%% 
%%  A DANTE-Edition example
%% 
%%  Example 02-16-3 on page 86.
%% 
%%  Copyright (C) 2010 Herbert Voss
%% 
%%  It may be distributed and/or modified under the conditions
%%  of the LaTeX Project Public License, either version 1.3
%%  of this license or (at your option) any later version.
%% 
%%  See http://www.latex-project.org/lppl.txt for details.
%% 
%% 
%% ==== 
% Show page(s) 1
%% 
\documentclass[]{article}
\pagestyle{empty}
\setlength\textwidth{153.70511pt}
\setlength\parindent{0pt}

\usepackage{booktabs}
\usepackage[pdftex,vlines]{tabularht}% specify driver

\begin{document}
\begin{tabularht}{spread=0pt}{|l|l|}\hline
  first & line\\\hline
\interrowstart \addlinespace[10mm]\interrowstop\hline
  second & line\\
\interrowstart \hline\hline \interrowstop
  third & line\\\hline
\interrowspace[1,3]{15mm}\hline
  fourth & line\\\hline
\end{tabularht}
\end{document}