Tenders Are Invited For Construction-Site 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: Implementation Of Permanent, Restorative And Strengthening Works On The Republican Road Iii-377 Bratsigovo - Ravnogor From Km 14+673 To Km 15+092

Construction-Site 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: Implementation Of Permanent, Restorative And Strengthening Works On The Republican Road Iii-377 Bratsigovo - Ravnogor From Km 14+673 To Km 15+092. The Subject Of This Public Procurement Is The Appointment 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 Construction Part And The Exercise Of Construction Supervision During The Construction Of A Site: Implementation Of Permanent, Restorative And Strengthening Works On The Republican Road Iii-377 Bratsigovo - Ravnogor From Km 14+673 To Km 15+092. The Purpose Of The Public Procurement Is For The Road Infrastructure Agency To Determine A Consultant Service Contractor For The Site And To Conclude A Contract 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 Under Time Of Construction Of The Same, With A View To Carrying Out Quality Construction Of The Objects In Accordance With The Regulatory Requirements And Compliance With The Agreed Deadlines. 1. Existing Situation: The Road Section Is Located Outside A Populated Place, Entirely In Semi-Mountainous Terrain. The Design Speed Is 60 Km/H, With A Maximum Longitudinal Gradient Of 7.0% - 7.5%. Situationally, The Section Is Located In Horizontal And Vertical Curves. The Road In The Section Has Two Traffic Lanes, With The Following Gauge: - Traffic Lanes: 2 X 3.00 M.; - Width Of The Banquette: 2 X 0.50 M., Missing In Some Places; - Overall Dimensions: 7.00 M. Construction Of The Existing Pavement: - Wearing Layer Of Dense Asphalt Concrete - 4 Cm.; - Non-Dense Asphalt Concrete - 10 Cm.; - Crushed Stone Pavement – ​​15 Cm. There Is No Osp Installed Along The Route. The Intensity Of Movement For The Period 2015-2018 (From 704 To 1080 Units Of Sdgid) Has Increased By More Than 50%. The Section Has A Mixed Profile: - On The Left - Mountain Slope, In A Trench, A Slope Of Earthy Soils And Rock Fragments; - On The Right – A Ravine, An Embankment, Which In The Affected Section Has Collapsed By About 10.00 To 30.00 Meters. Activation Of Destabilization Processes Is Observed In The Area, In Places The Banquette Has Failed And Continues To Collapse. Flowing Surface Water Destroys The Integrity Of The Road And Existing Retaining Walls. Surface Water Drains Into The Embankment, Disrupting The Grade Of The Road. All This Is A Prerequisite For Taking Out Part Of The Earths Canvas. Demolition Has Begun On The Existing Retaining Walls (Reinforced Concrete And Stone Masonry) In Many Places. The Total Length Of The Affected Section Is 419 Meters, With Three Separate Sections In A Particularly Severe Condition, Namely: - From Km 14+665 To Km 14+686 – Compromised Stone Retaining Wall (21M) And Vault Drain At Km 14+673 Of Stone Masonry With A Vertical Crack, Light Opening 3.00 M., Length - 9.50 M.; - From Km 14+716 To Km 14+776 – Land Mass Landslide 4.00 M From The Edge Of The Pavement; - From Km 14+796 To Km 14+803 – Retaining Wall (7 M.). The Section Is Marked With A Combination Of Road Signs A8, A23 And B26 (40) At Km 14+400 On The Right And A Combination Of Road Signs A9, A23 And B26 (40) At Km 15+000, As Well As With A Signal Strip. There Is No Temporary Organization Of Traffic. No Concentration Has Been Established