Update of Building Diagnostic Consultants Limited (BDC) accreditation HOKLAS 140
Congratulations for the update of Building Diagnostic Consultants Limited (BDC) accreditation HOKLAS 140.
The concerned accreditation approves the technical competence of BDC for the performance of the following:
The concerned accreditation approves the technical competence of BDC for the performance of the following:
| Calibration Services | Vibration measurements | Vibration monitoring device | Calibration of the acceleration, velocity and displacement |
| Verification of Construction Materials Test Equipment | Cross-hole Analyser | Calibration of time interval of the main unit using a simulator |
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| Ultrasonic Drilling Monitor | Calibration of the time base frequency of ultrasonic signal | ||
| Construction Materials | Adhesive | Pull-off test of mortar | In-house method DOC/TP17 |
| Pull-off test of plaster | In-house method DOC/TP17 | ||
| Pull-off test of render | In-house method DOC/TP17 | ||
| Pull-off test of tiles | In-house method DOC/TP17 | ||
| Concrete (Diagnostic) | Carbonation test | Hong Kong Housing Authority Materials Testing Services (2012/2014) for Maintenance & Building Materials - Specification Part D Cl. 4.3.1 (Method 1 & Method 2) | |
| Covermeter survey | BS 1881: Part 204: 1988 | ||
| Half-cell potential measurement | ASTM C876-91 | ||
| Surface hardness measurement | BS 1881: Part 202: 1986 Cl. 6 | ||
| Paint & varnish | Pull-off test of adhesion | BS EN ISO 4624: 2003, BS 3900-E10: 2003, Cl. 9.4.2 and Cl. 9.5 |
Date: 2021-01-11