Bitumen grading ensures proper pavement performance.
Penetration Test
EN 1426 measures penetration depth of standard needle under specified load and duration.
- Standard needle specifications
- Test temperature (25°C)
- Load and duration
- Penetration grading
- Quality control criteria
Conclusion
Applicable Standards
EN 1426EN 1427ASTM D5
Professional Engineering Support
This testing and verification work is part of comprehensive construction management and quality assurance services provided by our architectural and engineering consulting team. We support project management, quality control, and commissioning across military, nuclear, infrastructure, and commercial sectors.
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