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Standards [CURRENT]

DIN 20377

Rock drilling - Flush drills - Drill rod profiles, shanks and tapers
Edition 2009-11

Standards [CURRENT]

DIN 18324

German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Horizontal directional drilling works
Edition 2019-09

Standards [CURRENT]

DIN EN ISO 10416

Petroleum and natural gas industries - Drilling fluids - Laboratory testing (ISO 10416:2008); English version EN ISO 10416:2009
Edition 2010-04

Technical rule [CURRENT]

DIN SPEC 91322

Bore head radar for horizontal directional drilling (HDD-radar) - Environment, conditions and limitations of use
Edition 2015-09

Standards [CURRENT]

DIN 20372

Rock drilling; water tube; connecting dimensions, material, finish
Edition 1988-05

Standards [CURRENT]

DIN EN ISO 21225-2

Plastics piping systems for the trenchless replacement of underground pipeline networks - Part 2: Replacement off the line by horizontal directional drilling and impact moling (ISO 21225-2:2018); German version EN ISO 21225-2:2018
Edition 2019-06

Draft standard

DIN EN ISO 11300-1

Piping systems for rehabilitation of underground drains, sewers and water supply networks - Part 1: Polyethylene (PE) material (ISO/DIS 11300-1:2025); German and English version prEN ISO 11300-1:2025
Edition 2025-03

Technical rule [CURRENT]

DVGW GW 329

Fachaufsicht und Fachpersonal für steuerbare horizontale Spülbohrverfahren - Lehr- und Prüfplan
Edition 2003-05

Technical rule [CURRENT]

DVGW GW 321

Steuerbare horizontale Spülbohrverfahren für Gas- und Wasserrohrleitungen - Anforderungen, Gütesicherung und Prüfung
Edition 2003-10

Technical rule [CURRENT]

OEVGW G E137

Trenchless piping of natural gas pipelines - steerable techniques
Edition 2011-12

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