Tender For Construction Of 4 Additional Class Rooms In Government Higher Secondary School At Pulivalam In Trichy District., Tiruchirappalli-Tamil Nadu

Tender For Construction Of 4 Additional Class Rooms In Government Higher Secondary School At Pulivalam In Trichy District. ; 1 Earth Work Excavation For Foundation In All Soils And Sub-Soils And To Full Depth As May Be Directed Except In Rock Requiring Blasting Inclusive Of Shoring Shuttering, Baling Out Water Wherever Necessary And Depositing The Surplus Earth Within The Compound In Places Shown By Thedepartmental Officers With An Initial Lead Of 10 Mts And Initial Lift Of 2 Mts. And Clearing And Levelling The Site, Etc., Complete Complying With Standard Specification. 2 Supplying And Filling In Foundation And Basement, Etc With Crushedstone Sandin Layers Of Not More Than 15 Cm Thick Well Watered, Rammed And Consolidated Etc. Complete Complying With Standard Specification And As Directed By The Departmental Officers. 3 Supplying And Filling In Foundation And Basement, Etc With Gravel In Layers Of Not More Than 15 Cm Thick Well Watered, Rammed And Consolidated Etc. Complete Complying With Standard Specification And As Directed By The Departmental Officers. 4 Refilling With Excavated Earth Other Than Sand With An Initial Head Load Of 100 Mts. And Depositing The Earth As Shown By The Departmental Officersin Layers Of Not More Than 15 Cm Thick Well Rammed, Watered And Consolidated Etc. Complete Complying With Standard Specification. 5 Cement Concrete 1:5:10 ( One Cement, Five Crushedstone Sand And Ten Hard Broken Stone Jelly ) Using 40 Mm Gauge Hard Broken Granite Stone Jelly For Foundationincluding Dewatering Wherever Necessary And Laid In Layers Of Not More Than 15 Cm Thick Well Rammed, Consolidated And Curing Etc. Complete Complying With Standard Specification 6 Brick Work In Cement Mortar 1:6 ( One Cement And Six Crushed Stone Sand ) Using Best Quality Fly Ash Bricks Of Size 23 X 11 X 7Cm Including Curing Etc., Complete Complying With Standard Specifications. 7 In Foundation And Basement. 8 For Superstructure In Ground Floor 9 For Superstructure In First Floor 10 Damp Proof Course With Cement Mortar 1:4 ( One Cement And Four Crushed Stone Sand ) 12Mm Thick Mixed With Best Approved Quality Water Proofing Compound Conforming To Indian Standard Specification As Specified By The Departmental Officers At 2% By Weight Of Cement Used, Finishing And Curing Etc. Complete Complying With Standard Specification. 11 Supplying And Erecting Steel Centering Including Necessary Supports For Plane Surfaces For Reinforced Cement Concrete Works Such As Column Footings, Column Pedestals, Plinth Beams, Grade Beams, Staircase Steps, Etc. Which Require Only Nominal Strutting Using Mild Steel Sheets Of Size 90Cm X 60Cm And 10 Bg Stiffened With Welded Mild Steel Angles Of Size 25Mm X 25Mm X 3 Mm For Boarding, Laid Over Silver Oakjoists Of Size 10Cm X 6.5Cm Spaced At About 75Cm Centre To Centre Or At Suitable Intervals Etc. Complete In All Floors Complying With Standard Specification. ( Payment For Centering Shall Be Given After The Concrete Is Laid ) 12 Supplying And Erecting Centering For Sides And Soffits Including Necessary Supports And Strutting Upto 3.29 M Height For Plane Surfaces As Detailed Below In All Floors With All Cross Bracings Using Mild Steel Sheets Of Size 90 X 60 Cm And 10 Bg Stiffened With Welded Mild Steel Angle Of Size 25Mm X 25Mm X 3 Mm For Boarding Laid Over Silver Oak Joists Of Size 10Cm X 6.50 Cm Spaced At Abote 90 Cm Centre To Centre And Supported By Casurina Props Of 10Cm To 13 Cm Dia Spaced At Not More Than 75 Cm Centre To Centre Etc. Complete Complying With The Standard Specificaton. ( Payment For Centering Shall Be Given After The Concrete Is Laid ) 13 For Plane Surfaces Such As Rcc Floor Slab, Roof Slab, Beams, Lintels, Bed Blocks, Landing Slab, Waist Slab, Portico Slabs And Beams, Etc. 14 For Plane Surfaces Such Asrectangular Or Square Rcc Columns, Sunshades, Top And Bottom Slab Of Rcc Boxing, Etc. 15 Supplying, Fabricating And Placing In Position Mild Steel / Ribbed Tor Steel Grills For All Rcc Works As Per Design Given Including Cost Of Steel And G.I. Binding Wire In All Floors Etc. Complete Complying With Standard Specification. ( Contractor Has To Make His Own Arrangements For The Supply Of Steel And Binding Wire ) 16 Providing And Laying In Position, Standardised Concrete Mix M-20 Grade In Accordance With Is 456 Using 20Mm And Down Graded Hard Broken Granite Stone Jelly For All Rcc Items Of Works With Minimum Cement Content Of 325 Kg / M3 And Maximum Water Cement Ratio Of 0.55, Including Admixture ( Plasticiser / Super Plasticiser ) In Recommended Proportions As Per Is:9103 To Accelerate, Retard Setting Of Concrete, Improve Workability Without Impairing Strength And Durability With About ( 5 Cu.M. ) 7730 Kg. Of 20Mm Machine Crushed Stone Jelly And With About ( 3.3 Cu.M. ) 5156 Kg. Of 10-12Mm Machine Crushed Stone Jelly And With About ( 4.79 Cu.M ) 7670 Kg. Of Sand, But Excluding Cost Of Reinforcement Grill And Fabricating Charges, Centering And Shuttering And Also Including Laying, Vibrating With Mechanical Vibrators, Finishing, Curing, Etc. And Providing Fixtures Like Fan Clamps In The Rcc Floor / Roof Slabs Wherever Necessary Without Claiming Extra, Etc., Complete Complying With Standard Specification And As Directed By The Departmental Officers. The Coarse And Fine Aggregates To Be Used Should Comply With The Requirements Of Is Standards. ( No Separate Payment Will Be Made By The Department For The Excess Usage Of Materials ) . 17 For Foundation And Basement. 18 For Superstructure In Ground Floor 19 For Superstructure In First Floor 20 Brick Partition Walls Of11.50 Cm Thick Using Best Quality Fly Ash Bricks Of Size 23 X 11 X 7 Cm In Cement Mortar 1:3 [ One Cement And Three Crushed Stone Sand ] Using Hoop Iron Reinforcement If Found Necessary Including Curing Etc. Complete And As Directed By The Departmental Officers. ( Hoop Iron Reinforcement Will Be Measured And Paid For Separately ) Ground Floor 21 Cement Concrete 1:5:10 ( One Cement, Five Crushed Stone Sand And Ten Hard Broken Stone ) Using 40 Mm Gauge Hard Broken Jelly For Flooring Including Laying, Consolidating, Finishing, Rendering The Top Surface Rough To Receive The Floor, Curing, Etc. Complete Complying With Standard Specification. ( The Rate Is Inclusive Of Necessary Planking For Panellingwherever Necessary And As Directed By The Departmental Officers 22 Plain Cement Concrete 1:2:4 ( One Cement, Two Crushedstone Sand And Four Hard Broken Stone Jelly ) Using 10-12Mm Jelly For Wearing Coat Including Laying, Compacting, Finishing And Curing, Etc., Complete As Per Standard Specifications And As Directed By The Departmental Officers. In First Floor 23 Paving The Top Of Roof With Solar Refelective Ceramic Tiles Of Size 305 X 305 X 7Mm Thick Of Approved Quality And Colour Laid In Cement Mortar 1:3 ( One Cement And Three Crushed Stone Sand ) 12Mm Thick And Pointed With Tile Grout ( Nitotile Grout Or Equivalent ) And Cement In The Ratio Of 1:3 For Joint, Curing Etc., Complete Complying With Standard Specification And As Directed By The Departmental Officers. ( The Make And Brand Of The Tiles Should Be Got Approved By The Executive Engineer Before Use On Works ) 24 Supplying And Fixing In Position Best Approved Of Bis Quality 110 Mm Dia Pvc Rain Water Down Fall Pipes Having A Working Pressure Of 4 Kg. / Sq.Cm Including Cost Of Necessry Pvc Shoe, Pvc Bend, Cast Iron Gratings Of Required Diameter And Special Clamps, Brass Screws, Nails, Etc., And Fixing Of Cast Iron Gratings At Junction Of Parapet And The Rcc Roof Slab Including Finishing Neatly Etc., Complete. The Rate Shall Be Inclusive Of Cast Of Removable Cast Iron Grating. The Pvc Pipe Shall Be Fixed In Wall With Special Type Of U Clamp At The Centre Of The Pipe Line In Addition To Those For More Than 3.0 Metre Pipe Length, Etc., Complete Complying With Standard Specification. 25 Paving The Floor With Best Approved Quality Fine Polished Rajasthan Kota Stone Slabs Of Size 600 X 600 Mm And Above Of 18 / 20Mm Thick With Machine Cut Edges And Matching Marble Slab Not Less Than 100Mm Width Other Than Adanga Marbles As Border Laid Over A Cement Mortar Bed Of 20Mm Thick Using Cement Mortar 1:3 ( One Cement And Three Crushedstone Sand ) Fixing The Slabs In True Right Angles With Minimum Possible Width Of Joints And Pointing The Joints With White Cement Mixed With Matching Colouring Pigments And Polishing With Floor Polisher To A High Degree Of Finish Etc., Complete As Per Standard Specification. ( The Kota Stone Slabs And Other Materials To Be Used Shall Be Got Approved By The Executive Engineer Concerned Before Use On Work ) 26 Providing Granolithic Floor Finish 25 Mm Thick With Plain Cement Concrete 1:2:4 ( One Cement, Two Crushedstone Sand And Four Aggregate ) Using 10 To 12Mm Gauge Hard Broken Stone Jelly Including Laying, Finishing And The Top Rubbed Smooth With Power Trawl, Thread Lining, Curing Etc. Complete Complying With Standard Specification And As Directed By The Departmental Officers. ( The Rate Is Inclusive Of Necessary Planking For Panellingwherever Necessary And As Directed By The Departmental Officers ) 27 Supplying And Fixing In Position Steel Balustrades Using 20Mm Square Rods Spaced At 150Mm Centre To Centre So That The Two Balustrades In Each Step Shall Be Placed Centrally And The Top Of Balustrades Connected With The Hand Rails ( Cost Of Hand Rail Shall Be Measured And Paid Separately ) By Means Of Ms Flats Of Size 40Mm X 6Mm In The Groove 40Mm X 6Mm Provided At The Bottom Of Hand Rail; The Bottom Of Balustrades Shall Be Fixed On To The Top Of Step Concrete.An Additional Ms Flat Of Size 50Mm X 6Mm Shall Be Provided At The Centre Of Balustrades Connecting All Square Rods To The Entire Length Including Cost Of Square Rods, Flat And Applying One Coat Of Red Oxide Primer To The Iron Surfaces, Etc., Complete Complying With Standard Specification And As Directed By The Departmental Officers. 28 Supplying And Fixing 40Mm Dia Gi Pipe ( B Class ) For Staircase Hand Rail Including Labour Charges For Cutting, Welding And Fixing With Ms Flats ( Excluding Cost Of Flat ) , Etc., As Directed By The Departmental Officers 29 Supplying And Fixing Gi Pipe Handrails For Handicapped Persons Using 50Mm Dia Gi Pipe Double Handrail At A Height Of 800Mm And 900Mm From Floor Level With 25Mm Thick Ms Square Rods As Balusters Embedded In The Concrete And Welded With Pipe At 60Cm Centre To Centre As Shown In Ca Job No. 9123 / 1 Including Cutting, Welding, Bending And Fixing Charges And Applying One Coat Of Red Oxide Primer For Ms Members As Directed By The Departmental Officers 30 Manufacturing Supplying And Fixing Of Steel Door With The Following Specification Ms Angles Of Size 40X40x6mm Are Used For The Outer Frames And M.S. Angles Of Size 35X35x5mm For The Shutter Frames Stiffeners With 32 X 6Mm M.S Flat Is Provided At Required Intervals In The Shutter Frame. 18-Gauge C.R. Sheet Laid As Panel In The Shutter And Welded Intact. M.S. Flat 18X5mm Is Welded Over The 32 X 6Mm M.S. Flat Sandwitching The C.R. Sheet In Between Additional Stiffeners With 18X5mm M.S. Flat Is Provided Diagonally At The Rear Side Of The Shutter, 3Nos. Of Hinges In Case Of Single Leaf And 6Nos. Of Hinges In Double Leaves Shutter To Be Provided 6Nos. Of Holdfasts 120 Mm In Length Made Of Angle Section Spliced At The Ends Are Welded To The Outer Frames Of The Door. Tower Bolts 2Nos. One At The Top And The Other At The Bottom Are Provided 1No. Aldrop Is Provided Incase Of Double Leaf Door At Lock Rail Section In The Door In Single Leaf Door, One More Aldrop Is Provided In The Inner Lock Rail Section Of The Door One Rotating Locking Arrangements For The Inner Side Of The Door And Additional Provision For Locking Arrangements For Lock Is Provided On The Rear Side Of The Door At An Appropriate Place.Incase Of Double Leaf Door M.S.Flat 32 X 3Mm At 1.1Kg / M Is Provided On The One Shutter To Conceal The Gap Between The Two Shutters.At An Appropriate Place In The Door. A Tie Bar Is Provided At The Bottom Of The Frame To Prevent Twisting Of Frame During Transportation And Fixing. All Members Are Given A Coat Of Red Oxide Primer As Directed By The Departmental Officers. The Rate Includes Cost Of All Materials, Labour Charges, Transportation To Site Of Work, Loading, Un Loading And All Other Incidental Charges Etc., Complete. 31 Single Leaf 32 Double Leaf 33 Fabricating, Supplying And Fixing Of Steel Emergency Exitdoor Cum, Emergency Window With The Following Specification. M.S. Angle In Size 40X40x6mm Are Used For The Outer Frames And M.S. Angle Of Size 35X35x5mm For The Shutter Frame, Stiffners With 32X6mm M.S. Flats Provided At Required Intervals In The Shutter Frames 18 Guage Cr Sheet Is Laid As Panel And Welded Intact For 1 / 3 Bottom Portion Of The Shutter, M.S. Flat 18X5mm Is Welded Over The 32X6mm M.S Flat Sandwitching The Cr Sheet In Between Additional Stiffner With 18X5mm M.S. Flat Is Provided Diagonally At The Rear-Side Of The Shutter. The Balance 2 / 3 Portion At Top Is Provided With Grill At An Average Weight Of 15Kg / M2 And The Top Portion Of Operation Emergency Window Is To Be Made Of 25X25x3mm M.S. Angle Welded Intact With Cr Sheet And 25X3mm M.S. Flat At Diagonally At The Rear Side Of The Window At Required Intervals 6 Nos. Of Hinges To Be Provided, 6 Nos Of Holdfast 100Mm In Length Made Of Angle Section Spliced At The Ends Are Welded To The Outer Frame Of The Door. Tower Bolts 2 Nos. One At Top And The Other At The Bottom Are To Be Provided One Aldrop Is Provided At An Appropriate Place In The Door 2 Nos. Of D Typehandle For Emergency Window And 2 Nos Of Handle For Door Is To Be Provided At Appropriate Places. A Tie Bar Is Provided At The Bottom Of The Outer Frame To Prevent Twisting Offrame During Transportation And Fixing. All Members Are Given One Coat Of Red Oxide Primer As Directed By The Departmental Officers. The Rate Includes Cost Of Materials, Labour Transportation To Site Of Works, Loading, Unloading And All Other Incidental Charges Etc., Complete. 34 Fabricating, Supplying And Fixing In Position Of Steel Sheeted Windows ( Four Leaves ) With The Following Specifications. Outer Frames Of Windows Made Of Z Section F7d Of Size 33 X 25 X 3Mm At 1.419 Kg / M And Mullion J Section ( F4b ) Of Size 46X25x3mm At 2.28Kg / M And Shutter Section Of Made Off7d Of 33X25x3mm At 1.419 Kg / M As Specified In Is 7452 / 1990. Each Openable Shutter Should Not Exceed A Width Of 600Mm To Enable Separate Operations And Easy Maintenance. The Panel Of The Shutters To Be Covered With 18 Gauge Cold Rolled Sheet Of Superior Quality And Welded Intact With Shutter Frames. Horizontal Stiffeners Using 18X5mm Ms Flat At 0.70Kg / M At 3 Nos. For Each Shutter And Additional Diagonal Stiffners Of The Same Ms Flats At All The Four Corners Of Each Shutters To The Suitable Length Welded To The Shutters, For Holding The Cr Sheets In Position Firmly.2 Numbers Of Sturdy Hinges And One Number Of Handle-Cum-Latch Of Special Type Made With 18X5mm Ms Flats Are Revetted To The Shutters At An Appropriate Height In Window. Suitable Opening Is Left For Its Easy Operation. A Stopper Square Rod For Handle Is Provided In The Mullion Section At Suitable Place To Catch The Window Handle. Each Window Shutter Having An Adustable Stay Made Out Of 18 X 5Mm At 0.70 Kg / M Ms Flat Of Lenght 320Mm With Three Adjustable Position. A Matching Peg Is Provided In The Outer Frame Of The Window At Suitable Place. 4 Nos. Of Hold Fasts Of 120Mm Length Spliced At The Ends Are Welded To The Outer Frame Of The Window By Using Ms Flat Of 18X5mm At 0.70Kg / M, Welded To The Shutter At Two Place Equivalent From Each From Top And Bottom Of The Shutter.An Ms Square Bar Of 12Mm Size Is Welded To The Inner Faceof The Window At An Equal Interval Not Exceeding 100Mm Edge Between Them. All Members Are Painted With One Coat Of Anti-Corrosive Red Oxide Primer As Directed By The Departmental Officers.All Sections Should Be In Confirmed With Is 7452 / 1990.The Cost Includes Cost Of All Materials, Labour Charges And Other Incidental Charges, Etc., Complete 35 Supplying And Fixing Of M.S.Grill Of Approved Design For Grill Gate, Grill Work To Doors And Windows Openings Ramp Etc., Using Necessary Mild Steel Flats For Inner And Outer Members Which Should Be Fixed On Edges Including Priming Coat Of Best Approved Quality Red Oxide Primer Etc., Complete Complying With Standard Specification. 36 Supplying And Fixing Fine Polished Cuddapah Slab Of 30 / 40 Mm Thickness For Cup-Board Arrangements Including Laying To Correct Alignment With Necessary Cement Mortar And Black Powder Etc, Complete Complying With Standard Specification And As Directed. 37 Providing Blackboard In Two Layers With First Layer In Cement Mortar 1:5 ( One Cement And Five Crushed Stone Sand ) 20Mm Thick And The Second Layer In Combination Mortar 1:1:6 ( One Cement One Lime And Six Crushed Stonesand ) 20Mm Thick And Providing Band All Round The Black Board In C.M 1:5 ( One Cement And Five Crushed Stone Sand ) For 20Mm Thick And 50Mm Width Including Cost Of One Coat Of Black Oxide Paint Of Approved Quality Complying With Standard Specification. 38 Special Ceiling Plastering And Finishing The Exposed Surface Of All Rcc Items Of Work Such As Slabs, Beams, Sunshades, Facia, Canopy Slab, Staircase Waist Slab, Landing Slab Etc., With Cement Mortar 1:3 ( One Cement And Three Plastering Sand ) 10Mm Thick Including Hacking The Surfaces, Providing Cement Mortar Nosing, Beading For Sunshades, Staircases, Steps, Landing Slabs And Curing, Etc., In All Floors Complying With Standard Specification And As Directed By The Departmental Officers 39 Supplying And Applying Of Two Coats Of Putty Of 3Mm Thick Over The Exposed Rcc Surface Of Ceiling Including Finishing The Joints Smoothly With Grinding Machine And The Surface Shall Be Thoroughly Cleaned Out Of Dust And Scrubbing. The Surface Shall Then Be Allowed To Dry For Atleast 48 Hours. It Shall Then Be Sand Papered ( Water Proof Abrasive Sheet ) To Give A Smooth And Even Surface. Any Unevenness Shall Be Made Good By Applying Ist Coat Of Putty Mixed With Water On The Entire Surface Including Filling Up The Undulations And Applying 2Nd Coat Of Putty After 6 Hours Of 1St Coat Of Putty And Then Sand Papering ( Water Proof Abrasive Sheet ) The Same After It Is Dry And Finishing The Surface Smoothly Etc., Complete Complying With Standard Specifications And As Directed By The Departmental Officers. [ The Rates Are Inclusive Of Hire Charges For Grinding Machine With Wheel, Cost Of Sand Paper ( Water Proof Abrasive Sheet ) , Cost Of Putty Blade, Labour Charges For Grinding The Joints And Sand Papering, Two Coats Of Putty, Scrapping The Putty Area To Level The Surface Smooth, Etc., Complete. ] The Putty Should Be Got Approved By The Executive Engineer Before Use On Work. 40 Plastering With Cement Mortar 1:5 ( One Cement And Five P-Sand ) , 12Mm Thick In All Floors Including Curing Etc. Complete Complying With Standard Specification And As Directed By The Departmental Officers. 41 Painting Two Coats Of Newly Plastered Wall Surface With Ready Mixed Plastic Emulsion Paint Of First Class Quality And Of Approved Colour Over A Priming Coat Including Thorough Scrapping, Clean Removal Of Dirt, And Including Necessary Plaster Of Paris Putty, Wherever Required Etc., Complete Complying With Standard Specification 42 Painting The Wall Two Coats With Approved Weather Proof Exterior Emulsion Paint Over One Primer Coat Over Cement Plastered Wall Surface Etc., Completecomplying With Standard Specification. 43 Painting New Iron Works Such As Steel Doors, Windows, Ventilators, Window Bars, Balustrades Etc., With Two Coats Of Best Approved First Quality And Colour Of Synthetic Enamel Paint Over The Existing Red Oxide Priming Coat In All Floors Excluding Cost Of Priming Coat Etc., Complete Complying With Standard Specification. ( The Make, Quality And Colour Of Paint Should Be Got Approved By The Executive Engineer Before Use On Works. ) 44 Supplying And Fixing Colour Galvalume Sheet Roof Of 0.47Mm Thickand Steel Tubular Box Section Of 100X50x3mm Of 1Meter Interval Including Priming Coat Fixing In Position With All Necessary Accessories Complete Complying With Standard Specification And As Directed By The Departmental Officers. 45 Add Gst @18%

Refer document

INR 49500.0 /-

INR 78.93 Lakhs /-

Name of Work:Construction of 4additional Class rooms in GovernmentHigher Secondary School at Pulivalam in Trichy District.

Sl. No.	Item Description
1	Earth work excavation for foundation in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering, baling out water wherever necessary and depositing the surplus earth within the compound in places shown by thedepartmental officers with an initial lead of 10 mts and initial lift of 2 mts. and clearing and levelling the site, etc., complete complying with standard specification.
2	Supplying and filling in foundation and basement, etc with crushedstone sandin layers of not more than 15 cm thick well watered, rammed and consolidated etc. complete complying with standard specification and as directed by the departmental officers.
3	Supplying and filling in foundation and basement, etc with GRAVEL in layers of not more than 15 cm thick well watered, rammed and consolidated etc. complete complying with standard specification and as directed by the departmental officers.
4	Refilling with excavated earth other than sand with an initial head load of 100 mts. and depositing the earth as shown by the departmental officersin layers of not more than 15 cm thick well rammed, watered and consolidated etc. complete complying with standard specification.
5	Cement Concrete 1:5:10 (One Cement, Five crushedstone sand and Ten hard broken stone jelly) using 40 mm gauge hard broken granite stone jelly for foundationincluding dewatering wherever necessary and laid in layers of not more than 15 cm thick well rammed, consolidated and curing etc. complete complying with standard specification
6	Brick work in Cement Mortar 1:6 (one cement and six crushed stone sand) using best quality fly ash bricks of size 23 x 11 x 7cm including curing etc., complete complying with standard specifications.
7	In Foundation and Basement.
8	For Superstructure in Ground floor
9	For Superstructure in First floor
10	Damp proof course with Cement Mortar 1:4 (One Cement and Four crushed stone sand) 12mm thick mixed with best approved quality water proofing compound conforming to Indian Standard specification as specified by the departmental officers at 2% by weight of cement used, finishing and curing etc. complete complying with standard specification.
11	Supplying and erecting steel centering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as column footings, column pedestals, plinth beams, grade beams, staircase steps, etc. which require only nominal strutting using mild steel sheets of size 90cm x 60cm and 10 BG stiffened with welded mild steel angles of size 25mm x 25mm x 3 mm for boarding, laid over silver oakjoists of size 10cm x 6.5cm spaced at about 75cm centre to centre or at suitable intervals etc. complete in all floors complying with standard specification. (Payment for centering shall be given after the concrete is laid)
12	Supplying and erecting centering for sides and soffits including necessary supports and strutting upto 3.29 M height for plane surfaces as detailed below in all floors with all cross bracings using Mild Steel sheets of size 90 x 60 cm and 10 BG stiffened with welded Mild Steel angle of size 25mm x 25mm x 3 mm for boarding laid over silver oak joists of size 10cm x 6.50 cm spaced at abote 90 cm centre to centre and supported by casurina props of 10cm to 13 cm dia spaced at not more than 75 cm centre to centre etc. complete complying with the standard specificaton. (Payment for centering shall be given after the concrete is laid)
13	For plane surfaces such as RCC floor slab, roof slab, beams, lintels, bed blocks, landing slab, waist slab, portico slabs and beams, etc.
14	For plane surfaces such asrectangular or square RCC columns, sunshades, top and bottom slab of RCC boxing, etc.
15	Supplying, fabricating and placing in position Mild Steel / Ribbed Tor Steel grills for all RCC works as per design given including cost of steel and G.I. binding wire in all floors etc. complete complying with standard specification.(Contractor has to make his own arrangements for the supply of steel and binding wire)
16	Providing and laying in position, standardised concrete Mix M-20 Grade in accordance with IS 456 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement content of 325 kg/m3 and maximum water cement ratio of 0.55, including admixture (plasticiser / super plasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability with about (5 cu.m.) 7730 kg. of 20mm machine crushed stone jelly and with about (3.3 cu.m.) 5156 kg. of 10-12mm machine crushed stone jelly and with about (4.79 cu.m) 7670 kg. of sand, but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrators, finishing, curing, etc. and providing fixtures like fan clamps in the RCC floor/ roof slabs wherever necessary without claiming extra, etc., complete complying with standard specification and as directed by the departmental officers. The coarse and fine aggregates to be used should comply with the requirements of IS standards. (No separate payment will be made by the Department for the excess usage of materials).
17	For Foundation and Basement.
18	For Superstructure in Ground floor
19	For Superstructure in First floor
20	Brick partition walls of11.50 cm thick using best quality fly ash bricks of size 23 x 11 x 7 cm in Cement Mortar 1:3 [One Cement and Three crushed stone sand] using hoop iron reinforcement if found necessary including curing etc. complete and as directed by the departmental officers. (Hoop iron reinforcement will be measured and paid for separately) Ground Floor
21	Cement Concrete 1:5:10 (One cement, Five crushed stone sand and Ten hard broken stone) using 40 mm gauge hard broken jelly for flooring including laying,consolidating, finishing, rendering the top surface rough to receive the floor, curing, etc. complete complying with standard specification. (The rate is inclusive of necessary planking for panellingwherever necessary and as directed by the departmental officers
22	Plain Cement Concrete 1:2:4 (one cement, two Crushedstone sand and four hard broken stone jelly) using 10-12mm jelly for wearing coat including laying, compacting, finishing and curing, etc., complete as per standard specifications and as directed by the departmental officers. In First Floor
23	Paving the Top of roof with Solar refelective ceramic tiles of size 305 x 305 x 7mm thick of approved quality and colour laid in Cement mortar 1:3 (One cement and three crushed stone sand) 12mm thick and pointed with tile grout (Nitotile Grout or equivalent) and cement in the ratio of 1:3 for joint, curing etc., complete complying with standard specification and as directed by the departmental officers.(The make and brand of the tiles should be got approved by the Executive Engineer before use on works)
24	Supplying and fixing in position best approved of BIS quality 110 mm dia PVC rain water down fall pipes having a working pressure of 4 kg. / sq.cm including cost of necessry PVC shoe, PVC bend, cast iron gratings of required diameter and special clamps, brass screws, nails, etc., and fixing of cast iron gratings at junction of parapet and the RCC roof slab including finishing neatly etc., complete. The rate shall be inclusive of cast of removable cast iron grating. The PVC pipe shall be fixed in wall with special type of "U" clamp at the centre of the pipe line in addition to those for more than 3.0 metre pipe length, etc., complete complying with standard specification.
25	Paving the floor with best approved quality fine polished Rajasthan Kota stone slabs of size 600 x 600 mm and above of 18 / 20mm thick with machine cut edges and matching marble slab not less than 100mm width other than Adanga Marbles as border laid over a cement mortar bed of 20mm thick using cement mortar 1:3 (One cement and three crushedstone sand) fixing the slabs in true right angles with minimum possible width of joints and pointing the joints with white cement mixed with matching colouring pigments and polishing with floor polisher to a high degree of finish etc., complete as per standard specification.(The kota stone slabs and other materials to be used shall be got approved by the Executive Engineer concerned before use on work)
26	Providing granolithic floor finish 25 mm thick with plain cement concrete 1:2:4 (One Cement, Two Crushedstone sand and Four aggregate) using 10 to 12mm gauge hard broken stone jelly including laying, finishing and the top rubbed smooth with power trawl, thread lining, curing etc. complete complying with standard specification and as directed by the departmental officers. (The rate is inclusive of necessary planking for panellingwherever necessary and as directed by the departmental officers)
27	Supplying and fixing in position steel balustrades using 20mm square rods spaced at 150mm centre to centre so that the two balustrades in each step shall be placed centrally and the top of balustrades connected with the hand rails (cost of hand rail shall be measured and paid separately) by means of MS flats of size 40mm x 6mm in the groove 40mm x 6mm provided at the bottom of hand rail; the bottom of balustrades shall be fixed on to the top of step concrete.An additional MS flat of size 50mm x 6mm shall be provided at the centre of balustrades connecting all square rods to the entire length including cost of square rods, flat and applying one coat of red oxide primer to the iron surfaces, etc., complete complying with standard specification and as directed by the departmental officers.
28	Supplying and fixing 40mm dia GI pipe ("B" class) for staircase hand rail including labour charges for cutting, welding and fixing with MS flats (excluding cost of flat), etc., as directed by the departmental officers
29	Supplying and fixing GI pipe handrails for handicapped persons using 50mm dia GI pipe double handrail at a height of 800mm and 900mm from floor level with 25mm thick MS square rods as balusters embedded in the concrete and welded with pipe at 60cm centre to centre as shown in CA Job No. 9123 / 1 including cutting, welding, bending and fixing charges and applying one coat of red oxide primer for MS members as directed by the departmental officers
30	Manufacturing supplying and fixing of steel door with the following specification MS angles of size 40x40x6mm are used for the outer frames and M.S. angles of size 35x35x5mm for the shutter frames stiffeners with 32 x 6mm M.S flat is provided at required intervals in the shutter frame. 18-gauge C.R. sheet laid as panel in the shutter and welded intact. M.S. flat 18x5mm is welded over the 32 x 6mm M.S. flat sandwitching the C.R. sheet in between additional stiffeners with 18x5mm M.S. flat is provided diagonally at the rear side of the shutter, 3nos. of hinges in case of single leaf and 6nos. of hinges in double leaves shutter to be provided 6nos. of holdfasts 120 mm in length made of angle section spliced at the ends are welded to the outer frames of the door. Tower bolts 2nos. one at the top and the other at the bottom are provided 1no. Aldrop is provided incase of double leaf door at lock rail section in the door in single leaf door, one more aldrop is provided in the inner lock rail section of the door One rotating locking arrangements for the inner side of the door and additional provision for locking arrangements for lock is provided on the rear side of the door at an appropriate place.Incase of double leaf door M.S.Flat 32 x 3mm at 1.1Kg/m is provided on the one shutter to conceal the gap between the two shutters.at an appropriate place in the door. A tie bar is provided at the bottom of the frame to prevent twisting of frame during transportation and fixing. All members are given a coat of red oxide primer as directed by the departmental officers. The rate includes cost of all materials, labour charges, transportation to site of work, loading, un loading and all other incidental charges etc., complete.
31	Single leaf
32	Double Leaf
33	Fabricating, supplying and fixing of steel Emergency exitdoor cum, emergency window with the following specification. M.S. angle in size 40x40x6mm are used for the outer frames and M.S. angle of size 35x35x5mm for the shutter frame, stiffners with 32x6mm M.S. flats provided at required intervals in the shutter frames 18 guage CR sheet is laid as panel and welded intact for 1/3 bottom portion of the shutter, M.S. flat 18x5mm is welded over the 32x6mm M.S flat sandwitching the CR sheet in between additional stiffner with 18x5mm M.S. flat is provided diagonally at the rear-side of the shutter. The balance 2/3 portion at top is provided with grill at an average weight of 15kg/m2 and the top portion of operation emergency window is to be made of 25x25x3mm M.S. angle welded intact with CR sheet and 25x3mm M.S. flat at diagonally at the rear side of the window at required intervals 6 Nos. of hinges to be provided,6 Nos of holdfast 100mm in length made of angle section spliced at the ends are welded to the outer frame of the door. Tower bolts 2 Nos. one at top and the other at the bottom are to be provided one aldrop is provided at an appropriate place in the door 2 Nos. of "D" typehandle for emergency window and 2 Nos of handle for door is to be provided at appropriate places. A tie bar is provided at the bottom of the outer frame to prevent twisting offrame during transportation and fixing. All members are given one coat of red oxide primer as directed by the departmental officers. The rate includes cost of materials, labour transportation to site of works, loading, unloading and all other incidental charges etc., complete.
34	Fabricating, Supplying and fixing in position of steel sheeted windows (Four Leaves) with the following specifications. Outer frames of windows made of "Z" section F7D of size 33 x 25 x 3mm at 1.419 kg/ m and mullion "J" section (F4B) of size 46x25x3mm at 2.28kg/m and shutter section of made ofF7D of 33x25x3mm at 1.419 kg/m as specified in IS 7452/1990. Each openable shutter should not exceed a width of 600mm to enable separate operations and easy maintenance. The panel of the shutters to be covered with 18 gauge cold rolled sheet of superior quality and welded intact with shutter frames. Horizontal stiffeners using 18x5mm MS Flat at 0.70kg/m at 3 Nos. for each shutter and additional diagonal stiffners of the same MS flats at all the four corners of each shutters to the suitable length welded to the shutters, for holding the CR Sheets in position firmly.2 numbers of sturdy hinges and one number of handle-cum-latch of special type made with 18x5mm MS flats are revetted to the shutters at an appropriate height in window. suitable opening is left for its easy operation. a stopper square rod for handle is provided in the mullion section at suitable place to catch the window handle. each window shutter having an adustable stay made out of 18 x 5mm at 0.70 kg/ m MS flat of lenght 320mm with three adjustable position. A matching peg is provided in the outer frame of the window at suitable place. 4 Nos. of hold fasts of 120mm length spliced at the ends are welded to the outer frame of the window by using MS flat of 18x5mm at 0.70kg/m, welded to the shutter at two place equivalent from each from top and bottom of the shutter.An MS square bar of 12mm size is welded to the inner faceof the window at an equal interval not exceeding 100mm edge between them. All members are painted with one coat of anti-corrosive red oxide primer as directed by the departmental officers.All sections should be in confirmed with IS 7452/1990.The cost includes cost of all materials, labour charges and other incidental charges, etc., complete
35	Supplying and fixing of M.S.grill of approved design for grill gate, grill work to doors and windows openings ramp etc., using necessary mild steel flats for inner and outer members which should be fixed on edges including priming coat of best approved quality red oxide primer etc., complete complying with standard specification.
36	Supplying and fixing fine polished cuddapah slab of 30/40 mm thickness for cup-board arrangements including laying to correct alignment with necessary cement mortar and black powder etc, complete complying with standard specification and as directed.
37	Providing Blackboard in two layers with first layer in cement mortar 1:5 (one cement and five crushed stone sand)20mm thick and the second layer in Combination mortar 1:1:6(one cement one lime and six crushed stonesand) 20mm thick and providing band all round the black board in c.m 1:5 (one cement and five crushed stone sand) for 20mm thick and 50mm width including cost of one coat of black oxide paint of approved quality complying with standard specification.
38	Special ceiling plastering and finishing the exposed surface of all RCC items of work such as slabs, beams, sunshades, facia, canopy slab, staircase waist slab, landing slab etc., with Cement Mortar 1:3 (One Cement and Three Plastering Sand) 10mm thick including hacking the surfaces, providing cement mortar nosing, beading for sunshades, staircases, steps, landing slabs and curing, etc., in all floors complying with standard specification and as directed by the departmental officers
39	Supplying and applying of two coats of putty of 3mm thick over the exposed RCC surface of ceiling including finishing the joints smoothly with grinding machine and the surface shall be thoroughly cleaned out of dust and scrubbing. The surface shall then be allowed to dry for atleast 48 hours. It shall then be sand papered (water proof abrasive sheet) to give a smooth and even surface. Any unevenness shall be made good by applying Ist coat of putty mixed with water on the entire surface including filling up the undulations and applying 2nd coat of putty after 6 hours of 1st coat of putty and then sand papering (water proof abrasive sheet) the same after it is dry and finishing the surface smoothly etc., complete complying with standard specifications and as directed by the Departmental Officers.[The rates are inclusive of hire charges for grinding machine with wheel, cost of sand paper (water proof abrasive sheet), cost of putty blade, labour charges for grinding the joints and sand papering, two coats of putty, scrapping the putty area to level the surface smooth, etc., complete.] The putty should be got approved by the Executive Engineer before use on work.
40	Plastering with Cement Mortar 1:5 (One cement and Five P-sand), 12mm thick in all floors including curing etc. complete complying with standard specification and as directed by the departmental officers.
41	Painting two coats of newly plastered wall surface with ready mixed plastic emulsion paint of first class quality and of approved colour over a priming coat including thorough scrapping, clean removal of dirt, and including necessary plaster of paris putty, wherever required etc., complete complying with standard specification
42	Painting the wall two coats with approved weather proof Exterior Emulsion paint over one primer coat over cement plastered wall surface etc., completecomplying with standard specification.
43	Painting new iron works such as steel doors, windows, ventilators, window bars, balustrades etc., with two coats of best approved first quality and colour of synthetic enamel paint over the existing red oxide priming coat in all floors excluding cost of priming coat etc., complete complying with standard specification. (The make, quality and colour of paint should be got approved by the Executive Engineer before use on works.)
44	Supplying and fixing colour galvalume sheet roof of 0.47mm thickand steel tubular box section of 100x50x3mm of 1meter interval including priming coat fixing in position with all necessary accessories complete complying with standard specification and as directed by the departmental officers.
45	Add GST @18%