Central Bon Preu Balenya

WATERPROOFING OF SERVICE TUNNELS: Asphalt primer, 2 asphalt sheets of 4kg / m² SBS 40 FP adhered to the foundation slab and geotextile protection, waterproofing of the prefabricated caixons with asphalt primer, 40kg / m² SBS asphalt sheet adhered Forming expansion joints in each box with a 50cmi 4kg / m² SBS 40 FP sheet, and finishing the boxes with nodular drainage sheet with egg cup-type geotextile. Surface 3800m2.