Table 4: Costs derived from previous similar work Source of information Activity Cost Measure Site (where planned Notes or carried out) Azolla control standard £100 each 10m2 Llyn Dinam One-off cost weevil pack Azolla control large weevil £360 each 50m2 Llyn Dinam One-off cost pack NRW conservation Cattle grid with horse 1 Preseli One-off cost officer drawn vehicle gateway NRW conservation Biosecurity awareness year River Dee and Bala This does not include staffing costs of an officer raising Lake INNS Officer NRW conservation Burning management year Preseli officer group NRW conservation Fire break cutting £500 day Preseli officer NRW conservation Shepherding £500 year Preseli To encourage grazing near top of slopes. officer NRW conservation Ponds: 0.4ha lining per £2,000 pond Glantraeth officer pond for newts NRW conservation Ponds: 0.4ha excavation £450 pond Glantraeth Based on day digger hire at £300 per day officer per pond for newts and half a day of clerk of works to check for newts at £300 pro rata. NRW conservation Pond contouring and £450 day Glantraeth Based on day digger hire at £300 per day officer vegetation clearance and half a day of clerk of works to check for newts at £300 pro rata. NRW project manager Chainsaw work £360 person/ day Corsydd Mon IF work requires 2 people minimum for health and safety reasons. NRW project manager Chainsaw work £225 person/ day Corsydd Mon NRW conservation Chainsaw work £150 person/ day Gweunydd officer Blaencleddau NRW conservation Himalayan balsam pulling £150 person/ day Work on a SSSI in officer 2014 on Ynys Mon
Table 4: Costs derived from previous similar work Source of information Activity Cost Measure Site (where planned or carried out) Notes Azolla control standard weevil pack £100 each 10m2 Llyn Dinam One-off cost Azolla control large weevil pack £360 each 50m2 Llyn Dinam One-off cost NRW conservation officer Cattle grid with horse drawn vehicle gateway 1 Preseli One-off cost NRW conservation officer Biosecurity awareness raising year River Dee and Bala Lake This does not include staffing costs of an INNS Officer NRW conservation officer Burning management group year Preseli NRW conservation officer Fire break cutting £500 day Preseli NRW conservation officer Shepherding £500 year Preseli To encourage grazing near top of slopes. NRW conservation officer Ponds: 0.4ha lining per pond for newts £2,000 pond Glantraeth NRW conservation officer Ponds: 0.4ha excavation per pond for newts £450 pond Glantraeth Based on day digger hire at £300 per day and half a day of clerk of works to check for newts at £300 pro rata. NRW conservation officer Pond contouring and vegetation clearance £450 day Glantraeth Based on day digger hire at £300 per day and half a day of clerk of works to check for newts at £300 pro rata. NRW project manager Chainsaw work £360 person/ day Corsydd Mon IF work requires 2 people minimum for health and safety reasons. NRW project manager Chainsaw work £225 person/ day Corsydd Mon NRW conservation officer Chainsaw work £150 person/ day Gweunydd Blaencleddau NRW conservation officer Himalayan balsam pulling £150 person/ day Work on a SSSI in 2014 on Ynys Mon