This Contract Is Subject To The Execution Of The Works Contained In The "Vallserena Deposit Project". It Encompasses The Execution Of All The Works Consisting Of The Demolition Of The Municipal Drinking Water Distribution Tank In The District Of Vallserena To Sant By Vilamajor, And Construction Of A New 350M3 Tank, With The Construction Of A Provisional Deposit Of 10M3 That Makes By-Pass While The Works Last, And Which Will Remain After The Same.