This standard BS 5834-1:2017 Surface boxes, guards and underground chambers for the purposes of utilities is classified in these ICS categories:

• 91.140.40 Gas supply systems
• 91.140.60 Water supply systems

This part of BS 5834 specifies requirements and test methods for:

1. vitrified clay, unreinforced concrete, and plastic guards and plinths for use with utility apparatus and surface boxes (conforming to BS 5834-2); and

2. boundary boxes for water service pipes consisting of flow-isolation and meter receptacle suitable for concentric manifold meters with G 11⁄2” and G 2” connections (conforming to BS EN ISO 4064-4), contained within base units and guard tubes made from a thermoplastic or thermoset material for use with surface boxes (conforming to BS 5834-2).