A local authority by whom an order may be made under the last foregoing section shall have power, in relation to any road as respects which an order is made by them prohibiting or restricting the use of the road by vehicles, or by vehicles of any specified class or description, for the purpose of enabling the road to be used as a playground for children, to make byelaws (subject to confirmation by the appropriate Minister) authorising the use of the road for that purpose, and making provision with respect to the admission of children to the road when used as a playground, and with respect to the safety of children so using the road and their protection from injury by vehicles using the road for access to premises situated on or adjacent to it or otherwise, and generally with respect to the proper management of the road when used as a playground as aforesaid.