PVD(Prefabricated Vertical Drain )

LD70 Product Description GECO Land Drain® (Prefabricated Vertical Drain or Wick Drain) is designed for expediting consolidation of slow draining and accelerate the shear strength. LD 70 has unique continuous corrugated plastic core encased with durable geotextile. Based on accumulated R&D, GECO Land Drain® contributes development works with its low cost and stable work performance. Product Description Core Type LD 70 Core Configuration Width ASTM D4774/ EN ISO 9863 mm 100 ± 5 Thickness ASTM D5199 /EN ISO 9863 mm 4.0 ± 1.0 Material PP/PET Hydraulic Properties Drain Discharge Capacity qw (250,0.1)1) ASTM 4716 ml/s >100 In-plane Flow Capacity((qw)2) EN ISO 12958 ml/s -Upon Request Mechanical Properties Tensile Strength ASTM D4595 /EN ISO 10319 kN/Full Width >2.0 Elongation Max (10%) ASTM D4595 /EN ISO 10319 % >2.2 Elongation Min (7%) ASTM D4595 /EN ISO 10319 % >1.0 Hydraulic Properties Filter3) Opening Size O904) ASTM D4751 /EN ISO 12956 ㎛ >75 Permeability ASTM D4491 /EN ISO 11058 m/s >1.0 x 10-4 Packing Details Roll Length m 200 ~ 300 Rolls per Pallet Roll 23 Pallets per Container Pallet 22 Total Length per Container 300m * 23 R * 22 P m 151,800 1) qw = q is the flow rate at hydraulic gradient . Between two form Layers.  2) According to EN ISO 12958, there are wrapped and buckled in latex membrane (Data can be provided through request) 3) Hydraulic Properties may change over filter types.  4) Different sizes can be tested. The given values are indicative and correspond to average results. The results are based on our laboratory and certified testing institutes. 10% of Mechanical properties and 20% of Hydraulic properties results can be vary, due to standard deviation. Products are subject to continuous development and improvement and these values may change over time. For any inquiries regarding technical consultant please contact technical department by e-mail: