Drama Theatre technical rider

Sydney Opera HouseDrama TheatreNOTE: An application for installing temporary rigging must be completed for any temporaryrigging requirement (eg personnel flying, pin-spots). Please discuss your needs.HEIGHT OF GRID FROM STAGE 10.5mMAIN STAGE DRIFT 10.2mHEIGHT UNDER 1 ST FLY GALLERY 5.64mWIDTH BETWEEN FLY GALLERIES 18.9mControlThe 17 power operated lines are 2, 4, 6, 8, 10, 13, 15, 17, 19, 21, 23, 25, and 26, plus twopower operated panorama bars on each side of the stage, orientated upstage / downstage.The 12 rope-operated double-purchase counterweight lines are 3, 5, 7, 9, 11, 12, 14, 16, 18, 20,22, and 24.Up to 10 power operated portable pin-spot winches can be rigged on one of the top galleriesand the line run along a head battens secured at the top dead. The fly bar will be out ofcommission if a pin-spot line is rigged on it.There is one hand-winched counterweight line – Line 12A and three manually winched rearlines - R1, R2, and R3.Head BattensAll head battens are straight steel, 17.07m long. A 1.5m length can be removed from each endof Lines 2-24. The battens have a rectangular section, measuring 101x50mm. Lines 25 and 26have a parabolic curve and are 17.6m long. A tri-truss is permanently rigged upstage of line R3which is generally used for lighting.SpacingThe line spacing is not uniform (check critical measurements on site):• lines 2-12 are at 200mm centres• between 12 and 12A the spacing is 500mm (12A is not suitable for fly cues)• between 12A and 13 the spacing is 400mm• lines 13-24 are at 250mm centres• between 24 and 25 the spacing at the ends is 250mm and the spacing at centre is800mm (caused by the parabolic curve of bars 25 and 26)• between R1, R2 and R3 the spacing is 200mm (winch up bars, not suitable for fly cues)Speed and LoadingAll power operated lines are capable of varying speeds up to 1200mm/sec with a load capacityof 350kg.The pin spot lines have variable speeds up to 400mm/s and can carry a load of up to 100kg.The counterweight operated lines have a load capacity of 250kg.The three rear lines have a drift of 8m and are manually winched with a load capacity of 250kg.Wind MachineThere is an electrically operated wind machine on the top gallery on OP side (stage right). Themachine is operated by the STATE AUTOMATION system.- 10 - DATE OF LAST REVISION: June .2009