Water Resources Department Tender

Dismantling, clearing away and carefully stacking material and without disturbing nearby structure of Reinforcement Cement Concrete etc. complete complying with standard specifications and as directed by the Departmental Engineers.

Earth work excavating and depositing on bank with initial lead of 10 m & initial lift of 2m in Hard stiff clay, stiff black cotton, hard red earth, shales,murram, gravel, stoney earth and earth mixed with small size boulders etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.SS20B (Cut open)

Earth work excavating for foundation in all kinds of soils and sub soils and depositing on bank with an initial lead of 10 metres and initial lift of 2 metres except hard rock requiring blasting to full depth as may be directed inclusive of shoring strutting, baling out water wherever necessary and refilling the sides of foundation with excavated earth etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.. (Narrow Excavation)

Earthwork in all soils except hard rock requiring blasting and conveying with a lead of 0 to 100 M by deploying earth moving machineries and tippers for formation of bund in layers of suitable thickness, depending upon type of compaction equipment deployed , and not exceeding 23 cm thickness, benching of slopes prior to placement of earth fill, including extra earth filling , breaking clods, watering to OMC and compaction of each layer to 95% of Proctor density through deployment of appropriate compaction equipment 8-10 tonne power roller ; vibratory power roller ; short width (+/-)0.90m width drum) power roller or vibratory power roller ensuring compaction of designed bund section and also ensuring compaction of earth fill and side slopes through the deployment of hydraulic excavators with steel plate fixtures attached to their booms/ heavy power rollers capable of climbing 2.00 (Horizontal) : 1.00 (Vertical) slope including side slopes as directed by the engineer in charge of works and as per technical specifications. - Upto 600m

Supplying and filling with clean M.Sand in foundation and basement with filling sand in layers of not more than 15cm, thick well rammed watered and Consolidated etc,complete complying with standard specification and as directed by the Departmental Engineers

Collection and Supply of M.Sand gravel mix 1:1 (one M sand and one gravel) ratio for basement / filter zone including stacking, mixing and spreading the sand gravel mix in layers of not exceeding in 150 mm thickness over properly prepared surface, watering and consolidating the same with approved type of compaction equipment including stacking for pre-measurement etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Providing and Placing in Position of Plain Cement concrete in M-10 grade using hard blue granite broken stone jelly of 40mm size with M.sand mixing with mixer machine including the cost of bailing wherever neccessary laying the concrete in layers of not exceeding 15 cm thick compacting, consolidation finishing , watering, curing etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

With Vibration

Without Vibration

Below Ground Level - 1.50m upto 4.5m depth

Providing and placing in position of plain cement concrete M15 grade (Design Mix) using graded hard blue granite broken stone jelly of 40mm and down graded size with M.sand mixing with mixer machine including the cost of bailing wherever necessary laying the concrete and compacting , consolidation finishing , watering curing etc. complete complying with Standard Specifications and as directed by the Departmental Engineers

Without Vibration

Below Ground Level - 1.50m upto 4.5m depth

Providing and Placing in Position of Plain Cement concrete M- 15 grade (Design Mix) using Graded hard blue granite broken stone jelly of 20 mm and down graded size with M.sand mixing with mixer machine including the cost of bailing wherever neccessary laying the concrete compacting, consolidation finishing , watering, curing etc. complete complying with Standard Specifications and as directed by the Departmental Engineers

Without Vibration

Below Ground Level - 1.50m upto 4.5m depth

With Vibration

Providing and Placing in Position of Plain Cement Concrete in M-15 Grade (Design Mix) ( using hard blue granite broken stone jelly of 40mm and down Graded ( 60% of 40 mm and 40 % 0f 20 mm) size with M.sand mixing with mixer machine including the cost of bailing wherever neccessary laying the concrete in layers of not exceeding 15 cm thick compacting, consolidation finishing , watering, curing etc. complete complying with Standard Specifications and as directed by the Departmental Engineers. With Vibration

With vibration

Below Ground Level 1.50m upto 4.50m

Above Ground Level upto 4.50m

Above Ground Level 4.50m upto 9.00m

Supplying erecting and CENTERING for sides and soffits of plain surfaces such as slab etc., including strutting using MS steets of size 90Cm X 60CM B.G.10 gauge Stiffened with welded MS angles of size 25mm x 25mm x 3mm for boarding laid over silver oaks (Country Wood) joists of size 10cm x 6.5cm (spaced at 90 CM centre to centre) and supported by casurina props of 10Cm to 13 Cm dia. (spaced at 75 Cm centre to centre ) etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Without Strutting

With Strutting (Upto 3m high)

Circlular Centering

With Strutting - Additional 1m Height

Providing and Placing in Position of Plain Cement concrete M-20 grade (Design Mix) using Graded hard blue granite broken stone jelly of 20 mm and down graded size with M.sand mixing with mixer machine including the cost of bailing wherever neccessary laying the concrete compacting, consolidation finishing , watering, curing etc. complete complying with Standard Specifications and as directed by the Departmental Engineers. - Wearing Coat

Providing and laying in position, standardised concrete Mix M-20 Grade in accordance with IS:456-2000 using 20mm down graded hard broken granite stone jelly for all RCC items of works with minimum cement content of 325 kg/m3 and maximum water content ratio of 0.55, including admixture (plasticiser / superplasticiser) in recommended Proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without improving strength and durability with about (5.0 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 crushed jelly and with about (4.79 cu.m) 7670kg. of sand but excluding cost of reinforcement grill nand fabrication charges, centering and shuttering and also including laying, vibrating with mechanical vibrator, finishing, curing, etc. and providing fixtures like fan clamps in the RCC floor/ roof slab wherever necessary without claiming extra, etc., complete complying with standard specification and as directed by the Departmental Officers. The coarse and fine aggregate to be used should comply with the requirement of IS Standards. (No separate payment will be made by the Department for the excess usage of materials).

With vibration

Above Ground Level - 4.50m upto 9.00m

Providing and placing in position of reinforced cement concrete of grade M25 with well graded aggregates and the nominal maximum size of coarse aggregate of 20mm weigh batching the ingredients and mixing in approved mixers/batching plant ( to produce concrete of the specified characteristic strength of 25N/mm2 at 28 days) including dewatering the placement site by bailing/pumping and by diverting wherever necessary laying the concrete in layers of not exceeding 15cm thick and in bays vibrating, compacting and finishing the surface with all leads and lifts, watering curing complete so as to attain the profile and strength specified in the drawing etc., complete as directed by the Engineer in charge of works and as per the technical specifications.

Supplying fabrication and placing in position of Mild steel (or) ribbed for steel for all Rcc Works including cost of steel and binding wire and labour chrges for decoiling, cutting ,bending and tyinig the grills etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Supplying and fabrication and CC Block of size 1.50 X 1.50 X 0.90 m with Plain Cement Concrete 1:2:4 (one cement two sand and Four aggregate) using 40mm and down graded metal hard broken stone jelly for foundation including dewatering if found necessary and placing in position including ramming watering and curing etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Rough stone dry packing for Revetment new rough stones for Revertment stacking the rough stone for pre measurement etc., cost of new stones, wedges for filling the gaps, finishing neatly etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Fabricating, supplying and erection of Screw Gearing Steel Shutters of size above to 1.00 m and upto 2.00m width consist of Skin plate made out of 8mm thick Mild Steel plates and horizontally stiffened with 100x50 mm Mild Steel channel at an interval not more that 0.50m and vertical stiffeners made out of same section at an interval not more than 0.60m and provided with 8mm Mild Steel gusset plate of required size on both sides fastened with rust free bolts and nuts etc. Conveying the fabricated shutter by using lorries including loading, unloading and leading the shutter to the vent. Dismantling the eroded shutter and shuttering arrangements by using necessary gas cutting equipments. Erecting the new shutter and the shuttering arrangements in the vent in proper positing by using necessary hoisting equipments. The shutter shall be painted with two coats of Anticorrosive black paint over one coat of Red oxide primer. The rate including cost of material, consumables, labours, power charges, conveyance charges, charges for all equipments required conveying the dismantled material to the section stores, cost of petty civil works, trial operations of shutter and warranty for 5 years etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Fabricating, supplying and fixing of 63mm dia Screw Rod made up of Mild Steel duly machined and fully threaded to suit the Head Set Assembly and provided with required holes. Conveying and leading the screw rod to the worksite. Fixing the screw rod to the shutter gusset plate with required bolt and nut in proper alignment to the head set including dismantling the existing damaged screw rod, conveying and stacking at section store. The Screw rod should be painted with two coats of AC black paint over one coat of red oxide primer. The rate including cost of materials, labours, charges for all fabricating and hoisting equipments, conveyance charges for labours and materials and warranty for 5 years etc. complete complying with standard specification and as directed by the Departmental Engineers.

Fabricating, supplying and fixing of 50mm dia Screw Rod made up of Mild Steel duly machined and fully threaded to suit the Head Set Assembly and provided with required holes. Conveying and leading the screw rod to the worksite. Fixing the screw rod to the shutter gusset plate with required bolt and nut in proper alignment to the head set including dismantling the existing damaged screw rod, conveying and stacking at section store. The Screw rod should be painted with two coats of AC black paint over one coat of red oxide primer. The rate including cost of materials, labours, charges for all fabricating and hoisting equipments, conveyance charges for labours and materials and warranty for 5 years etc. complete complying with standard specification and as directed by the Departmental Engineers.

Fabricating, Supplying and fixing of Top Beam made up of 150x75mm (ISMB 150) duly drilled to suit the Head Set Assembly with required bed bolt made out of 25mm Mild Steel Round Rod duly threaded with suitable anchorage arrangements to a height of 0.60m with necessary Fish Plate made out of 12mm Mild Steel plate of size 0.30x0.15m, 2 Nos. with required holes. Conveying and leading the top beam arrangements to the worksite. Fixing the top beam arrangements at the top of the vent to correct position including dismantling the existing eroded top beam, conveying and stacking at the section store. The top beam should be painted with two coats of AC black paint over one coat of Red Oxide primer. The rate including coat of materials, labours, charges for all fabricating and hoisting equipments, cost of petty civil works conveyance charges for labours and materials and warranty for 5 years etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Fabricating, Supplying and fixing of Head Set Assembly medium duty with hexagonal nut (approximate 70 kg) made up of cast iron including moulding, machining and the hexagonal nut threaded to suit the Screw Rod provided with thrust bearings for smooth operation. Conveying and leading the head set assembly to the work site. Fixing the head set assembly to the top beam by using required bolts and nuts in proper alignment including dismantling the existing damaged Head set assembly, conveying and stacking at section store. The Head set assembly supplied with operating key and the both should be painted with two coats of AC black paint over one coat of red oxide primer. The rate including cost of materials, labours, charges for wooden pattern, moulding and charges for all machining equipments, conveyance charges for labours and materials and warranty for 5 years etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Fabricating, Supplying and fixing of Head Set Assembly Light duty with hexagonal nut (approximate 50 kg) made up of cast iron including moulding, machining and the hexagonal nut threaded to suit the Screw Rod provided with thrust bearings for smooth operation. Conveying and leading the head set assembly to the work site. Fixing the head set assembly to the top beam by using required bolts and nuts in proper alignment including dismantling the existing damaged Head set assembly, conveying and stacking at section store. The Head set assembly supplied with operating key and the both should be painted with two coats of AC black paint over one coat of red oxide primer. The rate including cost of materials, labours, charges for wooden pattern, moulding and charges for all machining equipments, conveyance charges for labours and materials and warranty for 5 years etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Fabricating Supplying and fixing of Country wood plug made out of best quality of country wood with slot holes with necessary locking arrangements is made out of 50x8mm M.S Plate with required height and the Country wood plug may be manufactured with stand and size and shape. The rate including all cost such as cost of materials. The rate including all cost such as cost of materioals, labour transportation to site, loading, unloding and fixing the plug with correct alighnment and position and painting the plug with two coats of varnish and iron members are painted with one coats of red oxide primer and with two coats of AC black paint with all taxes and other etc.complete.as directed by the Engineer in charge of works and as per technical specifications

Supplying and packing of gravel on the slope of the bund etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Providing filter zone below the concrete block with coarse sand for bottom layer and broken graded stone for top layers as furnished in the drawing and as directed by the departmental Engineer including collection of coarse sand conveying, stacking the same for pre-measurement and providing a layer of 20cm thick, watering and consolidating, supplying hard broken stone of the following sizes, stacking for pre-measurement,. laying the stones of 10 mm size for 7.5cm thick, 20mm size of 7.5cm thick, 40mm size for 10cm thick and 80mm size for 15cm thick in layer etc., complete as directed by the Engineer in charge of works and as per the technical specifications

Providing construction contraction and lift joints in masonry, concrete including cutting, jointing the PVC Water stopper of 150mm width and placing Mastic pad of 20mm thick (1.04 kg of asphalt & 0.23m2 of Mastic pad required for 1 Rm) at the joints below the water stopper after cutting to the required size including filling the joints with mastic filling as specified in the drawings and specification etc., complete as directed by the Engineer in charge of the work and as per the technical specifications .

Providing construction contraction and lift joints in concrete including placing mastic/Tar pad of 20mm thick (1.04 kg of asphalt and 1.47m2 mastic pad required for 1 Rm.) at vertical joints in side of wall in required size as specified in the drawings and specification etc., complete complying with standard specification and as directed by the Engineer in charge of works and as per the technical specifications

Providing and fixing weep holes of 110 mm dia PVC pipes upto a required length for check dam, abutment and wing wall including cost and conveyance of all materials to work site including cost of labour charges for 90 cm spherical backup arrangements with 100 mm dia size broken granite gharges of the periphery and labour charges for fixing etc., complete to drain the back fill (working pressure 4 kg/cm2) complying complete as directed by the Engineer in charge of the work and as per the technical specifications

Dewatering using 3HP Diesel pump set including Hire charges, Cost of diesel, Engine oil, Pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidential charges etc complete as directed by the Engineer in charge of the work and as per the technical specifications .

Casting of pecast cement block of size 30X30X15cm in plain cement concrete of mix 1:2:4 (one cement, two sand and four Aggregate) using 20mm size hard broken stone jelly and mixing the concrete and laying the concrete in steel mould after oiliing them properly at casting yard and vibrating finishing the top surface smoothly placing slab along with the mould and base plate into the casting yard, removing the mould carefully after intial setting, placing the block in the curing pond after 24hour from the time of casting, removing them from the curing pond afer 7days of curing, stacking them in the stacking yard with in a lead of 100m and curing them from the full period by sprinkling water as directed by the departmental officers. Then conveying the precast cement concrete blocks from the casting yard as specified in the lead statement to the work site including all charges such as for loading at casting yard, coonveying the blocks and unloading to the work site and laying the precast cement concrete locks in the slope ot the canal / River to the correct alignment and section of the canal/ River with joints not exceeding 6mm, packing with cement morter 1:3 (one cement and three sand) and doing simltaneous flush pointing with the same morter to full depth of blocks and finishing neatly and curing for 21 days as directed by the departmental officers excluding the sleeper and the charge for laying the binding if any involved in the work complying with standard specification. Water proofing compount used in cement mortar as per the specification.

Formation of binder wall of Size 30cm width and 45cm depth using PCC slabs of size 30X30X15cm as per Standard specification CC Blocks (Including casting, conveyance and laying) etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Supplying and laying of interlocking paver block stone 85mm thick over the base layer of sand filling including cost of material , laying and labour charges etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Supplying and fixing cut stone roughly dressed to size all faces and set in cement mortar 1:3 (One cement and three M. Sand) including all incidental charges such as finishing and curing etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Refilling with excavated earth (other than sand) available at site with all leads and lifts for filling the cut open wherever necessary compacting and consolidation by power roller etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Removal of sludge, slush, silt, debris, plastic waste, water weeds, using appropriate special machineries like dredger along the cutter section having maximum capacity of 300cum solids per hour which can dredge to a maximum of 8.00m depth and dispose the dredged material to a maximum of 4Km on either one of the outer slope of river banks whichever is convenient as per the prevailing site conditions for easy conveyance and jungle clearance by pumping operation along with suitable pipeline and other required accessories with other mechanical devices for the entire stretch to reach the bank. the rates including cost of transportation, Mobilization and demobilization of machinery, hirecharges, cost of fuel, labour charges for surveying and operation of dredger, crew and other related works etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Earth work excavation deploying earth moving machinery for desilting channel having a width of 3 m to 10m and forming bund on either sides and depositing the earth on banks including jungle clearance etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Earth work excavation deploying earth moving machinery for desilting channel having a width more than 10m and forming bund on either sides and depositing the earth on banks including jungle clearance etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Supplying and fixing 90 degree "V" notch made up of Mild Steel plate of size 60 x 100cm, 5.0mm thick for carrying capacity upto 4 cusec confirming to the specification communicated by the Chief Engineer, WRO,PWD, DR&CS, Chennai in Circular No. 3/CE(DR&CS) /SE(D)/AEE VII/2009/ Dated, 27-10-2009. The plate shall be plane, rigid and perpendicular to the walls and flow of the approach channel. The upstream face shall be smooth. The vertical bisector of the notch shall be equi- distance from the two walls of the channel. The crest of the notch shall be horizontal, plate which shall from a sharp edge at its intersection with the upstream face of plate. The width of the crest, measured perpendicular to the face of the plate .The width of the crest, measured perpendicular to the face of the plate between 1mm and 2mm, filed to a angle of 45 degree with horizontal (as per the sketch enclosed with above mentioned circular) The side surface shall be vertical, plane surfaces which shall make sharp edge at this intersection with the upstream face of the weir plate. Fixing and installation of the “V” notch has to be done in conformity to the guidelines furnished in the above circular of Chief Engineer, WRO,PWD, DR&CS, Chennai and as directed by the departmental officers. Fixing “V” notch and other arrangement shall be carried out as per the drawing enclosed. The rate including cost and conveyance of all materials etc, complying with standard specification.

GST at 18%