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roads and walks through the said streets, or any of them, and 

 make use of such materials of construction or pavements as 

 they shall deem best. And Sackett street shall be graded, 

 within one year after the confirmation of the report of Commis- 

 sioners of Estimate and Assessment. 



§ 10. All expenses incident to the improvements specified 

 in the ninth section of this act, with the exception of so much 

 thereof as shall appertain to one hundred and ten feet in width 

 in the middle of Sackett street, after having been duly certified 

 by the said Park Commissioners to the Board of Assessors ot 

 the city of Brooklyn, shall be by said board apportioned and 

 assessed as other local improvements are by law directed to be 

 apportioned and assessed in the said city. The residue of the 

 said expenses appertaining to the improvement of the said one 

 hundred and ten feet in width, through the middle of Sackett 

 street, shall also be apportioned and assessed upon the district of 

 assessment, to be fixed b} 7 the said Park Commissioners as directed 

 in the fifth and sixth sections of this act; and the said assessments 

 shall constitute liens upon the several parcels of property to be 

 charged therewith, and shall be levied and collected in the 

 same maimer as other local assessments are levied and collected 

 in the said city. 



§ 11. After Sackett street shall have been opened, so much , 

 thereof as lies eastward of Prospect Park shall be under the 

 exclusive control and management of the said Park Commis- 

 sioners; and they shall make and enforce proper rules and 

 regulations for the use thereof, and after it shall have been im- 

 proved as hereinbefore directed, its subsequent maintenance 

 shall be provided for in the same manner as the public parks 

 now under the charge of the said Park Commissioners are 

 provided for. 



§ 12. This act shall take effect immediately. 



