EXCAVATION - BORE HOLE DATA

Bore Hole Data ~ the information obtained from trial pits or bore holes can be recorded on a pro forma sheet or on a drawing showing the position and data fromeach trial pit or bore hole thus:-

Bore holes can be taken on a 15„000 to 20„000 grid covering the whole site or in isolated positions relevant to the proposed foundation(s).

As a general guide the cost of site and soil investigations should not exceed 1% of estimated project costs.