Civil construction materials
Concrete
- Preparation, control, receipt and acceptance
- Conventional concrete mix design
- Compressive strength
- Tensile strength in flexure
- Sampling, preparing, testing and result analysis of concrete cores
- Static modulus of elasticity and deformation by compression
- Water absorption, voids and specific gravity
- Water penetration under pressure
- Unit weight, yield and air content by the gravimetric test method of fresh concrete
- Evaluation of surface hardness by reflecting esclerometer
- Location of reinforcement bars within the concrete structures with pachometer
Aggregates
- Sieve analysis of fine and coarse aggregates
- Clay lumps and friable materials
- Bulk specific gravity, apparent specific gravity and water absorption
- Unit weight and air-void contents
- Water absorption
- Material finer than 75 um sieve by washing
- Organic impurities
Hollow concrete blocks
- Dimensional analysis
- Water absorption and liquid area
- Compressive strength
- Prism preparation and compression test
Ceramic blocks
- Dimensional analysis – geometric characteristics
- Water absorption index and liquid area
- Compressive strength
(*) Tests not accredited
The other tests are accredited by Cgcre in accordance with ABNT NBR ISO/IEC 17025, under number CRL 1344.
Click here to see our scope of accreditation
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