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PROPERTIES MEASURED

1. FRESH CONCRETE AND MIXTURE EVALUATION

1.1  Rheology

1.2  Chloride content of concrete and its components

1.3  Resistance to chloride penetration

1.4  ASR, reactivity of sand and aggregates

1.5  Alkali content (equiv . Na2O/m3) for evaluation of the potential risk of ASR

1.6  Adiabatic heat development

1.7  Temperature simulation

1.8  Air-void structure (spacing factor and specific surface)

1.9  Autogenous shrinkage of the mortar fraction

2. HARDENING STRUCTURES

2.1  Temperature recording

2.2  Maturity measurement

2.3  In-Place strength for safe and early loading

2.4  Cover layer quality

2.5  Curing

2.6  Grout injection quality e.g. in cable ducts and joints

2.7  Cracking

2.8  Crack depth

3. FINISHED STRUCTURES

3.1  Strength for QA/QC

3.2  Bond strength

3.3  Tightness of casting/construction joints

3.4  Water permeability

3.5  Chloride content

3.6  Resistance to chloride penetration of the cover layer

3.7  Reinforcement location

3.8  Petrography

4. EVALUATION OF EXISTING STRUCTURES

4.1  Thickness of elements

4.2  Chloride ion profiling

4.3  Depth of carbonation

4.4  Corrosion activity

4.5  Corrosion mitigation

4.6  Remaining alkali content (equiv . Na2O/m3)

4.7  Integrity of cable duct injection and corrosion of strands

4.8  Voids, e.g. behind slabs, industrial floors and tunnel lining elements

4.9  Membrane failure

4.10  Strength for structural capacity

4.11  Cracking evaluation

4.12  Water tightness of joints

4.13  Air-Void structure

4.14  Crack movement

4.15  Bond strength

4.16  Internal defects

4.17  Delamination detection

4.18  Asphalt overlay de-bonding of bridge slabs

4.19  Curling

4.20  ASR

4.21  Reinforcement location and size

4.22  Pile integrity

4.23  Removal of cores