PORTLAND CEMENT CONCRETE ROADS. 



43 



as possible. After the final belting the pavement should present a 

 smooth, uniform surface. Suitable designs for the tools used in the 

 hand finishing of pavements are shown in Figures 9 and 10. The 

 small, long-handle float can be used to great advantage in touching 



_— 7^ o 5 o o o T 



o^ o „ ° ^^n no oot 



W- /Z 



~3 sfrap /ro/) 

 -/' foM a//tf/A of pa Yemeni 



f/affe/7 afef>(/s 





//a/7C^/e 

 ffoaf^d ^Cnu/i^ mct'e f^o/? sec f ion re(^wyes 



DETAILS OF STRIKE BOARD 



P/OCJ /lO/7C//gS : 



2'S- 



5 DO/fS^ 



3C3 



JC3 



DETAIL OF TAMPER 



rio/fs 



DETAIL OF BRIDGE 



-ibolfs 



STRAIGHT EDGE FOR JOINTS 

 Fig. 9. — Details of tools used in hand finishing. 



up rough spots in the pavement when a particle of coarse aggregate 

 has been dislodged by the belt. 



Machine -finishing. — Machine finishing is accomplished by means 

 of a power-driven mechanical finishing machine. (See Fig. 2, PI. 



