It is used by mndot and mnroad to conduct pavement research because it is. The procedures used are intended for users who already have a throrough understanding of dcp analysis and are capable of deciding which method of analysis is most appropriate for individual situations. In australia in 1956, scala developed a dynamic cone penetrometer dcp, based on an older swiss original, to evaluate the shear strength of the material in a pavement 2. Uk dcp is a software tool that can be used to analyse and interpret data collected using a dynamic cone penetrometer dcp. Dcp dynamic cone penetrometer data collection software allows you to collect, store and upload to the cloud all data gathered onsite test. The dynamic cone penetration test dcpt is a widelyused and very simple test for soil compactness and loadbearing capacity. Penetrometers are used to determine the density and compaction of soil and other materials. The dynamic cone penetrometer dcp is used to determine underlying soil strength by measuring the soil penetration of the device into the soil after every blow. The device has been used extensively in the southeastern region of the usa and calibrated with standard spt results.
It was initially developed in the 1950s at the dutch laboratory for soil mechanics in delft to investigate soft soils. Home soilfield penetrometer, dynamic cone dynamic cone penetrometers, singlemass dcps. Insitu testing, dynamic cone penetrometer, allowable bearing pressure estimation, economic testing. Feb 04, 2015 dcp dynamic cone penetrometer data collection software allows you to collect, store and upload to the cloud all data gathered onsite test. The penetration of higherstrength soils is assisted using the exclusive dualmass hammer assembly. Are you interested in a career in engineering, construction management, or related fields. The panda instrumented dynamic cone penetrometer dcp is supplied with 10 rods, each 50 cm long. Instrumented dynamic cone penetrometer dcp principles of. In this test, data is typically collected at every 20 to 30 mm depth interval, and therefore, the results of cpt test is a large digital dataset. Trl can undertake dcp testing in soft verges, in soft central reservation, at the base of cores or at the bottom of trial pits to the requirements of design manual for roads. Ams hand tooling geotechnical sampling and testing.
Record the initial reading on the dynamic cone penetrometer scale. Francisco arriaga, university of wisconsinmadison, soil science department. The dynamic cone penetrometer dcp is a wellestablished, nondestructive testing device that has been used in africa and other regions of the world since. Click the link at the bottom of the page to download this software for free. Dynamic cone penetrometers dcp, single or dual mass. The procedures used are intended for users who already have a throrough understanding of dcp analysis and are capable of deciding which method of. They can readily be used for depths up to 30 and up to 6 with optional drive rods and extensions. In this post, well describe the test and the instruments involved, and give basic instructions in how to perform it. Dynamic cone penetrometers dcp provide quick field determinations of soil shear strengths at depths up to 6ft 1. The dynamic cone penetrometer dcp technology for road pavements originated in the early 1970s at the transvaal provincial administration, roads branch. The users manual provides tables with relationships between penetration per blow, cbr value and psf. This paper briefly introduces the dcp and then describes various features of the uk dcp software. Uk dcp is a software tool that can be used to analyse and interpret data collected using a dynamic cone penetrometer. Operation of the dynamic cone penetrometer duration.
Cone penetration test cptu processing software novocpt novocpt is a powerful, userfriendly geotechnical software for processing and interpretation of cone penetration test data. Ams dynamic cone penetrometer by arts manufacturing and supply, inc. It was developed for the rapid measurement of the in situ strength of existing flexible pavements constructed with unbound materials. The dynamic cone penetrometer dcp is an instrument designed to provide a measure of the insitu strength of finegrained and granular subgrades, granular base and subbase materials, and weakly cemented materials. Using a penetrometer to detect soil compaction youtube. Introducing our 3rd generation sapper automatic dcp. Trl can undertake dcp testing in soft verges, in soft central reservation, at the base of cores or at the bottom of trial pits to the requirements of design manual for roads and bridges cs 229 data. Cone penetration test cptu processing software novo. The dynamic cone penetrometer dcp technology for road pavements originated in the early 1970s at the transvaal provincial administration, roads branch see plate 1. Pavement dynamic cone penetrometer dcp shallow pavement. H4202a dynamic cone penetrometer for shallow insitu tests. The dpc penetrometer results can be compared and interpreted with cbr california bearing ratio as per sperimental kleyn.
The dynamic cone penetrometer a typical dynamic cone penetrometer dcp consists of two steel shafts. The use and interpretation of the dynamic cone penetrometer dcp test p paigegreen and l du plessis csir built environment pretoria. Findings from project r7783 are feeding into the latest version of the trl dcp software, uk dcp 2. Pcase software is considered public information and is therefore free to all users.
Soil is non plastic in nature with liquid limit ranging between 16. It is also used to monitor the condition of granular layers and subgrade soils in pavement sections over time. Technology transfer and project implementation information. Dynamic cone penetrometer geotechnical sampling and. Variable energy means the operator can change the force applied so more data points can. The most widely accepted, portable method for evaluating strength and density of soil, in situ. Australian road research 4 december 1983 pp 285294. Van vuuren, rapid determination of cbr with the portable dynamic cone penetrometer. Can one use the dynamic cone penetrometer to predict the. The test is performed by driving a metal cone into the ground by repeated striking it with a 17. Dynamic cone penetrometer t ests and analysis technical information note 1. The software is still under development, but a fully functional version is available for.
The development of uk dcp software has been based upon the responses. Kse is a unique organization that not only manufactures and distributes testing equipment for highway and airfield construction but also provides. Dynamic cone penetration test american geoservices. It is used by mndot and mnroad to conduct pavement research because it is easy to transport and inexpensive to operate.
Light weight highly portable device with one person operation. Uk dynamic cone penetrometer dcp software version 3. Software informer software tool that can be used to. Humboldt dynamic cone penetrometer test set 5dpk05dpk0. The dynamic cone penetration test shows features of both the cpt and the spt. The dynamic cone penetrometer, or dcp, is one of the most efficient and effective tools available for evaluating the strength of soils on site. The shape of the dynamic cone is similar to that of the penetrometer used in the cpt. Uk dcp download software tool that can be used to analyse and. Cbr value estimation using dynamic cone penetrometer.
Transportation road research laboratory, operating instructions for the ttrl dynamic cone penetrometer. Dynamic cone penetrometer dcp suitable for soil investigation, ground investigation, site investigation, site characterisation and compaction control. The resistance of the cone, as it is pushed in the ground, is measured, and recorded in the memory of the cone penetrometer as cone index values kg. The dcp is an instrument designed for the rapid insitu measurement of the structural properties of existing road pavements constructed with unbound materials. The procedures used are intended for users who already have a throrough understanding of dcp analysis and are capable of deciding which method of analysis is most. The dpc penetrometer results can be compared and interpreted with cbr california bearing ratio as. Kse testing equipment kse, a kessler soils engineering products, inc. Dec 11, 2015 learn the basics of using a penetrometer to detect soil compaction. The dynamic cone penetrometer dcp illustrated in figure 1a, uses a 15 lb steel mass falling 20 in. Introduction the dynamic cone penetrometer dcp is an instrument which can be used for the rapid measurement of the in situ strength of existing flexible pavements constructed with.
The cone penetration or cone penetrometer test cpt is a method used to determine the geotechnical engineering properties of soils and delineating soil stratigraphy. To get a clear understanding of the calculation, an example is also given at the end of the procedure. Dynamic cone penetrometers dcp provides quick field determinations of soil shear strengths at depths up to 6ft 1. The shape of the dynamic cone is similar to that of the penetrometer used in. Pavement design using empirical or layered elastic methodology for. It provides for observing the data collection and cbr chart real time as the test is.
Variable energy means the operator can change the force applied so more data points can be taken in weak materials. The smartdcp makes collecting soil data with your dynamic cone penetrometer much easier by automatically counting blows and eliminating the need for tape, pencils, paper and at times a second operator. Originally developed by george sowers and used extensively to evaluate foundations. We completely redesigned the mechanical and electrical system as well as written new software that allows the customer to operate the device from their laptop or tablet. Standard test foundation investigation procedures manual. Jan 01, 2006 uk dcp is a software tool for analysing and interpreting data collected from the dynamic cone penetrometer. The dcpdynamic cone penetrometer is primarily used to determine in place soil shear strength in road construction. The dynamic cone penetration test for soil resistance udemy. Dynamic cone penetrometer testing for road design investigations. Since then, dcp data interpretation has improved tremendously owing to the full scale structural evaluation of pavements with the heavy vehicle simulator hvs technology.
The dcp features a heat treated cone and zinc plated components. Developed by the army corps of engineers, dynamic cone penetrometers dcps provide a lowcost, efficient test method for quickly determining insitu cbr values of pavement base, subbase and subgrades. This portable hand operated equipment is designed to obtain a direct and rapid insitu evaluation of the structural strength of road pavement layers constructed with unbound materials. This software tool can be used to analyse and interpret data collected using a dynamic cone penetrometer dcp. Potential applications of dynamic and static cone penetrometers in mdot pavement design and construction final report by farshad amini department of civil engineering jackson state university in cooperation with the mississippi department of transportation and the u. Improvements to the windcp software for pavement design of low volume roads final development report page 3 abstract this final report describes the deliverables of phase i of the project for improving the existing dynamic cone penetrometer dcp windcp software for the purpose of use on low volume roads lvrs. Improvements to the windcp software for pavement design. Dynamic cone penetrometer the trl dynamic cone penetrometer dcp test is a quick and effective method of estimating the strength and thickness of unbound pavement layers. Software has recently been produced to analyse the data which is produced during a dcp test.
This software is not intended to replace normal engineering judgement. This is accomplished by pushing a rod with attached cone asae standard cone into the ground. Dynamic cone penetrometer dcp which is used to determine the strength of subgrade and base layers. Continuous measurements can be made down to a depth of 800 mm, or when an extension is fitted, to a depth of 1200 mm. Introduction the dynamic cone penetrometer dcp is an instrument which can be used for the rapid measurement of the in situ strength of existing flexible pavements constructed with unbound materials. The dgd tool supports the calculation of dcp tests according as 1289. It is performed by dropping a hammer from a certain fall height and measuring a penetration depth per blow for each tested depth. H4218d deluxe, dual mass dynamic cone penetrometer, includes. Sf20 dynamic cone penetrometer with dualmass hammer is effective in soils with cbr values from 0. Measurement of road pavement strength by dynamic cone penetrometer. Instrumented dynamic cone penetrometer dcp principles. The dcp and its uses are fully illustrated and described in this user guide to the dynamic cone penetrometer. The trl dynamic cone penetrometer dcp test is a quick and effective method of estimating the strength and thickness of unbound pavement layers.
Department of transportation federal highway administration. Dynamic cone penetrometer dcp one stop testing ltd. It also provides vastly improved accuracy and ease of collecting and transferring data from the field to the office. Based on this history it has also been called the dutch cone test. This accurate and portable field equipment measures soil properties that can be related to cbr or resilient modulus laboratory values. Learn how vertek cpt has become the world leader in advanced insitu soil testing apparatus. The dynamic cone penetration test provides a measure of a materials insitu resistance to penetration. Looking for humboldt dynamic cone penetrometer test set 5dpk0. The dynamic cone penetrometer dcp test was developed by transport and road research laboratory trrl, england. The dynamic cone penetration test for soil resistance.
Dynamic cone penetrometer test set with sleeved drive hammer. Sapper automatic dcp dynamic cone penetrometer kse testing. Cone penetration test cptu processing software novo tech. Panda instrumented dynamic cone penetrometer gives immediate rich graphical data output and analysis of tip resistance, qd, for onsite decisions with no manual data recording, all gps located. Cone penetration test cptu processing software novocpt. Original design by united states army corps of engineers meets. Dynamic cone penetration test dcpt for subgrade assessment introduction insitu penetration tests have been widely used in geotechnical and foundation engineering for site. The original dynamic cone penetrometer dcp was developed in 1959 by the late professor george f. Dynamic cone penetrometers, singlemass dcps h4202a dynamic cone penetrometer for shallow insitu tests originally developed by george sowers and used extensively to.
Dcp analysis and design of low volume roads by new. Dynamic cone penetrometer dcp trl transport research laboratory, uk. The depth of the cone below soil surface is also measured mm and recorded in memory. Low volume roads dcp software research for community. Cbr value estimation using dynamic cone penetrometer 261 it can be observed from the results that soil is almost uniform for all the 8 locations with sand content varying from 63. Feb 21, 2020 uk dcp is a software tool that can be used to analyse and interpret data collected using a dynamic cone penetrometer dcp. Dcp software for analysis and interpretation of data. New software that runs on a laptop or tablet and supports touch screen interfaces.
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