Source: https://tendernation.io/opportunities/01a13bb9-26bc-7336-8f48-940eda7adb72/calibration-services-framework pending GB open procedure Suitable for SMEs # Calibration Services Framework [Network Rail Infrastructure Limited](https://tendernation.io/buyers/network-rail-infrastructure-limited) Estimated value £30,800,000 Published 2 May 2025 Deadline Rolling deadline ## 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. - Sets up a framework Winning a place does not guarantee work: contracts are awarded later as call-offs, and the list usually stays closed for years. - 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 Network Rail seeks a competent Supplier to deliver comprehensive services for the calibration, certification, inspection, safety testing, and authorised repair of Inspection, Measuring and Test Equipment (IMTE) used across its national rail infrastructure. This Request for Information (RFI) to better understand the current capabilities available and market appetite for the Calibration Services requirement. High Level Scope: - All calibration and testing services are performed to manufacturers' specifications, or where unavailable, in accordance with Rail Group Standards or Network Rail Standards, particularly NR/L2/RMVP/0172 and NR/L3/RMVP/0201. - Calibrations are traceable to National Standards through UKAS-accredited laboratories or equivalent. - Failures are managed through a clear process, with notification to Network Rail of any deviations and associated risks. High-Level List of IMTE in Scope (incluing but not limited to) - General Measuring Equipment - Track Inspection Equipment - Welding Equipment - Ultrasonic Testing Equipment - Survey Equipment - ESD & Electrical Testing Equipment - Oxy-fuel gas pressure equipment ## CPV classification Calibration services Source Find a Tender (UK) · Notice ocds-h6vhtk-050c0d-2025-05-02T11:19:04+01:00 [View official notice](https://www.find-tender.service.gov.uk/Notice/ocds-h6vhtk-050c0d-2025-05-02T11:19:04+01:00) 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 Network Rail Infrastructure Limited: past awards and live tenders](https://tendernation.io/buyers/network-rail-infrastructure-limited) [Sector More Repair & maintenance services tenders](https://tendernation.io/sectors/repair-maintenance) ## More tenders like this [Grounds Maintenance Contract · Wickersley Parish Council · 33 days left · 20 Nov 2026](https://tendernation.io/opportunities/01a14ee2-2318-7242-ab15-efa9489211de/grounds-maintenance-contract) [Fire Safety Equipment Maintenance and Repairs · Ashford Borough Council · 23 days left · 10 Nov 2026](https://tendernation.io/opportunities/01a14571-3623-737d-a51d-7934161519b0/fire-safety-equipment-maintenance-and-repairs) [Arboricultural services - Tree works operations · London Borough Of Islington · 5 days left · 23 Oct 2026](https://tendernation.io/opportunities/01a13b64-8536-7181-9418-13e510ec7107/arboricultural-services-tree-works-operations) [Repair, maintenance and associated services of vehicles and related equipment – ICP20270002 - AQUISIÇÃO DE SERVIÇOS DE MANUTENÇÃO E ASSISTÊNCIA TÉCNICA A VIATURAS MULTIMARCA DA FROTA AUTOMÓVEL DO SESARAM, EPERAM · Serviço de Saúde da Região Autónoma da Madeira, EPERAM · 30 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a1420f-fdf2-70e3-a17b-2e7fcf2c0177/portugal-repair-maintenance-and-associated-services-of-vehicles-and-related-e) [Repair and maintenance services – Marché Maintenance multitechnique ENSAIT · Ensait · 31 days left · 18 Nov 2026](https://tendernation.io/opportunities/01a14210-00d9-72e7-9aac-e2b22316d4c8/france-repair-and-maintenance-services-marche-maintenance-multitechnique-ens) [Repair and maintenance services – Dynamic purchasing system (DIO) purchase of handicraft services · Værnesregionen Innkjøp · 2188 days left · 14 Oct 2032](https://tendernation.io/opportunities/01a14210-0124-70ed-af0a-f1a9457d69ac/norway-repair-and-maintenance-services-dynamic-purchasing-system-dio-purch)