All Questions
Q1001: How often does the Pile Integrity Tester (PIT) need to be recalibrated?
Q1002: How important is it to periodically have the Pile Integrity Tester (PIT) recalibrated?
Q1003: How often do the Pile Integrity Tester (PIT) Accelerometer and Instrumented Hammer need to be recalibrated?
Q1004: How often do the Pile Driving Analyzer® (PDA) sensors need to be recalibrated?
Q1005: Does Pile Dynamics, Inc (PDI) provide calibration certificates of the Pile Driving Analyzer® (PDA) sensors? What do these certificates look like?
Q1006: How important is it to periodically have the Pile Driving Analyzer® (PDA) sensors recalibrated?
Q1008: How often should the calibration of the Pile Driving Analyzer® (PDA) be checked?
Q1009: During a CAPWAP analysis the following message was displayed 'Warning: Not fully activated resistance' and then 'Totally activated resistance: XXX'. What does this mean?
Q1012: I’m trying to install PIT-S on a computer with Windows Vista (or Windows 7) and I am getting an error message. Does PIT-S work with Vista (or Windows 7)?
Q1013: Does PDA-W run on Vista (or Windows 7)?
Q1014: Is there a reference to testing pile capacity by re-driving / re-striking after it has "set up" in an American Society for Testing and Materials (ASTM) or other standard?
Q1015: For driven piles, is there any recommendation regarding the time between end of drive and restrike test?
Q1016: Is there a relation between concrete strength and wave speed? How can I determine the minimum acceptable wave speed?
Q1017: Is the Sentinel Hardware Key driver used with Pile Dynamics, Inc. (PDI) programs compatible with Windows Vista (or Windows 7)?
Q1018: What is the usual range of concrete wave speeds that should be used with the Acoustic Concrete Tester (ACT)?
Q1021: Does CAPWAP run on Windows Vista (or Windows 7)?
Q1022: Does GRLWEAP run on Windows Vista (or Windows 7)?
Q1023: Does the PIT-W program run on Windows Vista (or Windows 7)?
Q1025: Does the Hammer Performance Analyzer (HPA) program run on Windows Vista (or Windows 7)?
Q1026: Does the CHA-W Program run on Windows Vista (or Windows 7)?
Q1027: Does PDI-Curves run on Windows Vista (or Windows 7)?
Q1028: How are the energy quantities for the PDA (EMX, EFV, ETR and ETH) and for the SPT Analyzer (EMX, EFV, ETR, E2E, E2F, EF0, EF2, EV2) calculated?
Q1029: Can Steel Piles be tested with the PIT?
Q1030: What is the minimum pile length that can be tested with the PIT?
Q1031: What is the maximum size foundation that can be tested with the PIT?
Q1032: Can battered (inclined, raked) piles be dynamically tested with the Pile Driving Analyzer® (PDA)? What
is the difference in the procedure compared with vertical piles?
Q1033: Can the Pile Driving Analyzer® (PDA) be used to measure the energy transferred to an SPT rod?
Q1034: What is the difference between the efficiency of Hydraulic Hammers and that of Diesel Hammers?
Q1035: How accurate is the Pile Integrity Tester (PIT) when used for determining foundation lengths?
Q1036: Above what foundation diameter is it preferred to test with 4 strain transducers?
Q1037: Can the results of PIT tests be confirmed by comparing them with the piling records?
Q1038: Can piezoelectric (PE) accelerometers be used on steel piles, and can piezoresistive (PR) accelerometers be used on concrete or timber piles?
Q1039: Does the TomoSonic program run on Windows 7?
Q1040: Can spiral welded steel pipe piles be tested with the Pile Driving Analyzer? If yes, should 2 or 4 strain transducers be used?
Q1042: My CAPWAP analysis is showing a total capacity (Ru) greater than the applied force (FMX). Is that possible?
Q1043: What is the maximum possible distance between the access tubes required for crosshole sonic logging?
Q1044: When preparing a shaft for CSL, may I use access tubes of different diameters in the same shaft?
Q1045: Can the Pile Integrity Tester be used to evaluate the length and defects of piles supporting existing structures?
Q1046: How do I know if plugging is going to occur?
Q1047: Can Ductile Cast Iron Piles (DYWIDAG brand) be dynamically tested with the PDA?
Q1048: What Specific Weight, Elastic Modulus and Wave Speed should be entered into the PDA / GRLWEAP when testing / analyzing Ductile Cast Iron Piles (DYWIDAG brand) ?
Q1049: How do I take the internal friction in consideration when analyzing unplugged open ended piles?
Q1050: How do I model the end bearing for unplugged open ended piles?
Q1053: What is a Refined Wave Equation (GRLWEAP) Analysis?
Q1056: In order to perform Tomography analysis on Crosshole Sonic Logging data, is it necessary to do additional scans with the emitter and receiver somewhat offset in the vertical plane?
Q1058: What is iCAP® ?
Q1059: Does iCAP® replace the traditional CAPWAP® ?
Q1060: Does iCAP® replace the CASE Method?
Q1061: Can I use iCAP® as a starting point for a traditional CAPWAP® analysis?
Q1065: What is the shortest foundation length for Dynamic Load Testing?
Q1066: Have there been results from testing with the Thermal Integrity Profiler (TIP) that show voids in the shaft and if so how well were they represented?
Q1067: What are the advantages of the Thermal Integrity Profiler (TIP)?
Q1070: Which hammer sizes should be used for pile integrity testing?
Q1071: Which pile top locations should be chosen for impacting the pile with the PIT hammer?
Q1074: Is there any calibration for CSL equipment?
Q1075: Can galvanized iron tubes be used for CSL?
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