Rehabilitation of
Main Road
P601-1

R399 million

Client: KZN Department of Transport

Project Description

Rehabilitation of Main Road P601-1 (KM 0+000 to KM 8+000 & KM 14+000 to KM 19+000). This portion of Main Road 601-1 starts in Kokstad Central Business District (CBD) situated within ward 4, 6 and 7 under Greater Kokstad Local Municipality (KZN433) of Harry Gwala District Municipality (DC43) in Kwa-Zulu Natal Province.

Contract No :  ZNQ013749/ZNB01930/23/HOD/INF/23/T

Duration : 18 Months

Extent of the Works

  • Establishment on site and clearing and grubbing.
  • Provision of traffic accommodation facilities.
  • Survey requirements.
  • Pulverisation of the existing asphalt and gravel base layer
  • Construction of the stabilised 300mm sub-base layer
  • Construction of a 40mm Asphalt surfacing
  • Construction of an 80mm BTB surfacing
  • Road prism drainage.
  • Construction of erosion protection measures (gabions, stone pitching, etc.)
  • Installation of guardrails.
  • Hydro seeding and or planting grass sods to protect cut and fill slopes and to reinstate the vegetation at spoil sites.
  • Finishing and cleaning up of the road and road reserve.
  • Continuous quality control over materials and workmanship, and compliance with the Particular
  • Specifications with regard to environmental management and occupational health and safety, during all the above construction activities.
  • Removal of all site establishment facilities and construction plant on completion of the Works.
  • Making good of any defects during the Defects Liability Period.
  • Undertaking maintenance work during the defect liability period

Leading Quantities

Description

Approx Quantity

Selected G7

5850m³

C3 Stabilisation

39000m³

Base Layer – BTB

29744 tons

Wearing Course

14872 tons

Labour intensive Activities

  • Erection of the Contractor’s and Employer’s Agent’s site establishment facilities;
  • Provision of domestic services at the site establishment facilities;
  • Provision of flagmen and labour for erecting traffic accommodation facilities;
  • Clearing of the Site;
  • Excavation for structures and open drains up to 1,5 m deep where the depth of the water table permits such excavation to be carried out safely, and the subsequent backfilling thereof;
  • Bedding, selected fill, backfilling and compaction of all trenches for prefabricated culverts irrespective of depth, but assisted by mechanical compaction equipment in order to achieve the specified densities;
  • Transportation and spoiling of all trench materials, where the disposal site is located within 20 metres of the source;
  • Mixing and placing of concrete for the channel and backing to the prefabricated kerbs;
  • Mixing and placing of concrete for concrete lined drains and sidewalks;
  • Mixing and placing of concrete for minor drainage structures and road furniture structures;
  • Mixing and placing of concrete for concrete edge beams at gravel road access points;
  • Installation of prefabricated kerbs;
  • Construction of all brickwork required for drainage structures and manholes;
  • Erection of falsework and formwork;
  • Fixing of reinforcement;
  • Spreading of offloaded earthworks materials to the extent scheduled;
  • Spreading of offloaded pavement layers materials to the extent scheduled;
  • Spreading of stabilising agent;
  • Maintenance patching of surfacing;
  • Excavation for and construction of stone pitching, and subsequent backfilling;
  • Excavation for and construction of gabion boxes and mattresses, and subsequent backfilling;
  • Dismantling / erection of fences;
  • Excavation and subsequent backfilling for guardrail;
  • Dismantling / erection of guardrail;
  • Excavation and subsequent backfilling for road signs;
  • Dismantling / erection of road signs;
  • Spreading of topsoil;
  • Planting of grass cuttings, grass sodding and hand sowing of grass seeds; and

Cleaning and tidying up of the Site.

The requirements of the CIDB B.U.I.L.D. Programme with respect to Indirect Targeting for Enterprise Development is set at a minimum contribution of 30% of the project’s contract value towards subcontracting, and the requirements of the CIDB B.U.I.L.D. Programme with respect to the Standard for Skills Development is set at a maximum development support of 0.25% of the project’s contract value.

Locality Map:

GALLERY