This contract is for the supply of up to 41 radiation shielding doors to be delivered to Sellafield Ltd's major projects requiring such a solution, which includes the Sellafield Product and Residue Store Re-treatment Plant (SRP).
This contract strategy is to award to a single supplier to ensure consistency of the solution.
The scope of the procurement includes:
— Provide final designs, in order to ensure manufacturing/fabricating compatibility of each door type and size.
(Sellafield Ltd engineering have undertaken detailed design for the type of doors to be supplied, however the final design requirements will be part of the procurement scope).
— Manufacture and fabrication of doors to required schedule, which will include the early manufacture of modules to secure capacity.
— Factory acceptance testing of the doors.
— Delivery to Sellafield Ltd site.
— Support to Sellafield Ltd or its works contractor for installation and commissioning.
— Operator and maintainer training at successful tenderers works.
— Proposal for continuous improvements in manufacturing, testing and performance.
— Maintenance and spares supply strategy during operating life.
The installation of new shield doors and refurbishment of existing shield doors is excluded from this contract.
The doors consist of 2 configurations:
— Horizontal Shield Door.
— Vertical Shield Door.
Within each configuration, for tender purposes, there are 2 types of door categorised by weight:
— Horizontal Shield Door 1 — 25 tonnes max.
— Horizontal Shield Door 2 — 50 tonnes max.
— Vertical Shield Door 1 — 45 tonnes max.
— Vertical Shield Door 2 — 90 tonnes max.
The weight of the doors will depend on the size of the aperture, the actual value of which will be provided by Sellafield Ltd major projects. Example aperture sizes corresponding to each weight classification are included within the procurement documents, which are available at the link in I.3) above.