Bui. 249, U. S. Dept. of Agriculture. 
Plate X. 
^ H~i — * — i ~~~~~ w . ,?»>: . . — 
>^.- r ^ r!T ^-Tr^^--n a^, ■ ■ . .. ■■ . ■ ■,,. ; . i ,;;.',- . '.u- i , . , y^.i^;^ 
Fig. 1.— Typical Section of Concrete Roadway. 
Side ditches should be of sufficient size to dispose of all drainage; C may vary from ^ to y^; 
•when w exceeds 20 feet make joint in center and crown subgrade; k varies from 6 to 12 inches. 
S '* Jj * j ang'/e 
■<+** 
PLAN 
L * mdtt of road + z-o 
36 
ELEVAT/ON 
Fiq. 2.— Typical Design for Strike Board. 
£ *j steel face. 
Fig. 3.— Wooden Strike Board. 
^M I ItoM 1 
^n — \ — ** 
,7-6 
Fig. 4.— Steel Tamper. 
x 
/£? _ ur Batton j'thick 
^ 
hand Me. 
Ua"-J 
3 
g-o 
Fig. 5.— Long Wooden Float. 
