This is the 14403rd most frequent Polish word.
przekroczonym
"Przekroczonym" means "exceeded" or "surpassed" in English.
In this sentence, "przekroczonym" is used to describe the object (speed limit) that has been exceeded, acting as an adjective in the instrumental case.
Samochód jechał z przekroczonym limitem prędkości.
The car was driving over the speed limit.
Here, "przekroczonym" is an adjective describing the bridge that has been crossed, emphasizing its state.
Znalazłem się za przekroczonym mostem.
I found myself beyond the crossed bridge.
In this case, "przekroczonym" modifies "plans," indicating that the plans have surpassed set limits, functioning as an adjective in the dative case.