Ntimbale Dam

EMPLOYER
Dept. of Water Affairs, Botswana

CONSULTANT
Knight Piesold

YEAR COMPLETED
2005

VALUE AT COMPLETION
R69M

LOCATION
Botswana

PROJECT TYPE
Dams

DESCRIPTION
Construction involved the following: Roller Compacted Concrete: Height 33m, Length 155m, Clearing 105ha, Excavation 6500m3, Rock Excavation 8000m3, RCC 33000m3, Concrete 1850m3, Spillway Concrete 1650m3, Drill & Grout 2500m, Steel pipes 150m, Gallery lighting, Instrumentation; Rockfill with clay core: Height 20m, Length 190m, Clearing 7ha, Excavation 31000m3, Rock Excavation 7300m3, Clay core 36500m3, Filters 16000m3, Rockfill 65000m3, Concrete 1850m3,Drill & Grout 1650m, Instrumentation. Saddle Dams: 3no. 3500m3, River diversion works.