Reservoir Safety Improvement Works
Reservoirs Act 1975: Llyn Mair Reservoir, County of Gwynedd, Eryri National ParkReservoir Safety Improvement Works (MIOS)Tender Expression of InterestStillwater Associates has been employed by Eryri National Park to oversee the implementation of reservoir safety improvement works on Llyn Mair Reservoir. The site is located close to the village of Maentwrog, NGR SH 653 412.The proposed works are the construction of a new siphon pipe to allow the reservoir level to be drawn down in case of emergencies. This is to be...
Buyer
Awdurdod Parc Cenedlaethol Eryri
Value
Not provided
Published
20 Feb 2026
Closes
9 Mar 2026
Procurement details
Source
Sell2Wales
Region
Gwynedd
Procurement method
Limited
Category
Works
Contract starts
Not provided
Contract ends
Not provided
CPV classifications
45000000
Construction work
45200000
Works for complete or part construction and civil engineering work
45240000
Construction work for water projects
45247200
Construction work for dams and similar fixed structures
45247210
Dam construction work
45247270
Reservoir construction works
71000000
Architectural, construction, engineering and inspection services
71300000
Engineering services
Lots
Lot default Reservoir Safety Improvement Works
Value not provided
Reservoirs Act 1975: Llyn Mair Reservoir, County of Gwynedd, Eryri National ParkReservoir Safety Improvement Works (MIOS)Tender Expression of InterestStillwater Associates has been employed by Eryri National Park to oversee the implementation of reservoir safety improvement works on Llyn Mair Reservoir. The site is located close to the village of Maentwrog,...
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