That Victorian terrace garden shed deserves better than wobbly paving slabs. Putney's clay soil and sloping gardens need properly engineered bases that'll outlast the shed itself.
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SW15's mix of period properties and modern developments creates fascinating garden challenges. Behind those red-brick facades, you'll find everything from compact courtyards to sprawling plots backing onto Richmond Park. Each requires a different approach to creating the perfect platform for your garden building.
Ground preparation starts with understanding Putney's notorious London clay - it expands, contracts, and moves with the seasons. A 100mm hardcore sub-base, properly compacted and levelled, forms the foundation. Then comes either reinforced concrete, timber framework, or our increasingly popular recycled plastic grid system, depending on your shed's weight and your environmental preferences.
Twenty years of transforming Putney gardens means knowing exactly where the old air raid shelter might be lurking, or why that corner floods every November. Local knowledge beats generic solutions every time.




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Budget £450-£800 for a standard 8x6 base, though those tricky sloped gardens near Putney Heath might push costs up by 20-30%. Larger workshops or summerhouses typically run £900-£1,500.
Absolutely - from the riverside properties near Putney Bridge to the leafy streets around Roehampton Lane. Barnes Common, West Putney, and all points between.
Most bases take 1-2 days to construct, with concrete needing 48 hours before shed assembly. Timber frames can support lighter structures immediately.
Every base carries a decade-long warranty against settlement or structural failure. That includes free inspection if you notice any movement in years 5-10.
Definitely - we've installed foundations for 40mm log buildings weighing several tonnes. These need deeper excavation and thicker reinforced slabs, but they're bread and butter work for us.
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