The pocket penetrometer is designed as a lightweight instrument for use by field personnel to check visual classification of soils. The standard penetrometer is sturdily constructed, with alight alloy base table with levelling screws, plated vertical rod and a micrometric vertical adjustment device. The scala penetrometer or hand cone penetrometer is used to determine the penetration resistance of a soil. Dayal the dynamic cone resistance profile obtained from the free fall penetration test fig. Van huyssteen viticultural and oenlllogical research institute, private bag x5026, 7600 stellenbosch, republic of south africa. A pocket penetrometer is a primative instrument that is. Penetrograph, standard set for measurements to a depth of 80 cm. The hand penetrometer for top layers is a device that is used to determine the penetration. Apr 11, 2014 instruction video on how to use the eijkelkamp penetrometer. Pnr 12 automatically measures the resistance a material provides to being pierced by a specifically shaped test body. Because of the limited overall length of the device, the hand penetrometer can also be used for horizontal measurement, for instance in the walls of profile pits. The penetrologger is a versatile instrument for in situ measurement of the resistance to penetration of the soil. Penetrometer resistance, an important mechanical property used as an indicator of soil compaction 33, increased with decreasing grass cover from an average of 11. The pocket penetrometer is now required by osha on most excavation jobs and its use is mandated in the osha manual titled construction standards for excavation.
The penetrometer is used for consistency and plasticity determination of pasty, creamy, semisolid or highly viscous. An optional adapter foot attachment increases the piston diameter from 0. Static cone penetrometer ams hand tooling accessories. Dec 21, 2009 the hand penetrometer is used to determine the approximate unconfined strength of cohesive soils. Compressive load in tons per square foot or kg per square cm is indicated by reading scale on piston barrel. The ams pocket penetrometer provides accurate measurements of the compressive soil strength. Verifies whether excavation side walls require shoring, based on osha cohesive soils classifications. Most penetrometers available today contain units of tonsft 2 or kgcm 2, and the compressive strength is read directly from the gauge. Instruction video on how to use the eijkelkamp penetrometer. Soil penetrometer, pocket type for use by field personnel to check visual classification of soils. H4195 man 0414 product manual pdf related items humboldt, economy sieve shaker.
Eijkelkamp penetrologger kit ams hand tooling accessories. Complete set with penetrologger, cones, sounding rods, depth reference plate, battery charger, penetrologger cable, software penetroviewer, tools and carrying case. Handheld electronic cone penetrometers for measuring soil. In the hitech world we live in, punters expect every skerrick of information to be placed before them, in their quest to spot an elusive winner. Sturdy cast iron bases provide excellent support and have leveling screws to ensure proper alignment. Fruit penetrometer, gy2 fruit penetrometer sclero this is an instrument used for rapidly measuring indepth resistance to penetration in terms of california bearing ratio cbr. The pocket penetrometer, or hand penetrometer can be used to make quick estimates of unconfined compressive strength of cohesive soils, especially in field applications. Because of internal friction the pointer may sometimes not return to zero. With safe practices, the extraction of a dcp without.
Springoperated penetrometer is used to measure compressive strength of soil by pushing a ground and polished 14 diameter loading piston into soil to a depth of. Dynamic cone penetrometer can be abbreviated to the letters. This instrument is used to estimate approximate unconfined compressive strength and the estimation to shear strength of soil cohesive soils can also be classified in terms of consistency using this penetrometer. The author wishes to express his thanks and appreciation to miss a. Handheld cpt penetrometer eng gouda geoequipment bv. Looking for humboldt dynamic cone penetrometer test set 5dpk0.
Pocket penetrometer, used to determine consistency and approximate unconfined compressive strength of soils. Eijkelkamp handpushed digital penetrometer in controlled soil bin. Please click on the link download a free zipfile 36. Aug 18, 2019 hand penetrometer eijkelkamp pdf e email protected the hand penetrometer for top layers is an instrument for the cone is now pushed, with one hand only, at right angles into the soil. Diagnosing soil compaction using a penetrometer soil. Looking for humboldt pocket soil penetrometer, 0 to 4. The pocket penetrometer is specifically used to determine the penetration resistance of top layers measuring depth 5 mm and of samples in the field or in the. The title and scope are in draft form and are under. Penetrometer article about penetrometer by the free dictionary. Lightweight direct reading penetrometer gives instant information for classification of cohesive soils on site or in the lab. As you push the penetrometer into the soil, record the depth at which the 300 psi level is exceeded, using the gradients on the penetrometer rod. The harder the test material, the more pointed and needlelike the test body should be. Penetrologger with gps, standard set eijkelkamp usa over.
Humboldt dynamic cone penetrometer test set 5dpk05dpk0. Penetrometer article about penetrometer by the free. This penetrometer is designed to give you calibrated compaction scale. Currently there is no standard on how to use a pocket pentrometer or evaluation of the data. A survey stake may be used to mark each blow during test. Pdf recognition of the importance of soil compaction is increasing, but. Pdf economical handpushed digital cone penetrometer. Penetrologger with gps, standard set for measurement to a depth of 80 cm. Nov 01, 20 the pocket penetrometer measures the compressive strength of the soil. An electronically hand pushed soil penetrometer with a penetrometer was compared with a commercial eijkelkamp hand pushed digital penetrometer in a.
This standard will be used by field and laboratory personnel to describe the soil characteristics without intense effort and time. Handheld cpt penetrometer the handpushed cpt penetrometer is a portable and handy tool for simple, quick and accurate assessment of soil conditions for various purposes. Handheld cpt penetrometer the hand pushed cpt penetrometer is a portable and handy tool for simple, quick and accurate. The scala is manufactured in accordance with nzs 4402 test 6. Pocket penetrometer field measurement equipment eijkelkamp. Hand penetrometer eijkelkamp is used for geotechnical soil research and trafficability or load bearing capacity research. The lang penetrometer will show exact compaction from one area to another with complete accuracy and reproducibility. Penetrometer definition, a device for measuring the penetrating power of xray or other radiations. It can be used to verify whether excavation side walls require shoring, based on osha cohesive soils classifications. Hand penetrometer eijkelkamp, minimal design, for measurements to a depth of 1 m.
Stainless steel heavy duty construction of the pocket penetrometer ensures a long, corrosionfree service life. An electronically handpushed soil penetrometer with a penetrometer was compared with a commercial eijkelkamp handpushed digital penetrometer in a. The hm320 manual universal penetrometer is ruggedly constructed for accurate, sensitive measurements. An electronic penetrometer with a builtin datalogger for storage and processing of a great number of measuring data 1500 measurements. Both sets contain various cones, probing and extension rods, a measuring instrument with a pressure gauge, tool set, a cone check, a calibration certificate and an instruction manual. Interpretation and use of penetrometer data to describe soil. This is an instrument used for rapidly measuring indepth resistance to penetration in terms of california bearing ratio cbr. Details of weather and environmental conditions during test. Stainless steel heavy duty construction of the pocket penetrometer ensures a long, corrosion free service life. Pdf a dynamic cone penetrometer for measuring soil penetration. It indicates consistency, shear strength, and approximate unconfined shear strength. Microprocessorbased penetrometer tests the consistency of lubricating gases, petroleum waxes, bitumens, pastes, creams, and other solid to semisolid productsan important tool in diagnosing soil compaction, a penetrometer is also useful for consistency tests on a wide range of materials. The penetrometer rod should be driven in the soil at a rate of approximately 1 inch per second. It is a spring operated device used to measure compressive strength by pushing a 0.
The penetrometer a device used to accurately assess a track rating has had both its admirers and its critics over time. Handheld cpt penetrometer the handpushed cpt penetrometer is a. Handpenetrometer for top layers, type ib eijkelkamp. Mtdc initially investigated the use of handheld electronic cone penetrometers to evaluate how well contractors were compacting the soil around bareroot seedlings planted in holes drilled by augers at the boise typical uses of handheld penetrometers national forest in idaho. The aluminum base has a machined, grooved table with leveling screws and rubber inserts to protect tips of needles and cones. Hand penetrometer eijkelkamp is used for geotechnical soil research and. The calibrated steel spring is plated for rust resistance. Humboldts pocket penetrometers for soil is used by field personnel to check visual classification of soils. Proctor penetrometer 33t0165 proctor penetrometer, 33t0165 general description used for establishing the moisture contentpenetration resistance relationship of finegrained soils. This 614in unit is springoperated, and it is measures.
Proctor penetrometer, soil testing equipment, controls. Hand penetrometer eijkelkamp field measurement equipment. The resistance to penetration is a means of determining the ground loadbearing capacity, and. How to determine soil compressive strength with a pocket. This penetrometer is in very good condition and has been stored in a smoke free household in delivered anywhere in uk. Complete set with penetrologger, cones, sounding rods, depth. En isots 178926, 1789212 a cone penetrometer is used to determine the moisture content at which clay soils pass from a plastic to a liquid state, and used also for the determination of undrained shear strength. Interpretation and use of penetrometer data to describe. Interpretation and use of penetrometer data to describe soil compaction in vineyards. The pocket penetrometer measures the compressive strength of the soil. If you need to print pages from this book, we recommend downloading it as a pdf. Ams pocket penetrometer soil compressive strength tester. This paper describes and evaluates a new solidstate recording handheld cone penetrometer developed for insitu soil studies.
The penetrologger has been especially developed to measure the resistance to penetration of the soil and to save the measuring results to digitally process. Sa hand penetrometer eijkelkamp, set to a depth of 1 meter both sets can be used for probing to a dept of between 1 and 3 meter. The slider is manufactured from brass with free fall. Penetrometers are used to determine the resistance to penetration bearing capacity of a soil. The hand penetrometer is used to determine the approximate unconfined strength of cohesive soils. Wk27337 new test method for pocket penetrometer test. Penetrometer definition of penetrometer by the free. Use the lang penetrometer frequently on putting greens, tees, fairways and other athletic areas to determine when to aerify or irrigate to soften the soil. Penetrometer resistance was measured in situ using a hand driven penetrometer with a 2mmdiameter relieved conical 30 degrees tip, both at 24 h after irrigation approximately 10 kpa soilwater suction and again when the soil at 2080 mm depth was air dry after prolonged drying in autumn when irrigation was stopped after fruit harvest. More information pocket penetrometer pocket penetrometer. A device for measuring the penetrating power of radiation, especially xrays.
Soil pocket penetrometer stainless steel, lightweight. This paper describes and evaluates a new solidstate recording hand held cone penetrometer developed for insitu soil studies. Penetrologger with gps, standard set eijkelkamp usa. The handpushed cpt penetrometer is a portable and handy tool for simple, quick and accurate assessment of soil conditions for various purposes.
Force is measured by a straingauged transducer, and depth by an. Procedure refer to astm d 6951 section six 6 for operation of dcp. The penetrometer explained in the hitech world we live in, punters expect every skerrick of information to be placed before them, in their quest to spot an elusive winner. Pdf the cone penetrometer is widely used in tillage and offroad mobility researches as an indicator of soil strength and density characteristics find. Standard penetrometer soil and geotechnical impact. Penetrometer resistance was measured in situ using a handdriven penetrometer with a 2mmdiameter relieved conical 30 degrees tip, both at 24 h after irrigation approximately 10 kpa soilwater suction and again when the soil at 2080 mm depth was air dry after prolonged drying in autumn when irrigation was stopped after fruit harvest. Use is required by osha for trenching and excavation inspection. The penetrometer is used for consistency and plasticity determination of pasty, creamy, semisolid or highly viscous samples. Static cone penetrometer geotechnical sampling and testing. Penetrologger field measurement equipment eijkelkamp.
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