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Practical advice from a Chartered Civil Engineer who builds.
Practical guides for homeowners planning an extension, loft conversion or renovation in South Manchester and Cheshire. Written by Dr Omid Khalaj, a Chartered Civil Engineer and the director of Everstone Build & Development, they cover costs, planning, structure and party walls in plain English.
In short Honest, specific advice from an engineer who builds. Start with the cost guide if you are at the budgeting stage.
Articles
25 September 2026 · 5 min read How much does a house extension cost in South Manchester in 2026? A single-storey extension in South Manchester typically starts from around £2,000 to £2,800 per square metre plus VAT for the build, before kitchens and finishes. Here is what that figure includes, what it does not, and what moves the price.
Read the guide 25 September 2026 · 5 min read Permitted development vs planning permission for extensions in Cheshire: a homeowner's guide Many single-storey rear extensions and loft conversions can be built under permitted development, but conservation areas, flats, earlier extensions and Article 4 directions all change the answer. Here is how to work out where your project sits.
Read the guide 25 September 2026 · 5 min read Why your builder should be an engineer (and what CEng MICE actually means) At Everstone, your project is led by a Chartered Civil Engineer from the first conversation to final handover. Here is what the letters after the name mean, and what difference they make to your project.
Read the guide 25 September 2026 · 5 min read Loft conversion feasibility: 5 things to check before you get drawings done Not every roof is ready for a loft conversion. Head height, roof structure, the stairs, the floor and the permissions decide what is possible. Check them before you pay for drawings.
Read the guide 25 September 2026 · 5 min read What a double-storey rear extension involves, from brief to handover A double-storey rear extension adds living space downstairs and bedrooms upstairs in one project. Here is what happens at each stage, and where the important decisions are made.
Read the guide 25 September 2026 · 5 min read Party wall agreements explained for semi-detached homeowners If you live in a semi and plan an extension or loft conversion, the Party Wall etc. Act 1996 almost certainly applies. Here is when you need to serve notice, what the timescales are and how to avoid delays.
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