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LATTICE GIRDERS

B	TYPE B1	TYPE B2	TYPE B3
Diameter 1	20mm	20mm	25mm
Diameter 2	25mm	32mm	32mm
Diameter 3	10mm	10mm	10mm
Diameter 4	16mm	16mm	16mm
AST 1	628.4 mm2	628.4 mm2	981.8 mm2
AST 2	490.9 mm2	804.9 mm2	804.2 mm2
H	100 mm	110 mm2	120 mm2
B	150 mm	150 mm2	150 mm2
Ex	44 mm	57.2 mm	53.7 mm
lxx	169.01 cm4	255.61 cm4	379.11 cm4
zXX	30.28 cm3	48.37 cm3	57.18 cm3
lyy	268.95 cm4	272.18 cm4	392.48 cm4
Zyy	35.86 cm3	36.29 cm3	52.33 cm3
Weight	10.839 kg/m	13.292 kg/m	16.013 kg/m
Please note: Any configuration or bespoke design can be accommodated. Tel +44 (0)7774005522 details or email tunnelling@rom-tech.co.uk

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