Solar PV at Grange Leisure and Community Centre

{
  "buyer": {
    "id": "GB-PPON-PQVC-9478-XVCQ",
    "name": "Stratton St Margaret Parish Council"
  },
  "date": "2025-10-13T12:16:59+01:00",
  "id": "064703-2025",
  "initiationType": "tender",
  "language": "en",
  "ocid": "ocds-h6vhtk-05ae27",
  "parties": [
    {
      "address": {
        "country": "GB",
        "countryName": "United Kingdom",
        "locality": "Swindon",
        "postalCode": "SN2 7JX",
        "region": "UKK14",
        "streetAddress": "Meadowcroft Community Centre"
      },
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        "email": "info@strattonstmargaret.gov.uk"
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      "details": {
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            "description": "Public authority - sub-central government",
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      "name": "Stratton St Margaret Parish Council",
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    "description": "We are delighted to extend this invitation to tender for the design and installation of a roof mounted Solar PV system at Grange Leisure and Community Centre in Swindon. The proposed project seeks to optimise the existing roof space, providing opportunity for electricity generation as part of our continued efforts to reduce our carbon footprint.\nWe invite experienced firms with a proven track record in Solar PV design and installation to participate in this tender process. Your expertise and knowledge will play a fundamental role in the success of this major investment. \nWe look forward to receiving your proposals and collaborating on this project. \nWho are we?\nThe Parkwood Group of companies are leading providers of support services to public and private sector clients. The Group employs over 4,500 people throughout the UK providing services which include leisure management, green space management, healthcare, consultancy, and management of PFI projects. \nTimescales\nMilestone\tDate\nTender issue\t13/10/2025\nTender deadline\t14/11/2025\nTender review \t17/11/2025 - 28/11/2025\nTender clarifications\t28/11/2025 - 12/12/2025\nTender award\t08/01/2026\nDetailed design phase\tTBC\nProposed construction start \tTBC\nContact information \nIf you have any questions with regards to this tender, or would like to arrange a site visit, please contact Lee Wiseman, the site manager via email - lee.wiseman@lexleisure.org.uk and Joel Kirby, Parkwood Leisure Energy and Sustainability Manager - joel.kirby@parkwood-leisure.co.uk\n1.0 - Scope of works\n1.1 - Existing site Information \nThe solar PV system shall generate electricity from sunlight using photovoltaic panels. The system shall consist of solar panels, mounting structures, inverters, electrical wiring, and associated components.\nAddress:\tGrange Leisure and Community Centre, Grange Dr, Swindon SN3 4JY\nThe roof shown in red should be considered as part of this tender return. Structural assessment should be carried out to assess additional loads and should be considered as part of the tender return.\nCategory\tConsideration\tRequirement \nStatutory consents \tPermitted development\tRequired. Subject to prior approval. This will be submitted by the successful tenderer. \n\tPlanning permission\tSubject to prior approval. This will be submitted by the successful tenderer.\n\tListed building consent \tNot required.\n\tConservation area\tNo.\n\tDNO \tG99 application must be submitted by the successful tenderer. Any follow-up permissions, such as G100 and continued liaison with the DNO is the responsibility of the  successful tenderer. This includes witness testing which is to be performed at no impact to the operation of the facility. \n\tBuilding regulations\tContractor must conform to all relevant building regulations.\nEnvironment \tSolar shading analysis \tRequired.\n\tGlare analysis \tNot required.\n*subject to prior approval conditions. \nRoof compatibility \tOrientation \tOptions available.\n\tStructural assessment \tRequired.\n\tRoof defects / condition\tNot to our knowledge.\n\tMaterials\tMix, to be confirmed on the site visit.\n\tAge \t\n\tWarranty \tNo.\n\tAccess\tScaffold\nBudget\tBudget Constraints\tThe project budget is \u00a350,000+VAT. This should be considered within tender returns.\nElectrical infrastructure\nThe contractor must ensure that the mains distribution has sufficient capacity to handle the additional load and that the wiring and components are in good condition. It may be necessary to upgrade or make adjustments to the electrical infrastructure during the installation process.\nComments:\tTo be reviewed during site visits.\nDocument checklist \nProvided by the client \nDocument\tAppendix\nBuilding plans - showing plant / switch room location \tSite visit required.\nRoof plan \tAppendix 1\nRoof surface O\u0026M\tSite visit required.\nElectricity consumption data\tAppendix 4\nElectrical schematics incl. metering strategy\tN\nPhotographs of roof areas and switch rooms\tAppendix 3\nAsbestos report \tAppendix 2\nCompartmentation plans \tTo be confirmed\nFire Safety RC62 Checklist\tAppendix 5\nProject outcomes\nProvided by the client \nEnergy goals \tComments (Y/N)\nOffset a certain percentage of energy consumption \tThe scheme should be suited to the roof size, building load as designed by the contractor and budget highlighted above.\nCompletely energy independent \tNo\nContribute to environmental sustainability \t-\nEmployer\u0027s requirements\nSolar panels\tThe manufacturer, type and model of solar panel modules can be selected by the tenderer, subject to approval by PL.\n\tThe panels shall meet international standards for performance, durability, and safety.\nMounting structures\tThe mounting structures shall securely support the solar panels on the desired installation location (e.g., ballasted - rooftop). \n\tThe structures shall be made of corrosion-resistant materials suitable for outdoor installation.\n\tThe design shall take into account wind loads, snow loads, and other environmental considerations specific to the installation location - in accordance with the structural information provided. \nInverters\tThe solar PV system shall include grid-tied inverters capable of converting the DC power generated by the solar panels into AC power for use or export to the grid. The required manufacturer for this scheme is Solis.\n\tThe inverters shall have a minimum efficiency of 93 - 96%. \n\tThe inverters shall meet relevant international safety standards and have built-in protection mechanisms against overvoltage, overcurrent, and other electrical faults.\n\tInverters should be located in well-ventilated spaces that do not exceed the optimum / recommended operating temperatures. \n\tInverters should always be mounted on fire-rated surfaces. \n\tInverters should be installed as close to the solar array as possible to reduce power losses. \n\tInverters should be protected from the elements, positioned away from direct sunlight, rain, snow, etc. \nElectrical wiring and protection\tThe system shall include appropriate electrical wiring to interconnect the solar panels, inverters, and other components.\n\tThe wiring shall be sized correctly to minimise losses and comply with local electrical codes and regulations. \n\tProtection devices, such as surge protectors, circuit breakers, and disconnect switches, shall be installed as per applicable safety standards.\n\tAll cabling will be fully supported and secured in cable trays. \n\tAll cabling will be labelled accordingly, and be weather-proof when external.\n\tWiring diagram, providing the routes of cabling (including external cable runs) will be provided as part of the system O\u0026Ms.\nBatteries\tIt is not anticipated that there will be a requirement for batteries for this project. \nMonitoring and control \tThe solar PV system shall incorporate a monitoring and control system to track system performance, energy production, and potential issues. \n\tThe monitoring system shall provide real-time data on energy generation, consumption, and system health through the Solis interface.\nInstallation and commissioning\tThe solar PV system shall be installed by qualified personnel following industry best practices and local regulations.\n\tA comprehensive commissioning process shall be conducted to ensure the system operates as intended and meets performance specifications. \n\tAll necessary permits and approvals shall be obtained before installation and commissioning.\nWarranty and maintenance\tThe solar panels, inverters, and other system components shall have a warranty period of:\n\u25cf\tSolar PV panels - 20 years\n\u25cf\tSolar PV - inverters - 10 years\n\u25cb\tOption for extended warranty required.\n\u25cf\tMounting system - 20 years\n\tThe warranty shall cover defects in materials and workmanship and guarantee a minimum performance output over the warranty period. \n\tA recommended maintenance plan shall be provided to ensure optimal performance and longevity of the system.\n\tThe contractor shall ensure that there\u0027s a nearby water connection to enable cleaning of the solar PV panels. \n\tThe contractor shall ensure that there\u0027s a nearby electrical connection to enable cleaning the solar PV panels. \n\tSolar panel placement: panels should be accessible to clean and inspect without excessive leaning or specialist equipment. \n\tInverter placement: technicians should be able to reach the inverters without difficulty for routine inspections, repairs, or replacements if needed. Always follow manufacturers instructions for specified distances between individual inverter units. \n\tThe design shall not restrict rainwater run-off from the existing roof structure. Gulleys must be left exposed to enable roof cleaning / maintenance.\n\tThe contractor shall provide the employer a collateral warranty of 5 years. \n\tThe contractor will provide a comprehensive operational and maintenance manual, detailed drawings, schematics, handover training with the site team and 12-months of soft landing / servicing support (in the event of issues arising in accordance with the collateral warranty) and electrical compliance checks.\nAccess\tThe contractor will provide all necessary access equipment to safely complete the installation, in accordance with relevant health and safety regulations. \nH\u0026S\tThe contractor will comply with the Construction Design Management (CDM) Regulations 2015, adopting the role of Principal Contractor, and where also responsible for design, Principal Designer. \n\tThe scheme will be compliant with RC62 and a full RC62 checklist will be completed and submitted as part of the design and handover process. This includes the installation of a fireman\u0027s switch and full integration at the fire panel.\n\tA pre and post fire-risk assessment must be completed at design and handover of the scheme.\nContracts \tThe contractor will enter into a JCT Minor Works Contract, or with Contractor\u0027s Design elements depending on the package. \nFinances \tContractor to carry out a detailed financial assessment including upfront cost, available incentives or rebates, potential energy savings, and return on investment.",
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