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A concrete structure exposed to a rich sulfate environment or contained sulfate salts in its mix constituents (water, aggregates, or cement) can degrade rapidly and causes reduction of strength.  Sulfate with the presence of water and cementitious paste will result in a process called Sulf...

Last Wednesday, CTLGroup had the privilege to participate in the free educational workshops that took place at the Big5-Qatar Event. Two technical presentations were made by Eng. Chadi Said (General Manager at CTLGroup-Qatar) and Dr. Jose Pacheco (Consultant on Concrete Materials at CTLGro...

September 5, 2018

From 24 to 26 September 2018, The Big 5 Qatar will host a series of free-to-attend, practical workshops providing the latest industry trends, tools, applications and techniques in the construction industry. This year, the workshops are divided into popular themes inspired from what’s happe...

August 30, 2018

When designing a structure, engineers take into account the desired life span. Most standards provide a service life of 50 years; however some infrastructures such as dams, bridges, and skyscrapers are designed for 100 years or longer. But in reality, estimating the remaining service life...

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CTL Group Celebrates 100 Years with PCA (Source: Engineering News Record)

April 11, 2016

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April 24, 2019

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