.^ • J ^ It 



■4^ 



Figure 16. — Ships moored to ice showing tracl<s left in the ice from unloading operations. 

 Camp HIGHJUMP in the background. 



{(/) Material should be unloaded only as fast as it can be moved 

 inland. Every effort must be made to reload material onto the ship 

 if a break-up occurs. 



In the Arctic, unloading cargo over the ice is considered practical 

 over land-fast or land-locked ice, but not over ice in open areas. Fast, 

 smooth ice would present no difficulties for trucks or tractors provided 

 it was thick enough to support the weight. Eough, hummocky ice 

 would be more difficult but could probably be traversed by careful se- 

 lection of route and use of a small bulldozer. In the event the ice is 

 covered with soft snow and there are large amounts of cargo to be 



RESTRICTED 



57 



