Power to close public street

(3) In determining the compensation payable to any person under sub-section (2), the Board shall make allowance for any benefit accruing to him from the construction, provision or improvement of any other public street at or about the same time that the public street or part thereof on account of which the compensation is paid is discontinued for public use or closed.

(4) When any public street vested in the Board is permanently closed under sub-section (1), the Board may sell or lease so much of the same as is no longer required.