drop log

drop log

[′dräp ‚läg]
(mining engineering)
A timber which can be dropped across a mine track by remote control to derail cars.
References in periodicals archive ?
This white knuckle thriller joins the Bullet, Thunder Mountain, Wild Mouse Top Gun and triple drop log flume.
When each cashier's closeout is complete, the drop into the drop safe should be witnessed and certified in the deposit drop log.
Fans of white water rides will love the exciting TRIPLE DROP LOG FLUME.
New rides include Triple Drop Log Flume, a chilling Haunted walk and the Supakarts Driving School.
Or dare you take the road north to brave the perils of Nightmare Niagara - the world's tallest and wettest triple drop log flume?
Fans of white-water rides will love the exciting Triple Drop Log Flume with all its thrills and spills.