Show repair streets without any delay to business that it la Is no longer necessary during city street construction or repairs to delay business or traffic lina has been conclusively proven through the medium of tests and trials by engineers throughout the country tills innovation in pavements will revolutionize road construction F formerly on a street was tied up tor for days waiting for the roads or base to cure tind more time and business lost to the merchants waiting for the surface to be laid now with the addition of a little calcium chloride to a bag of cement n street la Is ready for traffic within eight hours three year tests by engineers show that this method of laying pavement produced a considerable increase in strength at practically no increase In creasa in cost even though entire streets are not made ot of this mixture of materials small sections fronting on factories stores and the like may bo be opened ul al most immediately whore where patching Is necessary on busy streets tills this mixture will remove the necessity for passing around barri cadee places which are sources of great danger with modern dense automobile traffic |