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ASTM D6760-16
Compliance Statement
ASTM D6767 - 16: Standard Test Method for Integrity Testing of Concrete Deep Foundations by Ultrasonic Crosshole Testing
Piletest.com confirms that our CHUM system, running CHUM Version 4.5 (or higher) meet, or exceed, the requirements of ASTM Standard D 6760 - 16
Specific itemized compliance break-down list:
Item | Description | Requirements | Compliance |
---|---|---|---|
4.2 | Output signals storage | Saved or at least modulated | Meets (Saved) |
4.3 | Special test techniques | N.A. | Exceeds |
6.3.1 | Probe waterproofing | 150% maximal depth | Exceeds: All our probes are tested in a pressure chamber at 16bar (160m deep) for 30 minutes during stress operation |
6.3.1 | Probes margins from bottom | 100mm | Exceeds: (<50mm) |
6.3.2 | Transmitter frequency | 30-100KHz | Meets: 60KHz |
6.3.5 | Cables temperature range | - | -30c to +70c |
6.3.5 | Cable protection | - | Meets: CHUM's pulleys design ensures smooth and safe deployment of the probes |
6.3.5 | Cable robustness | - | Exceeds |
6.3.6 | Depth measurements slippage | None | Meets |
6.3.6 | Depth measurements accuracy | Max(1%, 250mm) | Exceeds: Max(0.2%, 50mm) |
6.4.1 | Gain control | Adjustable | Exceeds: Automatic |
6.4.1 | General design | - | Exceeds |
6.4.1 | Sampling vertical interval | Adjustable | Meets, 1cm to 10cm |
6.4.2 | Recording | 250KHz | Exceeds (500KHz) |
6.4.2 | Recording | 12Bit | Exceeds: using top 12Bit of a 16Bit A/D + 8 bits due to AGC (automatic gain control) |
6.4.4 | Display of Measured Data | Raw data | Exceeds: All display options are available in-site, in real-time |
6.4.4 | Printer | Optional | Meets (Not supplied with basic unit) |
7.9.1 | Analysis | Relative Energy and FAT plots + Water fall | Exceeds: Many more presentation options available |
7.9.3 | Data storage | Data shall be kept permanently | Meets |
8 | Reporting | - | Exceeds: extensive help from the CHUM system to store and report the specified data items |
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