This is the 8515th most frequent Polish word.
powstały
"Powstały" means "arisen," "formed," or "resulting."
Here, 'powstały' is used to describe the fact that new bridges have been created or constructed, reflecting a completed action in the city.
Powstały nowe mosty w mieście.
New bridges have been constructed in the city.
In this sentence, 'powstały' indicates the emergence or occurrence of problems as a result of poor communication.
Problemy powstały z powodu złej komunikacji.
Problems arose due to poor communication.
Here, 'powstały' is employed to convey that new solutions came into existence or were developed as an outcome of the project.