Selection and installation of manhole tops and gully tops within the highway. Guide Ingestion-build-205840 Principles and acceptance conditions

Principles and acceptance conditions

fitted with a buoyancy tube covering at least 85 % of the port and starboard sides

the optical limiter can meltdown and open a thorough path for light

dispersion compensation

microwave ovens with low noise

Selection and installation of manhole tops and gully tops within the highway. Guide Ingestion-build-205840 Principles and acceptance conditions1 Scope This British Standard gives guidance for the selection and installation of manhole tops and gully tops conforming to BS EN 1241: 2015 to BS EN 1246: 2015 for covering gullies, manholes and inspection chambers to be used in conjunction with other components and materials to form a safe, durable, maintainable and usable installed system for highway applications.