Asphalt and pavement materials lab
In Kiwa's brand new test lab for materials for roads and other pavements, civil engineering and environmental hygiene research is carried out into asphalt and other pavement materials. The cement setting speed can also be measured here. Learn all about it in our virtual tour!
Check our all insights
Discover how our certifications and testing services make an impact, learn from experts about the latest trends and innovations and take a virtual tour of our laboratories. Browse through our customer cases, articles and whitepapers, explore our videos and virtual tours and get inspired by our expertise.
The latest news
Check out all the newsHollander Techniek brings four certifications together at Kiwa and combines audits where possible
With certifications for ISO 27001, ISO 9001, ISO 14001 and the CO2 Performance Ladder, Hollander Techniek demonstrates its commitment to quality, information security and sustainability. Recently, the Apeldoorn, Netherlands based technical services provider and systems integrator transferred all four of its certifications to Kiwa. By combining the audits where possible, the Dutch company saves time and creates greater consistency in the assessment and improvement of its processes.
Doldersum achieves certification for ISO 14001, the CO2 Performance Ladder and WEEELABEX
Following a successful audit by Kiwa, Sloop- en Handelsbedrijf Doldersum B.V., specialized in demolition, metal trading and recycling, has achieved certification for ISO 14001, the CO2 Performance Ladder and WEEELABEX. This marks an important step for the family owned company in Westerhaar-Vriezenveensewijk, Netherlands, as it continues to develop its business and expand its activities.
Global Ethics Day 2026: choosing what is right over what is easy
Every day, our customers and the organizations in their supply chains make decisions based on a Kiwa certificate, test report, inspection finding or consultant’s analysis. They decide whether a product is of the right quality and can go to market, whether a building or structure can be safely occupied or used and whether important data is secure across their value chain.
Strip bend test: Quality assessment of an electrofusion joint
A joint in a plastic piping system made of, for example, polyethylene (PE) must function reliably for many years, often under high pressure and in critical applications such as drinking water and gas networks. Therefore, it is essential to accurately assess the quality of these joints.
