine the quantitative size distribution of very fine particle in soils such as clay and silt.
The complete set comprises:
Standards: IS 2720 (PART-VI),BS 1377-2
Specification: Used for grain size analysis of soils where more than 10% of the material will pass through 75 microns B.S. sieve. Manufactured from clear transparent glass having uniform clarity throughout the upper end on which density scale is engraved. The scale range is 0.995 to 1.030 density (gms./cc) at 270C smallest division on the scale is 0.0005.
Note: Hydrometer for other liquids also available.
Standards: ASTM D 2419, AASHTO T 176
Specification: Used to determine the relevant proportions of clay-like or Plastic fines and dust in granular soils & fine aggregate Consists of:
Optional: Stock solution can be supplied at an extra cost
Standards: IS 2720 (PART XIV), ASTM D 4253 & ASTM D 4254
Specification: The equipment consists one each of: Vibratory table, with a cushioned steel vibrating decks about 75cm x 75cm. It has a frequency of approximately 3600 vibratory table, minute under a 11.5kg load. Amplitude is variable in between 0.65mm in step of 0.05 to 0.25mm, 0.25 to 0.45 mm and 0.45 to 0.65mm. Suitable for operations on 415V, Three Phase supply. Cylindrical metal unit weight mould, 3000ml capacity. Guide sleeve with clamp assembly. Surcharges base plate for mould. Handle for surcharge base plate. Surcharge weight. The total weight together with surcharge base plate and handle is equipment to 140 kg. / cm2. For mould. Cylindrical metal unit weight mould 15000 ml. capacity. (Total weight together with the above mould & surcharge weight is equivalent to 140 kg./ cm2) dial gauge 0.01mm x 50mm travel. Extension piece 25mm for dial gauge
Standards:
Specification: It consists of a 50Kn capacity hand operated, hydraulic jack mounted on a suitable frame. Two plungers, one for 4”/100mm dia and the other of 6”/150mm dia moulds are supplied Height of thrust plate is adjustable.
Accessories: Set of plungers adaptors and thrust plates for 38mm, 50mm and 75mm dia specimen.
Note: Motorised model also available
Standards: ASTM D 698 , BS 598:107
Specification: Comprises of a frame designed for screw jack operation, one each of the adaptors for 38mm, 75mm, 100mm, 150mm dia meter specimens and a stand to obtain simultaneously three 38mm diameter samples from one 100mm diameter sample. The adaptor plate which slides along the slotted support can be claimed at any desired position by means of locking nuts. Besides this, the tube or mould can be held in position by raising the tube guides and held in position with locking screws. The lead screw movement can be stopped at any predetermined position by tightening the lead screw collar. Plunger adaptor for 200mm dia samples. Adaptor plate with 200mm dia hole and device to extract b number 38mm dia. Samples.
Standards: IS 2720 (PART XV)
Specification: The standard outfit comprises of the following items. Loading unit, maximum capacity 20kg/cm2. Having a loading yoke connected to a lever arm with a counter balancing adjustment and having a lever ratio of 1:1 the whole assembly being mounted on a sturdy steel frame stand. The loading unit is so designed that it can be used for consolidation cells of different diameters as well as different dia. floating ring type consolidation cells. Fixed ring type Consolidometer (Odeometer) cell assembly for testing 60mm dia x 20mm thick specimen comprising: Fixed ring for specimens 60mm dia x 20mm thick with guide ring. Top and bottom porous stones for 60mm dia specimen. Perforated pressure pad, channeled base with water inlet and gasket Flanged water jacket, water reservoir with plastic tube and pinch cock. Set of weights to give a pressure of 10kg/cm.sq. On 60mm dia specimen, comprising : 7 nos. 0.05 kg/cm2, 5nos. 0.1 kg/cm2, 6nos. 0.5kg/cm2, and 5 nos. 1.0 kg/cm2. Supplied complete as above but without dial gauge.
Accessories: Dial gauge 0.002 mm x 5mm. Extension piece, 40 mm long, consolidation test forms pad of 50 for one dimensional consolidation.
Note: Three Gang Consolidation test apparatus is also available.
Standards: 200mm, 300mm, 450mm Dia.
Specification: Sieve shaker suitable for bench mounting the side to side movement to the carrier which can take upto 7 sieves of 200mm dia. is through a train of gears operated by a hand wheel. A heavy fly wheels ensures smooth operation.
Standards:
Specification: Carries upto 7 sieves of 150 or 200 mm diameter. The shaker is driven by a 1/4 H.P. Motor through a reduction gear immersed in oil. The sieve table does not rotate but is inclined from the vertical axis and the direction on inclination charges progressively in clockwise direction.
If the stop pin below the table is removed, the shaker can have a rotary motion. In addition to this gyratory motion of the table, there is an upward and downward movement ensuring that each square cm of the sieve is utilized. A pair of rods and a holder can be fixed on the top of the upper most sieve, and thus the sieve set in firmly held. Suitable for operation from 230 V 50 Hz, Single phase A.C. supply.
Standards: EN 932-5; ISO 565, 3310-1, 3310-2; ASTM E11, 323; BS 410-1, 410-2
Specification: This Sieve Shaker is fitted with a very efficient clamping device that ensures sieves are held firmly without over-tightening and allows them to be quickly removed and replaced.
Non-corrodible and non-metallic springs makes it a maintenance-free device. The shaker is fitted with a timer which can be preset to any duration up to 60 minutes. This sieve shaker has been specially designed to operate with heavy samples without loss of performance. It is equipped with a dynamic power source which ensures the right vibration is imparted to the sieves and sample for fast, accurate and reproducible tests. The vertical movement is fixed to ensure the sample spends maximum time on the sieve surface. The unique vibratory action also helps keep the apertures clear and free from binding.
Standards: IS 1888 1962, ASTM D 1194, BS 13779
Specification: This is for estimating the bearing capacity of shallow foundations in situ and for the design of flexible pavement. In the test procedure a steel plate is subjected to gradually increasing load and settlements of the plates recorded 50 tonne hydraulic jack with separate pumping
unit fixed to it a 0 - 500KN x 0.5KN. 1No. Pressure gauge and flexible metal pipe 5 mtr. long 1No. Special ball and socket arrangement between the jack and the bearing plate 1 No. Extension rod 12mm dia x 25 cm long for taking dial gauge readings 16 Nos. Magnetic base with female thread on top for holding extension rod 4 Nos. Top end plate, 50mm, dia with male thread for fitting onto the extension rods and positioning the dial gauge plunger 4 Nos. Column 15cm dia x 25cm long with flanges complete with four bolts and nuts 2 Nos. Column 15cm dia x 50cm long with flanges complete with four bolts and nuts 1 No. Bridge support of welded steel angle construction, 5 mtr. Span and stands approximately 30 cm. High. Fitted with two quick release clamps a for positioning and holding the dial bracket 2 Nos.
Accessories:
Note: When plates of size more than 30cm sq, are used, in order to prevent deflection of the edge, a series of smaller plates are advised to be placed concentrically on the bottom plate.
Flexible rubber pipe 1 mtr. length can be supplied for the hydraulic jack in place of metal pipe at extra cost. For site testing load trusses to meet the reaction of loading are available in different capacities as under.
Standards: IS 9669, IS : 2720 (PART XVI)
Specification:
Note: Digital CBR Testing Machine is also available.
Standards: IS 2720 (PART XXXI) 1969.
Specification: Mechanical screw loading jack, 10,000 kg. Capacity with u-bracket and swivel head. Penetration piston, 50mm dia. Threaded at the upper end. Extension rods consisting of 2 lengths 5 cm. g lengths 10cm. 1 length 30 cm., 1 length 50 cm. and 1 length 100 cm. used as spacers between the proving ring and penetration piston. The lengths are machined from steel tubing. Connector set, has eight connectors for coupling the penetration piston and proving ring assembly either directly or through extension pieces. Dial gauge support of seamless pipe constructions. It stands 30 cm high and 45 cm. Wide at the base. Provided with a quick release screw type clamp capable of sliding and locking anywhere along 2 meter length of the bridge. Supplied with annular metal weight 5 kg., 250mm dia with 53 mm dia central hole, slotted metal weight 5 kg., 215mm to 250mm dia with 53 dia slot 2 nos.
Accessories: Dial Gauge 0.01mm x 25mm. High sensitivity proving ring 5000kg capacity with calibration chart and carrying case.
Standards:
Specification: It is designed to determine the swelling pressure developed by soil specimens moulded to desired densities at knows moisture contents when soaked in water. The load applied to restrain the swelling is transferred to a load measuring proving ring through a perforated swell plate and a load transfer bar. The proving ring is attached to the lead screw of hand operated load frame. A soaking tank is provided for saturating the specimen and the base of the mould has channels and radial grooves with connecting holes it consists one each of :
Standards:
Specification: Augers are used to collect disturbed soil samples at reasonal depths for laboratory tests. Augers are available in two types and each in different sizes. Blade type (posthole type) and helical type (screw type). Each auger outfit consists one each of auger head, one meter long rod, tee piece and handle. Depth of excavating can be increased using additional extension rods.
AUGER POSTHOLE TYPE
AUGER SCREW TYPE
Extras: Extension rod 1 meter length with threading at both ends and couplings, set of two spanners and tee piece
Standards: IS 2720, (PART-VII)
Specification: The apparatus consists one each of compaction mould steel, 100 mm I.D. x 127.3mm height x 1000 cc volume, complete with collar and base plate. Compaction Rammer is 2.6 kgs in weight x 310mm controlled fall.
Standards: IS 2720 (PART-VIII)
Specification: Instrument consists one each of compaction mould steel 150 mm I.D. x 127.3mm height volume 2250cc. Complete with collar and base plate. Compaction Rammer is 4.89 kgs. in weight x 450 mm controlled fall.
Note: Instead of steel moulds, gunmetal mould are also available
Standards: BS 1377:4
Specification: Automatic Soil Compactor BS EN Rammer the automatic soil compactors is designed to provide a fully automatic uniform compaction of standard / modified and CBR specimens assuring conformity with the reference standard. Compactor is equipped with programmable digital counter which allows machine to stop at the preset numbers of blows. The height and weight of the rammer is adjustable to suit test requirements. The drop weight is adjustable to 300 mm drop height and is also adjustable to 450 mm drop height. The rammer is circular faced with a 50 mm diameter and is adjustable to 2.5 kg. or 4.5 kg.
An automatic blow pattern ensures effective compaction for each layer of soil and the rammer travels across the mould. The table rotates the mould in equal steps and the number of blows per layer can be set at the beginning of the test by the digital counter. User defined blow number and in-out distribution is also available. A standard proctor / CBR switch, emergency stop and start push buttons are located beside the blow counter. 220 V, 50-60 Hz, 1 Ph
Standards: BS 1377:4
Specification: The instrument consists of a needle attached to a spring loaded plunger, the stem of which is calibrated to read 0 to 40 kg division. Long stem is graduated at every 12.5mm to read depth of penetration and for use with needles of larger areas . The small penetration stem is also graduation in 12.5mm division and is used with needles of smaller areas. Needle points one each of 0.25, 0.5, 1.0, 1.5, 2.0, 3.5 and 6.0 sq cm. And one Tommy pin is supplied. Complete as above in a wooden carrying case.
Standards:
Specification: Rigidly manufactured from aluminum alloy casting to provide a high degree of accuracy with any frame distorsion under load. The load bridge group is supported in high accuracy self-aligning seat balls. The beam provides three loading ratio: 9:1 10:1 11:1 and the beam assembly is fitted with an adjustable counterbalance weight.
Maximum load: 150 kg of slotted weights. The odeometer accepts cells up to 100 cm. sq. Supplied complete with rod holding the weights and coupling block holding the dial gauge or transducer. Supplied 'without': Consolidation cell, Weights, Dial Gauge (or transducer), holding bench which have to be ordered separately.
Standards: IS 2720 (PART XIII)
Specification: The apparatus comprises of the following.
Loading Unit: Supplied with load yoke with direct and lever system for applying load. Normal stress capacity 8 kg/sq. cm. Load is applied either directly or through a counter balanced detachable lever. Provision is made for the load to be applied either through a steel ball recessed in the loading pad or direct through a boss on the pre calibrated loading yoke. The loading unit is provided with V strips and roller strips for frictionless movement of shear box housing.
Shear Box Assembly: Comprising direct shear box in two halves for a square specimen size 60 x 60 x 25mm one pair of plain gripper plates, One pair of perforated gripper plates, one pair of porous stones, one top of loading pad.
Shear Box Housing:Accommodates the direct shear box assembly. Complete with two ball roller strips. Specimen cutter: for cutting 60 x 60 x 25 mm. Specimen form larger samples. Set of weights to give a normal stress of 3kg/sa.cm. Through larger as following:
| To give kg/cm. sq. | Qty. |
|---|---|
| 0.05 | 4 nos. |
| 0.1 | 1 no. |
| 0.2 | 1 no. |
| 0.5 | 3 nos. |
| 1.0 | 1 no. |
Complete set as above but without proving ring. Net weight 140 kg.
Essential Accessories: High sensitivity compression proving ring. Cap 200kg. One consolidation dial gauge 0.01mm x 25mm and one strain dial gauge 0.01mm x 25mm
Optional Extras: Additional set of weights to give a normal stress of 5 kg/cm2. Soil sampler for 60mm x 60mm specimen and test forms pad of 50.
Spares: Porous stone for 60mm x 60mm size sample available in pairs. Unit is electrically operated to give the following 12 rates or strains. 1.25, 0.625, 0.25, 0.125, 0.05, 0.025, 0.01, 0.005, 0.002, 0.001, 0.004 and 0.0002 mm/min. The apparatus is suitable for operation on 230 Volts Single Phase A.C. Supply.
Note: Digital Direct Shear Test is also available.
Standards: IS 2720 (PART X) ASTM T 208
Specification: Comprises a screw operated load frame, cap.5000kg with a gear box and motor drive giving 1.25, 1.5, 2.5mm/min. Rates of strain, a pair of cone seating, adaptor for proving ring, and stain dial gauge bracket. Supplied with one pair of male/female coning tools for 38mm dia samples but without ring and dial gauge. Suitable for operation on 230 V, Single Phase A.C. Supply.
Accessories: Coning tools in pairs (Male & Female) for samples having diameter 38, 50, 75 & 100mm
Note: Digital Unconfined compression Test is also available.
Standards: 1236 A
Specification: Specification: The cell is useful for testing 38mm dia x 76mm high soil specimen. Transparent Perspex chamber with anvil and loading plunger, the cell is easily opened by releasing four nuts of the tie rods. It is leak proof up to 10kg/cm.sq. Fluid pressure. An oil plug which can also be used as an air vent is provided for introducing a thin layer of oil over water. This provides effective sealing at the plunger for long duration tests. The cell is fitted with four sleeve packed valves of no volume change type on the base. These valves are used for cell pressure, pore water pressure, drainage or back pressure. The loading plunger of the cell has dial gauge rest.
Standards: As Per IS 2131, IS 9640
Specification: The sampler is made from a steel tube split length wise & held together by a head fitted with a ball check valve & a hardened steel shoe in size cutting edge of 35 mm dia The sampler is 35 mm i.d. & 50.8mm in outer dia & 508mm long. One adopter to connect 'A' type drill rods is also supplied.
This can be used in drilling operations to increase the footage & improve jab safety consist of three metal pipe legs approximately 5 mtr. long connected by a tie bolt each leg is made up of two parts for ease of transportation complete with one pulley one leg has building ladder Standard Penetration Test is a powerful tool for measuring the penetration resistance of the ground and for relating it to the degree of compactness of cohesionless soil and consistency of cohesive soil. The results can be used for design of foundations. SPT is widely used for measuring the undisturbed strength of the soil and for assessing its resistance to liquefaction due to ground vibrations caused by earthquakes or other dynamic forces. The Standard Penetration Resistance is measured as the number of blows ‘N’ required to drive a split spoon sampler to a depth of 300 mm using a 65 kg weight falling freely through a height of 750 mm.
Spares: Body of split spoon sampler, shoe of split spoon sampler, head of split spoon sampler
Standards:
Specification: Consists of a torque head adjustable in height by means of a lead screw rotated by a drive wheel to enable the vane to be lowered into the specimen. Rotation of the vane is by means of an electrically operated rate of rotating is 1/60 R.P.M. Suitable for operation on 230 V A.C. Single Phase which operates a worm gear arrangement turning the upper end of a calibration torsion spring, vane dia, rod dia, vane size & vane height are as per IS specifications. The vane shaft is attached through the hollow upper shaft to a resettable pointer, which indicates the angle indicates the angle of torque on a dial graduated in degree the dial reading multiplied by spring factor gives the torque a container for soil sample is also supplied & a sampling tube of 38mm. i.d. & 150mm long can also be used as container . Supplied with set of four springs, one each of approx. 2 kgs/cm2, 4kgs/cm2, 6 kgs/cm2 & 8kgs/cm2 complete as above in a wooden carrying case.
Standards: IS 4434-1967
Specification: The apparatus is designed for conducting in situ vane shear test from bottom of a bore hole in saturated cohesive deposits for determining their in place shearing resistance. The equipment consists of a torque applicator assembly mounted on a base, a gear wheel, which is marked in degrees, holds a torque ring and is geared to a crank, the torque ring is a split ring & deforms as torque is applied & the deformation is indicated by a dial gauge. A calibration chart to convert dial gauge readings to torque force in kgs/cm2 is supplied. A pointer is provided.
For registering the rotations of the vane, a detachable stand is provided to anchor the instrument an attachment to securely hold the string of rods is provided the equipments comprises of the following:
Torque applicator assembly capacity 2000kg/cm2 with split proving ring & dial gauge 0.002 x 5mm complete with stand.
| Vane ( with vane rod ) 37.5mm dia x 75mm high | 1 no. |
| Vane ( with vane rod ) 50.0mm dia x 100mm high | 1 no. |
| Torque rod ( square cross section) 0.6mts long | 1 no. |
| Rods quick couplind type, 1 mtr. long | 1 no. |
| Rods quick coupling type, 1 ½ mtr. long | 1 no. |
| Dummy rod, corresponding to 37.5mm dia vane | 1 no. |
| Dummy rod , corresponding to 50.0mm dia vane | 1 no. |
Standards:
Specification: To make process of sieving simpler and quicker, Rotap sieve shaker is useful , this produces circular shaking of the sieves. At the same time the sieves are tapped. The mechanism for imparting circular action and topping is oil immersed in a tank and in motorized. The shaker can accommodate upto 7 nos. Sieves of dia 150mm or 200mm. Suitable operation of 230 V A.C. Single Phase.
Standards: IS 2720 (PART XXIX) 1966 & BS 1377-9
Specification: This is used for determination of in situ dry density of natural or compacted fine grained soil, free from aggregates. A cylindrical cutter is used to extract a sample of the soil with the help of a dolly and rammer. From the weight, density and the moisture, and dry density of the soil is ready calculated .
It consists one each of: cylindrical core cutter mode of steel, 127.3mm. Long and 100mm internal diameter. Steel dolly, 25mm high with a lip to enable it to be located on top of the core cutter, rammer with detachable steel rod. Spare, Optional Extra and Accessories:
Standards: BS 812
Specification: Comprises a 1 kg. glass jar with brass cone. Locking ring and rubber seal.
Spare: Rubber seal
Standards: BS 1377-2, ASTM D 854
Specification: For determining the particle density (Specific Gravity) of sand, fine aggregate & filler.
Capacity: 25ml, 50ml, 100ml, 250ml, 500ml & 1000ml
Standards: 1377-2
Specification: This method applies for soil containing upto 10% of particles retained on 37.5 mm sieve. The equipment is used to rotate two gas jars at approx. 50 R.P.M..Glass Jar is 1 litre in capacity with rubber bung.
Capacity: 25kgf to 100kgf (1KN) 200kgf (2KN) 250kgf (2.5KN) 1000kgf (10KN) 2000kgf (20KN) 2500kgf (25KN) 3000kgf (30KN) 5000kgf (50KN) 100KN (10Tons) 200KN (20Tons) 500KN (50Tons) 1000KN (100Tons) 2000KN (200Tons), 3000KN (300 Tons)
Specification: The Proving Rings are made of special steel, carefully forged to provide high and stable accuracy, dependability and repeatability. The dial gauge and anvil are mounted on U-brackets clamped to the ring body by set screws.
Standards: IS 460 (PART I)
Specification: A sieve, or sifter, is a device for separating wanted elements from unwanted material or for characterizing the particle size distribution of a sample. This is called a sieve analysis (or gradation test) the particle size distribution of a granular material.
Wide range of high quality testing sieves which are used in all types of sieve testing applications, from sampling and classification of soils, aggregates and other powdered and granular materials. Utest testing sieves are of the highest quality to ensure consistent fit, accurate specifications and durable construction. Woven wire cloth and perforated plate sieves are supplied in 200 mm and 300 mm frame diameters in various nominal aperture sizes suitable for several applications and standards.
Wet washing sieves are used for wet testing of various materials enabling to wash the fines through the sieve without losing any of the sample. Available in 200 mm diameter with 100 mm and 200 mm deep models. They are made with only the highest quality materials and are available in diameter sizes of 100, 200, 300 and 450 mm or in 4, 8, 12 or 18 inches. They can be supplied with aperture sizes ranging from 125 mm down to 20 microns in full or half height versions. Woven wire mesh sieves are available in frame materials of either brass or galverized steel
Sizes Available (in mm): 125, 106, 100, 90, 80, 75, 63, 53, 50, 45, 40, 37.5, 31.5, 26.5, 25, 22.4, 20, 19,16,14, 13.2, 12.5, 11.2, 10, 9.5, 8, 6.7, 6.3, 5.6, 4.75,4.0, 3.35, 2.36, 1.18, 1.00. Lid and receiver
Standards: IS 2720 (PART V), BS 1377-2 , ASTM D 4318
Specification: same as hand operated liquid limit but fitted with a motor geared down to give approximately 120 rpm. Suitable for operation on 230 V A.C., Single Phase, 50 Cycles.
Spares: Casagrande grooving tool. ASTM grooving tool, height block, 1cm high.
Soil Testing Lab equipments are quite necessary to be used in the process of cultivation of crops.