NB/T 35027-2014Technical Code for Geomembrane-based Anti-seepage of Hydropower Projects (English PDF)

NB/T 35027-2014 is the English-translated version of 水电工程土工膜防渗技术规范.

Seepage control by geomembrane in hydropower works is what NB/T 35027-2014 regulates, as a recommended standard of the Chinese energy industry. It applies to the permanent and temporary structures of hydropower projects, pumped storage projects included, whether newly built or strengthened and rebuilt.

Its scope is limited to works whose impermeable head does not exceed 70 m. The subject belongs to classification P59. It quotes GB 50290, GB/T 17643, GB/T 17688, DL 5180 and DL/T 5395. Issued on 29 June 2014, it has applied since 1 November 2014.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 87 pages — is available in the English PDF.

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