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2. Utility pole - Wikipedia

   en.wikipedia.org/wiki/Utility_pole

   The various designs for concrete poles include tapered structures and round poles made of solid concrete; pre-stressed concrete (spun-cast or statically cast); and a hybrid of concrete and steel. The drilling of installed concrete poles is not feasible. Users may wish to have the attachment hardware cast into the concrete during the pole ...

3. Jack post - Wikipedia

   en.wikipedia.org/wiki/Jack_post

   A jack post (telepost, adjustable steel column) is a steel post used in the construction trades for temporary support of ceilings, walls and trenches ().They are designed to be able to mechanically telescope to about twice their shortest length in order to span a wide variety of spaces.

4. Reach extender - Wikipedia

   en.wikipedia.org/wiki/Reach_extender

   A 36 in (910 mm) reach extender with a secondary trigger and a pole that can be rotated 90 degrees. A reach extender (or reacher, grabber arm, helping hand, trash picker, picker-upper, extended gripper, long arm gripper, extended reach grabber, grabber tool, litter picker, or caliper) is a handheld mechanical tool used to increase the range of a person's reach and grasp when grabbing objects.

5. Crane (machine) - Wikipedia

   en.wikipedia.org/wiki/Crane_(machine)

   Hook: the hook is used to connect the material to the crane, suspended from the hoist rope either at the tip (on luffing jib cranes) or routed through the trolley (on hammerhead cranes). Weights : Large, moveable concrete counterweights are mounted toward the rear of the counterdeck, to compensate for the weight of the goods lifted and keep the ...

6. Precast concrete lifting anchor system - Wikipedia

   en.wikipedia.org/wiki/Precast_concrete_lifting...

   The anchor selection, together with additional reinforcement, and rigging arrangements is influenced by: - The dead weight of the element - The number of anchors in the element and the configuration of the anchor - Capacity of the anchor at the specific concrete compressive strengths at time of lift - The dynamic loads applied during lifting ...

7. Telescopic handler - Wikipedia

   en.wikipedia.org/wiki/Telescopic_handler

   A telescopic handler, also called a lull, telehandler, teleporter, reach forklift, or zoom boom, is a machine widely used in agriculture and industry. It is somewhat like a forklift but has a boom ( telescopic cylinder ), making it more a crane than a forklift, with the increased versatility of a single telescopic boom that can extend forwards ...