Paragraph 3

The appropriate authority shall, before commencing the construction of the specified works, supply to the Railways Board such proper and sufficient plans thereof as may reasonably be required and shall not commence the specified works until plans thereof have been approved in writing by the engineer of the Railways Board or settled by arbitration.

If within 28 days after such plans have been supplied to the Railways Board their engineer shall not have notified his disapproval thereof and the grounds of his disapproval, he shall be deemed to have approved the plans as submitted.