"Same manual as the previous edition but it has been completely rewritten"--T.p. verso.
"Since the fourth edition was published, the Institute has adopted ASTM Designation D 1663 asphalt mix gradings and, in this edition, these have replaced the mix types previously advocated"--T.p. verso.
"November 1975."
Previous ed. bears title: Construction specifications for asphalt concrete and other plant-mix types.