You have just passed these warning lights. What hazard would you expect to see next?

An ambulance station
ایمبولنس سٹیشن
A level crossing with no barrier
ریلوے کراسنگ بغیر بیرئیر کے
A school crossing patrol
اسکول کراسنگ پٹرول
An opening bridge
کھلنے والا پل