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RS 607-4: 2025
Gully tops and manhole tops for vehicular and pedestrian areas — Specification — Part 4: Gully tops and manhole tops made of steel reinforced concrete
Abstract

This Rwanda Standard specifies requirements, sampling and test methods for precast gully tops and manhole tops made of steel reinforced concrete with a clear opening up to and including 1 000 mm.
It is applicable to manhole tops and gully tops for use in areas subjected to pedestrian and/or vehicular traffic of class A 15, B 125, C 250, D 400, E 600 and F 900.
This Standard does not apply to:
— concave gratings for class D 400 installed in carriageways of roads or hard shoulders and concave gratings for classes F 900 and E 600;
— gratings/covers as part of prefabricated drainage channels;
— floor and roof gullies in buildings; and
— surface boxes.
NOTE This part 4 of RS 607 is not applicable in isolation, but only in combination with RS 607-1 and gives guidance for combinations of covers/gratings made of steel reinforced concrete with frames according to RS 607-2, RS 607-3, RS 607-5 and RS 607-6.

General Information

CodeClassificationThemePagesPublisherAvailability
RS 607-4: 2025STANDARDS OF RWANDA ORIGINMetallurgy29First Edition
Dec 2025		Available
Price: RWF 31,500


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