The service life of structures depends on a variety of factors, such as their purpose, the materials of construction, the surrounding environment and – mostly – the degree of maintenance. The definition of expected service life has varied over time. Whereas BS 7543 (1992), defined the ‘normal’ life of a building as 60 years, the …
Concrete waterproofing: a two-fold protecting process we often forget Read More »
Traditional membranes have no crack sealing ability. If the concrete beneath the membrane cracks to any significant degree, the membrane will split, tear away from the surface and leak permanently. The present project had been repaired twice, once with traditional membranes and once with elastomer waterproofing. It still leaked when our Authorised Applicator got there! …
A showcase of good planning that improves the lives of citizens In the year 2012, the National Infrastructure Development Company Limited (NIDCO) of Trinidad & Tobago undertook a traffic study, to assess the impact of the then proposed Curepe Interchange. It collected and analysed traffic volume data and made projections for the year 2040. The …
Espelho D’ Água: Mirror of Water This is what the people in Brazil call small artificial lakes. Called Espelho D’ Água, which means “Water Mirror”, this artificial lake project, is a small jewel outside the Headquarters of OVD Group, in Curitiba, Brazil. Usually projects require a combination of products, rather than one single product and …
Following the Genoa bridge disaster in August 2018, which claimed the lives of 43 people, the French Senate commissioned an immediate survey of the state of France’s bridges. The report, made available to AFP , the French news agency, states that “at least 25,000 bridges are in a bad structural state and pose security problems” Another survey …
Sorocaba’s sewage collection and removal network, with 1,030 kilometers in length, serves 98% of the population and remains in constant expansion, following the city’s growth. Sorocaba’s first sewage treatment plant, ETE S-1, has the capacity to treat up to 100 million liters of sewage per day, that is, 44% of the total sanitary effluent discharged …
SAAE Sorocaba sewage water plant, Sorocaba, Brazil Read More »
