Bids Are Invited For Price Registration, Valid For 12 (Twelve) Months, Intended For The Execution Of Rock Dismantling Services In Trenches For The Implementation Of Water Distribution Networks, Using Explosive Or Chemical Methods, According To The Nature Of The Rock Mass And Local Conditions.

Dismantling Rocks Using Expansive Mass - Dismantling Rocks Using Expansive Mass; Technical Specification: Dismantling Rocks Using Expansive Mass, By Drilling The Rock Mass With Pneumatic Tools And Controlled Application Of Expansive Material And Suitable Accessories To Promote Its Fragmentation And Removal. The Service Must Be Executed In Strict Compliance With All Technical, Safety, Environmental Standards And Current Legislation, Adopting Preventive And Corrective Measures Necessary To Guarantee The Safety Of Workers, Buildings, Public Roads And Other Nearby Structures. The Contractor Must Guarantee Technical Responsibility For Execution, As Well As Possess The Necessary Licenses And Authorizations For The Use Of Expansive Material, Ensuring Control Of Noise, Vibration And Projection Of Fragments. (The Dismantling Of Rocks With The Use Of Expansive Mass Will Be Intended For The Execution Of Trenches With An Average Depth Of 2.00 M And A Width Of Approximately 1.50 M.), Dismantling Of Rocks With The Use Of Explosives - Dismantling Of Rocks With The Use Of Explosives; Technical Specification: Dismantling Rocks Using Explosives, By Drilling The Rock Mass With Pneumatic Tools And Controlled Application Of Explosives And Suitable Accessories To Promote Its Fragmentation And Removal. The Service Must Be Executed In Strict Compliance With All Technical Standards, As Well As Possessing The Necessary Licenses And Authorizations For The Use Of Explosives, Vibration And Projection Of Fragments. (The Dismantling Of Rocks Using Explosives Will Be Used To Create Trenches With An Average Depth Of 2