Tender For Construction Of Roof Top Rain Water Harvesting Schemes At Central Store Building, Bangali Kothi, Dehradun, dehradun-Uttarakhand

Construction Of Roof Top Rain Water Harvesting Schemes At Central Store Building, Bangali Kothi, Dehradun , Rates Of Construction Of Roof Top Rain Water Harvesting Schemes At Central Store Building, Bangali Kothi, Dehradun , A. Pvc Collecting Pipe Line Work , Excavating Trenches Of Required Width For Pipes, Cables, Etc Including Excavationfor Sockets, And Dressing Of Sides, Ramming Of Bottoms, Depth Upto 1.5 M, Including Getting Out The Excavated Soil, And Then Returning The Soil As Required, In Layers Not Exceeding 20 Cm In Depth, Including Consolidating Each Deposited Layer By Ramming, Watering, Etc. And Disposing Of Surplus Excavated Soil As Directed, Within A Lead Of 50 M , Providing And Fixing15 Cm Wide 45 Cm Over All Semi Circular Plain G.S. Sheet Gutter With Iron Bracket 40X3 Mm Size, Bolts, Nuts And Washers Etc Inluding Making Necessary Connection With Rain Water Pipes Complete 0.63Mm Thick With Zinc Coating Not Less Than 275Gm / M , Centering And Shuttering Including Strutting, Propping Etc. And Removal Of Form For Lintels, Beams, Plinth Beams, Girders, Bressumers And Cantilevers. , Providing And Fixing 110 Mmdia 6 Kg / Cm2 Polyvinyl Chloride ( Pvc ) Pipebrass Threaded Fitting This Include Jointing Of Pipes & Fitting With One Step Pvc Solvent Cement & Testing Of Joints 63 Mm Nominal Outer Dia Pipe 6Kg / Cm2 Complete As Per Direction Of Engineer In Charge ( External Work ) . , Construction Masonry Collecting Chamber 45X45x60cm., Inside With 75 Class Designation Brick Work In Cemnt Mortar 1:4 ( 1 Cemnet :4 Coarse Sand ) With Cover, Inside Cement Plastering Mortar 1:3, 12 Mm Thick Finished With Afloating Coat Of Neat Cement Complete As Per Standard Design . Pwd Sor 82785 1-18-37- 1 , Providing And Fixing On Wall Face Unplasticised Rigid Pvc Rain Water Pipes Conforming To Is : 13592 Type A, Including Jointing With Seal Ring Conforming To Is : 5382, Leaving 10 Mm Gap For Thermal Expansion, ( I ) Single Socketed Pipes. 12.41.1 75 Mm Diameter , Providing And Fixing Upvc Bend Of 75Mm , Providing And Fixing Upvc Nipple Of 75Mm , Supply And Fixing Of Half Turn Pvc Valves 110 Mm Dia , B. Filter Chamber , Constructing Brick Masonary Filter Chamber 1.20 X 1.20 X 1.00 M. Inside Plaster In Cement Mortar 1:4 ( 1 Cement : 4 Coarse Sand ) Including Rcc Top Slab 1:2:4 Mix. ( 1 Cement:2Coarse Sand:4Aggregate ) , Necessary Excavation, Foundation Concrete With All Material, Labour, T & P Etc. Etc. Complete In All Respects. ( As Per Unit Estimate ) , C. Storage , Construction Of Rcc Cwrwith All Material, Labour. T & P Etc. Complete In All Respect. ( As Perjal Nigam Sor 2023 ) , Extra For Excavation Of Foundation Of Cwr Upto 1.5M Below G.L. , Upto 3.00M Below G.L. , Upto 4.00M Below G.L. , Disposal Of Excavated Earth Upto Appropiate Distance By Loader , Providing And Fixing Electronic Water Level Indicator Complete In All Respect , D. Recharge Bore 200 Mm , Construction Of Ground Water Recharge Bore Of 200 Mm Dia & 50 Mtr Deep , E. Pumpset And Electric Work , Supply & Fixing Of Ksb Make Submersible Motor Pumpset, Having Suction Delivery 32Mmx25mm, 0.75Kw, Capacity 1.00 Hp With All Accessary & Fittings Etc. , Arrangement Of Electricity I.E.Wire / Switch Etc. , F. Distribution System , Providing And Fixing G.I. Pipes Complete With G.I. Fittings And Clamps, I / C Making Good The Walls Etc. Concealed Pipe, Including Painting With Anti Corrosive Bitumastic Paint, Cutting Chases And Making Good The Wall : , Providing And Fixing Brass Bib Cock Of Approved Quality : 18.15.1 15 Mm Nominal Bore , Supply & Fixing Of Raksha Make Hoss Pipe 25 Mm Dia Bundle Of 8Kg Having Length 30 Mtr Forcwrs. , Arrangement Of Aeration System Likefountain Etc. Including Supply Of All Labour, Material , T&P Requiredfor Proper Comletion Of Work. , G. Restoration Work , Demolishing Cement Concrete Manually / By Mechanical Means Includingdisposal Of Material Within 50 Metres Lead As Per Direction Of Engineer - In -Charge.Nominal Concrete 1:4:8 Or Leaner Mix ( I / C Equivalent Design Mix ) , Demolishing Cement Concrete Manually / By Mechanical Means Includingdisposal Of Material Within 50 Metres Lead As Per Direction Of Engineer - In -Charge.Nominal Concrete 1:3:6 Or Richer Mix ( I / C Equivalent Design Mix ) , 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 ) : 8 Graded Stone Aggregate 40 Mm Nominal Size ) , Providing And Laying In Position Cement Concrete Of Specified Grade Excluding The Cost Of Centering And Shuttering - All Work Up To Plinth Level :1:3:6 ( 1 Cement : 3 Coarse Sand ( Zone-Iii ) : 6 Graded Stone Aggregate 40 Mm Nominal Size ) , Providing Corrugated G.S. Sheet Roofing Including Vertical / Curved Surface Fixed With Polymer Coated J Or L Hooks, Bolts And Nuts 8 Mm Diameter With Bitumen And G.I. Limpet Washers Or With G.I. Limpet Washers Filled With White Lead, Including A Coat Of Approved Steel Primer And Two Coats Of Approved Paint On Overlapping Of Sheets Complete ( Up To Any Pitch In Horizontal / Vertical Or Curved Surfaces ) , Excluding The Cost Of Purlins, Rafters And Trusses And Including Cutting To Size And Shape Wherever Required. , S / F Of Tar Felt Sheet With Cleaning Of Surface & Removing Of Loose Particles & Providing 1 Layer Of Bitumin, 1 Layer Of Tarfelt 3 Mm Thick And 1 More Layer Of Biyumin Over Surface Including All Material, Labour, T & P Etc. Etc. Complete In All Respects , Site Clearance And Other Unforseen Items

Sr No	CorrigendumDate	Corrignedum	CorrigendumType	NewSubmissionDate
1	17-Nov-2023	Financial Bid	Financial Bid	20-11-2023

INR 2950 /-

INR 98700.0 /-

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Name of Work: Construction of Roof Top Rain Water Harvesting Schemes at Central Store Building, Bangali Kothi, Dehradun

Sl. No.	Item Description
1	Rates of Construction of Roof Top Rain Water Harvesting Schemes at Central Store Building, Bangali Kothi, Dehradun
2	A. PVC Collecting pipe line work
3	Excavating trenches of required width for pipes, cables, etc including excavationfor sockets, and dressing of sides, ramming of bottoms, depth upto 1.5 m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m
4	Providing and fixing15 cm wide 45 cm over all semi circular plain G.S. sheet gutter with iron bracket 40x3 mm size, bolts,nuts and washers etc inluding making necessary connection with rain water pipes complete 0.63mm thick with zinc coating not less than 275gm/m
5	Centering and shuttering including strutting, propping etc. and removal of form for Lintels, beams, plinth beams, girders, bressumers and cantilevers.
6	Providing and fixing 110 mmdia 6 kg/cm2 polyvinyl chloride (PVC) pipebrass threaded fitting this include jointing of pipes & fitting with one step PVC solvent cement & testing of joints 63 mm nominal outer dia pipe 6kg/cm2 complete as per direction of engineer in charge (external work).
7	Construction masonry collecting chamber 45x45x60cm.,inside with 75 class designation brick work in cemnt mortar 1:4 (1 cemnet :4 coarse sand) with cover, inside cement plastering mortar 1:3, 12 mm thick finished with afloating coat of neat cement complete as per standard design . PWD SOR 82785 1-18-37- 1
8	Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS : 13592 Type A, including jointing with seal ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion, (i) Single socketed pipes. 12.41.1 75 mm diameter
9	Providing and fixing upvc bend of 75mm
10	Providing and fixing upvc nipple of 75mm
11	Supply and fixing of half turn PVC valves 110 mm dia
12	B. Filter chamber
13	Constructing Brick masonary filter Chamber 1.20 x 1.20 x 1.00 m. inside plaster in Cement mortar 1:4 ( 1 cement : 4 coarse sand ) including RCC top slab 1:2:4 mix.(1 cement:2coarse sand:4aggregate),necessary excavation,foundation concrete with all material, labour, T & P etc. etc. complete in all respects. ( As Per Unit Estimate )
14	C. Storage
15	Construction of RCC CWRwith all material, labour. T & P etc. complete in all respect. ( As perJal nigam SOR 2023 )
16	Extra for excavation of foundation of CWR Upto 1.5m below G.L.
17	Upto 3.00m below G.L.
18	Upto 4.00m below G.L.
19	Disposal of excavated earth upto appropiate distance by loader
20	Providing and Fixing electronic water level indicator complete in all respect
21	D. Recharge Bore 200 mm
22	construction of ground water recharge bore of 200 mm dia & 50 mtr deep
23	E. Pumpset and Electric work
24	Supply & fixing of KSB make Submersible Motor pumpset, having suction delivery 32mmx25mm, 0.75kW,capacity 1.00 HP with all accessary & fittings etc.
25	Arrangement of Electricity i.e.wire/switch etc.
26	F. Distribution System
27	Providing and fixing G.I. Pipes complete with G.I. fittings and clamps, i/c making good the walls etc. concealed pipe, including painting with anti corrosive bitumastic paint, cutting chases and making good the wall :
28	Providing and fixing brass bib cock of approved quality : 18.15.1 15 mm nominal bore
29	Supply & fixing of Raksha make hoss pipe 25 mm dia bundle of 8kg having length 30 mtr forCWRs.
30	Arrangement of aeration system likefountain etc. including supply of all labour, material , t&p requiredfor proper comletion of work.
31	G. Restoration Work
32	Demolishing cement concrete manually/ by mechanical means includingdisposal of material within 50 metres lead as per direction of Engineer - in -charge.Nominal concrete 1:4:8 or leaner mix (i/c equivalent design mix)
33	Demolishing cement concrete manually/ by mechanical means includingdisposal of material within 50 metres lead as per direction of Engineer - in -charge.Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)
34	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) : 8 graded stone aggregate 40 mm nominal size)
35	Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level :1:3:6 (1 Cement : 3 coarse sand (zone-III): 6 graded stone aggregate 40 mm nominal size)
36	Providing corrugated G.S. sheet roofing including vertical / curved surface fixed with polymer coated J or L hooks, bolts and nuts 8 mm diameter with bitumen and G.I. limpet washers or with G.I. limpet washers filled with white lead, including a coat of approved steel primer and two coats of approved paint on overlapping of sheets complete (up to any pitch in horizontal/ vertical or curved surfaces), excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required.
37	S/F of Tar felt sheet with cleaning of surface & removing of loose particles & providing 1 layer of bitumin, 1 layer of tarfelt 3 mm thick and 1 more layer of biyumin over surface including all material, labour, T & P etc. etc. complete in all respects
38	Site clearance and other unforseen items