NE NNR Langley Wood water supply

Tender description

Installation of an agricultural water supply in Langley Wood NNR by directional (horizontal) drilling:- • 800m in length, drill pits to be spaced at 100m intervals. • To include the supply and connection of 2 galvanised livestock drinking troughs with stop tap chambers. One is connected from a T junction the other at the end of the pipe. • 50mm diameter MDPE water pipe • To be connected to the existing 5000 litre water tank • Preferred installation method is directional (horizontal) drilling to avoid damaging tree roots. Previous experience of direct drilling in woodland preferred. • Consideration must be given to ground conditions and site sensitivity e.g. using the lightest available tracked drilling rig. • Exact location must be agreed on site to avoid large trees, therefore requiring frequent changes in direction • Pipe must be laid at a minimum depth of 2.5m or lower in order to minimise damage to tree roots Timing • Work to be completed in periods of dry weather between 2nd June & 31st August 2017.