NA 119
DIN Standards Committee Water Practice
Standards
[CURRENT]
DIN 4271-1
DIN 4271-1
Manhole tops with vents, class B 125 - Part 1: Summary
Title (German)
Schachtabdeckungen mit Lüftungsöffnungen, Klasse B 125 - Teil 1: Zusammenstellung
Overview
This standard applies in conjunction with DIN EN 124 and DIN 1229 for the summary of components for manhole tops of class B 125 with round or square frames for covering man entries and inspection chambers of drains and sewers. The manhole tops consist of frames and covers in accordance with DIN 4271-2. DIN 1221 applies for associated dirt traps.
