Tenders Are Invited For Construction Of Sewerage System

Tenders Are Invited For Construction Of Sewerage System In Chamchamal District And Road Renovation With Provision Of Sewerage Equipment/ Slemani Governorate Sewer Construction A1 (Double Wall Corrugated Hdpe 80 Sewer Pipe With Ring Stiffness Value Not Less Than Sn8 (31.5Kn/M2), And According To Astm. Supply Materials, Machinery And Man Power To Construct Sewer Line With (Double Wall Corrugated Hdpe Pipes, Base And Surrounding Of The Pipes With (Sand Material According To The Drawing And Connect New Sewer With Main Existing Sewer System). The Work Includes Testing The Pipes And Approving By The Municipality Of Chamchamal, Excavation In All Type Of Soil Including Rock Layers And Any Needed Diversion For Water Or The Access Road If Needed, So Directed By The Site Engineer. The Item Includes Laying The Pipe Over 20Cm Thickness Of Granular Sand And Jointing Of The Pipes As In ( Astm D 2321) All Necessary Fittings. The Width Of The Trench Should Be According To The Drawings And The Depth Changes Between 1.5M-2.5M And More If Needed According To The Site Requirement, Backfilling With Sand Upto 30Cm Above The Top Of The Pipe, And Then Backfilling To The Original Natural Ground Level With Approved Selected Material In Layers Each Layer To Be Compacted To The Approval Of Supervisor Engineer, And All The Work Must Be Executed According To The Drawings And The Standard Iraqi General Specifications. A1.1 (Double Wall Corrugated Hdpe 80 Sewer Pipe With Ring Stiffness Value Not Less Than Sn8, (Pr21-0.4), Sr24=(31.5Kn/M2), And According To Astm And Dn Of 400Mm Diameter) Ml 65 A1.2 (Double Wall Corrugated Hdpe 80 Sewer Pipe With Ring Stiffness Value Not Less Than Sn8, (Pr54-1), Sr24=(31.5Kn/M2), And According To Astm And Dn Of 500Mm Diameter) Ml 230 A1.3 (Double Wall Corrugated Hdpe 80 Sewer Pipe With Ring Stiffness Value Not Less Than Sn8, (Pr54-1), Sr24=(31.5Kn/M2), And According To Astm And Dn Of 600Mm Diameter) Ml 70 (Su4.1) Construction Of Sewerage System In Chamchamal District/ Slemani Governorate 8 B House Connections B1 6"Sewerage Lines For House Connections: Supply Materials, Machinery And Man Power To Excavate Of A Trench Min. (60 X 50)Cm In All Type Of Soils, Even Rocky, Removal Of Debris To The Sites As Directed By Engineer. The Price Includes Provide And Install (Double Wall Corrugated Hdpe 80 Sewer Pipe With Ring Stiffness Value Not Less Than Sn8, (Pr54-1), Sr24=(31.5Kn/M2), And According To Astm And Dn Of 6 Inch Diameter) Pipes/Laying And Connecting The Pe Pipes Of Min.1% Slope With Special Glue To Be Installed Inside A Concrete Mix 1:3:6, 10Cm Thickness Surrounding The Pipe For Connecting The Drainage System Of Houses To The Existing Inlets Or Manholes According To Site Requirement With All Necessary Fittings And Accessories (Tee, Elbow 45/90 Degree, Divider Etc.) According To Attached Technical Drawing. Backfilling Upto The Sub-Base Level With Sub-Base Material Type (B) In Layers With Compaction, ,The Price Includes Testing Pipes And Approving It By The Municipality Of Chamchamal And All The Work Must Be Executed According To The Standard Iraqi General Specifications . Ml 360 C Construction Of Manholes C1 The Works Includes Provision Of All The Machineries, Required Materials, Construction Equipment, Labors To Excavating Depth And Dimensions According To Required Design Level And Site Requirement (Will Be Provided By Municipality Of Chamchamal), All That Are Required To Make The Job Complete In Every Part & Detail To Construct Manholes In Accordance With The Following Items Of Work Also Connecting The Final Manhole To The Existing Sewer System, Backfilling With Good Compaction After Constructing The Manholes, Transporting All The Debris To Outside Municipality And All The Works Will Be Carried Out Strictly In Accordance With Technical Specifications, Drawings And Instructions Of The Supervising Engineer. The Price Includes Concrete Testing By Taking Concrete Cubic Sets (7 Days And 28 Days) And Approving According To Municipality Of Chamchamal Standards. Supplying Materials And Placing In Proper Position 10 Cm Thick Layer Of Crushed Stone With Proper Compaction And Casting 25 Cm Thick Of R.Concrete Of 260 (Kg/Cm2) 26 Mpa For The Manhole Foundation And 20Cm For The Walls According To The Sketch And Instructions Of The Supervising Engineer. Fairface Formwork For The Walls, Installing Water Stop While Casting The Base, Installing Internal Iron Ladder With Three Layers Of Antirust Paint Coat And Painting The Internal & External Surfaces Of Manhole With Two Coats Of Bituminous Or Three Coats Of Flin Coat. 9 Constructing Reinforced Concrete Cover Slab Of 300 (Kg/Cm2) 30 Mpa 25Cm Thickness As Per Attached Drawings With A Minimum Concrete Cover Of 25 Mm Under And Over Reinforcement And Stippling, Installing The Cast Iron With Internal Diameter Not Less Than 60Cm. Weight Of Moveable Circular Cast Iron Cover Not Less Than (90 Kg) And The Base Of The Cast Iron Cover Not Less Than (90 Kg), The Frame And The Base Of The Cast Iron Cover Must Be Fixed And Embedded Inside Of Each Manholes Concrete Cover Also Making 2 Embedded Hooks At The Corners. C1.1 Manhole Of Having Internal Dim.(1.2*1.2)M And Required Depth According To Design Level To Design For Sewer Pipeline To Be Provided By Municipality Of Chamchamal. No 8 D Attached Inlets D1 Constructing Concrete Attached Inlets Having Internal Dimensions Of (0.4X0.60)M Of Variable Depth According To Site Requirement: Supply Materials, Equipments, Tools And Labors To Constructing Attached Inlet With Reinforced Concrete. The Work Includes Excavation, Backfilling, Placing 10Cm Crushed Stone For Beds With Good Compaction, Casting With Class 26 Mpa R.Concrete 15Cm Thickness For The Foundation&Walls, Fairface Surface, Painting The Internal Surfaces With Three Coats Of Flin Coat, Provision Of Materials And All That Required To Connect With (Hdpe Pipe Of Dia 20 Cm Surrounded By 15Cm Of Clean Sand) & Make The Job Complete In Every Part & Detail To Provide And Fix The Grills For The Road Gullies (Water Inlets) Cast Iron Grills With Frame Their Weights Not Less Than (100 Kg.) In Accordance With The Following Items Of Work And Technical Specification, Weight Of Grills Not Less Than (50 Kg) And The Frame/ Base Weight Not Less Than (50 Kg). Price Includes Concrete Testing By Taking Concrete Cubic Sets (7 Days And 28 Days) And Approving According To Municipality Of Chamchamal Standards, Fixing The Cover On The Same Level Of The Proposed Street (Distances Between Inlets And Manholes, Elevations And Locations Of The Inlets Will Be Provided By Municipality Of Chamchamal) To Dispose The Garbage To The Place, All Required Accessories And All The Works Must Carried Out According To The Attached Drawings, Standard Specifications And To The Instructions Of The Supervising Engineer. No 12 E Road Concrete Pavement 10 E1 Provide Materials, Man Power And Equipment To Remove The Old Damaged Concrete Or Any Other Ramps In Front Of The Houses And Leveling The Ground Before Casting The New Concrete Where Needed. The Work Includes Removing The Excavated Material And Disposing It At Suitable Place Provided By Municipality Of Chamchamal. Casting Rigid Pavement (Low Traffic) Of 15 Cm Thickness Of Reinforced Concrete (1: 2: 4) 26 Mpa With 1 Layer Of Brc Net (15*15) Cm Of 6Mm Thickness. Making An Open Channel During Casting The Concrete At The Center Of The Street, Edge Shuttering If Needed, Using Copter And Making Joints Every 5M By Cutter. The Price Includes Concrete Testing By Taking Concrete Cubic Sets (7 Days And 28 Days) And Approving According To Municipality Of Chamchamal Standards. All The Works Should Be Carried Out As Per The Attached Drawings And Instructions And Satisfaction Of The Supervisor Engineer. M 2 1,300 A Road Asphalt Pavement: A1 Site Preparation A1.1 Hse Supervisor Should Be Provided By Contractor For Implying The Safety Rules On The Labors And The Site. Specified Road Signs Should Be Setup At The Site To Notify People About The Road Construction. No 1.0 A2 Removing Top Surface Layer Of The Damaged Asphalt Up And Apply Asphalt Up To To 6 Centimeter With Binder. A2.1 Asphalt Milling: Renting Milling Machine (Laser Sensor) For Milling (Crushing) The Top Surface Of Asphalt Road (Only For Damaged Surfaces) With Thickness Of (6) Cm. The Price Includes Removing, Loading And The Crushed Asphalt Should Be Transported To Municipality Warehouse In Slemani Industrial Area. All The Works Should Be Done According To Supervising Engineer Instructions. M 2 3,500.0 A2.2 Provide Material, Necessary Machineries For Preparing Hot Asphalt Mix, Kerosene (Tack Coat) And Spreading Over (Stabilizer) Layer Using Proper Machineries, All The Process Should Be According To (R&B-01 - R&B-10) In Iraqi Standards For Road Pavement Construction (2003), Making Sure That Curbs From Both Sides Of The Road Are In A Clean Condition After Applying The Tack Coat. All The Works Of This Item Must Be According To Standard Specifications And Instructions Of Supervising Engineer. M 2 3,500.0 A2.3 Preparing Batch, Necessary Equipment, Machineries, And Manpower For Preparing Hot Asphalt Mix Binding Agent For Laying Binder Course Base Layer (6)Cm (Compacted Thickness) And Proper Compaction To (97%), All The Works Must Be According To (R9-01 To R9-17) In Iraqi Standards For Road Pavement Construction (2003). All The Works Of This Item Must Be According To Standard Specifications And Instructions Of Supervising Engineer. M 2 3,500.0 B Provision Of Sewerage Equipment B1 Supply Of Tire Size 315*80*22.5 Turkey Or Equivalent Unit 20.0 B2 Supply Of Tire Sizev1200*20 Good Quality Unit 12.0 B3 Supply Tender Link :