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NA 119

DIN Standards Committee Water Practice

About NAW Projects Drafts Publications Documents withdrawn without replacement National committees European committees International committees

Technical rule [CURRENT]

DVGW W 400-3-B1
Technical rules for Water Supply Systems - Part 3: Operation and Maintenance - Supplement 1: Inspection and Servicing of Distribution Systems

Title (German)

Technische Regeln Wasserverteilungsanlagen (TRWV) - Teil 3: Betrieb und Instandhaltung - Beiblatt 1: Inspektion und Wartung von Ortsnetzen

Edition 2017-09

Original language German

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DIN Standards Committee Water Practice

DVGW W 400-3-B1 Technical rules for Water Supply Systems - Part 3: Operation and Maintenance - Supplement 1: Inspection and Servicing of Distribution Systems

DVGW W 400-3-B1
Technical rules for Water Supply Systems - Part 3: Operation and Maintenance - Supplement 1: Inspection and Servicing of Distribution Systems