The Crane Operator Hand Signals mobile app gives users instant access to all necessary crane hand signals. Every signal included is OSHA Cranes and Derricks Standard compliant. Each signal is shown graphically so that operators can quickly and easily reference the appropriate signal for each command.
ios 9 compatible
Ratings and Reviews
Guide is good but I've never used some of these signals. A link to an explanation of the movement would be great!
Family SharingWith Family Sharing set up, up to six family members can use this app.