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Through the use of modern machinery, we produce high quality products which have been certified with factory production control certificate issued in 2010 by the Institute of Mechanised Construction and Rock Mining. Our aggregates meet the requirements of European standards:
PN-EN12620 + A1: 2010 “Concrete Aggregates” P
N-EN13043: 2004/AP1: 2010 “Aggregates for bituminous mixtures and surface treatments for roads, airfields and other surfaces designed for the traffic” PN-EN13242 + A1: 2010 “Aggregates for unbound and hydraulically bound materials for use in building and road construction” Checking and testing of aggregates is done in our laboratory in Giżycko and also by an employed outside laboratory FERROCARBO in Krakow. In case of the study of aggregates and CE marking, please contact us at laboratorium@trans-zwir.pl The analysis of samples of concrete is provided by GROUPS PREFABET SA 26-900 Kozienice, Świerże Górne. In the case of research and quality of the concrete, please contact us at betoniarnia@trans-zwir.pl