16 



CIRCULAR 8 6 9, U. S. DEPARTMENT OF AGRICULTURE 



Figure 9. — Interior of a storage warehouse containing hogsheads of flue-cured 

 tobacco. Note the screen doors and the suction light trap. 



Open-Type Warehouses 



An open-type warehouse is merely a shed with open or partly open 

 sides. It consists of a wooden framework partly covered by sheet 

 metal, usually with louvres, and with a composition roof. The floor 

 may be of cinders, crushed rock, concrete, or wood. Each building 

 may be separate, or a number of units may be constructed in a row, 

 separated by brick fire walls (fig. 10) . The open portions of the side 



Figure 10. — Open-type tobacco warehouses. Note the louvered sides. 



