Rigger (entertainment)

Rigger height are workers who are engaged in the assembly and disassembly of the trusses at events. The Rigger hang the bars with chains, ropes, slings and shackles at certain points of the porch ceiling.

The trusses consist mostly of aluminum profiles in the form of trusses. For lifting and lowering of the sometimes extremely heavy elements special electric chain hoists or hand chain hoists are used. In the theater fly bars are preferably used.

A decrease by TÜV Prüfstatiker, etc. is usually only with very complex structures.

In temporary buildings according to DIN 4112, the competent building authority checks the static and creates a log book. The setting up of a flying building is in writing two weeks prior to the start of the competent authority on the installation site. In general, the competent authorities shall send an inspector acceptance of the structure with the aid of the test book. This, for example, drawings, editions, Structural analysis, arrangement and position of the ballast, Permissible trailer loads, wind speed limiting, material evidence, etc. are available.

In normal superstructures up to two points is a load calculation is carried out with the help of the manufacturer's load tables without problems themselves. From the third point of these calculations is designed so heavy that they must be carried out by a structural engineer.

Originally, the term denoted Rigger the people who are involved with the rigging ( rigging ) of sailing ships.

• Music profession
• Stage Technology