Soil reinforced retaining wall works near CDAC Building at Technopark Phase-I Campus, Thiruvananthapuram.

Amount

SITE DEVELOPMENT WORKS

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

2.33.1 : Felling trees of the girth (measured at a height of 1 m above ground level) including cutting of trunks and branches, removing the roots and stacking of serviceable material and disposal of unserviceable material.Beyound 30 cm girth up to and including 60 cm girth

2.33.2 : Felling trees of the girth (measured at a height of 1 m above ground level) including cutting of trunks and branches, removing the roots and stacking of serviceable material and disposal of unserviceable material.Beyound 60 cm girth up to and including 120 cm girth

2.33.3 : Felling trees of the girth (measured at a height of 1 m above ground level) including cutting of trunks and branches, removing the roots and stacking of serviceable material and disposal of unserviceable material.Beyond 120 cm girth up to and including 240 cm girth

2.33.4 : Felling trees of the girth (measured at a height of 1 m above ground level) including cutting of trunks and branches, removing the roots and stacking of serviceable material and disposal of unserviceable material.Above 240 cm girth

od354276/2020_2021 : Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including disposal of excavated earth, lead up to 150 m and lift up to 1.5 m, disposed earth to be levelled and neatly dressed.<br>All kinds of soil

50.2.3.1 : Pumping or Bailing out water and removing slush etc by using pump set including cost of labour, oil hire charges of pumpset, etc complete

SOIL REINFORCED RETAINING WALL

od362644/2020_2021 : Providing & laying reinforced soil system made of Mechanically Woven Double Twisted<br>Hexagonal Shaped Wire mesh as per IS 16014:2012, MORTH Clause<br>2500,3100, of required size, Mesh Type 10x12(D=100 mm with a tolerance of ±2%) , Zinc+Polymer coated inclined at angle of 60 degrees from the horizontal,mechanically edged/<br>selvedged ,with partitions at every 1m interval and shall have minimum 10 numbers<br>of openings per meter of mesh perpendicular to twist, with welded panel system and nonwoven biodegradable mat as facia element and 3m long integrated tail as secondary reinforcement as per MORTH(FIFTH REVISION)clause 3100 as per drawings and technical specifications <br>with least dimension of 200 mm, as per drawing, all complete as per directions of<br>Engineer-in-charge

od362645/2020_2021 : Supplying and installation of polyester Needle Punched Non-Woven Geotextile as filter media for Wrapped around the PVC pipes and chimney drain, as per MORTH 700 Type III geotextile. The width of the geotextile roll shall not be less than 4.5m, as per Drawing and Technical Specifications.

26.18.1 : Supplying and laying high strength flexible geogrids (HSFG) as soil reinforcement / basal reinforcement as per MORTH 3100 and IRC 113, made of high tenacity polyester core with polyethylene coating with Minimum Long Term Design Strength (LTDS) of more than 50% of ultimate tensile strength at 30 degree Celcius corresponding to 12 % strain .Ultimate tensile strength- 100 kN/m

26.18.3 : Supplying and laying high strength flexible geogrids (HSFG) as soil reinforcement / basal reinforcement as per MORTH 3100 and IRC 113, made of high tenacity polyester core with polyethylene coating with Minimum Long Term Design Strength (LTDS) of more than 50% of ultimate tensile strength at 30 degree Celcius corresponding to 12 % strain .Ultimate tensile strength- 200 kN/m

26.18.5 : Supplying and laying high strength flexible geogrids (HSFG) as soil reinforcement / basal reinforcement as per MORTH 3100 and IRC 113, made of high tenacity polyester core with polyethylene coating with Minimum Long Term Design Strength (LTDS) of more than 50% of ultimate tensile strength at 30 degree Celcius corresponding to 12 % strain .Ultimate tensile strength- 300 kN/m

26.36.1 : Providing, erecting, maintaining and removing temporary protective screens made out of specified fabric with all necessary fixing arrangement to ensure that it remains in position for the work duration as required by the Engineerin- charge.Wooven PVC cloth

16.72 : Supplying and stacking of hard stone ( for stone pitching ) 22.5 cm thick at stie.

16.73 : Dry stone pitching 22.5 cm thick laid in courses and required profile with hammer dressed stones having no side less than 15 cm, with minimum depth of 20 cm including preparing the bedding surface etc. all complete ( Payment for stone to be made separately)

od354276/2020_2021 : Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including disposal of excavated earth, lead up to 150 m and lift up to 1.5 m, disposed earth to be levelled and neatly dressed.<br>All kinds of soil

2.26.1 : Extra for every additional lift 1.5 m or part there of in excavation / banking excavated or stacked materials.All kinds of soil

26.16 : Supplying & laying of drainage composite for use behind walls, between twodifferent fills, alongside drains of road, below concrete lining of canals etc.Geocomposite for planar drainage, realized by thermobonding a draining corein extruded monofilaments with two filtering nonwoven geotextiles that mayalso be working as separation or protecting layers. The draining threedimensional core will have a “W” configuration as longitudinal parallelchannels. Minimum thickness to be 7.2mm, with two filtering UV stabilizedpolypropylene nonwoven geotextile of minimum thickness of 0.75mm havingpores of 150 micron and tensile strength of 8.0 kN/m that will be working asseparation or protecting layer, geocomposite having in plane flow capacity of2.1 L / (m.s) at hydraulic gradient of 1.0 & 20 kPa pressure and tensile strengthof 18 kN/m , with mass per unit area of 740 gsm, supplied in the form of roll foreasy transportation to site of work as per detailed specification all completeas per directions of Engineer in charge.

od355865/2020_2021 : Supply of open weave woven coir mat blanket made with fully biodegradable coir fibers to form a strong quilted mat (minimum mass per unit area 450gm/sqm)including U pins of 8mm diameter of depth 500mm at 1m c/c spacing as per Drawing and Technical specifications

od362646/2020_2021 : supply and installation of Mechanically Woven Double Twisted<br>Hexagonal Shaped Wire mesh as per IS 16014:2012, MORTH Clause<br>3100, of required size, Mesh Type 6x8(D=100 mm with a tolerance of ± 2%) Zinic+PVC<br>coated, Mesh wire diameter2.2/3.2mm(ID/OD), and shall have minimum 16 numbers of openings per meter of<br>mesh perpendicular to twist as per Drawing and Technical specifications

od358828/2020_2021 : providing of perforated/slotted PVC pipe of diameter 200mm for subsurface drainage as per Drawing and Technical Specifications

od354275/2020_2021 : Filling available excavated earth (excluding rock) in open areas in layers not exceeding 20 cm in depth, consolidating each deposited layer by ramming and watering, lead up to 150 m, and lift up to 1.5 m.

od363315/2020_2021 : Filling with contractors own structural fill/backfill (excluding rock) in open areas in layers not exceeding 20 cm in depth, consolidating each deposited layer by ramming and watering, with all leads and lifts (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) as per direction of site Engineer-in-charge. <br>

MISCELLANEOUS WORKS

16.82 : Taking out existing kerb stones of all types from footpath/ central verge, including removal of mortar etc., disposal of unserviceable material to the dumping ground, for which payment shall be made separately and stacking of serviceable material within 50 metre lead as per direction of Engineer-in-Charge.

16.83 : Taking out existing CC interlocking paver blocks from footpath/ central verge, including removal of rubbish etc., disposal of unserviceable material to the dumping ground, for which payment shall be made separately and stacking of serviceable material within 50 metre lead as per direction of Engineer-in-Charge.

16.84 : Laying old cement concrete interlocking paver blocks of any design/ shape laid in required line, level, curvature, colour and pattern over and including 50 mm thick compacted bed of coarse sand, filling the joints with fine sand etc. all complete as per the direction of Engineer-in-charge. (Old CC paver blocks shall be supplied by the department free of cost.)

15.7.4 : Demolishing brick work manually / by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-Charge.In cement mortar

15.59 : Dismantling of flexible pavement ( bituminous courses ) by mechanical means and disposal of dismantled material up to a lead of 1 kilo metre, as per direction of Engineer-in-charge.

15.60 : Disposal of building rubbish/ malba/ similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved

4.1.8 : Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 nominal size)

7.1.1 : Random rubble masonry with hard stone in foundation and plinth including levelling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm nominal size) up to plinth level with:Cement mortar 1:6 (1 cement : 6 coarse sand)

5.9.5 : Centering and shuttering including strutting, etc. and removal of form for:Lintels, beams, plinth beams, girders bressumers and cantilevers

5.1.2 : Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level:1:1:5:3 (1 cement 1.5 coarse sand :3 graded stone aggregate 20 mm nominal size

5.22.6 : Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelThermo - Mechanically Treated bars of grade Fe-500D or more

50.6.2.1 : Solid block masonry using pre cast solid blocks (Factory made) of size 30x20x15 cm or nearest available size confirming to IS 2185 part I of 1979 for foundation and plinth with thickness 15cm in: CM 1:6 ( 1 cement :6 coarse sand) etc complete

ROAD WORK

16.1 : Preparation and consolidation of sub grade with power road roller of 8 to 12 tonne capacity after excavating earth to an average of 22.5 cm depth, dressing to camber and consolidating with road roller including making good the undulations etc. and re-rolling the sub grade and disposal of surplus earth with lead upto 50 metres.

16.78.2 : Construction of granular sub- base by Providing close graded Material conforming to specifications, mixing in a mechanical mix plant at OMC, Carriage of mixed material by tippers to work site, for all leads & lifts, spreading in uniform layers of specified thickness with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per specifications and directions of Engineer-in- Charge.With material conforming to Grade-II (size range 53 mm to 0.075 mm ) having CBRValue-25

16.79 : 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 per specifications and directions of Engineer - in- Charge.

od362409/2020_2021 : Providing and applying primer coat by using bituminous emulsion complying to IS 8887 over prepared surface of granular base with emulsion at a temperature between 20-60 deg. C and applying a uniform coat with the aid of self propelled bitumen pressure sprayer with self heating arrangement and spraying bar with nozzles of constant volume or pressure system at the rate of 10kg/10m2 including all material,labour,machinery, with all leads and lifts complete

od362410/2020_2021 : Providing and applying tack coat by using bituminous emulsion complying to IS 8887 over prepared surface preheated to a temperature between 20-70 deg C of granular base with emulsion at a temperature between 20-60 deg. C and applying a uniform coat with the aid of self propelled bitumen pressure sprayer with self heating arrangement and spraying bar with nozzles of constant volume or pressure system at the rate of 3kg/10m2 on primed /blacktop surface and curing etc including all material, labour, machinery, with all leads and lifts complete.

od362411/2020_2021 : Providing and laying bituminous macadam using crushed stoneaggregates of specified grading premixed with bituminous binder,transported to site by tippers, laid overa previously prepared surfacewith paver finisher equiped with electronic sensor to the requiredgrade, level and alignment and rolling with smooth wheeled, vibratoryand tandem rollers as per specifications to achieve the desiredcompaction and density, complete as per specificatons and directionsof Engineer-in-Charge. <br>50 average compacted thickness with bitumen<br>of grade VG-30 @ 3.50% (percentage by weight of total<br>mix) prepared in Batch Type Hot Mix Plant of 100-120<br>TPH capacity

od362412/2020_2021 : Supplying and stacking quarry dust of 3mm and down particle size upto 150 micron minimum size and stacking in standard heaps for measurement including cost and conveyance to site etc. complete.

od362413/2020_2021 : Providing and laying semi- dense Bituminous concrete using crushed stone aggregates of specified grading, premixed with bituminousbinder and filler, transporting the hot mix to work site by tippers,laying with paver finisher equiped with electronic sensor to the requiredgrade, level and alignment and rolling with smooth wheeled, vibratoryand tandem rollers to achieve the desired compaction and densityas per specification, complete and as per directions of Engineer-in-Charge<br>25 mm compacted thickness with bitumen of grade VG-<br>30 @ 5% (percentage by weight of total mix) and lime<br>filler @ 2% (percentage by weight of Aggregate) prepared in Batch Type Hot Mix Plant of 100-120 TPH capacity

od362414/2020_2021 : Spreading quarry dust 3mm and down particle size up to 150-micron minimum size already stacked at site over the premix chipping carpet etc. complete.as per the directions of Engineer in charge

16.48.1 : Painting road surface marking with adequate nos of coats to give uniform finish with ready mixed road marking paint conforming to IS: 164, on bituminous surface in white / yellow shade, including cleaning the surface of all dirt, scales oil, grease and foreign material etc. complete.New work (Two or more coats)

4.1.8 : Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 nominal size)

5.1.2 : Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level:1:1:5:3 (1 cement 1.5 coarse sand :3 graded stone aggregate 20 mm nominal size

5.9.1 : Centering and shuttering including strutting, etc. and removal of form for:Foundations, footings, bases of columns, etc for mass concrete

5.9.2 : Centering and shuttering including strutting, etc. and removal of form for:Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc.

5.22.6 : Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelThermo - Mechanically Treated bars of grade Fe-500D or more

od104925/2021_2022 : Providing and Installing Stone columns as per IRC 75: 2015, Clause No. 5.2.7 & IS 15284: 2003 Part-1, Geosynthetic Encased Stone columns of 45 cm diameter up to the depth of 8 to 12 m or up to a depth where the SPT N value is >15 and filled with Well graded crushed rock of 75 mm down to 2 mm in the casing to fill it to about 1m to 1.5 m depth and shall be compacted by operating a rammer of suitable weight and height of fall within the casing so as to obtain a ramming energy of around 20 kNm (Joules) per blow as per the relevant IS codes. Subsequent to achieving the desired compaction, the next charge is placed in the casing and it is rammed. Load test as per IS 15284:2003 shall be performed on a set of pilot stone columns installed.

Supply &; Filling of 0.3m thickness Vegetative soil with local seeds behind green fascia unit for vegetation & ensuring proper vegetation growth.

Pioneer Foundation Engineers Pvt Ltd

Bidder Name

Pioneer Foundation Engineers Pvt Ltd

Maccaferri environmental solutions Pvt ltd