Concrete in the country / [American Cement Company]. (1910)
American Cement Company · Association of American Portland Cement Manufacturers · leaf 109
gh (from the barrel opening), and do not extend beyond the culvertwalls The bottom and the side walls are 6 inches thick; the top, 8 mches. Threemen with a highway commissioner as superintendent, built this culvert m two days. Materials Required Crushed rock or screened gravel. .... f^^^^^^^o. . .… … Septic Tanks The proper method for the disposal of house sewage is an important questionon the farm. Cess-pools, simply pits dug in the ground, are great disease spreaders.Tlic liquids from them seep through the ground, carry germs from the pool to thewell, render the best drinking-water in the…