--- title: Case studies | eviFile description: Explore eviFile case studies showing how infrastructure programmes use progressive assurance and digital evidence to strengthen control and compliance. --- [![header-logo](https://blog.evifile.com/hubfs/evifile-2026/images/header-logo.svg)](https://evifile.com/) - [Home](https://evifile.com) - [Who we support](https://evifile.com/who-we-support) - [Solutions](https://evifile.com/solutions) - [How it works](https://evifile.com/how-it-works) - Resources - [Webinars](https://evifile.com/resources/webinars) - [Blogs](https://blog.evifile.com/resources/blog) - [Case Studies](https://blog.evifile.com/resources/case-studies) - [White Papers](https://evifile.com/resources/whitepapers) - Company - [About Us](https://evifile.com/company/about-us) [**+44 (0) 113 859 1669**](tel:%3Cb%3E%20+44%20(0)%20113%20859%201669%20%3C/b%3E) [Book a demo](https://evifile.com/book-a-demo) Case studies # Built from complex programme delivery. eviFile supports contractors, asset owners and consultants across **rail, highways and civils, energy and power, water and utilities, and wider infrastructure**. Explore our case studies to see how teams use eviFile to strengthen assurance, improve the quality of project evidence and maintain a reliable golden thread across complex programmes. ![canva image - contractor on mobile flipped-1](https://blog.evifile.com/hs-fs/hubfs/canva%20image%20-%20contractor%20on%20mobile%20flipped-1.png?width=1920&height=992&name=canva%20image%20-%20contractor%20on%20mobile%20flipped-1.png) ![feature image](https://blog.evifile.com/hubfs/E1-wiring-aerial-photo-2048x1505-1.jpg) Case Study Tier-1 contractor Featured ## TransPennine Route Upgrade: 86% Faster Assurance Reviews with eviFile The Transpennine Route Upgrade (TRU) is a major rail improvement programme across the North of England, involving extensive upgrades to railway infrastructure including Overhead Line Equipment (OLE), the electrical equipment used to power... [Read the full case study](https://blog.evifile.com/resources/case-studies/transpennine-route-upgrade-assurance-review) Filter by sector - All - Rail - Energy & Power - Water and Utilities Filter by service - All - Progressive Assurance - Operate & Maintain [Progressive Assurance TransPennine Route Upgrade: 86% Faster Assurance Reviews with eviFile The Transpennine Route Upgrade (TRU) is a major rail improvement programme across the North of England, involving extensive upgrades to railway infrastructure including Overhead Line Equipment (OLE), the electrical equipment used to power trains from...](https://blog.evifile.com/resources/case-studies/transpennine-route-upgrade-assurance-review) [Operate & Maintain Drax Saves Over £2m Digitising Non-Destructive Testing with eviFile During an outage at Drax Power Station, between 3,000 and 8,000 non-destructive tests could be completed across critical fittings, pipework and machinery.](https://blog.evifile.com/resources/case-studies/drax-non-destructive-testing) [Progressive Assurance United Utilities Generates Regulator-Ready Evidence in Seconds Delivering one of the UK’s largest water infrastructure projects meant United Utilities needed complete confidence in the evidence behind every stage of delivery.](https://blog.evifile.com/resources/case-studies/united-utilities-progressive-assurance-case-study) [Progressive Assurance Strengthening Possession Control Across the TransPennine Route Upgrade Across the 122km Transpennine Route Upgrade, Network Rail and its alliance partners used eviFile to establish a consistent digital process for possession reporting, completions and site evidence.](https://blog.evifile.com/resources/case-studies/transpennine-route-upgrade) [Progressive Assurance TransPennine Route Upgrade brings assurance reporting into one place Progressive Assurance relies on having the right information available when it is needed. For the TransPennine Route Upgrade Alliance, that once meant pulling data together from multiple sources and formats before it could be used for reporting.](https://blog.evifile.com/resources/case-studies/transpennine-route-upgrade-assurance-reporting) [Progressive Assurance Real-time Assurance reporting across Network Rail, Alstom, SPL, and TRU Key Facts Working with Transpennine Route Upgrade (TRU) Alliance Partners, Network Rail, Alstom and SPL Provides a real-time Field-to-Control Room insight solution that simplifies the complete management and reporting of Close Calls, feeding reports...](https://blog.evifile.com/resources/case-studies/how-real-time-reporting-improved-management-and-reporting-of-close-calls) [Progressive Assurance How SPL Powerlines Delivered Progressive Assurance On Major Rail SPL Powerlines UK is one of the leading rail electrification businesses in the UK. The company is an experienced overhead line contractor capable of carrying out all aspects of overhead line construction and maintenance – from foundation level to...](https://blog.evifile.com/resources/case-studies/how-spl-powerlines-delivered-progressive-assurance-on-major-rail-project-upgrade) [Progressive Assurance Improving Safety Management And Reporting All contractors and designers working across the UK’s rail network are obligated to log and manage Close Calls to successful close out, reporting back to Network Rail and the Rail Safety and Standards Board (RSSB).\*](https://blog.evifile.com/resources/case-studies/improving-safety-management-and-reporting-across-tru-rail-alliance-partners) [Progressive Assurance How Atkinsréalis Delivered Progressive Assurance AtkinsRéalis is a global engineering and nuclear services organisation delivering complex rail, transportation and infrastructure programmes across the UK and internationally.](https://blog.evifile.com/resources/case-studies/how-atkinsréalis-transformed-wheel-detection-point-reporting-through-digital-assurance) ## Ready to define it, control it and see it? [Book a demo](https://evifile.com/book-a-demo) ![footer-logo](https://blog.evifile.com/hubfs/evifile-2026/images/footer-logo.svg) Data governance and progressive assurance software for complex infrastructure projects. 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Define it. Control it. See it. - [Privacy](https://evifile.com/privacy-policy) - [Terms](https://evifile.com/privacy-policy) - [Contact](https://evifile.com/contact-us) ```json { "@context" : "https://schema.org", "@id" : "https://blog.evifile.com/case-study#webpage", "@type" : "CollectionPage", "description" : "Case studies showing measurable outcomes: £2.4M saved in rework, 70% reduction in admin, 99.9% data accuracy at handover.", "isPartOf" : { "@id" : "https://evifile.com/#website" }, "name" : "eviFile Case Studies — Real-World Results from Major Infrastructure Programmes", "publisher" : { "@id" : "https://evifile.com/#organization" }, "url" : "https://blog.evifile.com/case-study" } ```