Deep drainage includes any drainage below 1m from ground level, varies from 225, and includes box culverts and box drains.
Includes foundations, concrete floors, block and beam flooring, plot work drainage
Basic block paving of surfaces and addition of kerbs
Includes road construction, all aspects of SW and foul water, build roads and sewers around new houses, civil projects and local authority projects
Includes foundations, roads, hardstands and paths