One company, one contract, one contact… no problem

Measuring, designing and engineering the UK's railways

A unique pre-construction services company, we work in partnership with contractors, consultants and more, measuring, designing and engineering the nation's railways. Part of The SEP group, we've been adding value to our clients' projects for over 30 years.

Our Services

A leading multi-disciplinary surveying company trusted by some of biggest names in rail, we’re the UK’s fastest growing railway pre-construction services firm.

Below you’ll find just a snapshot of our most popular services…

Railway Track Surveys

From simple plain line to complex S&C, every year our experienced, RISQS approved team survey hundreds of miles of railway track for some of the rail industry’s most recognisable firms.

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From depots and platforms to embankments, car parks and more, our experienced and professional land surveyors deliver precision topographical surveys of the UK’s rail network in accordance with Network Rail Standard NR/L2/TRK/3100.

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Working to Network Rail Standard NR/L2/TRK/3203 and using cutting-edge laser measurement equipment, we deliver the profile and vital clearance information your railway projects so desperately need.

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From height and stagger surveys and HDS surveys of infrastructure to utility mapping and control network installation, our OLE surveys are essential for any client seeking to undertake track or civils design works on or adjacent to OLE routes.

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An accurate control network is the underpinning foundation of any survey. Our fully-verified control stations and networks provide both you and your client with the utmost confidence in any survey data produced.

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Our market-leading airborne survey solution allows us to carry out sub-5mm UAV surveys without physically needing to gain access to the railway infrastructure.

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Every time your team breaks ground, there’s a risk of striking a utility. Our utility mapping specialists use the very latest technology to mitigate your risk on site, keeping you, your team and your clients safe.

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Using the very latest robotic total stations and HDS technology, our measured building survey teams deliver accurate, intuitive plans and models of your structures, all in accordance with Network Rail Standard NR/L2/TRK/3100.

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Working throughout the nation for some of its largest and most recognisable engineering firms, our monitoring department provides both manual and automated track monitoring services in accordance with Network Rail Standard NR/L2/CIV/177.

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Employing the very latest in structural monitoring technology, we deliver the essential data your projects need, direct to your inbox, phone or our our cutting edge monitoring portal. In doing so, we keep your team safe and your projects on track.

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As demand for BIM-compliant projects increases, so does the pressure on surveying firms to deliver. Our BIM / Revit team support other firms, either complementing their existing teams or becoming their BIM department altogether.

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From a single setting out engineer to the very latest in satellite and laser-guided machine control systems, we provide experienced, professional and flexible site engineering support to rail, civils and construction projects throughout the UK.

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From possession planning and line blocks to isolations and paperwork production, our planning specialists supply the access your projects need to progress smoothly.

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From initial inspection to diagnosis, jetting and repairs, our specialist drainage team provides a 24/7 CCTV drainage survey service to the rail, construction and civils sectors.

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Our professional drilling teams and geotechnical engineers add value to your railway projects, from initial consultation and desktop investigations to testing, the production of factual reports and, ultimately, recommendations.

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Get in touch

Want more info on our services? Looking for a quotation?
Call 01904 403 322 or fill out the form below.

What our clients say

We’re one of the UK’s fastest growing railway surveying firms. In fact, in the past 12 months, we’ve delivered countless rail projects for clients throughout the nation.

Want to know why our clients are so loyal to us? Let them tell you in their own words…

Why choose SEP Rail Services?

One company, one contract, one contact

Thanks to our 'one stop shop' business model, you no longer have to chop and change between multiple survey firms. With SEP Rail Services, you can procure almost all of your pre-construction surveys directly from one organisation.

We employ only the best and brightest people

We’ve filled our ranks with the most experienced, knowledgeable and capable professionals in the rail industry. Our continuous training and development programs help ensure that they stay at the top of their game.

We provide first class customer service

From the moment you make contact to the second your drawings are delivered, our team will deal with you efficiently, proactively and politely. We promise to treat you with the respect and consideration you deserve.

Our team has a proven track record

Each and every year, we deliver countless railway surveys for clients throughout the UK, adding significant value to their projects. It's no wonder, therefore, that we've developed a reputation for delivering on our promises.

80% of our work is based upon repeat business

We form genuinely meaningful relationships with our clients built upon a foundation of trust. With over 80% of our work being based upon repeat business, we must be doing something right...

We genuinely care for our people

A truly forward-thinking organisation, we take the wellbeing of our team incredibly seriously, providing both physical and mental health support programs as well as a family-friendly benefits scheme.

We use the very latest survey technology

We're constantly investing in the very latest survey technology and software. The result? Continual improvements in innovation and performance, delivering higher quality data, faster and more cost-effectively than ever before.

We serve the whole of the UK's rail network

From Network Rail infrastructure to the London Underground and DLR, our teams travel the length and breadth of the country, measuring, modelling and engineering the nation's railways.

Railway Surveys

The fastest growing firm of its type, we’re a multi-disciplinary railway surveying company operating throughout the nation’s railway infrastructure. Bringing together some of the best known and most experienced professionals in the industry, we’ve developed a reputation for delivering first class work, on time and on budget. It’s no wonder, therefore, that we’ve built a genuine following, not only among our clients and partners but also those looking to join a team that genuinely invests in the well being and future of its people.

From plain line and S&C to clearance and utility mapping surveys, we offer an end-to-end survey solution to the UK’s rail industry. An approach epitomised by our motto, ‘One Company, One Contract, One Contact’, this guarantees that you benefit from a single, highly knowledgeable point of contact throughout your projects, regardless of which site, shift or service your enquiry relates to. What’s more, by remaining at the heart of all pre-construction activities, we retain a holistic view of the project, letting us introduce complementary services, processes and deliverables that add genuine value to your projects. By improving efficiency, we reduce our clients’ costs and programmed hours, letting them get on with the business of building and maintaining the railway of tomorrow.

Our highly respected leadership and management team have spent many years working for some of the largest and most reputable names in the sector. Every one of them brings a wealth of knowledge and experience to the table, providing a level of both capability and flexibility that adds immense value to our clients. These people manage a substantial in-house team of railway surveyors, engineers and monitoring specialists. They, in turn, are supported by a network of survey, delivery and HSQE management as well as both possession and SSOW planners.

Rail Surveying Services

Using the very latest equipment and software, we use cutting edge technology to collect, process and manipulate high-precision survey data. Coordinated to all manner of control networks – including local, national and bespoke railway grids – the information we gather is used to design, enhance and expand our country’s railways.

Whether our surveys relate to the track itself, platforms, OLE equipment or something in between, the data, reports and drawings we produce contribute to improvements in speed, capacity, punctuality and safety, making a real, measurable difference to countless commuters and organisations throughout the nation.

Whilst by no means an exhaustive list, some of our most popular services include…

  • Railway track surveys (both plain line and S&C)
  • Topographic surveys
  • Control network installation
  • Gauge clearance surveys
  • OLE surveys
  • Measured building surveys
  • Railway track monitoring
  • Structural monitoring
  • GPR and utility mapping surveys
  • Site engineering
  • CCTV drainage surveys
  • Ground investigation
More Information

To learn more about our railway surveyors or to enquire about a specific type of survey, why not get in touch? A member of our team will be only too happy to assist.

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