In this document Nissen-Petersen criticises sand dams, which failed due to wrong implementation. He promotes a different method of construction, which is presented in this document (see also NISSEN-PETERSEN, training material).
NISSEN-PETERSEN, E. (2011): Sand Dams or Silt Traps. Nairobi: ASAL Consultants Ltd. URL [Accessed: 20.04.2011] PDF