Civil Engineering April 2021 | Vol 29 No 3

34 April 2021 Civil Engineering scanning and down-hole geophysical and optical surveys with traditional face mapping and borehole logging techniques to characterise rock mass structure. Q Q The integration of slope and blast design to balance production pres- sures against acceptable levels of slope degradation. Q Q Multi-disciplinary collaboration between the client, consultants, and contractors.  Figure 12 (a) Rockfall netting, rock bolts and face drainage installed, installation of cable anchors and (b) shotcreting in progress GEOBLOCK COMMON USES ARE: • Road widening • Road construction over poor soil conditions • Bridge abutments • Bridge underfill • Protection of culverts, pipelines and buried structures • Rail embankments • Landscaping and vegetative green roofs • Slope stabilisation • Levees • Airport runways Tel: 087 086 1990 Email: Sales@isomoulders.co.za The completion of the project was made possible by the following project team: Q Q Client: Exxaro Resources Q Q Drilling and blasting contractor: Eire Contractors Q Q Load and haul contractor: ANDRU Mining Q Q Lateral support contractor: Sentinel Q Q Geotechnical drilling contractor: Diabor Q Q Consultants: Rockland Geoscience, ARQ Geotech and Mr CVB Cunningham ACKNOWLEDGEMENTS We would like to extend our gratitude to the following Exxaro representatives, without whom the success of this project would not have been possible: Q Q Eben Barnard Q Q Hennie Holtzhausen Q Q David Kobuoe Q Q Rofhiwa Phadagi Q Q Francois van Eeden (a) (b)