Construction of Check Dam across Pennagar Maduvu near Dhonimedu Village in Kalavai Taluk of Ranipet District.

Amount

Clearing the Scrub Jungle etc complete complying with standard Specifications and as directed by departmental officer

Earth work in all soils except Medium rock / hard rock requiring blasting by deploying earth moving machineries and tippers excluding benching, formation of bunds, breaking clods, sectioning, and conveying the excavated earth to the low lying area or dumping yard as directed by the department officers etc., complete complying with standard specifications and as directed by the departmental officers

Earth Work Excavation for foundation in all soils and sub soils and to full depth as may be directed by the Departmental Officers except hard rock requiring blasting including shoring, strutting and baling out water wherever necessary and refilling the sides of foundation with excavated soil in layers not exceeding 15 cm thick, well rammed and consolidated and depositing including all initial leads and initial lifts, etc., complete complying with standard specifications and as directed by the departmental officers (Narrow Excavation)

Earth work in all soils except Medium rock / hard rock requiring blasting and conveying for formation of bund with an extra lead of every 100 m or part thereof deploying earth moving machineries and tippers including benching, formation of bunds, breaking clods, sectioning, etc complete complying with standard specifications and as directed by the departmental officers

Providing and placing in position of plain cement concrete M 10 grade using M.sand and graded hard blue granite broken stone jelly of 40 mm size mixing with mixer machine including the cost of bailing/pumping wherever necessary laying the concrete in layers of not exceeding 15 cm thick, compacting, finishing, watering, curing etc. complete complying with standard specifications and as directed by the departmental officers.

for work upto 1.50m depth below ground level and upto 1.00 m height above ground level

for works above 1.5 m to 4.50 m below ground level

Supplying and erecting centering for vertical RCC concrete walls of supply channel, retaining wall etc for following height with necessary supports, all cross bracing with mild steel size of 90 cm x 60 cm and gauge BG 10 stiffened with welded mild steel sheet angles of size 25 mm x 25 mm x 3 mm for bearing laid silver Oak / Country wood joist of size 7.50 cm x 5.0 cm spaced @ about 90 cm C / C and supported by Casurina props of 10 cm to 13 cm spaced @ 75 cm C / C, etc., complete complying with standard specifications and as directed by the departmental officers

upto 0.90m height

upto 1.80m height

upto 2.70/3.00 m height

3.00 to 4.00 m Height

4.00 to 5.00 m Height

Supplying and erecting centring for sides and soffits and strutting upto 3.0 m height for plane surfaces such as RCC slab rectangular beam or L beam lintels and bed blocks, stairs and covering slabs landing beam canopy etc, with all cross bracing with mild steel size of 90 cm x 60 cm and gauge BG 10 stiffened with welded mild steel sheet angles of size 25 mm x 25 mm x 3 mm for bearing laid silver Oak / Country wood joist of size 10 cm x 6.5 cm spaced @ about 90 cm C / C and supported by Casurina props of 10 cm to 13 cm spaced @ 75 cm C / C, etc., complete complying with standard specifications and as directed by the departmental officers - Horizontal Centering upto 3m height.

Providing and placing in position of plain cement concrete M15 using M.sand and hard blue granite broken stone jelly of size 20 mm mixing with mixer machine including the cost of bailing/pumping wherever necessary laying the concrete in layers of not exceeding 15 cm thick, compacting, consolidation by using vibrators, finishing, watering, curing etc. complete complying with standard specifications and as directed by the departmental officers

for work upto 1.50m depth below ground level and upto 1.00 m height above ground level

for works above 1.5 m to 4.50 m below ground level

Providing and placing in position of plain cement concrete M 15 grade using M.sand and graded hard blue granite broken stone jelly of 60% of 40 mm size and 40% of 20 mm size mixing with mixer machine and the cost of bailing/pumping wherever necessary laying the concrete in layers of not exceeding 15 cm thick, compacting, consolidation by using vibrators, finishing, watering, curing etc. complete complying with standard specifications and as directed by the departmental officers

for work upto 1.50m depth below ground level and upto 1.00 m height above ground level

for works above 1.5 m to 4.50 m below ground level

for works above 1 m to 4.5 m height above ground level

for works above 4.5 m to 9.0 m height above ground level

Providing and placing in position of Reinforced Cement Concrete M 20 using M.sand and hard blue granite broken stone jelly of 20 mm size mixing with mixer machine including the cost of bailing/pumping wherever necessary laying the concrete in layers of not exceeding 15 cm thick excluding form works, centring, shuttering and steel fabrications compacting, consolidation by using vibrators, finishing, watering, curing, etc complete complying with standard specifications and as directed by the departmental officers

for work upto 1.50m depth below ground level and upto 1.00 m height above ground level

for works above 1 m to 4.5 m height above ground level

Supplying and laying of Ready Mix for RCC M25 grade of concrete having charaterstic strength not less than specified in the IS 456 - 2000 using Ordinary portland cement with minimum cement content of 300 Kg / cum confirming to IS 8112. Coarse aggregates having a specific gravity of 2.60 using 20 mm down graded hard blue granite broken stone jelly and fine aggregate without fly ash as per IS 383 - 1970 ( 2007 ) with suitable water cement ratio not less than 0.45 and not exceeding 0.50 of water quality confirming to IS 456 - 2000 including use of plasticizer of approved make & dosage of required grade at all locations and levels with specified high workability as per IS 1199 - 1959 ( 2004 ). The initial & final setting time confirming IS 12269 - 1987 ( 2004 ) with maximum temperature of concrete at the time of placing should not exceed 32 0 C. The admixtures affecting the quality and strength of the concrete should not be used and should confirm IS 9103 - 1979 [ usual admixture - Air entraining & water reducing ]. Including the cost of hire charges for pump and pumping charges to the required locations & levels as specified by the Engineer - in - charge,. laying, compacting, consolidation by using vibrators, finishing, watering, curing, testing charges as per IS 456 - 2000, 4031 - ( Part 3 & 6 ) / 1988 ( 2005 ) & ( Part 2 ) / 1999 ( 2004 ) and 516 / 1959 ( 2004 ), 4926 - 1976 ( 1990 ), mix design details to be got approved before commencement of the work adopting pour card system and other OK cards. Excluding the cost of form works, centering, shuttering and cost of reinforcement grills placed in position etc, complete complying with standard specifications and as directed by the departmental officers.

Supplying, fabricating and placing in position of Mild Steel or Ribbed Tor Steel for all RCC works as per design & drawing given including cost of steel, binding wire and labour charges for cutting, bending, laying in position and tying with binding wire, etc. complete complying with standard specifications and as directed by the departmental officers

Supplying and filling with clean river sand in layers of not more than 15 cm thick (Excluding Cost of Sand) well watered, rammed and consolidated etc., complete complying with standard specifications and as directed by the departmental officers

Supplying and laying with graded hard blue granite broken stone jelly of varying of size from 80 mm, 63 mm, 50 mm, 40 mm, 25 mm, 20 mm, 12 mm and 10 mm in equal proportions for formation of filter drains and filter bed as shown in drawing etc complete complying with standard specifications and as directed by the departmental officers

Supplying and placing in position of plain cement concrete blocks of size 1.50x1.50x0.90m of M 15 grade concrete using hard blue granite broken stone jelly of size 20 mm mixing with mixer machine and laying in rows including dewatering wherever necessary, compacting, consolidation by using vibrators, finishing, watering, curing including the cost of erecting and centering including necessary support for plain surfaceses for concrete block of size 1.50 m X 1.50 m X 0.90 m using MS sheets of size 1.50 m X 0.90 m of 10 gauge stiffened with MS angle of size ISS 25 mm X 25 mm X 3 mm supported by MS flats of size 25 mm X 3 mm, conveyance to site with all labour charges etc. complete complying with standard specifications and as directed by the departmental officers

Gravel packing in gaps between cement concrete blocks including cost of gravel and filling charges to full depth and stacking for premeasurements etc complete complying with standard specifications and as directed by the departmental officers

Gravel backing for apron / revetment / retaining wall in layers not exceeding 15 Cm thick including stacking for premeasurement, watering, consolidation and trimming the top surface so as to receive the rough stones, etc complete complying with standard specifications and as directed by the departmental officers

Manufacturing and fixing the Cement concrete block of size 300 mm X 300 mm X 250 mm of mix M 15 grade using machine broken hard blue granite broken stone jelly of 20 mm size including the cost and conveyance of all materials to work site, labour charges for fixing the same in position and including all other incidental charges, handling charges etc complete complying with standard specifications and as directed by the departmental officers

Providing the Launching Apron using new Jeddy Stone of Size not less than 300mm Thick and weight not less than 40kg including the cost of new wedges for filling the gaps, finishing etc., complete complying with standard specifications and as directed by Departmental Officers.

De-watering of using diesel pump set having capacity 7.50 HP including cost of hire charges, diesel, labour etc complete complying with standard specifications and as directed by the departmental oficers

Supplying and fixing 300mm wide PVC EXPANSION JOINT in the 20mm expansion gap provided in between decks over piers and in between deck and dirt wall over abutment as shown in the drawing including cost and conveyance of expansion joints including shalimar pad and joint sealant etc., complete

Supplying and fixing PVC water stopper heavy duty of 300 mm width as per IS 15058 / 2001, including cost of all materials, labour charges, etc complete complying with standard specifications and as directed by the departmental officers

Providing and fixing Seepage pipes of 4kg 110 mm PVC pipes of required lengths for abutments and wings including cost and conveyance of all materials to worksite, cost and labour for 900 mm dia semi-spherical backfill arrangements with 100 mm size broken granite chips at the periphery and labour charges for fixing etc., complete to drain the backfill etc., Complete complying with standrad specifications and as directed by the departmental officers.

Regrading the river bed including jungle clearance by deploying the heavy machinery like dozer D80 A12 on use hour basis including cost of hire charges, fuel, crew, labour charges etc., complete complying with standard specification and as directed by the Departmental Officers.(The use hour will be calculated according to Log book mainenance of machineries according to the rules in force and as directed by the departmental officers)

Earth work in all soil except hard rock requiring blasting and conveying for formation of bund with an extra lead of every 0 to 100m of part thereof deploying earth moving machinery and tippers including consolidation by power roller benching, formation of bunds, breaking clods and sectioning etc., completed as directed by the departmantal officers. (Lead 5 KMMR)

Earth work open well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with lead upto 10 metre in sand, silt or other loose soil, Wet sand or silt not under water, light black cotton soil, sandy loam and ordinary soil - First depth of 0.00 to 2metre

Earth work open well excavation complying with relevant clauses of T.N.D.S.S. Well sinking and with lead upto 10 metre in sand, silt or other loose soil, Wet sand or silt not under water, light black cotton soil, sandy loam and ordinary soil - First depth of 2metre to 4metre

Supplying and erecting centring for vertical plain / RCC concrete walls of supply channel, retaining wall etc for following height height with necessary supports, all cross bracing with mild steel size of 90 cm x 60 cm and gauge BG 10 stiffened with welded mild steel sheet angles of size 25 mm x 25 mm x 3 mm for bearing laid silver Oak / Country wood joist of size 7.50 cm x 5.0 cm spaced @ about 90 cm C / C and supported by Casurina props of 10 cm to 13 cm spaced @ 75 cm C / C, etc., complete complying with standard specifications and as directed by the departmental officers. - For Curved Surface.

Supplying and laying Porous Concrete plugs of 1:4 mix ( one cement and four jelly ) using hard blue granite broken stone jelly of size 20 mm for 10 cm dia, 30 cm long including mixing, laying, finishing, curing, etc., complete complying with standard specifications and as directed by the departmental officer. (No fine Concrete)

Supplying and fixing in position of Pre-cast slab of size 1.0 x 0.45 x 0.15 m thick in Plain Cement Concrete of M20 grade using hard blue granite stone jelly of size 20 mm including cost of steel and fabrication (3 Nos 0.90 length and 5 Nos 0.40 m length), cost of Silver Oak wood mould charges, finishing, curing, etc complete complying with standard specifications and as directed by the departmental officers

Drilling of 150 mm Vertical bore wells in hard rock areas to the required depth as directed by the departmental officers including labour charges for inserting casing pipes assembly in the drilled holes, if necessary grouting the casing pipe etc., including transportation charges for the rigs and supporting vehicles from one place to another place (the casing pipe has to be supplied by the contractor at the rates noted in a separate item) Rate as per TWAD BOARD SOR 2022 - 23 Complete complying with standrad specifications and as directed by the departmental officers.

Supplying and errection of PVC slotted pipe of size 140 mm dia, 6kg best approved quality with ISI mark with necessary PVC coupling, complete complying with standard specification and as directed by the departmental officers

Supplying and fixing suitable end cap of 140mm dia PVC pipes etc., complete complying with standard specification and as directed by the departmental officers

Supplying and fixing of suitable 75mm 6kg /cm2 PVC pipes etc.,complete complying with standard specification and as directed by the departmental officers

Supplying and filling of HBG jelly for filter media using 40 mm size graded metal for formation of filter drains , filter bed and fiter media as shown in drawing etc, omplying with standard specification and directed by the departmental engineers in charge of the work.

GST 18 % in Figures

S.BASKARAN (BID ID -1438919)

M VENKATESHBABU (BID ID -1438375)