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- Heijer, F. den (author), Schijndel, S.A.H. van (author), Sloff, C.J. (author), Wal, M. van der (author), Voorthuizen, J.M. van (author), Verheij, H.J. (author) report 1997
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- Wal, M. van der (author), Verheij, H.J. (author) report 1997
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Verheij, H.J. (author), Kruse, G.A.M. (author), Niemeijer, J.H. (author), Sprangers, J.T.C.M. (author), De Smidt, J.T. (author), Wondergem, P.J.M. (author)Old dikes are usually still constructed entirely from clay and since 1953 many much heavier dikes have been made from a core of sand with a covering. This construction puts heavier requirements on the covering, as it also does for grassland on a clay layer. These and other developments have led to the need for more insight into the strength of...report 1997
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- Verheij, H.J. (author) report 1997
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- Verheij, H.J. (author), Kruse, G.A. (author), Niemeyer, J.H. (author), Sprangers, J.T.C.M. (author) report 1997
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- Spaargaren, D.A. (author), Verheij, H.J. (author) report 1997
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- Verheij, H.J. (author) report 1996
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- Verheij, H.J. (author), Klomp, W.H.G. (author) report 1996
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- Verheij, H.J. (author) report 1995
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- Verheij, H.J. (author), Meijer, D.G. (author), Kruse, G.A.M. (author), Smith, G.M. (author), Vesseur, M. (author) report 1995
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- Verheij, H.J. (author) report 1995
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- Douma, F.A. (author), Verheij, H.J. (author), Witteveen, M. (author) report 1995
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Verheij, F.J. (author), Bockholts, P. (author)Een groot deel van Nederland bevindt zich onder de zeespiegel en daarmee ook beneden het peil van de grote rivieren, zeker ten tijde van hoog water. De beschermende dijken sluiten echter een overstroming niet geheel uit. Een groot dijkverbeteringsprogramma is in uitvoering om de kans op een overstroming verder te reduceren en bovendien voor alle...report 1994
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- Verheij, H.J. (author), Geilen, N. (author), Groot, F. de (author) report 1994
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- Douma, F.A. (author), Witteveen, M. (author), Verheij, H.J. (author) report 1994
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- Meijer, D.G. (author), Ruff, J.F. (author), Verheij, H.J. (author) report 1993
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- Verheij, H.J. (author), Huyskens, R.B.H. (author) report 1993
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- Meijer, D.G. (author), Wal, M. van der (author), Verheij, H.J. (author) report 1993
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- Driel, G. van (author), Meijer, D.G. (author), Verheij, H.J. (author) report 1993
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- Verheij, H.J. (author), Groot, F. de (author), Coops, H. (author), Geilen, N. (author) report 1992