00361nam a2200109Ia 4500008004100000082001100041082000800052245010400060245003900164260003900203300000900242231017s9999    xx            000 0 und d  a625.85  bALV 0aSynthesis of current practice on the design construction and maintenance of porous friction courses 0cTexas department of transportation  bTexas department of transportation  c30cm