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Cement and Concrete

Local subsidiary clinches contract to supply 28 000 dolosse to Coega

By: candice haase     23rd May 2003 The development of South Africa’s harbour infrastructure is stimulating activity in the local concrete industry. 

Company calls for increased concrete recycling

By: candice haase     23rd May 2003 In the wake of the World Summit on Sustainable Development held in Johannesburg last year, South African companies are beginning to take into consideration the fact that certain natural resources are non-renewable. 

Easing the logistical pains of transporting readymix concrete

By: candice haase     23rd May 2003 The reported weakening of the stronghold of PPC, Lafarge, Alpha Cement and Natal Portland Cement on the market, is said to have created an environment conducive to innovation and opened up economical marketing opportunities in the distribution of concrete and cement. 

Twenty-five entries for Fulton awards

23rd May 2003 Twenty-five submissions have been received for this year’s Fulton Awards, presented every two years by the Concrete Society of Southern Africa (CSSA) for excellence in the use of concrete on the African subcontinent. 

Telescope site flooring proved a challenge due to Karoo cold

By: candice haase     18th April 2003 Sutherland, located on the high Karoo escarpment, will be the home of the Southern African Large Telescope (Salt). 

Factory expands as housing demand rises

By: candice haase     18th April 2003 Anticipating a growth in the demand for houses, townhouses and cluster homes in the next two or three years, a Muldersdrift hollow-core floor producer expanded production capacity at its plant. 

Guidelines for sand-cement screeds and concrete toppings revisited 

By: candice haase     18th April 2003 The practice of laying semidry sand-cement screeds tends to be used to ensure quick installation of these surfaces. 

Company takes over marketing of product range 

18th April 2003 Since June 1 last year, the Marcom Group has taken over the marketing of Prostruct products on the international market. 

R330m lignosulphonate project nearly finished

By: Zonika Botha     6th December 2002 Norwegian company Borregaard Industries and Sappi Saicor’s 50:50 joint Lignotech plant expansion in Umkomaas near Durban, Kwazulu Natal is 73% complete and well on target to reach its commissioning deadline in March next year, project leader Mark Andrews reports. 

First eco-village being built at Ivory Park

By: Martin Zhuwakinyu     13th September 2002 Construction-materials group Lafarge South Africa has stepped up its involvement in sustainable development with the donation of cement and concrete to the eco-village being built by the City of Johannesburg and the EcoCity Trust at Ivory Park, in Midrand. 

Super-strength concrete supports novel structure

By: vanessa vasques     5th July 2002 The concrete for the bridge being constructed to link Newtown to Braamfontein, the Nelson Mandela Bridge, is being supplied by Alpha Readymix, a business unit of Alpha. 

Job-site prefabrication 'tilts' towards new method

By: marisa rodrigues     24th May 2002 A special form of precast concrete construction, known as tilt-up construction, is starting to become a more common practice in South Africa. 

Plain sailing with lining systems range

By: marisa rodrigues     24th May 2002 The protection of concrete is a necessity in corrosive environments, such as those experienced in the chemical, food, fertiliser and power industries. 

'Moderate' growth in demand for concrete in 2002

By: marisa rodrigues     24th May 2002 The cement and concrete market in South Africa continues to be fairly flat with the demand for concrete in 2001 growing by 1,9% compared to 2000. 

Success for young BEE concrete-repair firm

By: marisa rodrigues     24th May 2002 In just its fourth year of operation, what is reportedly the only black-owned specialist concrete repair company in South Africa, Liyaphuma Construction, considers itself to be among the top five companies in this field in the country. 

Local breakthrough in concrete reinforcement

24th May 2002 The new South African-developed process of oxyfluorination of polypropylene fibres has ushered in a new era for plastic concrete reinforcement, states Oxyfibre GM Annette Lubbe. 

R340m to be pumped into cement producer over next three years

By: marisa rodrigues     24th May 2002 Major cement manufacturer, Alpha Limited is to invest R340-million over a period of three years in efficiency and environmentally-focused capital projects. 

International brands protect SA concrete

24th May 2002 Concrete waterproofing, repair and protection are issues that continually concern architects, engineers and contractors alike. 

New foundation for Kwazulu-Natal concrete blockyard industry

24th May 2002 The future of the concrete block-yard manufacturing industry, a mushrooming enterprise embraced by thousands of unemployed community members throughout Kwazulu-Natal, received a shot in the arm when a development plan was implemented for a women-run block-yard business in Stanger recently. 

Cure for 'concrete cancer'

By: marisa rodrigues     24th May 2002 A stainless steel rebar, known as 3CR12, utility ferritic stainless steel or 3CR12, is proving to be the long-awaited solution to the ever-present problem of ‘concrete cancer’. 

SA students pinpoint new applications for fly-ash

By: marisa rodrigues     24th May 2002 Pretoria Technikon students have joined the international quest for new applications of fly ash. 

Flawed application of standards in SA

By: marisa rodrigues     24th May 2002 The quality and control standards in the South African cement and concrete industry are very good, but it is in the application of these standards where the local industry may be lacking, believes Beton-Lab’s Alan de Kock. 

SA's asphalt roads get concrete treatment

By: marisa rodrigues     24th May 2002 Although there are no major concrete roads being built in South Africa at the moment, concrete is making significant advancements into the roads industry through its increased use in the rehabilitation of asphalt roads, reports Cement and Concrete Institute roads expert Brian Perrie. 

New cement product in the mix

24th May 2002 A new cementitious product, the SureMix dry mortar system available from PPC Cement, is a first for South Africa and will reportedly revolutionise how the construction industry mixes and applies mortars, plasters and floor screeds in the future. 

New standard for precast-concrete flooring slabs

19th April 2002 For the first time South Africa has a standard for the manufacture of precast-concrete suspended floor slabs. 

Concrete shielded from sewage harm

By: marisa rodrigues     5th April 2002 Concrete, the major building material of sewage systems, is unavoidably affected by the stresses of being in contact with wastewater, therefore making protection essential. 

End to concrete cracking under thermal stress

By: Joanne Delaurentis     22nd March 2002 The cracking of mass and structural concrete due to thermal stress is one of the problems faced by constructors of concrete structures with large cross-sections. 

BEE firms in Jhb airport upgrade

By: Martin Zhuwakinyu     2nd November 2001 The concrete structure of the new domestic terminal being built at Johannesburg International Airport (JIA) is on schedule for completion next month, and kitting it out will take another year. 

Rocla

12th October 2001 Rocla is primarily involved in the manufacture an supply of precast concrete pipes, culverts, manholes, poles and related infrastructural concrete products. 

2002 take-off for R348m airport terminal

17th August 2001 Construction of the new R384-million terminal at the Johannesburg International Airport – the largest contract to be commissioned by Airports Company South Africa (Acsa) – is on schedule for completion by September next year. 

Concrete-penetrating chemical in South Africa

By: System Author     10th November 2000 A chemical formulation, which penetrates concrete through its micropore structure and reacts with it to reduce porosity and increase its strength, has been launched in South Africa. 

Refocusing of institute into a marketing organisation ongoing

By: System Author     2nd June 2000 Concrete 

Infrastructure backlog a concern

By: System Author     2nd June 2000 Concrete 

Providing support to small vendors

By: System Author     2nd June 2000 Concrete 

Growing environmental awareness a positive sign

By: System Author     2nd June 2000 Concrete 

Local company manufactures chemical-resistant concrete

By: System Author     2nd June 2000 Concrete 

Pro Brick Equipment

By: System Author     31st March 2000 Factory 

Concrete-mix design for pipeline project

By: System Author     30th July 1999 With the scarce supply of water in Botswana, the challenge to develop appropriate technologies for improving the supply of safe, reliable and affordable water to isolated communities is being improved with the construction of the North–South Carrier pipeline. The project stretches over 360... 

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