Hog Cliff NNR Glebe Farm water supply troughs and trenching

Natural England requires the following works to install a water supply for livestock at Hog Cliff NNR near Maiden Newton, Dorset.

• 1.Supply and installation of 5,000 litre header tank.
• a.Header tank to be sited on levelled ground, with 4 inches of compacted type 2 stone and then 4 inches of concrete as base.
• 2.Supply and installation of 8 x 8ft 100 gallon concrete/galvanised steel livestock drinking water troughs.
• a.Stop taps to be fitted on all water troughs
• b.Troughs to be installed on level firm ground, using 2 concrete trough supports, with supports at either end to prevent (as far as possible) livestock moving the trough.
• c.Stop tap and above ground pipework to trough to be protected from livestock and frost damage with suitable protection/casing.
• 3.Installation and supply of pipework
• a.Provide suitable water linkage to current borehole pipework, including fitting of stop tap and water meter.
• b.Approximately 668 metres of buried/trenched pipe supply to header tank.
• c.Approximately 900 metres of buried/trenched pipe supply from header tank to troughs.
• d.Approximately 375 metres of above ground pipework.

Pipework must be medium-density blue polyethylene (with a minimum external diameter of 25 mm). All joints must be made of brass or plastic and be watertight.

Trench to be dug to a minimum depth of 600mm, width 300mm. Trench to be backfilled.

Additional information: To apply for this opportunity you must submit your quotation meeting the requirements detailed in the Request for Quotation (RFQ) attached.

Your response must be sent to tom.sunderland@naturalengland.org.uk 5pm on 16/08/24.

If you have any clarification questions linked to this opportunity or the procurement process please submit these via email to tom.sunderland@naturalengland.org.uk or will.weldon@naturalengland.org.uk. Please note that, unless commercially sensitive, both the question and the response will be circulated to all tenderers.