EVN AFRICA - Selected Assignments
BULK WATER SUPPLY INCLUDING PUMPING & RESERVOIRS - P1
| ASSIGNMENT TITLE : LOCALITY |
ASSIGNMENT DESCRIPTION | CLIENT NAME | START DATE |
COMPLE- TION DATE |
VALUE OF SERVICE R M |
|---|---|---|---|---|---|
| Reservoirs : Limpopo Province | Waterval Town Service Reservoir 5.7 Ml, Northwest Province (40 ML raw water), Eskom Ellisras (2.5 Ml Floating roof), Atteridgeville (16 ML 2 off bulk supply reservoirs), Olifantspoort (2.75 Ml concrete). Reinforced concrete circular and rectangular water command and service reservoirs in various localities comprising foundation drainage site earth works, security fencing, water proofing, telemetry, and water level recording. Sizes ranging from 200 (65 no), 600 (130 no), 2750 (2 no), 5000 (8 no) & 10 000 (2 no) kl. Design, specifications, invitation to tender, tender award, contract supervision, completion certification. Reservoirs : Civil and structural detailing. | DWAF | 01/87 | 12/98 | 87.50 |
| Douglas Emergency Water Scheme : Northern Cape | River pump station and pumpline. Emergency raw water scheme from the Orange river and pumping 2000 kW into an unlined 20 cumec canal 10 km long. Design, specifications, invitation to tender, tender award, contract supervision, completion certification. Structural detailing. | DWAF | 01/87 | 12/87 | 10.33 |
| Makatini Pump stations : KwaZulu Natal | Pump stations. Design and construction supervision of two major irrigation pump stations, each with pump capacity of 1200 l/s; balancing dams and mechanised screens in pump forebays. | Department of Agriculture | 01/87 | 12/88 | 8.30 |
| Dwarsloop/Maviljan : BBR : Limpopo | Pipe mains. Bulk supply main connector and distribution pipelines. People benefit 11 000. | Rand Water | 01/96 | 12/99 | 3.50 |
| Giyani Bend | Pumping scheme. 5 Irrigation water pump stations each some 300 kW capacity. Design, specifications, invitation to tender, tender award, contract supervision, completion certification. | Department of Agriculture | 01/88 | 12/88 | 1.68 |
| Giyani | Bulk water supply booster station. Clear water booster pump station on existing bulk supply main, 200 kW. Design, specifications, invitation to tender, tender award, contract supervision, completion certification. | Department of Agriculture | 01/88 | 12/88 | 8.75 |
| Tshikororo : Limpopo Province | Water Supply. Rural water supply project sourced from perennial streams, comprising water treatment, bulk distribution, storage reservoirs, rudimentary reticulation at various localities. 6000 people benefiting. Design, specifications, invitation to tender, tender award, contract supervision, completion certification. | DWAF | 01/88 | 12/88 | 4.38 |
| Hudson Ntsanwisi Dam | Emergency Raw Water Pumping. Design and construction supervision of a raw water pump station with capacity of 175 l/s at manometric pressure of 550 kPa. | DWAF | 01/92 | 08/92 | 6.13 |
| Bushbuckridge Emergency Pumping Scheme for Maretsane River | Water Supply. Emergency drought relief measures through the provision of a 100 kW electrified pumpstation and 5 km long 200 dia steel pipe transferring water from a perennial stream to a water treatment installation. Because of the emergency nature contract management as well as project management functions were done. Design specifications, invitation to tender, tender award, contract supervision, completion certification. | DWAF | 01/92 | 12/92 | 0.88 |
| Khakhu, Tshifhire & Tshakhuma : Limpopo Province | Water Supply. Rural water supply project sourced from perennial streams, comprising water treatment, bulk distribution, storage reservoirs, rudimentary reticulation at various localities. 9000 people benefiting. Design, specifications, invitation to tender, tender award, contract supervision, completion certification. | DWAF | 01/88 | 12/88 | 9.10 |
| Tswasa Scheme : Limpopo Province | Pump stations. Raw water abstraction downstream from Eerstepoort Dam, treatment and pumping through 30 km long by 400 dia pump system to Gabarone. Design, specifications, invitation to tender, tender award, contract supervision, completion certification. | Botswana Government | 01/89 | 12/89 | 1.05 |
| Vhembe District Council Water Supply Projects : Limpopo Province | Gravelotte Pipeline, Gravelotte Reservoir, Hlogotlou Water Supply, Giyani Bulk Water conveyance, Valdezia Water Supply, Giyani Services Rehabilitation, Waterval Services Rehabilitation, Bakone-Manamela Water supply, Giyani / Elim Drought Relief, Tshakhuma Valdezia Drought Relief. Rural water supply project sourced from boreholes comprising, borehole equipping, bulk distribution, storage reservoirs & rudimentary reticulation at various localities. 54000 people benefiting. Various upgrading and refurbishment installations and water related distribution systems. Design, specifications, invitation to tender, tender award, contract supervision, completion certification. | Vhembe District Council | 01/96 | 12/98 | 43.75 |
| Dilokong Mine Water Supply : Limpopo Province | Water Supply. Design and construction supervision of bulk water supply to chromium mine from wellfield installations, pump stations and 4 km pumplines. Design, specifications, invitation to tender, tender award, contract supervision, completion certification. | Dilokong Mine | 01/98 | 12/98 | 2.10 |
| Houtriver Emergency Water Supply : Polokwane | Water Supply. Raw water abstraction from a dam. Modular water treatment installation 25 l/s 300 - 200 dia bulk supply main. 12 km long discharging into 4 600 kl concrete service reservoirs, equipping and inter connecting four boreholes. People benefiting 12 000. Design, specifications, invitation to tender, tender award, contract supervision, completion certification. | DWAF | 01/92 | 12/93 | 4.38 |
| Middle Letaba River Dam : Limpopo Province | Dam Dead Water Pumping for Emergency Drought Relief. Fast track design and construction supervision of an emergency pumping installation, mounted on raft for dam dead water pumping as a drought relief action. Constitutes a 150 kW installation with pumping capacity of 225 l/s. | DWAF | 01/92 | 12/92 | 1.40 |
| Groundwater Development : Mopani District : Limpopo Province | Water Supply. Equipping and interconnecting 58 boreholes into existing bulk water supply systems using essentially PVC piping, service reservoirs or elevated tanks, consumer outlets on branching rudimentary reticulation pipelines. 15 000 people benefiting. Design, specifications, invitation to tender, tender award, contract supervision, completion certification. | DWAF | 01/95 | 12/99 | 12.25 |
| Majosi / Masia : Pumpstation Reservoir, Pumpmain : Limpopo Province | Pumpstation Reservoir Pumpmain. Booster pumpstation 55 kW and 600 kl reservoir. Interconnecting pipework to existing systems. Design, specifications, invitation to tender, tender award, contract supervision, completion certification. Structural detailing. | DWAF | 01/96 | 12/99 | 10.50 |
| Middle Letaba System 'M' : Giyani Area | Pumpstation Reservoir Pumpmain. Clear water booster pumping from 3 pump stations. Bulk supply pipelines 200 - 400 dia, 17 km long. 600 kl and 200 kl concrete reservoirs. Rural township reticulation in 25 villages. Emerging and previously disadvantaged contractors extensively used. People benefiting 65 000. Design, specifications, invitation to tender, tender award, contract supervision, completion certification. Structural detailing. | DWAF | 01/96 | 12/99 | 31.50 |
| Tshakhuma : Limpopo Province | Pumpmain, pumpstation treatment works & reservoir. Design and construction supervision of conventional water purification plant with initial capacity of 3 Ml / day; pump mains and clear water reservoir. | DWAF | 01/96 | 12/99 | 14.00 |
| Marite (Bushbuckridge) : Limpopo Province | Abstraction works / pumpstation pump & gravity mains & reservoir. Raw water abstraction from perennial stream. Pump stations, reservoirs, bulk supply mains, reticulation and draw-off points in semi-urban town benefiting 35 000. Design, specifications, invitation to tender. | Rand Water | 01/96 | 12/99 | 19.25 |
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