House extensions work of the kind we carry out in Bedford

House Extensions in Bedford

More Victorian and Edwardian houses than anywhere else we work, on clay, under trees, and half an hour from us.

Bedford was built in a hurry in the nineteenth century, and it is the town where we extend the most period houses. The terraces around Castle Road, Queens Park and Black Tom, the big Edwardian villas along De Parys Avenue and Kimbolton Road, the interwar semis at Putnoe and Goldington, then the postwar estates at Brickhill and Kempston and the new housing at Great Denham and Wixams. Each one extends differently, and the villas in particular reward a well designed rear extension.

Bedford is Bedford Borough Council, a unitary authority separate from both Milton Keynes and Central Bedfordshire, with its own local plan, its own conservation areas over the town centre and the Castle Road area, and its own building control service. We work under all three councils and keep them straight.

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A completed single storey rear extension in matching red brick with wide bifold doors onto a lawn

Five star

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£5m

Public liability

10+

Years’ trade experience

Family run

Milton Keynes based

Clay, trees and the Edwardian villas

Bedford sits on Oxford Clay, which shrinks in a dry summer and swells in a wet winter, and the town is full of mature trees. That combination is the classic recipe for deep foundations. An extension near a large tree here can need trenches well past a metre, sometimes a good deal more, and Building Control will expect the depth to follow the tree species and distance rather than a standard figure. We price it once we have seen the garden, not from a phone call. Closer to the Great Ouse the flood zone maps come into it as well.

The Edwardian villas are the pleasure of working in Bedford. Solid walls, high ceilings, good original joinery and enough garden for a full width rear extension with a lantern over a new kitchen. The care is at the junction: a breathable detail against the old solid wall, timber lintels that have carried the house for a century, and floors ventilated from beneath. General local guidance, all of it, confirmed on the visit.

Typical works can include

Every project in Bedford is different. Depending on the agreed scope, works may include:

Site setting out, excavation and muck away
Foundations, oversite, drainage runs and inspection chambers
Cavity blockwork and matched facing brickwork
Steel beams and padstones to the engineer’s calculations
Flat or pitched roof, insulation, membranes and rainwater goods
Bifold, sliding or French doors, windows and roof lanterns
First fix and second fix carpentry, electrics and plumbing by our trades

The full list, and how we run the job, is on the main house extensions page.

Questions from Bedford

Do you really cover Bedford from Milton Keynes?

Yes. Bedford and Kempston are thirty minutes from our base and we have always taken on extensions and renovations there. For a job of several weeks the travel makes very little difference to the cost, and it is the kind of period house work we enjoy.

Why are foundations in Bedford so deep?

Clay and trees. Oxford Clay moves with the seasons, and tree roots dry it out further, so a foundation has to go below the zone that moves. Near a big tree that can be well over a metre. The alternative is an extension that cracks in its first dry summer, which is why Building Control insist on it and why we dig a trial hole before the engineer finalises the design.

Will I need planning permission for my extension?

Often not. A single storey rear extension can usually go to 3 metres on a semi or terrace and 4 metres on a detached house under permitted development, with a 4 metre height limit and a tighter one within 2 metres of the boundary. You also cannot cover more than half the land around the original house.

The Larger Home Extension route can take those depths further, but it requires prior approval from Milton Keynes City Council before work starts and that process takes time. Conservation areas, listed buildings and properties that have had permitted development rights removed are all different again.

This is general guidance rather than planning advice, and the position depends entirely on your property and what has been built before. We can flag the likely requirements at the first visit and advise when confirmation should be obtained from the council or an appropriate professional.

How long will the work take?

It depends on the job, and anyone who gives you a number without seeing the house is guessing. As a rough guide: a bathroom is two to three weeks, a kitchen refit two to four, a single storey rear extension is usually ten to fourteen weeks from breaking ground, and a full house renovation runs three to six months depending on scale.

Weather, Building Control inspections and lead times on windows, doors and kitchens all move those numbers. We build realistic float into the programme rather than promising a date we cannot hold.