What is a jack scaffold?
A ladder jack scaffold is a system designed to perform activities, such as: installing building exteriors, trim, and finishes. Triangle-shaped brackets called “ladder jacks” are attached to portable ladders, which are used on each side of a ladder jack scaffold to form a means of support for a platform.
What is the maximum height you can go with pump jacks?
Pump jacks are scaffolds consisting of poles, a foot pump, and scaffold planks. Ideal for construction, painting, and roofing. Maximum height: 48 feet (with 2 24′ poles, brace, and joint). Quality construction.
Are pump jacks safe?
They’re fairly inexpensive to purchase and are reasonably easy to set up. When assembled correctly they provide a safe and stable working surface that’s versatile and can be used for many different types of construction.
What is a pump jack used for?
A pump jack is a device used in the petroleum industry to extract crude oil from a oil well where there is not high enough pressure in the well to force the oil to the surface. These pump jacks physically extract the oil for use. Pump jacks and oil derricks are commonly confused, but are not the same.
How many employees can you have on one pump jack scaffold?
Inspect all scaffold components for damage. Do not use bent, cracked, damaged or substitute parts. No more than 2 workers are permitted on a pump jack scaffold at one time. The maximum allowable safe working load is 500 pounds.
Why is it called a pump jack?
But perhaps the biggest inspiration for the naming of the pumpjack comes from the way it moves – ‘rocking’, ‘nodding’, and ‘thirsty bird’. The fact that the pumpjack’s relentless bobbing motion has inspired so many names is hardly surprising.
How much do Pumpjacks cost?
It costs about $250,000 to install a nodding donkey, along with all the startup gear, and as much as $100,000 to repair or replace it, according to Ambyint.
How much weight can a pump jack lift?
Pump jack scaffolding can safely hold up to 500 pounds of centered weight and no more than two employees at a time.
A pump jack in an oil field. A pump jack is a device used in the petroleum industry to extract crude oil from a oil well where there is not high enough pressure in the well to force the oil to the surface.
What are scaffolding Jacks?
A scaffolding jack is a device that can level a scaffold, move a scaffold up or down or act as a support for scaffold planking. Scaffolding is normally considered a temporary structure for interior or exterior worker access.
What is a pump jack?
A pumpjack is the overground drive for a reciprocating piston pump in an oil well . It is used to mechanically lift liquid out of the well if not enough bottom hole pressure exists for the liquid to flow all the way to the surface. The arrangement is commonly used for onshore wells producing little oil. Pumpjacks are common in oil-rich areas .
What are pump jacks?
Pump jacks are classified as a type of artificial lift pump system, and are the most common type of artificial lift system. This type of system uses equipment above and below ground to push oil to the surface. These devices are composed of a long, heavy beam that is moved by some external power source.