Tenders Are Invited For Construction Supervision Services - Selection Of A Contractor For The Preparation Of ... in Bulgaria

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Construction Supervision Services - Selection Of A Contractor For The Preparation Of A Complex Report For The Assessment Of Compliance With The Main Requirements For Construction And Technical Control Under The Constructive Part And The Exercise Of Construction Supervision During The Construction Of A Site: Bridge Facility At Km 10+796 On Road Iii-551 Debelets-Plakovo - Elena And Bridge Facility At Km 14+608 On Road Iii-551 Debelets-Plakovo - Elena.. The Subject Of This Public Procurement Is Selection Of A Contractor For The Preparation Of A Complex Report For The Assessment Of Compliance With The Main Requirements For Construction And Technical Control Under The Constructive Part And The Exercise Of Construction Supervision During The Construction Of A Site: Bridge Facility At Km 10+796 On Road Iii-551 Debelec-Plakovo-Elena And Bridge Facility At Km 14+608 On Road Iii-551 Debelets - Plakovo - Elena. The Purpose Of The Public Procurement Is For The Road Infrastructure Agency To Identify A Contractor And Enter Into A Contract With Him To Prepare A Complex Report For Assessing Compliance With The Basic Requirements For Construction And Technical Control Under The Constructive Part And Exercising Construction Supervision During The Construction Of The Facilities, With The Aim Of Improving Their Technical And Operational Characteristics, Achieving Uniformity Of The Road Surface, Which Will Ensure Optimal Travel Speed And Safe Conditions For Traffic On The Roads Sections, To Reduce The Number Of Road - Transport Accidents And Travel Time, In Accordance With The Regulatory Requirements And In Compliance With The Agreed Deadlines. Existing Situation: - Bridge Facility At Km 10+796 On Road Iii-551 Debelets-Plakovo-Elena: The Bridge Facility Bridging The Studenka Ravine Is Situationally Right. There Is A Curve Before It, And A Curve With A Countercurve After It. Its Dimensions Are 4.80 M, Including A Variable Width Carriageway From 4.00 M At The Beginning Of The Bridge To 3.60 M At The End And Concrete Curbs With A Width Of 0.40 M. The Surface Of The Carriageway Is Asphalt Concrete. A Road Barrier System (Rob) Has Been Installed On The Concrete Curbs. The Superstructure Is A Vault Of Stone Masonry. The Front Walls, Buttresses And Wings Are Also Of Stone Masonry. The Clear Height At The Key Is 8.00 M. The Thickness Of The Vault Is 0.60 M. The Asphalt Pavement Is Filled With A Dense Asphalt Mixture. Longitudinal And Transverse Cracks Can Be Observed On It, As Well As Subsidence At The Approaches. The Condition Of The Superstructure Is Compromised. There Is Destruction In The Front Wall And Cracks In The Masonry. This Is A Prerequisite For Leakage Of The Overarch Embankment, Which Would Compromise The Entire Roadway. The Rest Of The Damage To The Bridge Structure Is Due To Leaks Of Water That Has Penetrated Through The Road Surface Into The Overarch Embankment Between The End Walls, Which Has Also Caused The Extraction Of Materials From The Grouting, And The Freezing And Thawing Processes For The Penetrated Water Have Caused Separation Of The Crown Stonework From The Stonework In The Arch. In The Lower Structure, No Defects Were Found, Except For Those Related To The Ungrouted Masonry, Displaced Stones And The Lack Of Grouting Between Them. - Bridge Facility At Km 14+608 On Road Iii-551 Debelets-Plakovo-Elena: The Bridge Facility Bridging A Ravine Is Situationally In A Curve, And Leveled In A Straight Line With A Slope. Its Dimensions Are 7.00 M - The Pavement Blocks Are 0.50 M. A Curb Is Installed On The Concrete Curbs

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