Examined quality | Accredited Competence

Examined quality Accredited Competence
Certification for canal construction: RAL - for the groups AK 1, VOD, VD and S52.01Certification for safety and health protectionSONNTAG is registered as prequalificated company for building companies under: www.pq-verein.de - No.: 101.000021MFPA - Certification for production / control of “RSS Flüssigboden®” (fluidized soil) on works standard WN 06.02., No. 5.3/08-ZH02Since 2007 our jacking machines in use bear the CE-certification. The machines meet the directives of European Union for requirements in technical security as well as health protection, environment protection and consumer protection DVGW-Certification for pipeline construction. Water pipeline for all pressure and nominal diameter; cast iron, steel, synthetic materials, asbestos cement, polyethyleneQuality management: we are certified! Regulary voluntary control based on ISO 9001:2000Certification under § 19 I - Water Resources ActCertification of the German Railways