This is the 14527th most frequent Russian word.
парковочного
"Парковочного" means "parking" (related to parking).
The word 'парковочного' is used here in the genitive case modifying 'места' (spots), implying the type or purpose of the spot is related to parking.
Мы не можем найти парковочного места рядом с офисом.
We can't find a parking spot near the office.
The word 'парковочного' describes 'пространства' (space), indicating that the space is meant for parking usage.
Обеспечение парковочного пространства является важной задачей для города.
Ensuring parking space is an important task for the city.
The word 'парковочного' modifies 'участка' (area), signifying that the area is allocated for parking purposes.