8 1 2015 COOLFLEX CLX Subject to technical modifications Trench dimensions Trench profile 2 COOLFLEX pipes DN 20 DN 125 UNO Casing pipe Width Depth Minimum Ø D B T Bending radius mm cm cm m 76 45 80 0 7 91 50 80 0 8 111 55 85 0 9 126 55 85 1 0 162 65 90 1 2 182 70 95 1 4 1 Pipe warning tape see sheet CLX 2 370 2 Excavated material 3 Sand washed max grain size 8 mm SLW 30 300 kN total load as per DIN 1072 if subject to higher traffic loads e g SLW 60 a load distributing superstructure as per RStO75 is required With no traffic load the minimum trench depth T can be reduced by 20 cm Installation depth max installation depth 2 6 m Our approval is required for installation at greater depths 1 2 3 10 10 306 0 D T 10 10 10D D B Figures in cm 2 505

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