What is a gin pole truck?

a winch truck equipped with a pair of poles and hoisting equipment for use in lifting heavy machinery.

Why is a gin pole called a gin pole?

The gin pole is derived from a gyn, and considered a form of derrick, called a standing derrick or pole derrick, distinguished from sheers (or shear legs) by having a single boom rather than a two-legged one.

What is a tower gin pole?

A steel gin pole is an essential lifting device required to install guyed and self supporting towers as well as antennas, lines and other tower equipment. Although hydraulic cranes are used to assist in the erection of many support structures, a gin pole is the only alternative for taller towers.

How much can a gin pole lift?

50 feet
The gin pole is the aspirin of construction equipment; it’s been around a long time and it still works great. Used mostly for vertical lifts, it can hoist a load up to 50 feet.

What are gin pole used for?

A lifting device, similar in function to a crane jib, that is used in a number of oilfield applications, such as for handling tubulars on a snubbing unit, tool strings on a slickline unit or on a winch truck, and for general lifting at the wellsite.

Why is it called an oil derrick?

The term derrick is also applied to the framework supporting a drilling apparatus in an oil rig. The derrick derives its name from a type of gallows named after Thomas Derrick, an Elizabethan era English executioner.

How do you raise a gin pole?

How Do You Lift A Heavy Pole? Secure a rope or steel cable around the object to be lifted at two points. Distribute the object’s weight among the two points. You can then move the object once it has been raised using another line.

What is a whisker pole for in sailing?

Whisker poles are used to “wing out” the jib when sailing downwind. Sailors who have experienced downwind sailing without one can appreciate the value of being able to stabilize the jib, enabling the sail to work more efficiently and without the noise of the sail flopping in the wind and waves.

Are oil derricks still used?

Oil drill operations rely on the use of derricks for their production. An oil derrick is used to dig a hole for an oil well, then it is used to push the drill pipe deep into the earth.

Why do oil rigs go up and down?

An electric or gas-driven engine rotates a counterweight, attached to an arm that moves a pivoting beam up and down. A cable at the opposite end pulls a rod assembly up, and drops it down again. A hollow chamber with a simple valve opens and fills each time the rod descends, then closes and lifts it up to the surface.

What is the difference between a whisker pole and a spinnaker pole?

Whisker poles are sized to match the size of the foot of the sail that they are working, while spinnaker poles are sized to match the distance from the mast to the bow, also known as the boat’s “J” dimension. Because of this, Whisker Poles tend to be significantly longer than spinnaker poles for the same boat.

What is the largest offshore oil rig in the world?

The Hibernia platform in Canada is the world’s largest (in terms of weight) offshore platform, located on the Jeanne D’Arc Basin, in the Atlantic Ocean off the coast of Newfoundland.

What is the difference between a genoa and jib?

The definition of a foresail that does not overlap the mast is a “jib,” while the definition of a foresail that overlaps the mast is a “genoa.” Most people use these terms interchangeably.

Can I use whisker pole for spinnaker?

Many people are not aware that sail manufacturers recommend the use of a whisker pole with asymmetric spinnakers when sailing dead downwind. The pole can be placed on either the windward side attaching to the tack or on the leeward side attaching to the clew.

What is a Code 5 sail?

Code : Sail dedicated to breezy conditions, relatively deep, heavily built.