Dams & Hydropower

Geomembrane

Geomembrane Underdrain

Chimney Drain

Finger Drain Outlet

Protecting & Weighing

Geomembrane for Dams

Upstream & Downstream of Dams

Impervious Zone of Earthen Dam

Geotextiles for protection of Geomembranes from damages and punching

Functions of Geosynthetics

Separation

Filtration

Reinforcement

Drainage

Containment

Anti Erosion Sea Bund / Bank Protection (Gujrat)

Protection Against High Tide

Earthen Dam Section

JIBIYA DAM, PVC GEOMEMBRANE APPLICATION

(Nigeria, 1987)

Dimensions:

height: 23.5 m

embankment volume: 2 000 000 m3

storage: 142 300 000 m3

crest length: 3 660 m

geomembrane liner: 165 000 m2

spillway capacity: 2100 m3/s

Water tightness: PVC geomembrane plus

geotextile geo composite on the upstream slope

Vertical plastic diaphragm at the upstream toe