Lot I Package Civil works of Dulhasti stage II HEP, Kishtwar, Jammu and Kashmir

Amount

GROUP-A : SURFACE WORKS

Dewatering During Construction

Dewatering of Surface Construction Sites including supply, installation and removal of pumping equipment from the site

Surface Excavation

Common excavation

Rock excavation

Line drilling

Dental excavation

Minor excavation

Removal of material arising from overbreak accepted due to geological conditions.

Extra for Haulage of excavated materials

- Extra for haulage beyond 3 km upto 6 km

Rock stabilization and Supports

Rock Anchors 25 mm dia, including accessories & testing

- Length upto 4.0 m

- Length more than 4.0 m upto 6.0 m

Rock Anchors 32 mm dia including accessories & testing

- Length upto 6.0 m

- Length more than 6.0 m upto 9.0 m

Self drilling hollow core anchors 25mm dia.

- Length upto 6.0 m

Grouted Anchor Bars 25 mm dia

- Length upto 6.0 m

Grouted anchor bar 32 mm dia.

- Length upto 6.0 m

Rock Anchor testing

- Rock Anchor 25 mm dia

- Rock Anchor 32 mm dia

Rock Anchor Extensions/ Extension of Grouted Anchor Bars into concrete, 25mm/32mm

Mesh reinforcement

- Welded wiremesh

- Chain link fabric

Shotcrete

Plain Shotcrete

SFR Shorcrete excluding steel fibre and micro silica

Cement variation in shotcrete

Superplasticiser

Steel Fibre

Micro Silica

Backfill in temporary coffer dyke at TRT Outlet, SFT Outlet Portal etc.

Random backfill

Compacted backfill

Drilling, Grouting and Pressure Relief Holes

Drilling for consolidation grouting

- 45 mm dia holes

Placing grout (excluding cement)

- Consolidation grouting operation

Drilling for Pressure Relief holes

- Drilling of 45 mm dia hole

- Supply and installation of 36 mm dia perforated PVC pipes.

Water pressure test- simple water test

Embedding pipes and fittings for grouting left permanently in place

Grouting materials

- Cement

- Bentonite

- Admixtures

- Micro fine/Ultra Fine Cement

Concrete

Plain cement concrete

Lean & Plum Concrete (M10/A80)

- Reinforced Cement concrete M25/A40

-SFT,TRT Outlet Works, Pothead Yard

- Portals of Adits, Access Tunnel and other tunnels

Blockout Concrete(M35/A20)

Cement variation in concrete

Admixtures for concrete

- Air-entraining agent

- Super plasticizer

Formwork

Class F1

Class F2

Class F3

Class F1C

Class F2C

Class F3C

Reinforcing Steel

Deformed Reinforcing bars - Grade Fe 500

Plain reinforcing bars

Couplers

- 32mm dia

Waterstops and joints

P.V.C. water stops(230 mm wide)

Joint fillers(24 mm thk)

Joint fillers(12 mm thk)

Joint Sealing Compound

Metalworks

MS Railing

GI railing

Ladders

Gratings

Climbing irons

Miscellaneous and Ancillary Works

Fencing and gates

- Fencing

- Gates

PVC Pipes

- 75mm dia

- 100mm dia

- 150mm dia

- 200mm dia

Slope protection

Wire crates/ Gabions

- Wire crates

- Boulder filling in wire crates

- Polymer Rope Gabions insitu assembled

Size 2m x 2m x1m

Size 1m x 1m x1m

Random Rubble Masonary Wall

- Wet R R Masonry

Concrete blocks

Tetra pods blocks

Monitoring Instruments

Load cell

Optical Bi-Reflex targets

Water level measuring gauge (mechanical type)

Multipoint hole extensometer

Electrical Type

Mechanical Type

Read out units

- Read out units for Electrical load cells

- Read out units for other electrical instruments like extensometer, piezometers etc.

Roadworks

Clearing and Grubbing of Land Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth upto 30 cm measured at a height of 1 m above ground level and removal of rubbish upto a distance of 50 m outside the periphery of the area cleared.

-In the area of Throny Jungle.

Excavations

Earth work in bulk excavation by mechanical means(hydraulic excavator) over areas(exceeding 30 cm in depth, 1.5 m in width as well as 10 m2 on plan) including disposal of excavated earth lead upto 50 meters and lift upto 1.5 m, as directed byEngineer-in-Charge. Ordinary Rock

Earth work in bulk excavation by mechanical means(hydraulic excavator) over areas(exceeding 30 cm in depth, 1.5 m in width as well as 10 m2 on plan) including disposal of excavated earth lead upto 50 meters and lift upto 1.5 m, as directed byEngineer-in-Charge. Hard Rock (Requiring Blasting)

Earth work in bulk excavation by mechanical means(hydraulic excavator) over areas(exceeding 30 cm in depth, 1.5 m in width as well as 10 m2 on plan) including disposal of excavated earth lead upto 50 meters and lift upto 1.5 m, as directed byEngineer-in-Charge. Hard Rock (Blasting Prohibited)

Carriage of materials by mechanical transport including loading, unloading and stacking of earth: upto 3 km

Embankment

Banking excavated earth in layers not exceeding 20cm in depth, breaking clods, watering, rolling each layer with 1/2 tonne roller, or wooden or steel rammers, and rolling every 3rd and top-most layer with power roller of minimum 8 tonnes and dressing up, in embankments for roads, flood banks, marginal banks, and guide banks etc., lead upto 50 m and lift upto 1.5 m in All kinds of soil:

Masonry Works

Providing and laying in position cement concrete of specified grade including curing but excluding the cost of centring and shuttering. All work upto plinth level with: stone aggregate 20 mm nominal size) 1:3:6

Centering and shuttering including strutting, propping etc. and removal of form work for: Foundations, footings, bases for columns

Random Rubble masonry with hard stone in foundation and plinth including leveling up with cement concrete 1:6:12 (1 Cement : 6 coarsesand : 12 graded stone aggregate 20mm nominal size) upto plinth level and curing complete with:Cement mortar 1:6 (1 Cement : 6 coarse sand) Nallah

Providing & making Gabion structure with Mechanically Woven Double twisted Hexagonal Shaped Wire mesh Gabion Boxes as per IS 16014:2012,MORTH Clause 2500, of required size, Mesh Type 10x12 (D=100 mm with tolerance of ± 2%) Zinc coated, Mesh wire diameter 3.0mm, mechanically edged/selvedged with partitions at every 1m interval and shall have minimum 10 numbers of openings per meter of mesh perpendicular to twist, tying with lacing wire of diameter 2.2mm, supplied @ 3% by weight of Gabion boxes, filled with boulders with least dimension of 200 mm, as per direction of Engineer-in-charge.

Supply & Stacking of Hard stone (for stone pitching) 22.5 cm thick at site.

Hand-packing stones in wire-crates; excluding cost of crates and stones

Providing & Fixing 75 mm PVC Pipe (Working Pressure 4 Kg/Cm) in weep hole of Retaining/ Breast/ Toe Wall all complete as per direction of Engineerin- Charge.

20 mm Cement plaster of mix: - 1 : 4 ( 1 cement : 4 coarse sand) for external plaster for height upto 10.0 m from ground level including carriage, loading & unloading.

Subgrade

Preparation of subgrade by excavating earth to an average of 22.5 cm depth, dressing to camber and consolidation with road roller of 8-12 tonne capacity including making good the undulation etc. and disposal of surplus earth upto 50 meters.

Consolidation of subgrade with power road roller of 8 to 12 tonne capacity including making good the undulations etc. with earth or quarry spoils etc. and rerolling the subgrade.

Supplying and stacking at site Graded crushed stone aggregate of size 90 mm to 45 mm

Supplying and stacking at site Graded crushed stone aggregate of size 63mm to 45mm

Supplying and stacking at site Graded crushed stone aggregate of size 53mm to 22.4mm

Supplying and stacking at site Graded crushed stone aggregate of size 13.2 mm nominal size (Type A)

Supplying and stacking at site Graded crushed stone aggregate of size 11.2 mm nominal size (Type B)

Supplying and stacking at site Graded crushed stone aggregate of size Moorum

Laying, spreading and compacting stone aggregate of specified sizes to WBM specifications in uniform thickness, hand picking, rolling with 3 wheeled road/ vibratory roller 8-10 tonne capacity in stages to proper grade and camber, applying and brooming requisite type of screening/binding material to fill up interstices of coarse aggregate, watering and compacting to the required density.

Providing, laying, spreading and compacting graded stone aggregate (size range 53 mm to 0.075 mm ) to wet mix macadam (WMM) specification including premixing the material with water at OMC in mechanical mix plant, carriage of mixed material by tipper to site, for all leads & lifts, laying in uniform layers with mechanical paver finisher in sub- base / base course on well prepared surface and compacting with vibratory roller of 8 to 10 tonne capacity to achieve the desired density, complete as perspecifications and directions of Engineer-in-Charge

Bituminous Pavement

Providing and applying tack coat using hot straight run bitumen of grade – VG-10, including heating the bitumen, spraying the bitumen with mechanically operated spray unit fitted on bitumen boiler, cleaning and preparing the existing road surface as per specifications. On W.B.M. @ 0.75 Kg/sqm.

Providing and laying Dense Graded Bituminous Macadam using crushed stone aggregates of specified grading, premixed with bituminous binder and filler, transporting the hot mix to work site by tippers, laying with paver finisher equipped with electronic sensor to the required grade, level and alignment and rolling with smooth wheeled, vibratory and tandem rollers as per specifications to achieve the desired compaction and density, complete as per specifications and directions of Engineer-in-Charge. 50 to 100 mm average compacted thickness with bitumen of grade VG-30 @5% (percentage by weight of total mix) and lime filler @ 2% (percentage by weight of Aggregate) prepared in Batch Type Hot Mix Plant of 100-120 TPH capacity.

Providing and laying Bitumen Penetration Macadam with hard stone aggregate of quality, size and grading as specified, with bitumen of suitable penetration grade including required key aggregate as specified, spreading coarse aggregate with the help of self propelled/ tipper tail mounted aggregate spreader and applying bitumen by a pressure distributor and then spreading key aggregate with the help of aggregate spreader complete, including consolidation with road roller of minimum 8 to 10 tonne capacity to achieve specified values of compaction and surface accuracy. For 75 mm compacted thickness in two layers using stone aggregate of size 63-41mm graded @ 0.90 cum per 10 sqm key aggregate of size 20.0 mm graded @ 0.18 cum per 10 sqm with paving asphalt grade VG-10 @ 68 kg/10sqm

Providing and laying seal coat of premixed fine aggregate (passing 2.36 mm and retained on 180 micron sieve) with bitumen using 128 kg of bitumen of grade VG-30 bitumen per cum of fine aggregate and 0.60 cum of fine aggregate per 100 sqm of road surface including rolling and finishing with road all complete

Road Safety

Providing and applying 2.5mm thick road marking strips (retro-reflective) of specified shade/colour using hot thermoplastic material by fully/semi automatic thermoplastic paint applicator machine fitted with profile shoe, glass beads dispenser, propane tank heater and profile shoe heater, driven by experienced operator on road surface including cost of material, labour, T&P, cleaning the road surface of all dirt, seals, oil, grease and foreign material etc. complete as per direction of Engineer-in-charge and accordance with applicable specifications.

Type - B, "THRIE": Metal Beam Crash Barrier (providing and erecting a "Thrie" metal beam crash barrier comprising of 3 mm thick corrugated sheet metal beam rail, 85 cm above road/ground level, fixed on ISMC series channel vertical post, 150 x 75 x 5 mm spaced 2 m centre to centre, 2 m high with 1.15 m below ground level, all steel parts and fitments to be galvanised by hot dip process, all fittings to conform to IS:1367 and IS:1364, metal beam rail to be fixed on the vertical post with a space of channel section 150 x 75 x 5 mm, 546 mm long complete as per clause 810).

Providing and fixing Glow studs of size 100x20mm made of heavy duty body shall be moulded ASA (Acrylic styrene Acryloretrite) or HIP (High impact Polystyrene) or ABS having electronically welded micro-prismatic lens with abrasion resistant coating as approved by Engineer-in-charge. The Glow stud shall support a load of 13635 kg tested in accordance with ASTM D4280. The slope of retro-reflective surface shall be 35 +/- 5 degrees to base. The reflective panels on both sides with at least 12cm of reflective area up each side. The luminance intensity should be as per the specification and shall be tested as described in ASTM I: 809 as recommended in BS : 873 part 4 : 1973. The studs shall be fixed to theroad surface using the adhesive conforming to IS, as per procedure recommended by the manufacturer complete and as per direction of Engineer-in-charge.

Rock stabilization and Supports

Rock Anchors 25 mm dia and length up to 4m

Plain Shotcrete

Welded Wire Mesh

Drilling of drainage hole up to 4m

Repair & Maintenance of Internal/access road & other roads Double Lane (Formation width)

Bridges

Permanent Bridge : Planning, Investigation, Design, Construction, Testing and commissioning of 70R double lane Steel Truss girder type bridge having 7.5m carriageway width and 0.9m footpath on either side with design and construction of suitable abutments / Pier/ well foundation/ Pile foundation, dirt wall, return wall approach slab etc. complete in all respect, including Structural Design, Technical Specifications and Load Test procedure duly approved / proof checked by Indian Institute of Technology (IIT).

Temporary Bridge : Planning, Investigation, Design, Construction, Testing and commissioning of two parallel bridges on common abutments. Each bridge of 40R single lane(minimum 3.5m carriageway and minimum 0.9 m wide walkway on one side) , with design and construction of suitable abutments / Pier/ well foundation/ Pile foundation, dirt wall, return wall, approach slab etc. complete in all respect including dismentling and storage at designated place as directed by Engineer-in-Charge.

Culverts - Planning, Investigation, Design, Construction, Testing and commissioning, as per site condition single / double lane road width and loading capacity, complete in all respect, with Structural Design, Technical Specifications and Load Test as per IRC SP-13 and to be approved by the Enigineer-in-Charge

Construction of Culverts 2 to 6 M Span

Description of Work / Item(s)

Amount

GROUP-B : UNDERGROUND WORKS

Dewatering During Construction

Dewatering of Underground Construction sites including supply, installation and removal of pumping equipment from the site

Underground Excavation

Excavation of all Access/ Adits tunnels

- Class I, II, & III

- Class IV and V

- By Multiple drifting due to geological reasons

Excavation of all Hydraulic tunnels ( Intake Tunnels, HRT, SFT, Draft Tube, D/S Surge galleries, TRT etc.)

- Class I, II, & III

- Class IV and V

- By Multiple drifting due to geological reasons

Excavation of Desilting Chambers in any material including U/S and D/S transitions

Desilting Chamber-1

- Excavation from EL 1233.95 to EL 1223.75 m by mechanized means

- Below EL 1223.75 m by drill and blast method

Desilting Chamber-2

- Excavation from EL 1233.95 to EL 1228.2 m by mechanized means

- Below EL 1228.2 m by drill and blast method

Excavation of Power house cavern in all classes of rock

-in the vault Upto EL ± 1129.50m

-Below EL ± 1129.5 to EL ±1114.0 m

-Below EL ± 1114.0 to EL ±1093.64 m

-Below EL ± 1093.64 m

Excavation of Transformer cavern in all classes of rock

in the vault upto EL ± 1142.50 m

Below EL ± 1142.50 m

Excavation of MIV Cavern in all classes of rock

in the vault upto EL ± 1104.0 m

Below EL ± 1104.0 m

Excavation of Gate operation chamber of intake, DC, SFT, PS erection chamber in all classes of rock

Excavation of Surge shaft in all classes of rock

- Pilot shaft by raise climber of dia 2.5m

- Slashing of shaft

Excavation of Intake Gate Shaft, DC Gate Shaft, SFT Gate Shaft, Pressure shaft , Draft Tube Gate Shafts and TRT gate shaft.

Vertical Pressure Shaft

- Pilot shaft by raise climber of dia 2.5m.

- Slashing of shafts

- Upper & lower horizontal portions of Pressure shafts/Penstocks

Class-I, II & III

Class-IV & V

Excavation of all Gate Shafts.

Excavation of bus duct in all classes of rock.

Excavation by multiple drifting due to Geological Reasons

Removal of material arising from overbreak accepted due to geological conditions.

Extra for haulage of excavated materials.

- Beyond 3 km and upto 6 km

Line drilling

Dental excavation

Rock stabilization and Supports

Rock Anchors

25mm dia length upto 4m

32 mm dia length 6m to 9m

Expansion shell rock bolts 25 mm dia

- Length upto 4.0 m

- Length more than 4.0 m upto 6.0 m

Expansion Shell rock bolts 32 mm dia

- Length 6.0 m to 9.0 m

- Length more than 9.0 m upto 12.0 m

Expansion Shell rockbolts 36 mm dia

- Length 6.0 m to 9.0 m

- Length more than 9.0 m upto 12.0 m

Cement grouted rockbolts 25 mm dia

- Length upto 4.0 m

- Length more than 4.0 m tupo 6.0 m

Cement grouted rockbolts 32 mm dia

- Length 6.0 m to 9.0 m

- Length more than 9.0 m upto 12.0 m

Cement grouted rockbolts 36 mm dia

- Length 6.0 m to 9.0 m

- Length more than 9.0 m upto 12.0 m

Resin grouted rockbolts 25 mm dia

- Length upto 4.0 m

- Length more than 4.0 m upto 6.0 m

Resin grouted rockbolts 32 mm dia

- Length 6.0 m to 9.0 m

- Length more than 9.0 m upto 12.0 m

Resin grouted rockbolts 36 mm dia

- Length 6.0 m to 9.0 m

- Length more than 9.0 m upto 12.0 m

Water expandable friction anchor

- Length 4.0 m to 6m

Self drilling rockbolt 25mm dia

- Length upto 6.0 m

Self drilling rockbolt 32 mm dia

- Length upto 9.0 m

Grouted Anchor Bar

- 25 mm dia length upto 4.0 m

- 32 mm dia length upto 6.0 m

36 mm dia length upto 9.0 m

Cable Anchors (Tendons)

Supply and Installation of Cable Anchors (Tendons)- upto 25.0 m long, 1000 KN capacity

Testing of Cable Anchors (Tendons)

Rock Bolt Testing

- Rock bolts 25 mm dia

- Rock bolts 32 mm dia

- Rock bolts 36 mm dia

Rock Bolts/Rock Anchors/Grouted Anchor Bar extension into concrete 25/32/36 mm dia

Steel ribs, supply and installation (including accessories)

Lattice Girder

Steel lagging Supply and Installation

Precast Concrete lagging

Fore poling

32 mm dia (Drilling & Installation)

Pregrouting

Drilling 45mm dia

Drilling 57mm dia

- Grouting Operations

-for 45mm dia

-for 57mm dia

- Grouting Material

Cement

Colloidal Silica

Pipe Roofing 89 mm dia

-Cement for pipe roofing

Pre Drainage Holes 45 mm dia

Mesh Reinforcement

Chain Link

Welded Wire mesh

Shotcrete

SFR Shotcrete excluding steel fibre and micro silica

Plain Shotcrete

Cement variation in shotcrete

Superplasticizer

Steel fibre

Micro silica

Backfill

Gravel fill (Transformer cavern)

Drilling, Grouting and Pressure Relief Holes

Drilling of 45mm dia Curtain grouting in tunnel plugs

- Drilling for curtain grouting

- Re-drilling for curtain grouting( 50% of rate in 7.1.1)

Grouting operations

- Multi Stage Grouting

Drilling of 45 mm dia holes for Contact grouting

- In the Desilting Chambers, Tunnels & tunnel plugs

- In Surge shaft

- In Pressure shaft

Grouting operations

- In the Tunnels & tunnel plugs

- In Surge shaft

- In Pressure shaft

Drilling of 45 mm dia holes for Consolidation grouting

- In tunnels & tunnel plug

- In Surge Shafts

- In Pressure Shafts

-In Power House, Transformer and Gate operation cavern

- Re-drilling of holes ( 50% of rate in 7.5.1)

Grouting operations

- Single Stage Grouting

- Multi Stage Grouting

Pressure relief holes in the tunnels and caverns

- Drilling of 45 mm dia hole

- Supply and installation of 36 mm dia perforated PVC pipes

- Drilling of 76 mm dia hole

- Supply and installation of 50 mm dia perforated PVC pipes

Drilling of exploratory holes, check holes, probe holes and holes for instrumentation in tunnels and caverns

- Drilling of 45mm dia holes

- Drilling of 76mm dia holes

- Drilling of 98mm dia holes

- Drilling of 102mm dia holes

- Extra for core recovery

Water pressure testing

Embedded steel pipes and fittings for grouting left permanently in place

Contact grouting operations ordered by Engineer -in -charge

Fill grouting

- In Temporary drainage system

- In exploratory holes

Grouting materials

- Cement

- Bentonite

- Admixtures

- Microfine/ Ultrafine Cement

- Colloidal Silica

- PU Grout

Concrete

Concrete lining including formwork in all hydraulic tunnels (Intake tunnel, Head race tunnel, SFT,Draft tube tunnel, Downstream surge galleries and TRT)

Plain Cement Concrete M25/A40 lining

-In Invert

-In Overt

-M 25/ A40 in Geological Approved Overbreak(75% of rate in 9.1.1.2)

Reinforced Cement Concrete M25/A40 in all Hydraulic tunnels including formwork (Intake tunnel, Desilting chamber, Head race tunnel, SFT, Draft Tube tunnel, D/s surge gallery & TRT).

- In Invert

- In Overt

-M 25/ A40 in Geological Approved Overbreak (75% of rate in 9.1.2.2)

Concrete lining including formwork in non-hydraulic tunnels (Adits to HRT, Bus duct, Main access tunnel, Ventilation tunnel, Upper drainage gallery, Escape gallery, Cable tunnel, APS(Top) and APS(Bottom)).

Reinforced Cement Concrete M25/A40 in bus-duct including formwork.

- In Invert

- In Overt

-M 25/ A40 in Geological Approved Overbreak (75% of rate in 9.2.1.2)

Plain Cement Concrete M25/A40 lining

-In Invert

-In Overt

-M 25/ A40 in Geological Approved Overbreak (75% of rate in 9.2.2.2)

High Performance Concrete in SFT and other wearing surfaces, M70/A20 excluding silica fume

-In Invert

-In Overt

-Other locations

-Silica Fume

Plain Cement Concrete at Adit portals M25/A40.

Tunnel plugs-M20/A40

Concrete in Shafts including formwork

Reinforced Cement Concrete M25/A40.

-In surge shaft and gate shafts

-M 25/ A40 in Geological Approved Overbreak (75% of rate in 9.6.1.1)

Backfill Concrete Behind Steel liner

- M20/A20 (Non-shrinkable self compacting concrete)

Backfill Concrete Behind Steel liner, M20/A20 in geological approved overbreak (75% of rate in 9.7.1)

Concrete in gate operation chambers

Plain cement concrete, M25/A40

Reinforced cement concrete, M25/A40

M25/A40 in geological approved overbreak (75% of rate in 9.8.2)

Concrete in Blockouts for Equipment Embedded, M35/A20

Non-shrink Epoxy Mortar

- Epoxy Resin

- Curing Agent

- Quartz Sand

- Accelerator

Concrete in Power house

Reinforced Cement concrete M25/A20.

-In substructure (Draft tube first & second stage concrete, etc.)

- Around spiral case

-In generator barrel

- Reinforced Cement concrete M25/A40

-In beams, columns, slabs, walls, rafts, drainage gallery, Sump etc. in Power House.

Concrete in Transformer Cavern

- Reinforced Cement concrete M25/A40

- In raft

- In firewall, beams, Columns, staircase etc.

Second stage Concrete in Blockouts for gate shaft M35/A20

Concrete in MIV Cavern

- Reinforced Cement concrete M25/A40

Concrete M15/A40 in levelling concrete in foundation and unspecified locations etc.

M25/A20 precast concrete including formwork

Cement variation in concrete

Grouting of equipment foundations/ Bearing plates and anchors

- Non shrink cement based grout

- Non shrink epoxy based grout

Admixtures for concrete

- Air-entraining agent

- Superplasticizer

Plums in concrete

Backfill Concrete Behind Steel Ribs in small geological approved overbreak, M15/A40

Reinforced Cement Concrete M30/A40 in any other locations

Reinforced Cement Concrete M30/A20 in any other locations

Formwork

Class F1

Class F2

Class F3

Class F1C

Class F2C

Class F3C

Reinforcement Steel

Deformed Reinforcing bars - Grade Fe 500

Plain reinforcing bars

Couplers

- 32 mm dia

- 36 mm dia

Waterstops and joints

P.V.C. water stops(230 mm wide)

Joint fillers (24 mm thk)

Joint fillers (12 mm thk)

Joint Sealing Compound

Bituminous coating

Joint Sealant (Including primer)

Metalworks

Stainless steel Hand Railing 50mm dia

Mild steel Railing 50mm dia

GI pipe railing

GI pipe handrail

Ladders

Gratings

Climbing irons

Erection hooks

Steel anchorage

Steel pipes of any diameter

Valves

Knife edge gate valve (500 mm dia)

Ball valve

Miscellaneous steel sections as edge protection, frames, bearing plates, brackets, etc. of various dimensions, including bolts, screws, anchors and other accessories for interior and exterior purpose.

Installation of metalworks supplied by others

Steel lining in surge shaft Orifice.

Miscellaneous steel for MIV walkway

Water tight covers and frames

Building and Architectural Works

Building and Architectural works in MIV, Power house and Transformer cavern including Integrated modular metal panneling in control room and conference room as per B15.10 of Technical specification

Suspended ceiling in Power house in machine hall and service bay , Transformer cavern, Main Access Tunnel .

Wall panelling in Power house in machine hall and Service Bay, Transformer cavern and Main Access Tunnel

Miscellaneous and Ancillary Works

Concrete pipes

Drain pipes on concrete or sand base

- 100 mm dia

- 200 mm dia

- 300 mm dia

Pipes fully embedded in concrete

- 200 mm dia

- 300 mm dia

- 400 mm dia

PVC Pipes

- 50 mm dia

- 75 mm dia

- 100 mm dia

- 150 mm dia.

- 200 mm dia

- 300 mm dia

SWG pipe

100 mm dia

150 mm dia half round pipe

Half Pipes

Monitoring Instruments

Supply, installation and commissioning of monitoring instrument as per tech. spec.

Load cells

Convergence measuring tape

Optical Bi-Reflex Target

Triaxial Joint Meter

Single point borehole extensometer

- Mechanical type

- Electrical type

Multi Point borehole extensometer

- Mechanical type

- Electrical type

Piezometers

3D Crack Meter

Embedded Strain Gauge in concrete

Arc welded Strain gauge in Steel liner

Water level measuring gauge (mechanical type)

Seepage measuring system (mechanical type)

Read out units

- Read out units for Electrical load cells

- Read out units for other electrical instruments like extensometer, piezometers etc.

10-Position Junction cum switch box

Data acquisition system and Web based data monitoring

Water Supply & Sewerage

Laying of water CPVC Pipe line with complete fittings, fixing valves, testing and commissioning

- 150 mm nominal dia

- 100 mm nominal dia

- 75 mm nominal dia

- 50 mm nominal dia

- 25 mm nominal dia

Supply & installation of pumps 3 H.P capacity for water supply including all electric panels, cables, level switches etc

- No. of Operational units

- No. of Standby units

Supply & installation of Water treatment plant including Sodium hypochlorite dosing unit with complete accessories as specified in Technical specification.

Bore hole for drinking water-200mm dia

Supply & installation of FIBR reactor based sewerage tratment plant including pumps and necessary fitting etc.as specified in Technical specification.

Laying of HDPE sewage Pipe line including fittings and fixtures

- 150 mm nomimal dia

- 100 mm nomimal dia

Description of Work / Item(s)

GROUP-A : SURFACE WORKS - BOQ1

GROUP-B : UNDERGROUND WORKS - BOQ2

PATEL ENGINEERING LIMITED (BID ID -3267076)

MEGHA ENGINEERING AND INFRASTRUCTURES LIMITED (BID ID -3267848)

PATEL ENGINEERING LIMITED (BID ID -3267076)

MEGHA ENGINEERING AND INFRASTRUCTURES LIMITED (BID ID -3267848)

PATEL ENGINEERING LIMITED (BID ID -3267076)

MEGHA ENGINEERING AND INFRASTRUCTURES LIMITED (BID ID -3267848)