268 LOGGING 
struction is in progress. When a slide is being dismantled the 
process is reversed and the timbers, as they are taken from the 
plates, are drawn down the slide to its lower terminus. Since the 
slide timbers are not spiked to the plates they can be easily re- 
moved or put in place. 
A right-of-way about 20 feet wide is required when a team is 
used to draw the logs. This gives ample room for the slide struc- 
FiG. 91. — A Fore-and-aft or Pole Road used with a Road Engine. Pacific 
Coast. 
ture and for a runway along the side of it. Tows of 1000 board 
feet have been handled at one tmie, and in small timber one 
team will put in about 7000 board feet daily on a 1-mile haul. 
On the Pacific Coast, slides called "fore-and-aft" roads or 
"pole chutes" are used for trailing logs from yarding engines 
to a landing, when power for moving the logs is provided by a 
road engine. 
A fore-and-aft road has a trough from two to five poles wide, made 
from long straight timber with a minimmn diameter of 10 inches. 
The ends of the poles are beveled, fitted together arid drift- 
