--- title: "Removal of Existing Conservatory & Associated Works - Richmond House, Richmond Park, Gainsborough" ocid: "ocds-h6vhtk-05d526" canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05d526" markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-05d526.md" json_url: "https://d3tenders.com/contract/ocds-h6vhtk-05d526.json" source: "Find A Tender Service" current_stage: "Tender" buyer: "GAINSBOROUGH TOWN COUNCIL" published: "2025-10-28" --- # Removal of Existing Conservatory & Associated Works - Richmond House, Richmond Park, Gainsborough Buyer: GAINSBOROUGH TOWN COUNCIL Current stage: Tender OCID: ocds-h6vhtk-05d526 [View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05d526) [Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-05d526.json) ## Summary Gainsborough Town Council has initiated a procurement process for the "Removal of Existing Conservatory & Associated Works" at Richmond House, Richmond Park, Gainsborough. The tender is focused on the careful demolition of the existing structure and restoration work, respecting the site's Grade II listed status. This project falls under several industry categories including demolition, masonry, window installation, painting, and restoration. The procurement method is an open competition, aiming to engage businesses through a competitive pricing model. Interested parties must submit their tenders by 25th November 2025, with the contract period scheduled from April 1st to April 30th, 2026. The project will be executed according to high craftsmanship standards and must comply with heritage and planning regulations, offering a comprehensive legal structure considering UKPGA 2023/54. This tender represents significant opportunities for businesses specialised in heritage building preservation and construction services. Companies with expertise in masonry, craftsmanship, and experience with historic sites will find this project particularly suitable. With a budget of £48,000, this contract encourages local economic contributions and supports sustainable project delivery. An SME-friendly approach is adopted, which could assist small and medium enterprises to enhance their portfolios with heritage site experience. Engaging in this project not only aids in refining skills but also positions companies to compete in future heritage conservation tenders within the UK, fostering business growth and industry credibility. ## Notice Gainsborough Town Council invites tenders for the careful removal of an existing glazed conservatory and associated restoration works to the Grade II listed Richmond House, located within Richmond Park, Gainsborough. Works include demolition, masonry repair, joinery, sash window manufacture and installation, internal making good, decoration, and compliance with planning and heritage conditions. 1. Programme & Site Access * Contractor to supply a proposed programme of works for approval before commencement. * Access routes and site arrangements must be coordinated to avoid unnecessary disruption to site users and maintenance operations. ________________________________________ 2. Planning & Consent Conditions All works must be undertaken in accordance with the following approved drawings: * Ref: RD:5236 - 04 Rev A (June 2024) - Existing Site Plan * Ref: RD:5236 - 03 Rev C (June 2024) -Plan and Elevations * Ref: RD:5236 - 07 Rev B (June 2024) - Window Details for Reception and Office. * Ref: RD:5236 - 08 Rev B (June 2024) - Site Plan (Extension & Window Details Only). Condition 3 - Masonry Samples * No new masonry to be installed until brick and stone samples have been submitted to and approved by the Local Planning Authority (LPA). * Samples to include a test panel of brickwork (type, bond, mortar, finish) and proposed sills and heads. Condition 4 - Window & Joinery Drawings * Prior to installation, 1:20 scale drawings to be submitted for approval, showing materials, finishes, protective coatings, cross-sections, glazing details, and colour proposals. Condition 5 - Brickwork Cleaning * Method Statement to be submitted for approval before commencement of any brick cleaning, in compliance with BS 8221-1:2012. * Works must strictly follow the approved methodology. ________________________________________ 3. Description of Works 3.1 Demolition of Existing Extension * Carefully dismantle the glazed extension to prevent damage to the main structure and surrounding site. * All arising debris to be cleared and disposed of in accordance with regulations. 3.2 Removal of Base and Floor Construction * Break out the existing slab and base down to the level of adjoining paving. * Dispose of waste safely and responsibly. 3.3 External Wall Alterations * Remove render, plaster, and paint to walls affected by removal of structure. * Repoint brickwork with lime-based mortar. * Rebuild external wall sections as required, forming new window openings with matching lintels and sills. 3.4 Timber Sash Windows * Manufacture and install two new hardwood sliding sash windows to replicate the original appearance. * Include sash weights, ironmongery, and detailing in line with existing style. * All units to comply with approved drawings. 3.5 Internal Making Good * Repair disturbed walls, ceilings, and joinery to match existing finishes. * Apply lime plaster to walls and ceilings. * Use joinery-grade softwood for replacement or repairs. 3.6 Decoration & Finishes * Prepare and paint all new plasterwork and joinery. * Paint sash windows internally and externally. * Decorate affected doors and frames, with colour schemes approved in advance. 3.7 Site Management & Documentation * Provide temporary site facilities, security, and welfare as necessary. * Submit RAMS, Construction Phase Plan, and maintain a Health & Safety File in compliance with CDM. ________________________________________ 4. Quality & Standards * All works to be executed to a high standard of craftsmanship. * All materials must be new, high quality, and consistent with the historic character. * Works must comply with: o National heritage and listed building policies. o Relevant British Standards and current Building Regulations. o Health & Safety legislation. ________________________________________ 5. Completion & Handover * At practical completion, provide warranties, certification, and maintenance instructions. * Leave the site tidy and free from construction waste. ## Key Details | Field | Value | | --- | --- | | Publication source | Find A Tender Service | | Latest notice | https://www.find-tender.service.gov.uk/Notice/068926-2025 | | Notice type | UK4 - Tender Notice | | Procurement type | Standard | | Procurement category | Works | | Procurement method | Open | | Procurement method details | Below threshold - open competition | | Tender suitability | SME | | Awardee scale | Not specified | | All stages | Tender | ## Dates | Field | Value | | --- | --- | | Publication date | 28 Oct 2025 | | Submission deadline | 25 Nov 2025 | | Future notice date | Not specified | | Award date | Not specified | | Contract period | 31 Mar 2026 - 30 Apr 2026 | | Recurrence | Not specified | ## Values | Field | Value | | --- | --- | | Tender value | £48,000 | | Lots value | £48,000 | | Awards value | Not specified | | Contracts value | Not specified | ## Status | Field | Value | | --- | --- | | Tender status | Active | | Lots status | Active | | Awards status | Not specified | | Contracts status | Not specified | ## Buyer | Field | Value | | --- | --- | | Main buyer | GAINSBOROUGH TOWN COUNCIL | | Locality | GAINSBOROUGH | | Post town | Doncaster | | Postcode | DN21 2RJ | | Country | England | | ITL 1 | TLF East Midlands (England) | | ITL 2 | TLF3 Lincolnshire | | ITL 3 | TLF30 Lincolnshire CC | | Local authority | West Lindsey | | Electoral ward | Gainsborough North | | Westminster constituency | Gainsborough | | Delivery location | TLC North East (England), TLD North West (England), TLE Yorkshire and The Humber, TLF East Midlands (England), TLG West Midlands (England), TLH East (England), TLI London, TLJ South East (England), TLK South West (England) | ## CPV Codes ### Divisions - 45 - Construction work ### Codes - 45111100 - Demolition work - 45262500 - Masonry and bricklaying work - 45421132 - Installation of windows - 45442100 - Painting work - 45454100 - Restoration work ## Release History - 28 Oct 2025 at 12:24 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/068926-2025 ## Documents - https://www.find-tender.service.gov.uk/Notice/068926-2025 28th October 2025 - Tender notice on Find a Tender - https://gainsborough-tc.gov.uk/council-business/town-council-tenders/ - https://westlindsey-publicportal.statmap.co.uk/horizoNext/publicportal/planningapplications/148525 - https://westlindsey-publicportal.statmap.co.uk/horizoNext/publicportal/planningapplications/148524 - https://www.find-tender.service.gov.uk/Notice/Attachment/A-6713 - https://www.find-tender.service.gov.uk/Notice/Attachment/A-6714 - https://www.find-tender.service.gov.uk/Notice/Attachment/A-6715 - https://www.find-tender.service.gov.uk/Notice/Attachment/A-6716 - https://www.find-tender.service.gov.uk/Notice/Attachment/A-6717 - https://www.find-tender.service.gov.uk/Notice/Attachment/A-6718 ## Notice URLs - https://gainsborough-tc.gov.uk/ - https://www.legislation.gov.uk/ukpga/2023/54/contents ## Provenance This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-h6vhtk-05d526. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-05d526.json.