46 



BULLETIN 71, U. S. DEPARTMENT OF AGRICULTURE. 



Levees. 



The levee on this tract has been raised to a height of about 7 feet above mean 

 tide level. The work was done with an orange-peel -bucket dredge, with a 70- 

 foot boom. This allowed a berm of about 20 feet between the levee and the 



CANAL-" 



G.FP.,del. 



-u- 



1000 1000 5000 10000 FEET 



Fig. 14. — Sketch map of area No. 6, Poydras, La., showing ditch and levee systems. 



canal. As shown in figure 14, all levee canals are on the outside, as the mate- 

 rial was considered to bG too soft to permit placing of the canal inside the dis- 

 trict, and thus use it as a reservoir canal. By locating these canals on the 



