Scxt3000 cross hole sonic logging system jf testing services. Pdis crosshole analyzer champq is ideal for testing four probes six. Caliper logging drilled shafts applied foundation testing. Webinar on pile integrity testing, cross hole sonic logging. We offer both sonic pulse echo and transient dynamic response methods. It is gaining wide acceptance in north america and overseas as an alternative to expensive and timeconsuming static loading tests. The csl method is considered to be more accurate than sonic echo testing in. Dynamic load testing with the aid of pile dynamic analyzer pda is a fast and reliable way to evaluate the bearing capacity of the pile. Static pile load testing axial, tension, lateral or cyclic dynamic pile load testing pile instrumentation and monitoring low strain sonic echo integrity assessments ultrasonic crosshole logging integrity assessments thermal integrity profiling noise, dust and vibration monitoring whole site monitoring. Easytoinstall sonic tube system for csl sonitec is a tube solution invented to facilitate the integrity testing of foundations using the csl testing method. Crosshole sonic logging csl is a method to verify the structural integrity of drilled shafts and other concrete piles.
Pdi, is the largest manufacturer of industrystandard, high quality deep foundation testing solutions, worldwide. All of these tests are nondestructive and follow astm or state mandated testing procedures. The procedure for this test is also explained in astm standard d494500. Pile driving software that simulates pile driving prior to actual pile installation. Sonic logging tubes in pile cages as part of the construction of the 1200 contiguous pile wall for the blomfield box intensifies, integrity testing has to be carried out. Experiences with crosshole sonic logging and concrete coring for verification of drilled shaft integrity, adsc geo. The program replaces an older tomography program, with significant advantages. Due to the piles being constructed under bentonite support fluid sonic logging is the method of choice.
The pda is a diagnostic tool for evaluating foundation pile systems and is the most widely used system for dynamic pile testing in the world. Crosshole sonic logging integrity testing for the new cooper. We take credit for popularizing techniques like high strain dynamic pile testing pda, capwap, low strain integrity testing, cross hole sonic logging in the country. Construction quality assurancequality control technical conference, dallas nov 2005. Scxt3000 is a selfcontained sonic logging system, suitable for testing concrete piles, barrettes and other mass concrete structures. This method provides little indication of concrete soundness outside the cage. Crosshole sonic logging evaluates the integrity of the concrete of drilled shafts and other bored or castinplace deep foundations. For more information on 3d tomographic software, visit. Our testing services include pile integrity testing pit. Sonic integrity testing sit of concrete piles pile quality is often determined by performing a low strain integrity test directly after pile driving or within days after installation of castinsitu piles. Typically ssl is used for pile diameters upto 600mm by installing a 38mm50mm steel pipe inside the steel cage before concrete is cast. Crosshole sonic logging and lowstrain impact echo integrity testing were both speci.
We use the windowsbased tomo1 software and slicer dicer software for users of an olson instruments crosshole sonic logging system. Tecolite pile integrity tester james fisher testing services. The rsmsy7 performs crosshole and single hole sonic logging, which evaluates the quality of the concrete of deep foundations. Crosshole tomography analyses can be done to better characterize the shape of an anomaly identified in crosshol e sonic logging between a tested tube pair. Pile testing, pile integrity testing, dynamic pile. Deep foundation analysis for drilled shaft foundations cidh. Drilled shafts are prepared for integrity testing by csl during their construction by. Crosshole sonic logging csl, also known as cross sonic logging or the sonic logging test is the most accurate and reliable technique for assessing the integrity. We use the latest site testing equipment and analysis software to provide a fast, efficient and cost effective services. Since concrete strength is related to wave speed, this analysis is useful in cases where chaw analysis reveals a defect but does not give a precise idea of its extent.
Crosshole sonic logging is a method to verify the structural integrity of drilled shafts and other concrete piles. Single hole sonic logging is mostly used for smaller diameter piles where using csl testing is difficult as multiple tubes cannot be installed inside such piles. Csl cross sonic logging method allows to determine the structural integrity and homogeneity of concrete within diaphragm walls, bored piles, drilled shafts, barrettes, concrete piles or. Aug 31, 2016 crosshole sonic logging is a method to verify the structural integrity of drilled shafts and other concrete piles. Cross hole sonic logging foundation test group consulting. Crosshole sonic logging csl was selected as the primary testing method to evaluate drilled shaft integrity.
The profound sitseries meets the constructions industrys demand for professional sonic integrity testing of concrete piles. Since concrete strength is related to wave speed, this analysis is useful in cases where chaw analysis reveals a defect but does not give a. Chum crosshole ultrasonic monitor chum supports the crosshole sonic logging csl, crosshole sonic logging, sonic logging or sonic coring method for high resolution testing of piles of any diameter and size. Established in 1972, pdi continues to innovate, develop, manufacture and supply stateoftheart qaqc testing and monitoring products and software. The csl method is considered to be more accurate than sonic echo testing in the. In addition, ndt professionals are involved in numerous continuing education and publishing opportunities throughout the year. Sample specification for crosshole sonic logging csl.
Crosshole sonic logging can be carried out on piles scheduled for traditional static loading by topdown load application or bidirectional testing using ocell technology. Pile quality is often determined by performing a low strain integrity test directly after pile driving or within days after installation of castinsitu piles. Sonic integrity testing is a widely used method for testing the quality of concrete piles in a nondestructive way before they are incorporated in the final foundation plan. Sonic integrity testing sit of concrete piles avantech. Grimtech team developed the us testcrete system based on experience gained from many years of service and hundreds of projects. Once csl testing is complete and data is processed, the transition from. Ndt consulting services our unique combination of advance equipment technology and pile testing expertise help us to be more effective in serving our customers.
Pdi, will present a threeday webinar on integrity testing of concrete foundations by low strain dynamic testing, cross hole sonic logging csl and basic principles of thermal integrity profiling tip. Limited csl testing was performed prior to ct testing by olson engineering to confirm the anomalies previously discovered. Pile dynamics has released the new pditomo software for analysis of crosshole. The sonic logging technique, also known as cross hole ultrasonic method chum is used to determine the defect in cast insitu piles, caisson, barrettes and diaphragm walls. Grl performs crosshole sonic logging in general accordance with the latest version of astm d6760 standard test method for integrity testing of concrete deep foundations by ultrasonic crosshole testing. Pile test performs pile load tests, as well as construction designing works. Comparing crosshole sonic logging and lowstrain integrity. Hole ultra sonic monitor uses the crosshole sonic logging csl method to perform.
Alternative methods of seeing into completed piles are also available such as dynamic testing and thermal integrity profiling tip testing, however, each have their own limitations. Cross hole sonic logging test in pile,csl test youtube. Crosshole sonic logging csl is the most accurate and reliable technique for. Established in 1972, pdi continues to innovate, develop, manufacture and supply stateoftheart qaqc testing and monitoring products and software for the deep foundations industry. The tecolite system uses a rugged pda to receive and analyse data, with a wireless bluetooth transducer. Cross hole sonic logging this stateoftheart testing method uses the sonic wave propagation theory to check the material quality and integrity of newly placed drilled shafts, seal footings and slurry or diaphragm walls, and other structures.
Crosshole sonic logging csl is the most accurate and reliable technique for assessing the integrity of deep foundation elements constructed onsite from concrete or grout. White paper creating highquality automotive embedded software as the number of automaker recalls due to software issues are increasing and gaining widespread attention, we are striving to enable the automotive industry with the bestinclass software and guidelines to control and improve the architecture and technical quality of embedded. Sy8 cross hole sonic logging analyzer software can display the threedimensional tubular slice diagram, that is, the variation of the speed value of the external profile of the pile tested is displayed by using the chromatogram, and then the chromatogram is crimped and connected to form the tubular slice diagram to show the variation trend of the speed value of the pile. Pile dynamics has released the new pditomo software for analysis of crosshole sonic logging csl data. The crosshole sonic logging csl system is designed for quality assurance qa testing of newly placed critical drilledshaft foundations and auger cast piles, but can also be applied to slurry walls, mat foundations, and mass concrete pours. Our geotechnical engineering personnel have been trained on and use stateoftheart equipment and software developed by pile dynamics, inc. This method is gaining popularity in the industry for its versatility and reliability. By sending ultrasonic pulses through concrete from one probe to another probes located in parallel tubes, the csl procedure inspects the drilled shaft structural integrity of the concrete between the tubes, and extent and location of defects, if any. Pile cross hole sonic logging test chumcha our pile testing team. The crosshole sonic logging method is normally applied as a quality assurance qa technique for newly placed drilled shafts and auger cast piles, but can also be applied. The scxt3000 system is a self contained sonic logging system, suitable for testing concrete piles, barrettes, diaphragm walls and any mass concrete structure.
The tecolite system uses a rugged pda to receive and analyse data, with a wireless bluetooth transducer to measure the acceleration response of the foundation. Integrity testing integrity testing is a low cost quality control tool used to detect defects along the pile shaft and is typically carried out on 100% of piles on a project. Engineered by james fisher testing services own development team, this ultrasonic pile testing system is supplied with a military spec rugged notebook computer as standard, enabling the operator to perform testing in difficult conditions. Crosshole sonic logging of secant pile walls a feasibilty study. Pditomo tomographic software is available for superior tomographic results providing intuitive 3d. Csl testing provides assurance that the foundation concrete is sound and. Oct 11, 2018 dynamic load testing with the aid of pile dynamic analyzer pda is a fast and reliable way to evaluate the bearing capacity of the pile. Our mechanical caliper overcomes limitations of sonic caliper methods which are effected by slurry density. The system uses an ultra sonic wave sent from a transmitter to a receiver pulled through water filled access tubes embedded in the concrete. Easytoinstall sonic tube system for csl dextra group. Hazards associated with sonic logging federation of. This video is considered as an educational video used for nonprofitable purpose for all petroleum and nonpetroleum students in bue the british university. Crosshole sonic logging csl was until now limited to be applied within. This testing can help you pick up the right pile type that can withstand the strains on the pile during driving and gives cautious if the pile driving reaches its required length thus avoiding unnecessary.
Dynamic pile testing sdn bhd dpt was incorporated in 1994 in malaysia specifically to provide the foundation and civil engineering industry with a competent and professional pile testing company. We use the windowsbased tomo1 software and slicerdicer software for users of an olson instruments crosshole sonic logging system. In some cases, this method of testing can provide an estimation of the pile length. Engineered by james fisher testing services own development team, this ultra sonic pile testing system is supplied with a military spec rugged notebook computer as standard, enabling the operator to perform testing in difficult conditions. The ct testing was performed to image the size, shape, and exact location of possible defects discovered during previous crosshole sonic logging csl testing by another firm and to determine the severity of the anomalies. Our advanced mechanical caliper logging system measures shaft diameter and verticality precisely, quickly, and easily. The four main testing methods for drilled piers are crosshole sonic logging csl, gammagamma logging ggl, pile integrity testing pit, and thermal integrity profiling tip. Jul 28, 2014 our testing services include pile integrity testing pit. It initiates internationally the function of four channels selftransmissionreceive section of foundation pile testing.
The tecolite by james fisher testing services is a wireless foundation testing system, used for checking the integrity of concrete pile foundations. It is supplied with a military spec rugged notebook computer as standard, to enable the operator to. The hazards associated with sonic logging crosshole sonic logging in large diameter rotary bored piles is well established in the uk. Such tests can produce an economic survey of each pile to complement the more expensive capacity testing which is restricted to a small percentage of piles. Crosshole tomography analyses can be done to better characterize the shape of an anomaly identified incrosshol e sonic logging between a tested tube pair. Pile testing, pile integrity testing, dynamic pile testing. With the pda, the capacity of several piles can be tested in one day for typically onetenth the cost of a single conventional static test.
Crosshole sonic logging csl is a method to verify the structural integrity of drilled shafts and other concrete piles the csl method is considered to be more accurate than sonic echo testing in the determination of structural soundness of concrete within the drilled shaft inside of the rebar cage. Assessing drilled shaft integrity with crosshole sonic logging. A piezoelectric transducer is used to generate a signal that propagates as a sound compression wave within the concrete, while another transducer is used to detect the signal. Pile integrity testing using lowstrain tests such as the tdr transient dynamic response method, is a rapid way of assessing the continuity and integrity of concrete piled foundations. Crosshole sonic logging evaluates the integrity of the concrete of. The software analyzes wave speeds derived from arrival time data from the scans of all pairs of tubes to yield a wave speed map of the entire shaft volume. Dynamic pile testing using the pile driving analyzer pda, including the case and energy approach methods for driven and castinplace foundations non destructive testing of foundations, including small strain sonic integrity testing, crosshole sonic logging csl csl tomography ct and single hole sonic logging ssl methods. Geo dynamics indian construction industry vadodara. It is supplied with a military spec rugged notebook computer as standard, to enable the operator to work in arduous site conditionsright at the pile head. This paper presents the results of the drilled shaft csl integrity testing and discusses the findings of the testing and lessons learned over the.
Typically ssl is used for pile diameters upto 600mm by installing a 38mm50mm steel. In addition, ndt professionals are involved in numerous continuing education and. The csl method is considered to be more accurate than sonic echo testing in the determination of structural soundness of concrete within the drilled shaft inside of the rebar cage. Dynamic testing is a versatile test for pile capacity, performance of the driving system, and pile integrity.
Scxt3000 sonic logging system pile testing impact civil. Dpt, with its trained and experienced technical staff and state of the art equipment, is committed to providing quality services to our esteemed. Oct 04, 20 this video is considered as an educational video used for nonprofitable purpose for all petroleum and nonpetroleum students in bue the british university. Crosshole sonic logging and velocity tomography imaging of. The chum cross hole ultra sonic monitor uses the crosshole sonic logging csl method to perform highresolution quality control of deep foundations. Pet supports the pulseecho pile integrity testing method. Examination of a new crosshole sonic logging system for. Crosshole sonic logging csl, also known as cross sonic logging or the sonic logging test is the most accurate and reliable technique for assessing the integrity of deep foundation elements such as newly placed concrete drilled shafts and slurry walls, particularly when drilling below groundwater level.
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