Tarmac Group first listed on the Birmingham Stock Exchange in 1913 and then the London Stock Exchange in 1922. During the 1920s and ‘30s Tarmac had to cope with national strikes, recession and periods of intense competition. Nevertheless, the company gradually expanded its geographic coverage (particularly in the south east), increased its production of paving slabs and moved into road surfacing as well as supply. As with so many companies in the construction industry, the Second World War increased the demand for Tarmac’s services, notably for surfacing the large numbers of airfields being built or modernised. By the time of its half
Playground surfacing States and Canada the International Play Equipment Manufacturers Association (IPEMA) provides a third-party certification service enabled by appointing a testing laboratory to determine if a particular surface conforms to ASTM standards F1292, F1951, and F2075. IPEMA’s seal on a provider’s document is clear evidence that the covered material has met these tests. Owner/operators should request a copy of this certification for their own protection. Some suppliers do not offer proof of certification and mere membership in IPEMA does not mean that a particular supplier’s material has been certified. A list of certified suppliers can be found at www.ipema.org. Playground surfacing