X. And be it further enacted, That it shall be lawful for the said Trustees from Time to Time to cause such Lamp Posts, Lamp Irons, and Lamps to be set up in or about the Footways and Carriageways within the Jurisdiction of this Act, or upon or against the Walls or Palisadoes of or belonging to any adjoining or contiguous House or Building, as they shall deem necessary for lighting the said Footways and Carriageways, and to cause such Lamps to be lighted with Oil or Gas during such Hours and Seasons as they shall from Time to Time deem necessary or proper; and if any Person or Persons shall extinguish the Light in any such Lamp whilst the same ought to be kept burning, every such Person shall for every such Offence forfeit and pay a Sum not exceeding Five Pounds: Provided always, that if any Damage shall be occasioned to any Building or Wall, or to any Rails or Palisadoes, by the affixing, setting up, taking down, altering, or repairing any such Lamp or Lamp Iron, or the Fastenings thereof, the said Trustees shall immediately cause such Injury or Damage to be well and sufficiently repaired, and the Expence thereof shall be paid out of any Money which shall be raised under the Authority of this Act: Provided also, that nothing herein contained shall authorize the said Trustees to cause any Pipe or Pipes for the Conveyance of Gas to be affixed or continued upon or against any House or Building, except it be with the Consent of the Occupier of such House or Building. XI. And be it further enacted, That all Pipes and other Conduits to be laid or used for the Conveyance of Gas in, under, through, along, across, or round the said Square called _Brompton Square_, or any other Place within the Jurisdiction of this Act, shall be laid at the greatest practicable Distance from any Water Pipe now or for the Time being laid down for the Conveyance of Water under, through, along, across, or round the said Square, or any such other Place as aforesaid, except in Cases where it shall be unavoidably necessary to lay the Gas Pipes across any of the Water Pipes, in which Case the Gas Pipes shall be laid over and above the Water Pipes at the greatest practicable Distance therefrom, and shall form therewith a Right Angle, and in that Case the Gas Pipes so crossing the Water Pipes shall be at the least Six Feet in Length, so that no Joint of any such Gas Pipe shall be nearer to any Part of any such Water Pipes than Three Feet at the least; and in laying down the Gas Pipes, the said Trustees, or the Company, Contractor, or other Person or Persons supplying Gas or laying down Pipes for the Conveyance thereof, shall in no Case join Two or more Pipes together previously to their being laid in the Trench, but shall lay each Pipe as nearly as may be in its Place in the Trench, and shall in such Trench properly form the Jointing with the other Pipes to be added thereto with proper and sufficient Material, and shall also make and keep all and every such