Author Archives: Jon Halle

The generator installation was completed on Friday. The system is essentially ready to go once we have the inlet screen in place, which will probably take us into early next week. The photos also show the new eel pass in … Continue reading →

The turbine is being installed as we speak. Bill comments “The quality of workmanship is impressive. We will have a powerful piece of equipment here – all we need is the river to help us along. With current very low … Continue reading →

They say 90% of a hydro project is in the civil engineering. These photos just in really show how much work has gone in. The first picture is from the period of floods when work on this area was just … Continue reading →

The turbine house is finished and the capture ring is in place – this is the interface between the turbine and its housing. The draft tube will be next – this is the outflow of the turbine – we have … Continue reading →

Some great pictures from site showing the sluice gate in place and the precision concrete housings for the turbine – you can clearly see the hole in which it will sit. We are expecting the first parts of the turbine … Continue reading →

A story covering the delays with some good pictures of the installation in progress is here: http://www.bbc.co.uk/news/uk-england-shropshire-22101702

A lot of work has been going on at Tetstill – perhaps not spectacular but necessary work to prepare the wheel pit for the turbine enclosure. Some redesign of the enclosure itself has been necessary to make sure the generator … Continue reading →

Installation work continues at a good pace, despite inevitable delays caused by the near-constant floods for the last few months, now alternating with periods of low temperatures which mean concrete work cannot be carried out. The cofferdam upstream and downstream … Continue reading →

After completing work on the tailrace and a break to allow completion of the salmon run,  we are now working on the sluice area – removing silt from the floods and preparing to excavate the turbine tailrace and prepare the … Continue reading →

We have now finished the work widening and strengthening the tailrace, which will be taking a greater flow than it does now. Work on site will stop for a while, until mid-December. This is so that we do not impede … Continue reading →