SL/T 291-2020 in English
VALIDCode of drilling for water and hydropower proj ects
- Issued on:2020-11-30
- Implemented on:2021-02-28
- File Format:PDF
- Delivery:Via email within 10 business days
$1,863.00
Scope
This standard is formulated to regulate the drilling behavior of water conservancy and hydropower projects, unify the drilling methods, processes and technical requirements, and ensure the drilling quality and operation safety. This standard applies to geological survey and drilling work of water conservancy and hydropower projects. Drilling work should be prepared and constructed based on the geological survey work outline and drilling task book. The survey unit can formulate implementation details according to actual conditions. This standard mainly refers to the following standards: In addition to complying with the provisions of this standard, drilling of water conservancy and hydropower projects should also comply with the provisions of the relevant current national standards.
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