Month: May 2016

South African Hollow-core Extends its Footprint

Increasing numbers of South African architects and structural engineers, many of whom were slow to adopt hollow-core technology, are now using it as a means to safe-guard quality, accelerate construction time and save costs. Three recent projects serve to illustrate the point. Two involved expanding existing structures, both of which could not have taken place … Continued


The 21st Century has seen South African construction professionals making increasing use of precast hollow-core slabs for the construction of multi-storey buildings and for the extension of existing structures. The MTN Data Centre, Phase 2 project, which necessitated the addition of a second floor to MTN’s Data Centre in Louwlardia Centurion, using Echo prestressed slabs, … Continued

Echo Slabs Used for Major Walling Projects in South Africa

South Africa’s Echo group has had considerable success in finding and developing new markets for hollow-core, especially in security and retaining wall applications. As South Africa has one of the world’s highest crime levels, good security walling has become an unfortunate necessity. The first leg of this article highlights a recent security walling contract which … Continued

Echo Prestress Celebrates 20 Years of Prestressed Slab Production

One of South Africa’s prestressed hollow-core concrete slab pioneers, Echo Prestress, is celebrating its 20th year. The company was founded in 1995 when a factory was built in Kempton Park to manufacture prestressed hollow-core slabs. Like all green-shoot business ventures there was no guarantee that the market was ready for a substantial increase in prestressed … Continued