The manhole cover was created as part of a project to promote cycling, which gained momentum following the victory of the Dane Jonas Vingegaard Rasmussen in the Tour de France in 2022 Click for cover's details. The project was tagged #ALLE TIDERS ROSKILDE CYKLER
GJS-500-7 also called GGG50 marks a strong and heat-resistant type of metal while GJS is a sign for Continuously Cast Spheroidal Graphite Iron - which describes a process in which the metal is continuously fed.
Fors A/S provides water, sewage, waste and heating services to the cities of Holbæk, Lejre and Roskilde.
Translation of the text on the cover: #ALLTIME ROSKILDE BICYCLES