List of Standards
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The list of standards (ASTM, BS and TCVN) which are commonly used in geotechnical testing is presented in table below (updated to January 2018):
The list of standards (ASTM, BS and TCVN) which are commonly used in geotechnical testing is presented in table below (updated to January 2018):Holiday calendar in 2018
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Date |
Number of
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| 2017 | ||
| New Year's day | 01/01/2018 | 01 day |
| Mậu Tuất Lunar New Year | 15/02 ~ 25/02/2018 | 13 days |
| Hung Kings' Commemoration Day | 25/04/2018 | 01 day |
| Liberation Day | 30/04 ~ 01/05/2018 | 02 days |
| Independence Day | 02/09 ~ 03/09/2018 | 02 days |
What is geotechnical engineering ?
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What is Geotechnical Engineering? The International Society of Soil Mechanics and Geotechnical Engineering (ISSMGE) offers a comprehensive video overview of geotechnical engineering, and the profession's main fields of practice, such us soil mechanics, foundation engineering...
Learn more at http://www.whatisgeotech.org and http://www.issmge.org
Certification of ISO 9001:2015
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ABS Cert has awarded the certification of ISO 9001:2015 (Reg. No. 1002016027) to flatGEO Consulting Co., Ltd. on October 20, 2016.
This achievement confirms our on-going commitment to provide to our clients the stable quality geotechnical service and fulfil the legal and reasonable requirements from our clients.
Precision or Accuracy ???
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When working with technical documents, readers are often deal with specific terms “accuracy” and “precision”. The question is if these terms have the same meanings?
When working with technical documents, readers are often deal with specific terms Compaction Test
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1. Definition:
The bulk density or dry density of soils is not a constant value, it could be changed in relation with the moisture content of soils and the compaction effort.
Standard Penetration Test
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Standard penetration test (SPT) is one of the most common in situ testing methods. SPT test is used to roughly estimate the strength of subsurface soils.
Standard penetration test (SPT) is one of the most common in situ testing methods. SPT test is used to roughly estimate the strength of subsurface soils.|
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| (Source: http://www.vulcanhammer.net/geotechnical/laboratory_field.php) |
Bulk Density
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1. Definition:
A bulk density of a soil sample is defined as a mass per unit volume. The bulk density is denoted by ρm and has a unit of g/cm³ or Mg/m³.