Four contracts will add around 100 km of main drainage lines across Jumeirah, Al Quoz, Al Wasl and Al Marmoom as the AED30 billion Tasreef programme enters its third phase. Dubai Municipality has awarded four contracts worth AED3 billion (US$817 million) under Phase 3 of the Tasreef stormwater drainage programme. The projects involve building and extending about 100 km of main drainage lines, with diameters of up to three metres.