Construction & Civil Engineering Magazine Issue 217 - Sept 2024 | Page 219

______________________________________________________________________________________ Johnsons
Aggregates

Waste as a resource

The CEO of Johnsons Aggregates shares the importance of recycling the past to facilitate a better future

Founded in 1999 , Johnsons Aggregates & Recycling ( Johnsons ) initially focused on the supply of quarried and recycled aggregates , site clearance , contract crushing and disposal of contaminated materials . As the energyfrom-waste industry developed , the business recognised the potential for incinerator bottom ash ( IBA ) to be carefully blended with aggregate to provide a more sustainable , lower cost and higher quality product . As such , Johnsons developed its own unique plant in 2007 and has been operating from the site since . The valuable knowledge and experience gained has been used to develop what is widely considered the most advanced IBA recycling facility in Europe .

“ The business was founded by my father , Steve Johnson ,” begins Lewis Johnson , CEO . “ We process IBA by means of crushing , screening , sieving , and magnetic and non-magnetic separation . We recover ferrous metals , non-ferrous metals , and heavy metals and these are distributed globally to end users . The residue which now becomes incinerator bottom ash aggregate ( IBAA ), which is about 90 per cent of the input is then sold into construction markets and includes anything from road stones to fill sand . We have a range of unique products , and some generic ones as well . We ’ ve also got a haulage division and a metals processing division . The business has really grown over the last 25 years and is certainly very different today . We ’ ve grown from two employees to about 200 at our peak , pre-Covid . During the pandemic , a couple of contracts fell away , but we still have approximately 165 people working for us .
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