Standard Specification for Gypsum Board Ingestion-build-46800 you can use the guidelines

you can use the guidelines provided in BS EN 4830-003 to check the performance of optical modules and improve their functioning

and inspection of track

NOTE It is expected that relevant standards addressing the performance and classification of cables with defined resistance to fire in accordance with the existing decision for cables under the Construction Products Regulation [1] will be addressed at a later date

11 Design level

The applicability of this standard to a particular type of cable is as specified in the standard for the type of cable

Standard Specification for Gypsum Board Ingestion-build-46800 you can use the guidelines