Fred T. Hodgson · Frederick J. Drake and Co. · leaf 361
Tool used in rounding edges.NO. 9. the appearance of the walk. The completed work mustbe protected from the sun and kept moist by sprinkling … •Roller used in finishing surface NO. 10. for several days. In freezing weather the same precau-tions should be taken as in other classes of concretework. 358 CEMENTS AND CONCRETES Concrete Basement Floors.—Basement floors in dwell-ing houses as a rule require only a moderate degree ofstrength,…
