Extension Series, Issues 24-30Purdue University, 1931 - Engineering |
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aggregate amount asphalt automobile binder course bituminous brick bridge building BULLETIN calcium chloride carburetor cent commissioners Company operates concrete construction contractor cost County Highway County Highway Superintendent county road County Surveyor County Unit cracks crete cubic yard culvert developed drainage equation equipment feet finish floor funds gasoline gear grade gravel gravel roads heat Highway Commission improvement inches Indiana State Highway Indianapolis insulation joints load lubricants macadam maintenance MANUFACTURING material ment method miles mixture mortar motor necessary particles pavement paving placed plants portland cement practice problem proper Purdue University reinforcement repair resurfacing Road School sand scale slab slide rule special slide rule square yard steel stone street structure subgrade surface taxpayers temperature thickness tion Tippecanoe County township traffic truck usually vehicles wall wearing course width