Complete re roofing Grade II listed building - Dalston Parish Council

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Description

Dalston Parish Council invites tenders from suitably qualified & experienced roofing contractors to tender for the complete replacement of the roof of the Grade II listed building. The building is currently occupied on the following basis: Ground floor (part) by Dalston Parish Council First floor (part) 1st floor apartment let by by Dalston Parish Council Ground & first floor (west) 2 storey dwelling let by Dalston Parish Council The work involves carefully stripping the existing slates from the whole of the main building, replacing any defective timber & re-roofing using a mix of existing & replacement slates to match existing, making good & treating timberwork & to include new lead flashings, soakers & valleys. The presence of Bats within the roof space has been confirmed. The work will have to be carried out under a European Protected Species Licence to allow the legal destruction of 3 bat roosts. The property will continue to be occupied throughout the period of the work & the work is to be planned & executed taking this into account. Health & Safety Allow for all health & safety requirements prior to & during the works including staff welfare, toilet, PPE, temporary signage & lighting, fire safety & similar to ensure safe execution of the work. Allow for all necessary temporary protection to open roofs to prevent water ingress into the occupied parts, including forming a dry seal at the end of each working day. Scaffolding Allow for a full scaffolding system to all elevations sufficient to safely carry out the work and remove all scaffolding on completion. Stripping existing roof Carefully uplift all sandstone ridge & hip units, clean off & set aside for re use. Carefully remove all existing graduated Westmorland roofing slate & set aside. Sort & grade the existing slates for re use & remove all unusable slates from site. Carefully uplift the stone eaves slate course to entire perimeter of building, clean off & set aside for re use. Turn back flashings to the existing 2 chimney stacks & leave ready for new slates. Strip all battens, torching etc from the existing roof slopes & cart from site. Strip out existing lead to valley & clear away. any salvage to become the property of the contractor. Allow for inspection of alley boards to ensure suitability for retention. Re Slating Supply good secondhand westmorland slates in graduated sizes to make up shortfall of existing slates. Supply good second hand red sandstone ridge units to replace those existing units whish cannot be re used. Refix existing sandstone eaves course including lime motar bedding to approval. Lay new lead valley lining to valley including tilt fillets as required. Lead to be laid in max 1.5m lengths &, in all other respects, to Lead Sheet Association recommendations. Supply & lay Protector Roofsheild breathable underlay to all roof slopes, with minimum 150mm laps. Supply & fix 50mm x 25mm tanalised slate laths, guage to suit diminishing courses. Using the existing retained &, good second hand westmorland green slates recover all roof slopes to random width/diminishing courses using copper nails. Supply & fix lead soakers to chimney abutments & form new approved 1:3 NHL mortar fillets to North gable chimney. Redress stepped flashings to the other chimney. Make good & repoint verges to North & East gables using an approved 1:3 NHL mortar. Reintegrating the 2 nr existing slate vents to RS4 which serve extract fans to the first floor apartment. Further details and to view the property can be obtained from the clerk. email [email protected] tel; 01228 712766 The instructions to tenderers, tender forms, detailed schedule of work & basic method statement can be found in the documents section below. The deadline for the receipt of the tenders is 12 noon on Monday 23 February 2026. Tender document to be returned by post only in a sealed envelope marked 'tender' addressed to Responsible Financial Officer Dalston Parish Council Forge Green Riverside Dalston Carlisle Cumbria CA5 7QG

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