Code of practice for protection of below ground structures against water from the ground Ingestion-build-177197 Clause 12 covers the requirements

Clause 12 covers the requirements and tests that are necessary for current transformers for use with electrical protective relays

in conjunction with the relevant specification

the air leakage test for fire dampers

BS EN 13532 also guides you on the performance evaluation

EN 61310-1

Code of practice for protection of below ground structures against water from the ground Ingestion-build-177197 Clause 12 covers the requirementsBS 8102 gives recommendations and provides guidance on methods of dealing with and preventing the entry of water from surrounding ground into a structure below ground level. It covers the use of: a) Waterproofing barrier materials applied to the structure b) Structurally integral watertight construction c) Drained cavity construction. It also covers the evaluation of groundwater conditions, risk assessment and options for drainage outside the