The Modern Asphalt Pavement

air temperature albertite amount asphalt cement asphalt pavements asphalt surface mixture asphaltenes asphaltic concrete Bermudez asphalt binder course bitu Bitumen soluble Bitumen yields California carbon disulphide carbon tetrachloride cent of total characteristics CHEMICAL coarse composition concrete consistency construction contains cracking density deposits determined diameter dust Engineering filler fixed carbon flux gilsonite grading grahamite grams heating inch Inorganic or mineral insoluble Intumesces laboratory laid Large 12mo limestone Loss maltha malthenes mesh mineral aggregate mineral matter naphtha native bitumens paraffine particles Passing 200-mesh sieve paving industry paving purposes Penetration at 78 percentage of bitumen petroleum polymethylenes Portland cement pure bitumen quartz refined residual pitches sample satisfactory saturated hydrocarbons soft solid bitumens soluble in 88 soluble in carbon solvent Specific gravity street sulphuric Test number total bitumen traffic Trinidad asphalt Trinidad lake asphalt uniform voids volatile weight yields on ignition York