DIN 18301

Abstract

Scope: This standard deals with the drilling of holes, irrespective of their type, depth or heading (orientation), in particular for  - geotechnical investigation and testing of ground and groundwater, water extraction and discharge, ground water lowering, drainage, degasification and geothermal exploration,  - grouting (including jet grouting), constructing bored or grouted piles, constructing contiguous bored pile walls, including those for supporting and sealing,  - installing anchorages, other structural elements, borehole heat exchangers and measuring equipment, - drilling work for the purposes of maintaining, repairing and decommissioning wells, ground water measuring stations and borehole heat exchangers, and for backfilling abandoned boreholes, - for drilling work to loosen the ground, for removal of obstructions or soil exchange. This standard does not cover:  - borehole sinking operations (see DIN 18302),  - trenchless pipelaying (see DIN 18319),  - drilling in buildings (see DIN 18459). DIN 18299, clauses 1 to 5 shall also apply. In cases where the specifications of DIN 18299 contradict the present standard, DIN 18301 shall take precedence