Construction of Check dam across Shanmuganadhi river in Konalai Village in Manachanallur Taluk of Tiruchirappalli District

Amount

Clearing Scrub jungle and destroying them effectively etc.., complete complying with standard specification and as directed by the departmental officers.

Earth work in all soils except hard rock requiring blasting and conveying for formation of bund with lead of 0 to 100 metre deploying earth moving machineries and tippers including benching, formation of bunds, breaking clods, sectioning etc..,complete complying with standard specification and as directed by the departmental officers. (Upto 300 meter lead)

Clearing the Julifloora with uprooting destroying them effectively as directed by the departmental officers etc., complete complying with standard specification and as directed by the departmental officers.

ORDINARY SOIL SS20B Earth work excavating and depositing on bank with initial lead of 10m & initial lift of 2m in Sand, silt or other loose soil, wet sand or silt not under water, light black cotton soil, sandy loam and ordinary soil including excavated earth SS.20.B complete complying with standard specification and as directed by the departmental officers. (Open Excavation)

Earth work excavation for foundation in all kind of soils and sub soils to full depth except hard rock, medium rock, requiring blasting inclusive of shoring, strutting and bailing out water wherever necessary, refilling the sides of foundation with excavated earth in layers of not more than 15 cm thick well rammed and compacted and depositing the surplus excavated earth in places shown by the departmental officers etc., complete (Open Excavation)

Earthwork excavation for foundation in all soils and sub soils except in hard rock requiring blasting inclusive of strutting, shoring and bailing out water wherever necessary and refilling the sides of foundation with excavated earth and depositing the surplus earth within the places shown by the Departmental officers with an initial lead of 10m and initial lift of 2m and clearing and levelling the site etc., complete complying with standard specification and as directed by the Departmental Officers (Narrow excavation) (SDR Not requiring blasting)

Earthwork excavation for foundation in all kind of soils and sub soils to full depth except hardrock,medium rock,requiring blasting inclusive of shoring,strutting and bailing out water wherever necessary,refilling the sides of foundation with excavated earth in layers of not more than 15cm thick well rammed and compacted and depositing the surplus excavated earth in places shown by the departmental officers with initial lead of 10 meters and initial lift of 2 meters clearing and levelling the site complete complying with standard specifications and as directed by the Departmental Engineers. (Narrow excavation)

Supplying and filling with M- sand of each layer not more than 20 cm thick including consolidation etc.., complete complying with standard specification and as directed by the departmental officers.

Supplying and Filling in foundation with Sand Gravel Mix in the ratio of 30:70 in layers of not more than 15cm thick, well rammed, watered and consolidated etc., as directed by the departmental officers complete complying with standard specification and as directed by the departmental officers.

Providing and placing Plain cement concrete M10 grade using crushed broken hard granite course aggregate (well Graded) of Nominal maximum size of 40mm to Ls specified grading (to achieve the specified characteristicik strength of 10N /mm2 in 28 days) and mixing the ingredients in approved mixer including dewatering of the placement site by baling (pumping and dewatering wherever necess eng placing in layers and vibrating water curing finishing hte surface with all leades and lifts etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Providing and placing Plain Cement concrete M15 grade using crusher broken ard granite course ageregate (well graded) of nominal maximum size of 40% of 20mm and 60% of 40 mm down graded to IS specified grading (to achieve the specified characteristic strength of 15N/mm2 in 28 days) and mixing the ingredients in approved mixer placing in layers and vibrating , water curing, finishing the surface with all leads and lifts etc, complete in all respects so as to attain the profile and strength specified in the approved drawing and specifications etc., complete complying with standard specifications and as directed by the Departmental Officers

Below Ground Level upto 1.50 m

Above Ground Level upto 4.50 m

Providing and placing in position Plain cement concrete M15 grade (Design Mix) using hard blue granite broken stone jelly of 20mm and down graded size with M-sand mixing with mixer machine including the cost of baling wherever necessary laying the concrete and compacting, consolidation finishing, watering curing etc.., complete complying with standard specification and as directed by the departmental officers.

Below Ground Level Upto 1.50 m

Below Ground Level 1.50 m to upto 4.50 m

Providing and laying in position, standardised concrete Mix M-20 Grade by insitu machine mix concrete adopting weighing batch method 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 crushed stone sand, but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrators, finishing, curing, 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).Below GL upto 1.50 m depth

Supplying and erection of steel centering for sides and soffits with strutting up to 3m height for plain surface with all cross bracings using Mild Steel sheets of size 90cm. X 60cm. thickness of and B.G.10 stiffened with welded Mild Steel angles of size 25 X 25 X 3mm for boarding, laid over country wood joists of size 10cmX 6.5cm spaced at 90cm. Centre to centre and supported by casuarina props of 10 to 13cm dia (spaced at 75cm) Centre to centre etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Below Ground Level

Above Ground Level

Providing and laying in position, Standardised Concrete Mix M-25 Grade by insitu machine mix concrete adopting weighing batch method in accordance with IS:456- 2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cement content of 350 kglm3 and maximum water cement ratio of 0.50, including admixture (plasticiser / superplasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without impairing 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 jelly and with about (4.79 cu.m’) 7670 kg. of crushed stone sand, but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrators, finishing, curing, 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).

Manufacturing, supplying and fixing of cement concrete blocks of size 1.50x1.50x0.9 m in M15 using 40mm and 20mm hard broken granite stone jelly including cost of moulding charges, casting of slabs, finishing, curing and fixing in position and transportation etc., complete complying with standard specification and as directed by the Departmental Officers.

Supplying and filling in position of 40cm thick metal using 20mm,40mm and 63 mm Hard Blue Granite jelley for longitudinal and transverse filter as directed by the departmental officers complete complying with standard specification.

Supplying and Filling of Gravel inbetween the gap of CC Block with 75mm thick,etc..complying with standard specification and directed by the departmental engineers in charge of the work.

Supplying fabricating and placing in position of Mild Steel (MS) or Ribbed Tor Steel (RTS) of grills for all R C C works including cost of steel, binding wire and labour charges for decoiling cutting, bending and tying the grills etc. complete complying with standard specifications and as directed by the Departmental Engineers.

Providing jeddy stone revetment for launching apron using new stones of size more than 300 mm thick and the weight of stone not less than 40 Kg for jeddy stone revetment etc., complete as per standard specification and as directed by the departmental officers.

Dewatering using 5HP diesal Engine pumped inlcuding hire charges cost of diesal Engine oil, pump operator, labour charges conveyance of pumpset and fuel to site and back loading and unloading anyother inciditial charges etc.., complete complying with standard specification and as directed by the departmental officers.

Supplying and Fixing of PVC Water bar 150mm with single bulp including cost of required accessories as directed by the departmental officers etc.., complete complying with standard specification and as directed by the departmental officers.

Supplying and fixing in position of seepage pipes of 75 mm dia PVC pipe with standing working pressure of 6 Kg/cm2 required lengths with required filter media (excluding the cost of filter media) for abutment and wings including cost and conveyance of all materials to work site and labour charges for fixing etc.,complete complying with standard specification as directed by the departmental officers.

Supplying and filling graded filter provided in two or more layers (ie., 50, 40, 20 and 12mm size metal provided in two or more layers and for weep hole filter media in Abutment,wings and Return wall etc., complete complying with standard specification as directed by the departmental officers. - For weep holes

Casting of precast cement concrete slabs of size 30 x 30 x 15 Cm 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 moulds after oiling them properly at casting yard and vibrating finishing the top surface smoothly placing the slab along with the mould and base plate in the casting year, removing the mould carefully after initial setting, placing, the slab in the curing bond after 24 hours from the time of casting, removing, them from the curing, pond after 7 days 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 slabs from the casting yard as specified in the leads statement to the work site including all charges such as for loading at casting yard, conveying the slabs and unloading to the work site and laying the precast cc slabs in the slope of the canal / river to the correct alignment and section of the canal / river with joints not exceeding 6mm, packing with Cement mortar 1:3 (One cement and Three sand) and doing simultaneous flush pointing with the same mortar to full depth of slabs and finishing neatly and curing for 21 days as directed the Departmental Officers excluding the sleeper and the charges for laying the binders if any involved in the work complying with standard specification. Water proofing compound used in Cement Mortar etc. complete complying with Standard Specifications and as directed by the Departmental Engineers.

Formation of binder wall of Size 30cm with and 45cm depth using PCC slabs of size 30x30x15cm as per Standard specification CC Blocks (Including casting, conveyance and laying) for 1Rm etc., complete complying with standard specifications and as directed by the Departmental Engineers.

Supplying and packing of gravel on the slope of the bund etc., complete complying with standard specifications and as directed by the Departmental Engineers.

Supplying Demarcation RCC Pre cast Post in Cement Cocrete of Grade M15 with well graded aggregates and the nominal maximum size of course aggregate of size 20 mm of size 0.20 x 0.20 x 1.45 M and fixing the Post 40 Cm depth below Ground level, the Post includes using 4 Nos of 10mm RTS Main rod to a length of 1.325 M, using 8 mm MS 10 Nos as Strips with Steel Centring and Painting the Post with Enamel Paint to a Height of 0.80 m around the post etc., complete and Conveying the post to the Site of Demarcation Boundary such as Tank Bund and foreshore including earthwork excavation for Foundation in HSC having the base Plain cement Concrete of 10 Cm of cement concrete 1:4:8 using Hard blue granite broken stone of graded metal of 40 mm and the Post embeded using Cement Concrete of Grade Plain Cement Concrete 1:3:6 with well graded aggregates and the Nominal maximum size of course aggregate of 20 mm etc., complete as directed by the Engineer in charge of works and as per the Technical Specfications

Earth work excavation deploying earth moving machineries for desilting channel having a width of more than 10m and forming bund on either side and depositing the earth on banks including jungle clearance etc.., complete complying with standard specification and as directed by the departmental officers.

Fabricating, Supplying and erection of Screw gearing steel shutters of size above 1.00 m and upto 2.00m width consist of skin plate made out of 8mm thick mild steel plate and horizontally stiffened with 100x50mm mild steel channel at an interval not more than 0.50m and vertical stiffeners made out of same section at an interval not more than 0.60m and provided with 8mm thick 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 equipment. Erecting the new shutter and the shuttering arrangements in the vent in proper position by using necessary hoisting equipment. The shutter shall be painted with two coats of Anticorrosive black paint over one coat of Red Oxide Primer. The rate including cost of materials consumables, labours power charges, conveyance charges for all equipment required conveying the dismantled materials to the section stores, cost of petty civil works, trial operation of shutter and warranty for 5 years etc.complete complying with standard specifications and as directed by the departmental officers

Fabricating, Supplying and fixing of Top Beam made up of 200x100mm (ISMB 200) 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 16mm mild steel plate of size 0.20x 0.30m 2 Nos with required holes. Conveying and leading the top beam arrangements to the work site. Fixing the top beam arrangements at the top of the vent in correct position including dismantling the existing eroded top beam, conveying and stacking and the section stores. The top beam 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, 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 officers

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 specifications and as directed by the departmental officers

Fabricating, supplying and fixing of Shutter Groove Angle made up of 100x100x10mm Mild Steel angle for required height including welding hold fast of size 40x40x6mm Mild steel angle 3 Nos on both sides and conveying and leading the groove angle to the vents. Fixing the angle to the grooves in proper alignment including dismantling the existing damaged groove angles, conveying and stacking at section store. The groove angle should be painted with two coats of AC black paint over one coat of red oxide primer. The rate including cost of materials, consumables, labours, charges for all fabricating and hoisting equipments, conveyance, petty civil works and warranty for 5 years etc.complete complying with standard specifications and as directed by the departmental officers

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 rust fre bolts and nuts in proper alignment including dismantling the existing damaged Head set assembly, conveying and stacking at sectio 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 labours and materials and warranty for 5 years etc.complete complying with standard specifications and as directed by the departmental officers

GST at 18%

K PADMANABHAN (BID ID -1459001)

D PUSHPARAJ (BID ID -1459036)