Construction of Balance work Dam and Appurtenant works Diversion road for Dam, Bridge at ch 285 m of Tail channel and Approach road to Dam

SUB ESTIMATE NO - 1 – Dam Proper

Item No.1- Cleaning grass and removal of rubbish upto a distance of 50 meters outside the periphery of the area as directed.

Item No.2 - Excavation in Soft Starata including boulders upto 0.6 m diameter (0.113 cum) for canal, seating of embankment, filter drains/catch water drains etc. and placing the excavated stuff neatly in dump area or for formation of service road/ embankment as directed including cost of all materials, machinary, labour, dressing bed and sides to required level and profile etc. complete with lead upto 1 km and all lifts as directed.

Item No. 3 - Excavation in hard rock of all toughness by ordinary blasting methods including boulders above 0.6 m dia. (0.113Cum) minimising damage to side slopes of excavation in water prism area by adopting any one or combination of line drilling/ pre-splitting /smooth blasting techniques and placing the excavated rock neatly in approved dump area including cost of all materials, machinery, labour, levelling bed etc., complete with lead upto 1 km and all lifts as directed.

Item No. 4- Providing and constructing 150 mm thick Quarry Spalls of approved trap stone quality of specified thickness from approved source including cost of all materials, labour, machinary etc.complete with lead upto 1 km and all lifts as directed.

Item No. 5 - Constructing 300 mm thick dry rubble stone pitching with pin headers at 2 per sqm using stones and stone chips from approved source including cost of all labour, machinary, hand packing/ wedging stone chips, finishing etc., complete with lead upto 1km and all lifts as directed.

Item No. 6 - Providing and constructing dry rubble rock-toe with filter below and behind the rock toe using sand, graded gravel, quarry spaul, rubble and stone chips from approved source including cost of all materials, machinery, labour, hand packing rubble and stone chips, finishing top and sides to required slopes etc. complete with lead upto 1 km and all lifts as directed.

Item No. 7 - Dewatering by pumping out water collected with Diesel or Electrical pumps including cost of all materials, machinery, labour, providing sump and all other ancillary operations whenever necessary etc.complete under specific and indispensable circumstances with prior approval from competent authority with authentic evidence of records justifying dewatering etc. complete as directed .

Royalty

1. For Pitching - Rubble

2. For Rock Toe - Rubble

Insurance

SUB ESTIMATE NO – 2 – WW and Tail Channel

Item No. 1 - Excavation in Soft Starata including boulders upto 0.6 m diameter (0.113 cum) for canal, seating of embankment, filter drains/catch water drains etc. and placing the excavated stuff neatly in dump area or for formation of service road/ embankment as directed including cost of all materials, machinary, labour, dressing bed and sides to required level and profile etc. complete with lead upto 1 km and all lifts as directed.

Item No. 2 - Excavation in hard rock of all toughness by ordinary blasting methods including boulders above 0.6 m dia. (0.113Cum) minimising damage to side slopes of excavation in water prism area by adopting any one or combination of line drilling/ pre-splitting /smooth blasting techniques and placing the excavated rock neatly in approved dump area including cost of all materials, machinery, labour, levelling bed etc., complete with lead upto 1 km and all lifts as directed.

Item No. 3 - Excavation in hard rock of all toughness by breaker including boulders above 0.6 m dia.(0.113Cum) minimising damage to side slopes of excavation and placing the excavated rock neatly in approved dump area including cost of all materials, machinery, labour, levelling bed etc.,complete with lead upto 1 km and all lifts as directed .

Item No. 4 - Providing and laying rubble soling below foundation in layers including filling with rubble chips, murum etc.complete as directed.

Item No. 5 - Providing and laying in situ cement concrete of grade M-15 of trap / granite / gneiss / quartzite / graded metal for foundation and bedding with Batching Plant and Transit Mixer including placing, compacting, curing etc. complete with all lifts as directed.

Item No. 6 - Providing and fixing in positionTMT-FE-500 bar reinforcement of various diameters for R.C.C. pile caps, footings, foundations, slabs, beams columns, canopies, staircase, newels, chajjas, lintels pardis, copings, fins, arches etc. as per detailed designs, drawings and schedules. including cutting, bending, hooking the bars, binding with wires or tack welding and supporting as required complete as directed.

Item No. 7 - Dewatering by pumping out water collected with Diesel or Electrical pumps including cost of all materials, machinery, labour, providing sump and all other ancillary operations whenever necessary etc.complete under specific and indispensable circumstances with prior approval from competent authority with authentic evidence of records justifying dewatering etc. complete as directed .

Royalty

1.For soiling - Rubble

Insurance

Sub Estimate - 3 Diversion Road

Item No.1:- Clearing and grubbing road land including uprooting rank vegetation, grass, bushes, shrubs, saplings and trees girth up to 300 mm, removal of stumps of trees cut earlier and disposal of unserviceable materials and stacking of serviceable material to be used or auctioned up to a lead of 1000 metres including removal and disposal of top organic soil not exceeding 150 mm in thickness.

Item No.2:- Excavation for roadway in earth, soil of all sorts, sand, gravel or soft murum including dressing section to the required grade, camber and side slopes and conveying the excavated materials with all lifts upto a lead of 50m. and spreading for embankment or stacking as directed.

Item No.03-Excavation for roadway in hard rock by controlled blasting including dressing section to the required grade, camber and side slopes and conveying the excavated materials with all lifts upto a lead of 50 m. and spreading for embankment or stocking as directed. (Inculding 50% Utilisation of useable Excavated material)

Item no 4:- Providing and laying in situ / ready mix cement concrete of M-10 proportion with trap/ granite/ quartzite/ gneiss metal in foundation including necessary form work, compacting and curing etc. complete. (with reversible drum type mixer with SCADA with fine agreegates of required specifications (Natural sand / VSI sand finely washed etc )

Item No. 05 :- Providing and fixing in position TMT - FE - 500 bar reinforcement of various diameters for R.C.C. pile caps, footings, foundations, slabs, beams columns, canopies, staircase, newels, chajjas, lintels pardis, copings, fins, arches etc. as per detailed designs, drawings and schedules. including cutting, bending, hooking the bars, binding with wires or tack welding and supporting as required complete

Item no 6:-Providing and laying in situ / ready mix M-20 cement concrete of trap/granite /quartzite /gneiss metal for approach slab / Rigid pavement including compacting, finishing, curing etc. complete. (excluding reinforcement) (with reversible drum type mixer/ concrete batch mix plant (pan mixer) with SCADA with fine agreegates of required specifications (Natural sand / VSI sand finely washed etc ), cement 6.40 bags/cumt)

Item No.7:-Providing earthwork in embankment with approved materials obtained from departmental land upto lead of 50m. including all lifts, laying in layers of 20 cm. to 30cm. thickness breaking clods, dressing to the required lines, curves, grades & section, watering and compaction with vibratory roller to achieve not less than97% of standard proctor density etc. complete ( Material obtained from departmental Land)

Item No.8:- Providing earth work in embankment with approved materials obtained from other sources upto lead of 50m. including all lifts, laying in layers of 20cm. to 30cm. thickness breaking clods, dressing to the required lines, curves, grades & section, watering and compaction with vibratory roller with V-Sat attachment to achieve not less than 97 % of standard proctor density etc. complete ( Material obtained from Other sources)

Item No.9:- Providing soling using 80 mm size trap metal in 15 cm. layer including filling voids with Crushed sand/grit, ramming, watering etc. complete

Item No.10:- Supplying hard murum/ kankar at the road site, including conveying and stacking complete

Item No.11:- Spreading hard murum/ soft murrum/ gravel or kankar for side width complete

Item No.12:- Compacting the hard murum side widths including laying in layers on each side with vibratory roller including artificial watering etc. complete.

Item No.13:- Picking the road surface including sectioning etc. complete (WBM surface.)

Item No.14 :- Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting with Vibratory roller. to the required density. By Mechanical Means - Grading I (Using Screening Type A (13.2) mm Aggregate)

Item No.15:- Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting with vibratory roller to the required density. By Mechanical Means - Grading II (Using Screening Type B (11.2 mm) Aggregate)

Item No.16:-Providing and laying cement concrete pipe of IS 458:2003 NP-3 class of 900mm diameter in proper line, level and slope etc. complete.

Item No.17:- Brooming the W.B.M surface by wire Brushes, coir brushers, dusting, cleaning etc. for receving the bituminous treatment complete. Brooming the Water Bound Macadam.

Item No.18:-Providing and applying tack coat on the prepared surface heating by flames in Boiler and spraying bitumen with sprayer on Granular surface treated with primer @ 2.75 kg/10 sqm(VG-30 bulk bitumen rates are considered to arrive at rates)

Item No.19:-Providing and constructing 75 mm. thick Modified Penetration Macadam (MPM) road surface including all materials, preparing the existing road surface, spreading 40 mm. stone metal layers 30% crusher broken metal + 70% Hand broken (by breaking rubble obtained by blasting) heating and spraying the bitumen of specified grade @ 2 Kg/sqm, spreading 12 mm.size chips compacting with three wheel static roller having weight 8 to 10 MT. to achive the desired degree of compaction as per Technical Specification Clause 506 etc. complete. Including picking of existing WBM surface. (VG-30 bulk bitumen rates are considered to arrive at rates)

Item No.20:- Open Graded Premix Surfacing- Providing and Laying OGC 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates premixed with bituminous binder transported to site with VTS , laid over a previously prepared surface, finished to the required grade, level, alignment, and rolling to achieve the desired compaction but excluding prime / tack and Seal coat. For Bitumen of specified grade--USING drum mix type hot mix plant with SCADA, Paver and Vibratory roller ( Over MPM Surface) (VG-30 bulk bitumen rates are considered to arrive at rates)

Item No.21:- Providing bituminous Type A liquid seal coat on bituminous surface including supplying all materials and bitumen of specified grade preparing existing road surface, heating and applying bitumen @ 0.98 KilogramSquare Metre. by mechanical means, spreading chips and rolling, by static roller having weight 8 to 10 MT. etc. complete. (VG-30 bulk bitumen rates are considered to arrive at rates)

Material Testing charges

Bitumen

A) Penetration, Softening Point, Flash & Fire Point, Specific Gravity

B) Extraction Test

Crushed Metal

A) (WA, Sp Grav, Impact, Crush Value,)

B) Sieve Analysis

C) Abrasion

D) Flakiness & elongation

Hand Broken Metal

A) (WA, Sp Grav, Impact, Crush Value,)

B) Seive Analysis

Royalty

For earthwork in embankment - Murum

For soling using 80 mm size trap metal - Rubble

For Supplying hard murum/ kankar - Murum

Insurance

Sub Estimate - 4 Construction of Bridge

Item No.01-Clearing grass and removal of rubbish up to a distance of 50 metres outside the periphery of the area .

Item No.02-Excavation for foundation in earth, soils of all types, sand, gravel, soft murum including shoring and strutting, dewatering as necessary and disposing off excavated stuff as directed etc. complete. ( By Mechanical Means )

No.03- Excavation for foundation in hard rock by blasting including shoring and strutting, dewatering as necessary and disposing off excavated stuff as directed etc. complete.

Item No-4. Providing and fixing 25mm diameter steel anchor dowel in hard rock including drilling hole of 32 mm diameter up to 0.75 mtrs depth, placing the dowel in position and effectively grouting the hole with CM 1:1 proportion etc. complete.

Item No-5. Providing and laying in situ/ ready mix/ready mix M10 cement concrete of trap/granite/ quartzite/ gneiss metal in foundation including necessary centering, formwork, bailing out water, compacting and curing etc. complete. (with fully automatic micro processor based PLC with SCADA enabled with reversible drum type mixer/concrete batch mix plant (pan mixer) with natural /artifical sand)

Item No-6. Providing and laying in situ/ ready mix/ ready mix M15 CC of trap/ granite/ quartzite/ gneiss metal for the bottom plugs of wells in the dry condition including compaction and curing wherever necessary etc. complete. (with fully automatic micro processor based PLC with SCADA enabled with reversible drum type mixer/concrete batch mix plant (pan mixer) with fine agreegates of required specifications ( VSI sand finely washed etc )

Item No-7. Providing and laying in situ/ ready mix M-20 controlled cement concrete of trap/ granite/ quartzite/ gneiss metal for RCC work in solid/ deck slab etc. including ramming, vibrating, curing, formwork, centering and finishing in cement plaster excluding reinforcement etc. complete. (with fully automatic micro processor based PLC with SCADA enabled concrete batch mix plant/ pan mixer and fine agreegates of required specifications ( VSI sand finely washed etc ) i) Height up to 5 m, normal rate.

Item No-8. Providing and laying in situ/ready mixM-25 controlled cement concrete of trap/granite/ quartzite/ gneiss metal for RCC work in solid/deck slab etc. including ramming, vibrating, curing, formwork, centering and finishing in cement plaster excludi

ng reinforcement etc. complete. (with fully automatic microprocessor based PLC with SCADA enabled concrete batch mixplant/pan mixer and fine agreegates of required specifications ( VSI sand finely washed etc ) i) Height up to 5 m, normal rate.

Item No-9. Providing, cutting, bending, hooking, tying and laying in position TMT FE 500 steel bars for reinforcement for all RCC works as per detailed drawings etc. complete.

Item No-10. Providing & laying 0.90 meter thick metal mat consisting of rubble, oversize metal and normal size metal in specified thickness as per detailed drawing including supplying all materials, hand packing of rubble, spreading metal in layers and hard murum including watering and compacting with power roller etc. complete

Item No-11. Backfilling behind abutment, wing wall and return wall as per drawings and technical specifications etc. complete. (by granular material)

Item No-12. Providing expansion joints with 25 mm thick bituminous pad as per detailed drawing etc. complete

Item No-13. Providing tar paper bearing including laying in proper position etc. complete.

Item No-14. Providing 100mm diameter GI water spouts as per detailed drawings in RCC slab and wearing surface / kerb etc. complete.

Item No-15. Providing and laying weep holes of 100 mm diameter PVC pipes as per drawing for abutment returns, return walls etc. Complete.

Item No-16.Providing earth work in embankment with approved materials obtained from department all and upto lead of 50 m. including all lifts, laying in layers of 20 cm. to 30 cm. thickness breaking clods, dressing to the required lines, curves, grades & section, watering and compaction with vibratory roller to achieve not less than 97% of standard proctor density etc. complete ( Material obtained from departmental Land)

Royalty

Item No- 17 :- Providing and laying 12 mm thick mastic asphalt wearing course on top of deck slab excluding prime coat with paving grade bitumen meeting the requirements given in table500-29, prepared by using mastic cooker and laid to required level and slope after cleaning the surface including providing antiskid surface with bitumen precoated fine grained hard stone chipping of 4.75 mm nominal size at the rate of 0.005 cum per 10O ne Square Metre and at an approximate spacing of 10 cm center to center in both directions, pressed into surface when the temperature of surfaces not less than 100degC, protruding 1 mm to 4mm over mastic surface as per clause 515 etc. complete.

For Metal Mat - rubble

Insurance

For Murum

Sub Estimate - 5 Dam Approach Road

Item No.2:- Excavation for roadway in earth, soil of all sorts, sand, gravel or soft murum including dressing section to the required grade, camber and side slopes and conveying the excavated materials with all lifts upto a lead of 50m. and spreading for embankment or stacking as directed.

Item No.1:-Clearing grass and removal of rubbish upto a distance of 50 metres outside the periphery of the area .

Item no 3:- Providing and laying in situ / ready mix cement concrete of M-10 proportion with trap/ granite/ quartzite/ gneiss metal in foundation including necessary form work, compacting and curing etc. complete. (with reversible drum type mixer with SCADA with fine agreegates of required specifications (Natural sand / VSI sand finely washed etc )

Item No. 04 :- Providing and fixing in position TMT - FE - 500 bar reinforcement of various diameters for R.C.C. pile caps, footings, foundations, slabs, beams columns, canopies, staircase, newels, chajjas, lintels pardis, copings, fins, arches etc. as per detailed designs, drawings and schedules. including cutting, bending, hooking the bars, binding with wires or tack welding and supporting as required complete

Item no 5:-Providing and laying in situ / ready mix M-20 cement concrete of trap/granite /quartzite /gneiss metal for approach slab / Rigid pavement including compacting, finishing, curing etc. complete. (excluding reinforcement) (with reversible drum type mixer/ concrete batch mix plant (pan mixer) with SCADA with fine agreegates of required specifications (Natural sand / VSI sand finely washed etc ), cement 6.40 bags/cumt)

Item No.6:- Providing soling using 80 mm size trap metal in 15 cm. layer including filling voids with Crushed sand/grit, ramming, watering etc. complete

Item No.7:- Supplying hard murum/ kankar at the road site, including conveying and stacking complete

Item No.8:- Spreading hard murum/ soft murrum/ gravel or kankar for side width complete

Item No.9:- Compacting the hard murum side widths including laying in layers on each side with vibratory roller including artificial watering etc. complete.

Item No.10:- Picking the road surface including sectioning etc. complete (WBM surface.)

Item No.11 :- Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting with Vibratory roller. to the required density. By Mechanical Means - Grading I (Using Screening Type A (13.2) mm Aggregate)

Item No.12:- Providing, laying, spreading and compacting stone aggregates of specific sizes to water bound macadam specification including spreading in uniform thickness, hand packing to proper grade and camber, applying and brooming requisite type of screening/ binding Materials to fill up the interstices of coarse aggregate, watering and compacting with vibratory roller to the required density. By Mechanical Means - Grading II (Using Screening Type B (11.2 mm) Aggregate)

Item No.13:-Providing and laying cement concrete pipe of IS 458:2003 NP-3 class of 900mm diameter in proper line, level and slope etc. complete.

Item No.14:- Brooming the W.B.M surface by wire Brushes, coir brushers, dusting, cleaning etc. for receving the bituminous treatment complete. Brooming the Water Bound Macadam.

Item No.15:-Providing and applying tack coat on the prepared surface heating by flames in Boiler and spraying bitumen with sprayer on Granular surface treated with primer @ 2.75 kg/10 sqm(VG-30 bulk bitumen rates are considered to arrive at rates)

Item No.16:-Providing and constructing 75 mm. thick Modified Penetration Macadam (MPM) road surface including all materials, preparing the existing road surface, spreading 40 mm. stone metal layers 30% crusher broken metal + 70% Hand broken (by breaking rubble obtained by blasting) heating and spraying the bitumen of specified grade @ 2 Kg/sqm, spreading 12 mm.size chips compacting with three wheel static roller having weight 8 to 10 MT. to achive the desired degree of compaction as per Technical Specification Clause 506 etc. complete. Including picking of existing WBM surface. (VG-30 bulk bitumen rates are considered to arrive at rates)

Item No.17:- Open Graded Premix Surfacing- Providing and Laying OGC 20 mm thickness composed of 13.2 mm to 5.6 mm aggregates premixed with bituminous binder transported to site with VTS , laid over a previously prepared surface, finished to the required grade, level, alignment, and rolling to achieve the desired compaction but excluding prime / tack and Seal coat. For Bitumen of specified grade--USING drum mix type hot mix plant with SCADA, Paver and Vibratory roller ( Over MPM Surface) (VG-30 bulk bitumen rates are considered to arrive at rates)

Item No.18:- Providing bituminous Type A liquid seal coat on bituminous surface including supplying all materials and bitumen of specified grade preparing existing road surface, heating and applying bitumen @ 0.98 KilogramSquare Metre. by mechanical means, spreading chips and rolling, by static roller having weight 8 to 10 MT. etc. complete. (VG-30 bulk bitumen rates are considered to arrive at rates)

Bitumen

A) Penetration, Softening Point, Flash & Fire Point, Specific Gravity

B) Extraction Test

Crushed Metal

A) (WA, Sp Grav, Impact, Crush Value,)

B) Sieve Analysis

C) Abrasion

D) Flakiness & elongation

Hand Broken Metal

A) (WA, Sp Grav, Impact, Crush Value,)

B) Seive Analysis

Royalty

For soling using 80 mm size trap metal - Rubble

For Supplying hard murum/ kankar - Murum

Insurance