Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 442
itwould be well to spread the baseof the foundation under the ped-estal by sloping the walls or by a p^^, .sub-foundation to bring the pressure within the allowable limits. In constructing the form for the foundation it is well to use greenor unseasoned lumber because such lumber does not have as… … 168 THE LOCOMOTIVE, [April, may be one-inch boards. It should be borne in mind that the waterin concrete is necessary for the proper formation of the cementcrystals, and that the forms should be as water tight as it is prac-ticable to make them so that the water will be retained within theconcrete…
Locomotives · Steam-boiler explosions
Internet Archive · Carnegie Library of Pittsburgh · Public Domain Mark 1.0. Free to use for anything.
