Research Article

Evaluation of Critical Parameters to Improve Slope Drainage System

Table 5

Summary of results.

TestTypes of soilAverage discharge, Q (10−3 m3/min)Percentage of water discharged (%)Sediment collected (g)Permeability (cm/s)
BeforeAfter

1Sand1.267.070.000.060570.06006
2Sand1.034.640.040.111240.08089
3Sand1.3510.482.070.119200.05412
4Sand1.767.550.710.113240.07713
5Sand1.319.035.240.139760.11571
6Lateritic soil2.149.950.000.002010.00057