NS 1989:1981 PDF

NS 1989:1981 PDF

Name:
NS 1989:1981 PDF

Published Date:
08/01/1981

Status:
Active

Description:

Road manhole covers and frames of cast iron or spheroidal graphite cast iron — Technical delivery requirements

Publisher:
Standards Norway NS Series

Document status:
Active

Format:
Electronic (PDF)

Delivery time:
10 minutes

Delivery time (for Russian version):
200 business days

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Number of Pages : 8
Published : 08/01/1981

History

NS 1989:1991
Published Date: 02/01/1991
Gully tops and manhole tops for vehicular and pedestrian areas — Design requirements, type testing and marking
NS 1989:1981
Published Date: 08/01/1981
Road manhole covers and frames of cast iron or spheroidal graphite cast iron — Technical delivery requirements
NS 1989:1969
Published Date: 10/01/1969
Road manhole covers — General technical requirements

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