Posted 11 years ago
Drainage required behind an existing crib wall
We have an existing concrete crib wall (30+ years old) 19m long and 1.3m high, straight line. During the big storms earlier this year 1m of silt washed out from behind this wall over our property, this showed us that behind the wall there was no drainage gravel, and I assume no field drain at the base of the wall.
We need correct drainage installed behind or near the crib wall, including running the drain to a suitable location. There is a small concrete pad at one point above the wall (3m...