THE PANAMA CANAL 



205 



the: side: wall of" one: of the: gatun locks compared to a six-story building 



The size of the culverts may be appreciated from the engine and dray. The "steps" will 

 be filled in with earth and stone and graded to the top. Face forms for the side and center 

 walls (see preceding illustration) are of sheet steel carried on movable towers, also built of 

 steel. Tracks are laid as near to the line of the walls as possible, and on these tracks the 

 towers move up and down the lock chambers parallel with the walls (see page 200). Jacks 

 fixed to the towers and bearing on the forms are used to align the forms and hold them in 

 place. There are 12 of these towers, with forms 78 feet long from top to bottom, 36 feet 

 wide, and 7^ inches thick (see page 198). 



the: canal, will, be: completed on time: 



Generally speaking, employees are se- 

 lected on account of their special fitness 

 for the work in hand, and are then un- 

 hampered in their methods of securing 

 definite results, thus bringing out to its 



fullest extent individual effort and brain 

 power. As a consequence each man has 

 a personal interest in the work and seems 

 imbued with the idea that the success 

 of the enterprise depends on him. The 

 spirit of enthusiasm and of loyalty 



