Landscape & Urban Design Issue 37 2019 | Page 76

PLANNING WITH PAVING The trade association Interpave invites landscape designers to take a fresh look at precast concrete paving to enliven the external spaces between buildings, while meeting durability and sustainability requirements – demonstrated by exemplary projects taken from its resource website www.paving.org.uk. Precast concrete paving continues a long tradition of modular elements laid to create a hard surface. But unlike extracted materials such as stone or clay, precast concrete block, flag, kerb and related paving products are fully engineered and manufactured under shapes and sizes available enables paving are available at an economic modern, controlled conditions. This designers to select paving styles, cost – in both initial and whole life ensures accurate product and joint whether traditional or contemporary, terms. size, colour and texture, slip/skid enhancing environments from historic resistance and other performance areas to vibrant new city spaces. Meeting SuDS Requirements Sustainable Paving And concrete block permeable paving performance over the longer term. Precast concrete paving from multifunctional SuDS technique. Of Interpave manufacturers is course, paving is always needed on Design Freedom demonstrably sustainable in developments – whether for roads, every sense. As well as low parking, shared spaces or play. But Precast concrete paving from environmental impact, products permeable paving also provides an Interpave manufacturer members are locally manufactured, making inherent drainage system that requires is uniquely placed to satisfy today’s a vital contribution to the economy no additional land take for water technical demands while offering and community. Local material storage, treatment or conveyance. real design freedom. Here, distinct, sourcing and product supply is also This technology eliminates pipework, modular units and designed variations a key element and equivalent paving gulleys and manholes, and generally in colour, texture and shape can products shipped into the country bear costs less than conventional drainage break up areas giving visual interest a substantial CO2 emission load. and paving. The ongoing availability of a complete For more information, visit Interpave’s range of products and accessories new website - www.paving.org.uk - an in a single, predictable material is essential resource covering all aspects also essential over the long-term. As of design with precast concrete characteristics. So, precast concrete paving offers a unique predictability with consistent, trouble-free and a human scale not possible with formless materials such as asphalt. Pigment technology today allows a much wider choice of colours, ranging from vibrant to muted tones, as well is uniquely placed as an essential, substantial organisations, Interpave products, including permeable paving emulate other materials. manufacturers working within for SuDS. It features an inspirational the UK’s framework of established project gallery and case studies, Surface treatments can also be applied standards and regulation easily supported by background information to paving blocks, flags and kerbs to achieve this aim. Precast concrete for early design stages, as well as give different textures, some exposing paving can be simply reinstated for CPD. A comprehensive series of the inherent aggregates. Surfaces can following excavation works, technical documents covering all types be honed for a flat finish or polished, for example to access services, of precast concrete paving products or shot blasted to look weathered, leaving minimal evidence with any provide the definitive source of or tumbled for a more rugged, replacement product readily available. guidance for specifiers and contractors naturalistic appearance. Combining It is also worth remembering that – including detailing, construction and these attributes with the range of all these benefits of precast concrete maintenance. as varied mixes of colours that can 76 Landscape & Urban Design Issue 37 2019