They are our invisible protection in public, residential and company buildings as well as in industrial complexes and they have to be functionable in cases of emergency: fire-extinguishing systems. Since their failure could result in severe consequences for human beings and environment, they are considered critical infrastructure. Like any infrastructure, also fire-extinguishing systems have to be regularly checked, maintained and repaired or refurbished in case of damages. What challenges do operators from the industrial sector face when renovating fire water mains? And what can a trenchless technology for pressure pipe rehabilitation like Primus Line® contribute in terms of cost and time savings?
Functional fire-extinguishing systems are the prerequisite for an operating permit in the industrial sector such as chemical plants, refineries or airports,. In order to maintain it permanently, operators test their fire water mains regularly. Any weak points or damages discovered in this process have to remedied to ensure that the lines function properly in the event of fire.
