GENERAL-Rectification of Velliyamkallu Regulator Cum Bridge at Thrithala across Bharathapuzha - Phase 2 - Rectification works of Velliyamkallu RCB Phase - II including reconstruction of damaged retaining wall - General Civil Work.

Amount

Appendix-A-Part 1-Rectification works of velliyamkallu RCB- DAR Items

OD20259/2023-2024:(RING BUND Type II Modified) Putting up ring bund with earth filled gunny bags of top width 2.50m bottom width 8.50m average height 3.50m side and filling in between with earth to form ring bund and maintaining the same leak proof till the completion of the work and clearing the site by dismantling the bund after completion of the work including cost and conveyance of all materials, labour charges, hire charges, all lead and lift, all other incidental charges etc. complete as directed by the departmental officers at site

60.2.2:Bailing out water Using 5HP Pump- Bailing out water with 5HP engine and pump set including conveyance to site and erection,cost of fuel, lubrication oil and other stores, pay of staff etc complete

60.2.5:BAILING OUT WATER USING PUMP ABOVE 20HP AND UP TO 30HP -Bailing out water with engine and pump set above 25HP and up to 30HP, including conveyance to site and errection,cost of fuel, lubrication oil and other stores, pay of staff etc complete

OD18318/2024-2025:Providing hot rolled Z12-770 steel sheet piles of size 770x343.5x8.5mm conforming to EN-10248 (European standard) with LARSSEN interlocks subject to the fulfilment of conditions of minimum thickness not less than 8.5mm, unit weight not less than 94.54 kg/sqm, minimum section modulus per meter of wall not less than - 1021 cm3/m, minimum yield strength of steel 350 MPa, driving down vertically in lines and levels interlocking with adjacent piles in position with vibratory pile driving unit and all accessories including all labour, hire charges etc. complete and as per the directions and in the presence of departmental engineers in charge of work, which shall be video graphed and recorded for reference.

OD1457/2022-2023:Concrete cutting of M15 and above to a depth of 300mm in a line using cutting tool for separating the concrete portion to be demolished by pneumatic tools @ 1.5m3 per hr to achieve vibration free demolishing of concrete, including all men and machinery as per the direction of engineer in charge at site and then dismantling of concrete portion, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all liftsand lead of 1000 metres<br>Cement Concrete Grade M-15 & M-20 - By Mechanical Means for 1 m with a depth of 0.30 m

OD1729/2022-2023:Shifting concrete blocks size 1.5x1.5x0.9m of approx. 5T , by chaining, lifting and relocation by crane or any other means at site itself with a lead distance of 50m,including all charges and as per the direction of engineer in charge at site

OD1567/2022-2023:Fixing steel bars between new and old concrete by drilling suitable holes in reinforced or plain cement concrete with power driven drill machine to a depth of 300mm in slabs to introduce steel bars including fixing the steel bars of 20mm diameter in position using epoxy anchor grout of approved make including cost and conveyance of all materials, labour charges, hire charges, all lead and lift, all other incidental charges etc. complete as directed by the departmental officers at site.

26.37:Cleaning of exposed concrete surface of sticking material including loose and foreign material by sand blasting with coarse sand followed by and including cleaning with oil free air blast as per direction of Engineer in charge.

OD1568/2022-2023:Epoxy bonding of new concrete to old concrete with epoxy ( material code no 7913 of DSR ) including cost of all materials, labour charges etc complete and as per direction of departmental officers at site

4.1.5:Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size)

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

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

OD1739/2022-2023:Shifting back the block size 1.5x1.5x0.9 m approximate 5T without steel rods fixed for lifting by chaining using suitable crane with lead distance of 50m and placing at required position and level including all charges and as per the direction of engineer in charge at site

OD37571/2023-2024:Removing/relaying of steel embedded parts in a weir as per the direction of engineer in charge at site, excluding the cost of steel embedded parts

OD8721/2024-2025:DR PACKING FOR APRONS - Rough stone dry packing for apron with good quality blasted rubble with minimum size 85 cm , including packing to compactness to lines levels, cost and conveyance of all materials labour charges etc. complete as per direction of Departmental officers at site

60.7.2:DR PACKING Under foundation - Dry stone packing under foundation with good quality blasted rubble including conveyance of material and labour charges etc. complete as per direction of departmental officers at site.

OD1573/2022-2023:Filling gaps of 75 mm between block apron of size 1.50 x 1.50 x 0.90 m with 63 mm stone aggregate including cost and conveyance of all materials, labour charges, hire charges, all lead and lift, all other incidental charges etc. complete as directed by the departmental officers at site

Part 2- Rectification work of Velliyamkallu RCB - MORTH Items

2.4.2.A:Dismantling of existing structures like culverts, bridges, retaining walls and other structure comprising of masonry, cement concrete, wood work, steel work, including T&P and scaffolding wherever necessary, sorting the dismantled material, disposal of unserviceable material and stacking the serviceable material with all lifts and lead of 1000 metres Cement Concrete Grade M-15 & M-20 - By Mechanical Means

12.1.B.1:Earth work in excavation of foundation of structures as per drawing and technical specification, including setting out, construction of shoring and bracing, removal of stumps and other deleterious matter, dressing of sides and bottom and backfilling with approved material. Ordinary Soil - Depth upto 3m - Mechanical Means

12.8.B:Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications PCC Grade M20 (Without formwork)

13.10:Providing and laying of Filter media with granular materials/stone crushed aggregates satisfying the requirements laid down in clause 2504.2.2. of MoRTH specifications to a thickness of not less than 600 mm with smaller size towards the soil and bigger size towards the wall and provided over the entire surface behind abutment, wing wall and return wall to the full height compacted to a firm condition complete as per drawing and Technical Specification.

Appendix-B - Reconstruction of damaged and collapsed wall

15.2.1:Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in-Charge.Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

2.6.1: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 50 m and lift up to 1.5 m, disposed earth to be levelled and neatly dressed.All kinds of soil

OD1579/2022-2023:Supplying and spreading Quarry muck consisting of pebbles of various sizes (Maximum nominal size not to exceed 60mm) including cost and conveyance of all materials, labour charges, hire charges, all lead and lift, all other incidental charges etc. complete as directed by the departmental officers at site

OD1580/2022-2023:Chipping and Removing top of R.C.C piles to lines and levels carefully without any damages to the remaining portion and removal of debris up to a distance of 150 m including all charges as per the instruction of Departmental Officers at site.

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

4.3.2:Centering and shuttering including strutting, propping etc. and removal of form work for:Retaining walls, return walls, (any thickness) including attached pilasters, buttresses, plinth and string courses fillets, kerbs and steps etc.

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)

5.33.1:Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer - in-charge. Note:- Cement content considered in this item is @ 330 kg/ cum. Excess or less cement used as per design mix is payable or recoverable separately.All work upto plinth level

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

60.6:PVC WEEP HOLES- Providing weep holes using 75mm dia. PVC pipes working pressure 4kg /sq.cm including cost of materials, conveyance, labour charges etc. complete.

OD1582/2022-2023:Preparation of inverted filters for proper drainage through weep holes using 40 mm, 20 mm, 10 mm and 6 mm aggregates (0.4m x 0.4m x 0.4m)- including cost and conveyance of all materials, labour charges, hire charges, all lead and lift, all other incidental charges etc. complete as directed by the departmental officers at site

OD19405/2024-2025:Vertical load testing of piles in accordance with IS 2911( Part IV) including installation of loading platform and preparation of pile head or construction of test cap and dismantling of test cap after test etc. complete with all charges as per specification & the direction of engineer -in-Charge. Single pile above 100 tonne and upto 200 tonne capacity- Routine test

OD1587/2022-2023:Boring, providing and installing Bored Cast- in- situ -RCC piles of grade M30 of 900mm diameter and length below the pile cap to carry a safe working load not less than specified ,excluding the cost of steel reinforcement but including the cost of boring , with bentonite solution and temporary casing of appropriate length for setting out and removal of same and the length of the pile to be embedded in the pile cap including cost for hire and running charges of hydraulic piling with power units etc including complete accessories and shifting at site etc all complete as per approved design including removal of excavated earth with all lead and lifts etc. as directed by the departmental officers at site ( length of pile for payment shall be measured upto bottom of pile cap) - Through soil

OD1588/2022-2023:Boring, providing and installing Bored Cast- in- situ -RCC piles of grade M30 of 900mm diameter and length below the pile cap to carry a safe working load not less than specified , excluding the cost of steel reinforcement but including the cost of boring , with bentonite solution and temporary casing of appropriate length for setting out and removal of same including cost for hire and running charges of hydraulic piling with power units etc. including complete accessories and shifting at site etc all complete as per approved design including removal of excavated earth with all lead and lifts etc. as directed by the departmental officers at site -For embedding in to hard Rock

2.16.3:Close timbering in trenches including strutting, shoring and packing cavities (wherever required) complete (Measurements to be taken of the face area timbered).Depth exceeding 3 m but not exceeding 4.5 m

P.G. CONSTRUCTIONS (BID ID -2066049)

Bidder Name

A.Ibrahimkutty

P.G. CONSTRUCTIONS