15 pages matching Highway Research in this book
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amount asphalt Association average beautiﬁcation beneﬁt bidders bituminous macadam Bureau of Public cent Chairman of Commission Chief Engineer City concrete Congress construction contractors contracts cost deﬁnite detour District Engineer District Engineer District Engineer equipment expenditure Federal Aid Federal-aid feet ﬁeld ﬁgures ﬁnancial ﬁnancing ﬁnd ﬁrst ﬁscal funds gasoline tax grade grade crossings Highway Commissioner Highway Department Highway Engineer Highway Research highway systems improvement increased inﬂuence interest Jersey Jersey City laboratory legislation license macadam maintenance material ment methods mileage miles motor vehicle Needed Research oﬁice Oﬁicials operation parks pavement Pennsylvania percent prequaliﬁcation problem proﬁt Public Roads qualiﬁcation revenue Rhode Island roadside roadway routes soil South Carolina South Dakota speciﬁcations stone subgrade surface tion toll bridges trafﬁc traﬁic trucks United Utah various Virginia Washington Washington Washington Zion National Park