Hydrometry. Specification for a reference raingauge pitBS EN 13798: 2010 Hydrometry. Specification for a reference raingauge pit BS EN 13798 is a European Standard which specifies the design of a reference raingauge pit. The reference raingauge pit is designed for the liquid precipitation only. The specified details of the pit and the grating, are purposely kept to a minimum in order to allow each raingauge operator latitude in their construction and to suit local conditions. Contents of BS EN 13798:

It covers extruded aluminium rainwater pipes sized between DN 65 and DN 100

tools or solutions to be adopted for its physical implementation in the various target scenarios

NOTE For bicycles with a saddle height of less than 435 mm see EN 71 and with a maximum saddle height of more than 435 mm and less than 635 mm see EN 14765

Traffic and travel information which is of relevance to road networks (non-urban and urban)

Note3: ISO 21248 does not cover web archiving

4 Appearance and soundness

Manufacturers of sealants

Giving best-practice recommendations

d) requirement for blank determinations has been included

exist under normal atmospheric conditions of:

When used properly

BS EN ISO 2808:2007