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Nijland, T.G. (author), Larbi, J.A. (author), de Rooij, M.R. (author), Polder, R.B. (author), TNO Bouw en Ondergrond (author)
Use of Rhenish trass in (historic) lime mortars is well known. However, its application to concrete has not been investigated elaborately. In the past, trass was used as a pozzolanic addition to concrete for marine structures in the Netherlands. Recent investigations of several structures have shown that identification of trass in aged concretes...
article 2007
document
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
document
Lindqvist, J.E. (author), Nijland, T.G. (author), von Konow, T. (author), Plesser, T.S.W. (author), Nyman, P. (author), Larbi, J. (author), van Hees, R.P.J. (author), TNO Bouw en Ondergrond (author)
report 2006
document
van Hees, R.P.J. (author), Nijland, T.G. (author), Larbi, J.A. (author), Wijffels, T.J. (author), Brocken, H.J.P. (author), TNO Bouw en Ondergrond (author)
The characterisation of two ancient mortars in historic bridges, suffering damage due to thaumasite and other swelling compounds is described. Characterisation was part of the analysis of damage occurring to the brick masonry structure. Expansive reactions were found to have taken place, being the cause of the damage to the masonry. In both...
conference paper 2005
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