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CPI %u2013 Concrete Plant International %u2013 6 | 2025 www.cpi-worldwide.comCONTENTSNEWSFrom a passionate innovator to a leading force of prestressed concrete technology12 100 years of Paul MaschinenfabrikColumbia Machine, Inc., Vancouver, WA 98661, USA16 Columbia Machine, Inc. appoints Robert Gustine as Group President, Vancouver OperationsCONCRETE TECHNOLOGYSustainable concrete technology, LC3 %u2013 Part 118 Mechanical properties of limestone calcined clay cement concrete Research on precast concrete elements26 Complementarity of the Oxygen Permeability Index test and Torrent air Permeability testKraft Curing Systems GmbH, 49699 Lindern, Germany 34 Predictive Maturity %u2013 A New Era in Concrete CuringMapei SpA, 20158 Milan, Italy 40 A new service: EPD for concrete mixesTeka Maschinenbau GmbH, 67480 Edenkoben, Germany 44 Extensive modernisation of the Heidelberg Materials mixing plant in AhrensfeldeIMKO Micromodultechnik GmbH, 76275 Ettlingen, Germany52 Real-time fresh concrete moisture measurement is gaining ground on South Korean construction sitesInstalled printing system at TU Braunschweig%u2019s Digital Construction Site (DSC)56 Multifunctional Construction Robot Progress 3D Concrete Printing, 39042 Brixen, Italy58 3D concrete printing offers entirely new possibilities in precast constructionCONCRETE PRODUCTS / CAST STONEPeri SE, 89264 Wei%u00dfenhorn, Germany 62 Fact check on the production palletOnline registration for visitors open66 13th International Conference on Concrete Block Pavement (ICCBP)Polblat Kopyt Sp. J., 26-640 Skaryszew, Mak%u00f3w, Poland70 Annual output of more than 100,000 production boards5834ICCX T%u00fcrkiye 2026 %u2013 Premiere event with exciting keynotes 10SECTIONSEditorial 3Imprint 8International events for the concrete and precast industry 15Advertiser%u2019s List 165INTERNATIONAL CONCRETECONFERENCE & EXHIBITION