Former senior programme officer IRC
A methodology is described for the field investigation of the ventilation performance of ventilated improved pit (VIP) latrines, based on fieldwork... Read more...
The report outlines a project evaluation model for the water supply and sanitation projects. Read more...
When handpumps with PVC rising mains are used at greater depths, fracturing of the rising mains and the pump rods occur and pump yields decrease... Read more...