Prefectural Order No 2010-DDT-SE 1121 of 14 October 2010
approving strategic noise maps for major road and motorway infrastructure (with annual traffic exceeding 6 million vehicles), railways (with annual traffic exceeding 60000 train crossings) on the Essonne department
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C_Routes_Dep_noisit_cat_B_Values_CATEGORIE_SONORE
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