As the gantry is tensioned by the haul line and the A-Frame is elevated, the load starts to rise. A hoist or come-along may also be used to initially suspend the load. As lifting begins ...

In Part 2, we built a small A-Frame Gantry ... walk the gantry up until it is at 45 degrees, then someone has to take all of the slack out of the chain hoist (or whatever arrangement was made ...