PowerCem Africa PowerCem Africa waswas approached approached by the by the Business Business Zone Zone

The area to be back filled and sealedThe area to be back filled and sealed

G 5 material was used to back fill, spread openG 5 material was used to back fill, spread open

to apply the RoadCem and Cementto apply the RoadCem and Cement

Windy and very cold conditionsWindy and very cold conditions

After the back fill material was spread open it After the back fill material was spread open it was was Pre-wetted in order to apply the RoadCemPre-wetted in order to apply the RoadCem

Application of the RoadCem evenly and by handApplication of the RoadCem evenly and by hand

Pharaoh Cem V – 32.5 was usedPharaoh Cem V – 32.5 was used

Mix design Soil for 1 M³

Material Ratio M/M

-% PowerCem to Cement

Cubic Meter PowerCem matrix

 

Material in situ 94.95%   2,359.00 Kg

Cement Component 5%   117.95 Kg

RoadCem 0.05% 1.00% 1.1795 Kg

Total 100.00%   2,478.13 Kg

A mix design for 5% cement application was A mix design for 5% cement application was designeddesigned

Application and spreading of the cementApplication and spreading of the cement

Mixing the G 5 material, cement and Mixing the G 5 material, cement and RoadCem using a TLB.RoadCem using a TLB.

Bringing the back fill material up to water Bringing the back fill material up to water optimumoptimum

Pre-wetting the area to be filledPre-wetting the area to be filled

Filling Filling thethe area area with the with the well mixed soil well mixed soil atat water optimum water optimum

Leveling out the filled area using the TLBLeveling out the filled area using the TLB

Compacting Compacting thethe filled area using static filled area using static andand dynamic compactiondynamic compaction

Doing the final cut and levels using a GraderDoing the final cut and levels using a Grader

Flooding the area whilst compacting in order toFlooding the area whilst compacting in order toPower Float the areaPower Float the area

Three days later the area was spot primedThree days later the area was spot primedin order to lay the premix asphaltin order to lay the premix asphalt

30mm Premix asphalt was applied 30mm Premix asphalt was applied andand spread manually spread manually

Compaction of the premix asphaltCompaction of the premix asphalt

Spreading of the curing Spreading of the curing coatcoat

Completed Section awaiting Road Completed Section awaiting Road MarkingsMarkings

51 Loper Avenue51 Loper AvenueKempton Park,Kempton Park,Johannesburg,Johannesburg,Spartan ext 2Spartan ext 2

16201620General contact:General contact:

Tel: +27 974 7534/5Tel: +27 974 7534/5Fax: +2711 974 1835Fax: +2711 974 1835

Prepared by:Prepared by: