Congestion is a problem, at border checkpoints. Even in process efficiency Singapore there are 1-2 hours of traffic jam at the checkpoint. For Laos, although the shipment volume is low, bureaucracy is very high. An LPs has to provide ample advance notice. shippers do not want their cargo to get stuck at any of the terminals. Culture plays a part too. For example, on Friday since the Malaysian customs do not operate 24 hours for religious reason , a number of trucks have to queue overnight at the Singapore-Malaysia border. Problem in domestic land transportation are also faced Thailand due to traffic congestion and restricted hours for entry of trucks into bangkok