73 



covered strength. Plastered and cement-painted sur- 

 faces orly use more superficial coating, increasing the 

 opportunity for hair cracks and craing. 



most important point of all is to have the en- 

 tire surface of an even color and uniform appearance. 

 Care in selection of materials and the same crew of 



ics with constant supervision will secure this. 



TABLE OF LINEAR MEA6UH 

 (M. M.) (C. M.) 



ers =1 centimeter > 



ters ter = 3.937 in. 



lers 1 meter .= 39.37 in. 



10 meters =1 dekameter 3:>3.37 in. 



10 dekameters =1 hectometer 328.00 ft. 1 in. 



10 hectometers vrl kilometer r= 0.62137 miles. 



(k. m.) 

 10 kilometers 1 myriameter - 6.2137 miles. 



meter is used in general, the 'centimeter or milli- 

 meter in reckoning short distances, and the kilometer 



;ig distances. 



A centimeter is about % of an inch. 

 A meter is about 3 ft. 3% in. 

 A kilometer is about 200 rods, or % of a mile. 



Temporary Closet. It is only fair to the men to 



provide a clean closet. Keep a can of chloride of lime 



in this building and use frequently. This comes in 



K! cans and is commercially known as 



"Bleaching Powder." 



Telephones. Telephones are of great use in con- 

 struction work. The instrument should be placed in a 

 :i where the user can see as much of the work 

 as possible. 



Wall Ties. On concrete walls that require brick 



. provide metal ties to bond the brick veneer to 



the concrete. Any one of the metal ties will fit in be- 



the centering boards. When steel straps or 



to hold in the centering, these provide 



additional bond. 



Washing Aggregate. The mixer can be t^ed for 

 washing dirty sand or gravel. Put a load in the ma- 



