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Manhole Covers Site

Standard: BS497 - UK

General (Click to show or hide)

British Standard 497 - Specification for manhole covers, road gully gratings and frames for drainage purposes. Cast iron and cast steel

Download the standard from the British Standards Institute site (payment) https://shop.bsigroup.com/ProductDetail/?pid=000000000000084547

The Standard in the site (Click to show or hide)


An example of a cover that carries the standard on the "ultimate manhole covers" site. From this lid the picture that appears in the general section was taken.
There are 88 manhole covers in the site that has this standard
Click for all the covers with this standard

Click for the rest of the standards in the site

This standard can be found in the following 6 countries (in parentheses is the number of covers in the country):
 United Kingdom (75)     Seychelles (4)     India (3)     United Arab Emirates (3)     Hong Kong (2)     Singapore (1)   

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