locked(о технике -- да, но никак о транспортной пробке ART Vancouver); at a standstill(not moving • Traffic is at a standstill on Hwy 1 between Gagliardi and Kensington. -- движение заблокировано / транспорт стоит в пробкеART Vancouver)
block(On 13 December, in a surprise protest, Farmers Defence Force blocked the roads to Eindhoven Airport for several hours, leading to severe traffic jams throughout the eastern part of Brabant.); stymie; cordon; disable; shut down(maystay); block up(Alex Lilo); tie up; block out(VLZ_58); box in(машину и т. п.) to immobilize something, usually a vehicle, by placing obstacles, usually other vehicles, obstructing the free movement 4uzhoj); blockade; put a lock on(что-либо A.Rezvov)
freeze(to prevent money, a bank account, etc. from being used, especially by getting a court order: to prevent money, a bank account, etc. from being used, especially by getting a court order. Alexander Demidov)
voice down(Yeldar Azanbayev); tie up(The traffic jammed! Three trucks crash tied up all traffic in the East Side 73. == Здесь авария! Три грузовика столкнулись и перекрыли все движение.); voite down
on hold(The state of an operational process that has been suspended or the status of a document and product that participate in a process that is suspended)
Blocked(A privacy relationship setting that prevents a person or domain from adding the user to contact lists, seeing the user's status, or sending instant messages to the user)