Gavin Gough, freelance editorial, humanitarian & travel photographer

Mixing the aggregate

Dhanamumi Murmi cleans and sorts the gravel that she will use in the biosand filters. A gravel layer elevates other materials above the outlet pipe, ensuring that it is kept free flowing.

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Filename: 160816-120153.jpg
Image Size: 5760x3840 / 9.5MB; https://www.gavingough.com/copyright; https://www.gavingough.com/contact; Organisation Development Not-for-profit Sharanamati Village Nepal Nonprofit Charity Centre for Affordable Water and Sanitation Technology Jhapa District WASH Drinking Water Female Clean Water Sharanamati Woman Non-profit Sanitation NGO Hygiene CAWST Organization Non-governmental

Dhanamumi Murmi cleans and sorts the gravel that she will use in the biosand filters. A gravel layer elevates other materials above the outlet pipe, ensuring that it is kept free flowing.