NARRATIVE DESCRIPTION OF PROJECT :

The Project comprises the design and construction of a new dual carriage major arterial road from Gaborone to the Tlokweng Border Post, either along the existing alignment (40% peri-urban, 60% rural) or as Southern Bypass around the peri-urban area to connect with the Western Bypass of Gaborone.  The project included a new 30km arterial highway (dual and single carriageway) and 15km associated service roads and a new reinforced concrete bridge of some 60m span to dual carriage. Design speed: 100km/hr; Dual Carriageway: 19.6 m wide (5 m median) + 2x 2m footpath; Single Carriageway: 9.6 m wide+ 1 x 2m footpath; Pavement: flexible comprising of asphalt surfacing; graded crushed stone base, upper and lower cement stabilized natural gravel subbase and upper and lower natural gravel selected subgrade

DESCRIPTION OF ACTUAL SERVICES PROVIDED BY OUR STAFF :

Preliminary design, economic appraisal, detail design, tender management and construction supervision including all necessary engineering, geotechnical and hydrological investigations, topographic survey, environmental impact assessment, community liaison, design of geometrics and stormwater drainage, pavement design, structural design, tender documentation and site supervision.

NARRATIVE DESCRIPTION OF PROJECT :

Contract No. 1 – Dam and Associated Works including Access Road which includes:

• 40 m high, 4.6 km long, earthcore and random fill embankment dam

• Concrete lined service spillway and stilling basin

• Unlined auxiliary spillway

• Reinforced concrete intake tower and steel lined outlet conduit

• Water control plant for the outlet works

• Civil works for two pump stations and break pressure tank

• 42 km gravel access road and associated drainage

Contract No. 2 – Electrical and Mechanical Plant which includes:

• 3 No. 750 l/s, 94.5 m head centrifugal pumps with electric motors

• 3 No. 750 l/s, 60 m head centrifugal pumps with electric motor

• 4 No. 3.6 m diameter, 9.4 m long surge vessels

• Pipework and valves

• Transformers, motor starters, switchgear

• Control, protection and communication equipment

Contract No. 3 – Pipeline which includes:

• Manufacture, transport, installation and commissioning of 74 km of 1 200 mm diameter pipeline

• Construction valve pits and installation of valves

Contract No. 4 – Housing which includes:

• 5 No. Type II houses and 5 No. Type III houses

DESCRIPTION OF ACTUAL SERVICES PROVIDED BY OUR STAFF :

The services provided for the project included  :

-   A comprehensive review and update of the design and tender documents for the various works which includes the dam and associated works, electrical and mechanical plant, pipeline, access road and housing

-   Manage Botswana Power Corporation (BPC) on the installation of the powerlines and substations infrastructure

-   Tender management of the 4 No. separate Contracts

-   Construction Supervision of the various contracts

APPROXIMATE VALUE OF SERVICES :

US$ 5.5 Million

TOTAL PROJECT VALUE :

US$ 200 Million