Calls for traffic safety measures around Castlecliff School have been answered with two speed humps installed on Polson St near the existing crossing.
The crossing is manned by students with fold out stop signs and a supervising teacher at times when students are arriving at school and when they're leaving.
Whanganui District Council senior roading engineer Brent Holmes said the speed humps are part of a suite of measures to slow down traffic around the school.
"The first response was to increase warning signage and a temporary speed limit of 40km per hour during school hours was put in place last year," he said.
"In recent weeks, following further near-misses and traffic counts showing disregard for the warning signage, the council was asked to do more.