Source: https://tendernation.io/opportunities/01a13bcf-bec8-705d-bb6d-0aa97fe79038/the-upgrade-and-replacement-of-lv-electrical-infrastructure-to-buildings-112-1 awarded GB open procedure Suitable for SMEs # The upgrade and replacement of LV electrical infrastructure to buildings 112 & 113 [Health and Safety Executive](https://tendernation.io/buyers/health-and-safety-executive) Estimated value £290,000 Published 13 Mar 2026 Deadline Closed 24 Nov 2025 ## Who can bid - Buyer says suitable for SMEs The buyer ticked “suitable for SMEs” on the notice. Anyone can still bid. - Buyer says suitable for VCSEs The buyer ticked “suitable for voluntary, community and social enterprises” on the notice. - Below-threshold contract Buyers cannot shortlist bidders on suitability before tenders are in, so everyone gets to submit a bid (except some larger works contracts). [Procurement Act 2023, section 85](https://www.legislation.gov.uk/ukpga/2023/54/section/85) - Open procedure Anyone can submit a full tender; there is no shortlisting stage. [More contracts for small businesses and VCSEs](https://tendernation.io/opportunities/for-small-businesses) ## About this tender HSE have a requirement to replace life expired LV electrical infrastructure within buildings 112 and 113 to ensure continuity of service for both its current and future explosives/energetic materials research programmes utilising these facilities. Additional works are required to provide a separate supply to each building, as they are currently daisy chained. This is to include the replacement of switchgear within the nearby substation housed in Building 116. Refurbishing the buildings' electrical infrastructure will allow Science Division to continue further research on current HSE research projects, while upgrades to switchgear will futureproof this area of site against changing requirement as new and emerging threats develop requiring research. Delivery of this project will support the HSE Inspectorate, via an increased understanding during incident investigations and research work into new explosive manufacturing technologies. ## CPV classification Construction work Source Find a Tender (UK) · Notice ocds-h6vhtk-05d440-2026-03-13T10:15:42Z [View official notice](https://www.find-tender.service.gov.uk/Notice/ocds-h6vhtk-05d440-2026-03-13T10:15:42Z) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. [Track tenders free](https://tendernation.io/register) [Buyer profile Health and Safety Executive: past awards and live tenders](https://tendernation.io/buyers/health-and-safety-executive) [Sector More Construction work tenders](https://tendernation.io/sectors/construction-work) ## More tenders like this [Bannister Sports Centre Athletic Track Soft Market Testing Exercise · Harrow Council · 38 days left · 26 Nov 2026](https://tendernation.io/opportunities/01a1540d-d9e4-71cb-ad57-1603e9042fec/bannister-sports-centre-athletic-track-soft-market-testing-exercise) [Construction work – (WZNOWIONE POSTĘPOWANIE) Budowa i przebudowa kogeneracji gazowych o łącznej mocy 4,636 MWe i 5,729 MWt w Elektrociepłowni Ciechanów · Elektrociepłownia Ciechanów sp. z o.o. · 7 days left · 26 Oct 2026](https://tendernation.io/opportunities/01a156a9-8e72-7024-a07c-4da735079800/poland-construction-work-wznowione-postepowanie-budowa-i-przebudowa-kogene) [Demolition work – Rück- und Neubau Lichthochmaste · Hamburg Verkehrsanlagen GmbH · 6 days left · 26 Oct 2026](https://tendernation.io/opportunities/01a156a9-6ef0-7276-94e2-d5fa0cb2d6c7/germany-demolition-work-ruck-und-neubau-lichthochmaste) [Heating plant construction work – Petrašiūnų elektrinės elektrifikacija, įrengiant elektros energijos kaupimo įrenginius, dyzelinį generatorių ir rekonstruojant 6 kV skirstyklą (projektavimas ir rangos darbai) · Akcinė bendrovė „Kauno energija“ (PV) · 6 days left · 26 Oct 2026](https://tendernation.io/opportunities/01a156a9-6f1d-727f-a077-bc25dec93b92/lithuania-heating-plant-construction-work-petrasiunu-elektrines-elektrifikac) [Floor-covering work – Universität Leipzig, Leuschnerplatz, Global Hub, Forschungsneubau · Staatsbetrieb Sächsisches Immobilien- und Baumanagement, Zentrale, Zentralstelle Vergabe- und Vertragsmanagement · 2 days left · 22 Oct 2026](https://tendernation.io/opportunities/01a156a9-acfc-73ee-baab-9e699f88521a/germany-floor-covering-work-universitat-leipzig-leuschnerplatz-global-hub) [Building construction work – Budowa budynku mieszkalnego wielorodzinnego wraz z infrastrukturą techniczną w miejscowości Szczucin · KZN SIM Tarnów Sp. z o.o. · 6 days left · 26 Oct 2026](https://tendernation.io/opportunities/01a156a9-d859-7328-9ee6-a304ce645326/poland-building-construction-work-budowa-budynku-mieszkalnego-wielorodzinneg)