Insights  /  Groundworks know-how

Groundwork, explained plainly.

Straight-talking guides on foundations, drainage, driveways and site prep - what the work actually involves, what to look out for, and how to get it done right the first time.

LOG / 08Latest articles
NSV-LOG / 0817 August 2026

Garden Retaining Walls: Permissions, Drainage and Why They Fail

What holds a garden retaining wall up, when planning permission and a party wall notice are needed, and why drainage behind the wall decides how long it lasts.

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NSV-LOG / 0710 August 2026

Garden Room Bases: What Should Actually Go Underneath

Slab, pads or ground screws - what a garden room or garden office needs underneath it, plus the drainage, planning and building regs rules that catch people out.

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NSV-LOG / 063 August 2026

Building Near a Sewer: When You Need a Build Over Agreement

If your extension sits over or within three metres of a public sewer you need Anglian Water's consent before you dig. What that involves, and what it means for the foundations.

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NSV-LOG / 0527 July 2026

Dropped Kerbs in Cambridgeshire: How to Get a Vehicle Crossing Approved

What it takes to get a dropped kerb approved in Cambridgeshire - the Section 184 application, the fee, the six week decision, and the site rules that catch people out.

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NSV-LOG / 0425 July 2026

Drainage and Soakaways: What Cambridgeshire Homeowners Need to Know

How surface water drainage and soakaways work on Cambridgeshire's clay and chalk ground - why fall matters, when you need a soakaway, and how to avoid a wet garden.

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NSV-LOG / 0324 July 2026

What Foundations Does a House Extension Need?

What goes into the ground under a house extension - strip vs trench fill, how deep on clay and near trees, and what building control inspects before you pour.

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NSV-LOG / 0223 July 2026

Do You Need Planning Permission for a New Driveway?

The UK rules on driveways in plain English - the 5 square metre threshold, permeable surfaces, drainage, dropped kerbs and when you actually need permission.

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NSV-LOG / 0123 July 2026

How Much Do Groundworks Cost? A UK Homeowner's Guide

What actually drives the price of groundworks in the UK - from foundations and drainage to driveways - and how to compare quotes fairly before you commit.

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