The £1.5 billion (€1.76bn) Oxfordshire Strategic Rail Freight Interchange (OxSRFI) has entered a six-month planning examination that will test whether the UK's modal-shift ambitions can survive scrutiny of the warehousing and highway works attached to it.

The Planning Inspectorate opened the formal process on 29 September with a preliminary meeting on the principle, scope, need and alternatives of the development. A second hearing on 30 September tackled environmental matters and the draft Development Consent Order.

What does the project actually include?

The scheme sits near Ardley, south-west of Junction 10 of the M40 motorway, with a rail terminal linked to the Chiltern Main Line. The rail component is only part of the picture. Oxfordshire Railfreight Limited, the special-purpose vehicle promoting the project, is seeking consent for up to 603,850 square metres of distribution and logistics floorspace — roughly 6.5 million square feet — plus associated mezzanine space.

Mountpark, the would-be developer, estimates the scheme could create more than 9,000 jobs and contribute £361.2 million annually to the national economy. In the developer's framing, OxSRFI responds directly to the Government's National Networks National Policy Statement, which identifies strategic rail freight interchanges as nationally significant infrastructure. The site also sits within the Oxford-Cambridge Growth Corridor, a designated priority zone for logistics expansion.

Why are campaigners fighting the scale?

The Oxfordshire branch of the Campaign to Protect Rural England (CPRE) backs the principle of moving freight by rail but warns that the proposal risks becoming primarily a warehousing and road-development project. Campaigners have also questioned whether the environmental costs and the loss of agricultural land can be justified by the modal shift the terminal might deliver.

The supporting road works underline that concern. The application covers:

• Improvements at M40 Junctions 9 and 10
• An Ardley Bypass
• The Heyford Park Link Road
• The Middleton Stoney Relief Road
• Gauge-clearance works at Ardley Tunnel

What do local authorities want examined?

Cherwell District Council, the autonomous local planning authority, has not opposed OxSRFI outright. It has registered as an Interested Party in the examination. Its submission raises ecological mitigation, protected species, biodiversity net gain, landscape effects and the historic character of the surrounding countryside.

The council has also requested further evidence on the intermodal terminal's viability, including the availability of rail freight paths on the Chiltern Main Line and the technical requirements for gaining efficient rail access.

What changes for shippers, forwarders and intermodal operators?

For intermodal operators and 3PLs, the outcome will dictate whether a new inland terminal — capable of handling container flows between the Midlands and the south-east — reaches the network. Britain's strategic rail freight interchange pipeline has stalled for years, with several schemes held up by planning or local opposition. A rejection at OxSRFI would reinforce that pattern. Conditional approval would hand developers a benchmark for how much warehousing footprint the Planning Inspectorate will tolerate alongside new rail capacity.

When does a decision arrive?

The Planning Inspectorate has six months to examine the application and recommend a course of action to the Secretary of State for Transport. A binding decision on the £1.5 billion project is therefore not expected until 2027.

The controversy crystallises a wider problem for British rail freight. Strategic interchanges need large sites, distribution warehouses and supporting road infrastructure — a package local authorities rarely welcome at face value. OxSRFI's examination will determine whether the scheme can demonstrate enough rail benefit to justify its overall footprint, shaping the pace at which new intermodal capacity comes online in the corridor linking Oxford and Cambridge.