What is ground rigging?

Ground riggers assist level riggers assembling temporary suspension structures to support performance equipment. Their work is based on instruction and plans. They work indoor as well as outdoor.

What is basic rigging?

Rigging, which involves securing materials to be moved by a crane or another type of lifting equipment, is a common process at construction sites. But when improper rigging causes a load to fall, serious injuries or deaths can occur. This course explains how to safely secure a load with slings or chains.

What are the two types of rigging?

Rigging is divided into two classes, standing, which supports the mast (and bowsprit), and running, which controls the orientation of the sails and their degree of reefing. Configurations differ for each type of rigging, between fore-and-aft rigged vessels and square-rigged vessels.

How does stage rigging work?

rigging can be dead hung, manually operated, or motorized (automated). These methods may be mixed within a stage to meet production and budget requirements. The simplest rigging is dead hung, consisting of pipes (called battens) or tracks that are hung from the ceiling. These may support curtains, lights, or scenery.

What is a bridle in rigging?

BRIDLE. 1) A vee-shaped arrangement of lifting equipment or rigging materials that enable load to be spread or shared between the ‘legs’ of the bridle, usually around four feet apart.

What is a dead hang rigging?

Dead Hung rigging consists of battens or track which are permanently supported from a grid, or an overhead structure and are not designed to be easily lowered to the stage floor. Georgia Stage installs dead hung systems using the highest quality materials.

What is a Level 3 rigger?

A Rigger Level III is a rigger that can successfully demonstrate or have the knowledge of how to inspect rigging before use, identify and attach rigging with basic knowledge of hitch configurations, recognize associated hazards, signal operations, and use various types of rigging equipment and basic hitches and their …

What is a Level 1 rigger?

A Certified Rigger Level I can perform simple, repetitive rigging tasks when the load weight, center of gravity, the rigging, and rigging configuration are provided or known by the rigger through experience or on-the-job training prior to the rigging activities.

What are the 4 types of slings?

The four main types of slings are:

  • Wire Rope: The most commonly used sling.
  • Chain: Combines superior strength, ease of handling and durability.
  • Mesh: Wire and Chain.
  • Synthetic: Both web and round-slings are used where loads must be protected from damage.

What are the 3 types of slings?

Primarily, there are three types of slings – web slings, wire rope slings, and chain slings….Let us discuss each of these three types of slings in more detail.

  • Web sling.
  • Wire rope sling.
  • Chain sling.

What is stage rigging called?

A theatrical rigging system, also known as a fly system, is a dynamic and critical aspect of every theater. It is a simple method to raise and lower items using a series of pulleys and weights to balance the load in equilibrium.

What is a rigging point?

Rigging points – s. pecific places in the ceiling from which you’re able to hang things within a venue. These are regulated and maintained by the venue to ensure the weight limits (and therefore, safety) are appropriate.

What are the three basic types of slings?

What is a dead hang in rigging?

Dead Hung Rigging typically consists of steel pipe battens, individually hung or as a grid, suspended from the ceiling structure without the ability to move up and down.

What qualifications do I need to be a rigger?

To become a Rigger, you usually need to complete a Certificate III in Rigging (CPC30720). You may need to gain additional licences to perform certain tasks. Gain a Construction Induction Card (White Card) by completing a short course with a Registered Training Organisation (RTO).

What is the rigger 2?

A Rigger Level II can estimate load weight and center of gravity; identify lift points; determine and select rigging based on loading; perform pre-use inspection of rigging and lift points; identify and attach rigging with knowledge of hitch configurations and load angle factors, rigging capacities, and load integrity; …

What are the 3 types of hoist slings?

Hoist Slings Wealden Rehab currently offers: Bathing Slings. Toileting Slings. In-Situ Slings.

What is the most common misuse of rigging?

With rigging hardware, what we’re talking about is items like hooks, links, shackles, turnbuckles, eye bolts, and hoist rings. The most common problems tie back to misuse and abuse and lack of inspection. Some of the most common issues we see are: Hooks with missing or broken latches.

How is SWL of web sling calculated?

To calculate the SWL of a sling needed to lift a load, divide the load by the angle factor and divide by the reeve factor. For example: Two slings have a 60° angle between them and are both reeved around a 4 tonne square load. This means a factor of 1.73 for the angle and 0.5 for the reeve.

What is the safety factor of a sling?

All lifting equipment has a safety factor consisting of two digits, with 7:1 and 5:1 being the most common. The minimum breaking load of a sling with a 7:1 safety factor is seven times higher than the load indicated on the sling.