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1900711: N12 ALLIANCE ROAD INTERCHANGE DAVEYTOWN, GAUTENG (2020)

Appointment of consulting engineer for the construction supervision of N12 alliance road interchange Daveyton

Current project, 2020

Element Office Centurion


RESEAL OF NATIONAL ROAD 10 SECTION 9 BETWEEN PRIESKA AND MARYDALE

Engineering Discipline/s:Roads
Location:Prieska, Northern Cape
Project Description:Roads
The Reseal of National Route 10 Section 9 between Prieska (km 0.00) and Marydale (km 72.82)
Project Value:R70 m (Est.)
Key Features:
• The widening and strengthening of approximately 27 km of the existing gravel shoulders to a minimum cross-section width of 7.4 m.
• Repairing approximately 8 500 m2 of the existing road using geofabric material.
• The sealing of cracks
• The upgrading of existing rest areas.
• The surfacing of approximately 540 000 m2 of the road surface.
Project Duration:30 June 2011 – May 2012

EXTENSION OF DE VILLIERS ROAD

Engineering Discipline:Roads
Location:Sonstraal Heights, Durbanville
Project Description:
Project Value:R9m
Key Features:Design & Construction of De Villiers Road between Verdi Street and Brackenfell Boulevard
Accommodation of traffic during construction
Cut to spoil of approximately 10 000 m3 of unsuitable material
Construction of approximately 2 600 m3 of selected subgrade layers
Construction of approximately 2 100 m3 of a C4 chemically stabilized subbase layer
Construction of approximately 1 200 m3 of G2 basecourse
Construction of approximately 7 600 m2 of asphalt wearing course
Construction of approximately 2 150 m2 of paved sidewalks
Construction of approximately 600 m of stormwater reticulation with manholes, catchpits and headwalls
Construction of approximately 3 600 m of kerbing
Construction of approximately 1 700 m of subsurface drains
Landscaping and planting of trees
Provision of street lights
Project Duration:1 March 2010 – December 2010

RESEAL OF TRUNK ROAD 55/1

Engineering Discipline/s: Roads and Transport Engineering
Location: Clanwilliam
Project Description:Roads
The Reseal of Trunk Road 55/1 between Clanwilliam (Km 0.642) and Lambert’s Bay (Km 60.424), Main Road 543, and Divisional Roads 2191 and 2193
Project Value:R40m
Key Features:

Casting of ± 120 m3 of concrete for the repair of existing and construction new headwalls and wingwalls.
In-situ stabilisation of ± 4250 m3 of existing base using emulsion and cement
Surfacing of bridge decks with ± 400 t of asphalt
Repair of patches using ± 850 t of bitumen treated base and 1450 t of asphalt
Construction of ± 21 500 m2 of 6.7 mm single seal using class SC-E2 binder
Construction of ± 450 000 m2 of 13.2 mm single seal using class S-E1 binder
Project Duration:October 2010 – June 2012

MUSKADEL ROAD, MONTAGU

Engineering Discipline:Transport

Location:Montagu

Project Description:Upgrading of Muskadel Road, Montagu

Client:Cape Winelands District Municipality

Project Value:R4,236 million

Key Features:The upgrading of roads and the installation of a stormwater network,including a brick-paved sidewalk on one side. Traffic calming by raised pedestrian crossings.

Project Duration: February 2006 – August 2006

SPECIAL MAINTENANCE OF NATIONAL ROUTE 2 BETWEEN GEORGE AND KNYSNA

Engineering Discipline:Roads

Location: George – Knysna

Project Description: Special Maintenance of N2 between George & Knysna

Client: South African National Roads Agency

Project Value: R124 million

Key Features: The repair and reseal of the N2 using a 13,2/6.7 double seal. Cosntruction included the upgrading of the Kaaimans Pass in order to improve safety.

Project Duration: September 2004 – September 2006

NATIONAL ROUTE 1, SPECIAL MAINTENANCE BULTFONTEIN TO VOGELSTRUISFONTEIN

Engineering Discipline: Roads

Location: Richmond

Project Description: National Route 1, Section 9, Special Maintenance Bultfontein (km60.0 to ogelstruisfontein (km83.5)

Client: South African National Roads Agency

Project Value: R68 million

Key Features: The widening, upgrading and rehabilitations of approximately 25 km of national road. Construction included the widening of drainage structures, the widening of the road over its full length, the in-situ stabilization of the existing base in order to construct a new subbase,the construction of a new G1 quality base layer and the construction of a Cape seal.

Project Duration: October 2002 – June 2004