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Concrete Materials and Quality

At G&W, we provide comprehensive services in analyzing concrete and its materials to ensure optimal performance and compliance with quality standards. Our expertise includes detailed examination of concrete composition, evaluating its strength, durability, and compatibility with project requirements. We also specialize in assessing concrete cracks and damages, identifying their causes, and providing tailored solutions to restore structural integrity. These services ensure that every project meets the highest standards of safety, durability, and sustainability.

Quality of aggregates for concrete and road construction

Analysis of concrete and concrete materials

$X-ray diffraction of dolostone$

$X-ray diffraction of dolostone$

Dolostone not suitable as aggregate-high water absorption-low crushing strength, low density

Dolostone not suitable as aggregate-high water absorption-low crushing strength, low density

$X-ray diffraction of dolomite$

$X-ray diffraction of dolomite$

Dolostone not suitable as aggregate-high water absorption-low crushing strength, low density

Scanning microscope of Dolomite

Light microscope of Portland cement

Light microscope of Portland cement

X-ray diffraction of dolostone

X-ray diffraction of dolomite

Explanation of Concrete Cracks and Damages, and Determination of Salt Content in Cement

Concrete Cracks and Damages

Chemical attack on concrete cover

Chemical attack on concrete cover

Concrete crack

Concrete crack

Chemical attack on concrete cover

Concrete crack

Quality of aggregates for concrete and road construction

Concrete Quality

Ettringite

Ettringite

Ettringite chemical

Ettringite chemical

X-ray of Thumasite

X-ray of Thumasite

Ettringite is a normal reaction product of the sulphate attack in concrete.

Thaumasite is reaction product of sulphate attack of cement a of limestone cement at low-temperature

Thaumasite

Thaumasite

Accelerating admixtures work in the opposite manner from retarding admixtures, decreasing the set time of concrete.

Inorganic admixtures for concrete

Limestone

Limestone

Granulated blast furnace slag

Granulated blast furnace slag

Limestone

Granulated blast furnace slag