Jan LindgårdView profile
Researcher
Jan Lindgård is a Researcher at the Department of Structural Engineering , Norwegian University of Science and Technology (NTNU). His work focuses on alkali-aggregate reactions (AAR) and concrete durability, with particular emphasis on alkali-silica reactions (ASR) and pyrrhotite-induced degradation in concrete structures. Key Research Areas: Concrete durability, AAR/ASR mechanisms, accelerated testing methods, alkali leaching, microstructural analysis. Collaborations: Active in RILEM Technical Committee 258-AAA, SINTEF, international institutions. His recent publications analyze pyrrhotite quantification in aggregates, ASR damage assessment in dams, and validation of CEN/RILEM testing standards. He investigates alkali release mechanisms and their impact on concrete performance through both field surveys and laboratory experiments. Scientific activities include: Co-authoring multiple Academic Articles and Technical Reports Contributing to RILEM STAR Reports and Guidelines Participating in Norwegian Infrastructure Projects like COIN and PARTNER Projects address ASR mitigation via low-alkali cements, silica fume additives, and field-lab correlation studies. His work informs Norwegian concrete standards and international AAR prevention strategies.





