Detailed information

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Description

MR4 is a Mega Roof Structure with a distinctive curved roof and arch profile. It has proven to be a very popular choice for both show organizers and normal customers alike. A perfect match for your large concert stages. Call or e-mail us today for more information or to request a quote.

Key benefits

MR4 Mega-Arc Roof structure for temporary events
MT2 self-climbing towers upto 41.01 ft high with M400 / M520 main grid
Keystone 'arch' created using standard straight sections & angled hinge parts
Fast connection for quick, simple and secure assembly
Supplied complete with internal wind bracing wires & connection accessories
Full structural calculation report & build manual available
PVC roof colour and side walls options
Integrated tower base / stage components available
PA wing options available on request
EXE hoists recommended

Technical specification
Dimensions		Stage size	20x12 m	65,62x39,37 ft	16x12 m	52,50x39,37 ft
	A	Internal width	20,50 m	67.26 ft	16,50 m	54.13 ft
	B	Overall external width	23,12 m	75.85 ft	19,12 m	62.73 ft
	C	Internal depth	13,03 m	42.75 ft	13,03 m	42.75 ft
	D	Overall external depth	15,65 m	51.35 ft	15,65 m	51.35 ft
	E	Clearance side	11,53 m	37.83 ft	11,53 m	37.83 ft
	F	Clearance middle	14,30 m	46.92 ft	14,30 m	46.92 ft
	G	Overall height	14,90 m	48.88 ft	14,90 m	48.88 ft
	H	Cantilever depth	2,70 m	8.86 ft	2,70 m	8.86 ft

Loading capacity
Loading capacity		Stage size	20x12 m	65,62x39,37 ft	16x12 m	52,50x39,37 ft
	Main grid	Uniformly distributed (UDL)	5456 kg	12 018 lbs	4365 kg	9615 lbs
		or 8x Point loads of 800kg	8000 kg	17 621 lbs	6400 kg	14097 lbs
	PA wing	Central Point load (CPL)	1500 kg	3304 lbs	1500 kg	3304 lbs
	* See structural report for exact load positioning

Operational specifications
Design standarts	DIN EN 13814 (2005) DIN 1055-4 DIN 4113 DIN 18800	Fairground and amusement park machinery and structures Actions on structures / wind Design of aluminium structures Design of steel structures
Design standarts	• All our structures are standard produced under EN 1090 EXC2, include neccessary guy wires, instruction manual and engineering report
Wind management	Out of service In service	28,3m/s - 100km/h - 62mph (Max. gust wind speed) 20,8m/s - 74km/h - 46mph (Max. gust windspeed)
Wind management	* Calculations based on 30% minimum permeable side canopies * Side canopies to be removed above this wind speed if not considered
Ballast	This can vary per tower from 4750kg / 10462bs up to 12634kg / 27828lbs and depends on: • If tower bases are interconnected or free standing • Layout of canopies • Self-weight of load or interconnected stage is considered (Might be deducted from ballast under certain conditions) • Friction material used between screw jacks, padding and sub soil
Canopy & sidewalls	B1 fire retardant canopy on request, in kedders Silvergrey; other colors or inside black on request B1 fire retardant side nets in compliance with latest Eurocodes
Customized	Customisation (i.e. truss configuration, alternative dimensions, roof adjustability) on requirement

Transportation data
Self-weight	Stage size	20x12 m	65,62x39,37 ft	16x12 m	52,50x39,37 ft
Self-weight	* Exact self-weight depends on configuration	4680 kg	10308 lbs	3200 kg	7048 lbs
Transport volume	* Packed in carton boxes and bubble foil	80 m3	2825 ft3	70 m3	2472 ft3