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Nijland, T.G. (author), Larbi, J.A. (author), van Hees, R.P.J. (author), Lubelli, B.A. (author), de Rooij, M.R. (author), TNO Bouw (author)
A microscopic survey of over 1000 of samples of concrete and masonry mortars from structures in the Netherlands shows that, in practice, self healing occurs in historic lime and lime – puzzolana mortars, in contrast to modern cement bound concretes and mortars. Self healing may be effected by the formation of either new Ca-carbonate, CaCO3, or...
conference paper 2007
Polder, R.B. (author), Nijland, T.G. (author), de Rooij, M.R. (author), Larsen, C.K. (author), Pedersen, B. (author)
road environment in The Netherlands for nearly a century. The experience is good and structures with long service lives can be obtained, as has been shown by several field studies. This is caused by a high resistance against chloride penetration and a high electrical resistivity, demonstrated both in the field and in the laboratory. Due to the...
conference paper 2014
de Rooij, M.R. (author), Nijland, T.G. (author)
Op woensdag 17 augustus 2016 heeft TNO per e-mail een verzoek ontvangen van ProRail om voor 2 september 2016 een voorlopig oordeel te geven over aanvullend onderzoek dat door Railinfra Solutions (RIS) is uitgezet bij Pelcon Materials & Testing ApS in Denemarken( Pelcon) aangaande microscopisch onderzoek aan betonnen kernen van de Tunnel...
report 2016