Tender For Repair/ Maintenance Of Certain Road And Drains In Happy Valley, East Khasi Hills-Meghalaya

Tender For Repair / Maintenance Of Certain Road And Drains In Happy Valley; 1 Scarifying The Existing Bituminous Road Surface To A Depth Of 50 Mm And Disposal Of Scarified Material Within All Lifts And Lead Upto 1Km ( By Mechanical Means ) . 2 Cutting Road And Making Good The Same Including Supply Of Extra Quantities Of Materials I.E. Aggregate, Moorum Screening, Red Bajri And Labour Required On Water Bound Macadam. 3 Providing And Laying Bitumen Penetration Macadam With Hard Stone Aggregate Of Quality, Size And Grading As Specified, With Bitumen Of Suitable Penetration Grade, Including Required Key Aggregate As Specified, Spreading Coarse Aggregate With The Help Of Self Propelled / Tipper Tail Mounted Aggregate Spreader And Applying Bitumen By A Pressure Distributor And Then Spreading Key Aggregate With The Help Of Aggregate Spreader Complete, Including Consolidation With Road Roller Of Minimum 8 To 10 Tonne Capacity To Achieve Specified Values Of Compaction And Surface Accuracy For 75 Mm Compacted Thickness In Two Layers Using Stone Aggregate Of Size 63-41 Mm Graded @ 0.90 Cum Per 10 Sqm Key Aggregate Of Size 20.0 Mm Graded @ 0.18 Cum Per 10 Sqm. With Paving Asphalt Grade Vg - 10 @ 68 Kg / 10 Sqm. 4 Providing And Applying Tack Coat Using Bitumen Emulsion Conforming To Is:8887, Using Emulsion Pressure Distributer Including Preparing The Surface & Cleaning With Mechanical Broom.With Medium Setting Bitumen Emulsion On W.B.M / W.M.M. @ 0.4Kg / Sqm 5 Providing And Applying Tack Coat Using Hot Straight Run Bitumen Of Grade Vg - 10, Including Heating The Bitumen, Spraying The Bitumen With Mechanically Operated Spray Unit Fitted On Bitumen Boiler, Cleaning And Preparing The Existing Road Surface As Per Specifications:On W.B.M. @ 0.75 Kg / Sqm 6 2.5 Cm Premix Carpet Surfacing With 2.25 Cum And 1.12 Cum Of Stone Chippings Of 13.2 Mm And 11.2 Mm Size Respectively Per 100 Sqm And 52 Kg And 56 Kg Of Hot Bitumen Per Cum Of Stone Chippings Of 13.2 Mm And 11.2 Mm Size Respectively, Including A Tack Coat With Hot Straight Run Bitumen, Including Consolidation With Road Roller Of 6 To 9 Tonne Capacity Etc. Complete ( Tack Coat To Be Paid For Separately ) .With Paving Asphalt Grade Vg - 10 Heated And Then Mixed With Solvent At The Rate Of 70 Grams Per Kg Of Asphalt 7 Providing And Laying Seal Coat Over Prepared Surface Of Road With Bitumen Heated In Bitumen Boiler Fitted With The Spray Set Spraying Using 98 Kg Of Bitumen Of Grade Vg - 10 And Blinding Surface With 0.90 Cum Of Stone Aggregate Of 6.7 Mm Size ( Passing 11.2 Mm Sieve And Retained On 2.36 Mm Sieve ) Per 100 Sqm Of Road Surface, Including Rolling And Finishing With Power Road Roller All Complete. 8 Providing And Applying 2.5 Mm Thick Road Marking Strips ( Retroreflective ) Of Specified Shade / Colour Using Hot Thermoplastic Material By Fully / Semi Automatic Thermoplastic Paint Applicator Machine Fitted With Profile Shoe, Glass Beads Dispenser, Propane Tank Heater And Profile Shoe Heater, Driven By Experienced Operator On Road Surface Including Cost Of Material, Labour, T&P, Cleaning The Road Surface Of All Dirt, Seals, Oil, Grease And Foreign Material Etc. Complete As Per Direction Of Engineer-In-Charge And Accordance With Applicable Specifications. 9 Earth Work In Excavation By Mechanical Means ( Hydraulic Excavator ) / Manual Means In Foundation Trenches Or Drains ( Not Exceeding 1.5 M In Width Or 10 Sqm On Plan ) , Including Dressing Of Sides And Ramming Of Bottoms, Lift Upto 1.5 M, Including Getting Out The Excavated Soil And Disposal Of Surplus Excavated Soil As Directed, Within A Lead Of 50 M.All Kinds Of Soil. 10 Providing And Laying In Position Cement Concrete Of Specified Grade Excluding The Cost Of Centering And Shuttering - All Work Up To Plinth Level : 1:4:8 ( 1 Cement : 4 Coarse Sand ( Zone-Iii ) Derived From Natural Sources : 8 Graded Stone Aggregate 40 Mm Nominal Size Derived From Natural Sources ) 11 Cement Concrete 1:2:4 ( 1 Cement : 2 Coarse Sand : 4 Graded Stone Aggregate 40 Mm Nominal Size ) In Pavements, Laid To Required Slope And Camber In Panels As Required Including Consolidation Finishing And Tamping Complete. 12 Centering And Shuttering Including Strutting, Propping Etc. And Removal Of Form Work For : Foundations, Footings, Bases For Columns 13 12 Mm Cement Plaster Finished With A Floating Coat Of Neat Cement Of Mix :1:3 ( 1 Cement: 3 Fine Sand )

INR 500 /-

INR 21500.0 /-

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Name of Work : Repair/ maint of certain roads and drains in Happy Valley

Sl. No.	Item Description
1	Scarifying the existing bituminous road surface to a depth of 50 mm and disposal of scarified material within all lifts and lead upto 1km (by mechanical means).
2	Cutting road and making good the same including supply of extra quantities of materials i.e. aggregate, moorum screening, red bajri and labour required on Water bound macadam.
3	Providing and laying Bitumen Penetration Macadam with hard stone aggregate of quality, size and grading as specified, with bitumen of suitable penetration grade, including required key aggregate as specified, spreading coarse aggregate with the help of self propelled/ tipper tail mounted aggregate spreader and applying bitumen by a pressure distributor and then spreading key aggregate with the help of aggregate spreader complete, including consolidation with road roller of minimum 8 to 10 tonne capacity to achieve specified values of compaction and surface accuracy for 75 mm compacted thickness in two layers using stone aggregate of size 63-41 mm graded @ 0.90 cum per 10 sqm key aggregate of size 20.0 mm graded @ 0.18 cum per 10 sqm. With paving asphalt grade VG - 10 @ 68 kg/10 sqm.
4	Providing and applying tack coat using bitumen emulsion conforming to IS:8887, using emulsion pressure distributer including preparing the surface & cleaning with mechanical broom.With medium setting bitumen emulsion On W.B.M / W.M.M. @ 0.4kg/sqm
5	Providing and applying tack coat using hot straight run bitumen of grade VG - 10, including heating the bitumen, spraying the bitumen with mechanically operated spray unit fitted on bitumen boiler, cleaning and preparing the existing road surface as per specifications:On W.B.M. @ 0.75 Kg/ sqm
6	2.5 cm premix carpet surfacing with 2.25 cum and 1.12 cum of stone chippings of 13.2 mm and 11.2 mm size respectively per 100 sqm and 52 kg and 56 kg of hot bitumen per cum of stone chippings of 13.2 mm and 11.2 mm size respectively, including a tack coat with hot straight run bitumen, including consolidation with road roller of 6 to 9 tonne capacity etc. complete (tack coat to be paid for separately).With paving Asphalt grade VG - 10 heated and then mixed with solvent at the rate of 70 grams per kg of asphalt
7	Providing and laying seal coat over prepared surface of road with bitumen heated in bitumen boiler fitted with the spray set spraying using 98 kg of bitumen of grade VG - 10 and blinding surface with 0.90 cum of stone aggregate of 6.7 mm size (Passing 11.2 mm sieve and retained on 2.36 mm sieve) per 100 sqm of road surface, including rolling and finishing with power road roller all complete.
8	Providing and applying 2.5 mm thick road marking strips (retroreflective) of specified shade/ colour using hot thermoplastic material by fully/ semi automatic thermoplastic paint applicator machine fitted with profile shoe, glass beads dispenser, propane tank heater and profile shoe heater, driven by experienced operator on road surface including cost of material, labour, T&P, cleaning the road surface of all dirt, seals, oil, grease and foreign material etc. complete as per direction of Engineer-in-charge and accordance with applicable specifications.
9	Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift upto 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m. All kinds of soil.
10	Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources)
11	Cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 40 mm nominal size) in pavements, laid to required slope and camber in panels as required including consolidation finishing and tamping complete.
12	Centering and shuttering including strutting, propping etc. and removal of form work for : Foundations, footings, bases for columns
13	12 mm cement plaster finished with a floating coat of neat cement of mix :1:3 (1 cement: 3 fine sand)