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We’ve only got to look back to the floods of 2007 to respect the power of even the UK’s moderate climate. And it’s from a position of respect for nature, that we developed TarmacDry. This asphalt porous paving system helps you take control of rainwater management by working with nature.

Below are a number of TarmacDry Porous Pavement PDF's for you to download.

Frequently Asked Questions

Some frequently asked questions about TarmacDry (1.28 MB)

Guide To Maintenance And Aftercare

A quick guide to maintenance and aftercare for TarmacDry (1 MB)

TarmacDry Technical Brochure

TarmacDry Technical Brochure (pdf, 2Mb)

TarmacDry Overview Brochure

A short introduction to TarmacDry and its benefits. (900 kb)

The effect of gradient on surface water run-off

Part A of the testing carried out at Coventry University investigating the effect of gradient on surface water run-off from TarmacDry (112 kb)

The effects of gradient on surface water run-off

Part B of the testing carried out at Coventry University investigating the effect of gradient on surface water run-off from TarmacDry (112 kb)

Water flow through a model TarmacDry pavement

Testing carried out at Coventry University investigating water flow through a TarmacDry model (108 kb)

TarmacDry BBA Certificate

Tarmac has now gained BBA accreditation for their system

Porous paving design guide

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For any enquiries please email tarmacdry@tarmac.co.uk

Case Studies

Withywood Community Centre Car Park
A sustainable porous asphalt pavement car park which has been delivered with minimal impact on the local environment.
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Johnson & Johnson
Constructing new access roads within an existing development whilst providing a sustainable, porous water drainage system to ensure the existing site's drainage system did not need to be altered to accommodate the additional surface water run-off from new access roads.
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B&Q Portsmouth
A 20,000m2 full depth porous pavement infiltration system installed at the Pompey Centre in Portsmouth
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Morrisons Kidderminster
Morrisons supermarkets PLC have created a new store within the town centre of Kidderminster. The site was previously factory and warehouse units and lies close to two converging rivers that run through the site. The project brief was to pave part of the car park with TarmacDry and the rest of the area in conventional paving with positive drainage.
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Stancombe Quarry Car Park, Bristol
One of the earliest UK trials of a porous asphalt pavement took place on Tarmac’s Stancombe Quarry car park in 1999. This porous pavement continues to perform well both structurally and hydraulically.
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