Rectification works of Velliyankallu Regulator cum Bridge at Thrithala across Bharathpuzha (Re-tender).

Amount

1. PHASE-1, CRITICALLY DAMAGED PORTION - RIGHT SIDE 141 m (DAR ITEMS)

RING BUND Type II Putting up ring bund with earth fille gunny bags of top width 1.0m bottom width 2.0m height 2.0 m 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 leads and lifts, all other incidental charges etc. complete as per the direction of departmental officers at site.

Bailing out water using engine and pump set of 5HP including conveyance to site and erection,cost of fuel, lubrication oil and other stores, pay of staff including cost and conveyance of all materials, labour charges, hire charges, all leads and lifts, all other incidental charges etc. complete as per the direction of departmental officers at site.

Labour charges for divers for finding & hooking washed away shutter including all equipments like oxygen cylinder, diving accessories, hire charges, all other incidental charges, conveyance charges etc complete as per the direction of departmental officers at site.

Providing Hydraulic Cranes for lifting washed away shutter including cost and conveyance of all materials, labour charges, hire charges, all other incidental charges hire charges of Crane, fuel charges etc complete as per the direction of departmental officers at site.

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, including hire charges of concrete cutter, 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 including cost and conveyance of all materials, labour charges, hire charges, all other incidental charges etc. complete as per the direction of departmental officers at site.

Shifting concrete blocks size 1.5x1.5x0.9m of approx. 5T, by chaining, lifting and relocating by crane at site itself including cost and conveyance of all materials, labour charges, hire charges, all leads and lifts, all other incidental charges etc. complete as per the direction of departmental officers at site.

Providing hot rolled Z steel sheet pile of size 400x185x7.5/8.5 sections confirming to IS 2314-1986 or hot rolled equivalent sheet piles having equal or more value of section modulus and thickness, driving down vertically in lines and levels interlocking with adjacent piles with suitable pile driving unit and all accessories including cost and conveyance of all materials, all labour charges, hire charges, all leads and lifts, all other incidental charges etc. complete as per the directions and in the presence of Asst. Engineer and Asst. Executive Engineer in charge of work and all professionals and officials, which shall be video graphed and recorded for reference.

5.49 : Constructing cast-in situ RCC diaphragm wall by providing and laying machinebatched, machine mixed, self compacting, ready mix reinforced cement concrete,tramie controlled, of M 30 grade using minimum 400 kg. cement per cum of concreteincluding providing and mixing required admixtures in recommended proportionsas per IS : 9103, as approved by the Engineer-in-charge, for achieving 150- 200mmslump, for diaphragm wall having thickness as per approved structural design notexceeding 600 mm, in pannels of required depth and lengths as per approveddrawing, including constructing necessary guide walls as required and as specifiedincluding boring in all kinds of soils and rocks, including working in or under water and / or liquid mud, in foul conditions and pumping or bailing out of water andremoving slush, including disposal of earth/ rock / slush etc. for all leads and alllifts, including preparing, providing and re-circulating bentonite slurry in the trenchas and when required for all depths, including agitating bentonite slurry duringtrenching etc., providing and fixing stop ends or form tubes, upto the requireddepth of diaphragm wall including extracting the same after casting, includingchipping off the bentonite adulterated concrete or unsound concrete up to the cutoff level for obtaining the sound concrete, dressing undulations on the exposedface of diaphragm wall after excavation by chipping / chiseling etc. including fillingthe depression/ cavities with sound concrete etc. complete and as directed by theEngineer-in-charge, including providing recess for bearing plates and fixing insertboxes for inclined rock anchors etc. complete as per the specifications and approveddesign and as directed by the Engineer-in- charge, .but excluding the cost of reinforcement and inserts. (rates include cost of all inputs of labour, material and T& P, cost of handling, lifting & placing in position the reinforcement cage in thetrench, including the additional cost of welding the reinforcement bars etc. involvedin the work and all other incidental expenditure for completing the work as directedby the Engineer-in-charge), However, the actual area of the diaphragm wall, correctto two places of decimal, from design bottom level to the design cut off level(including portion anchored in the rock upto the design bottom level) only shall bemeasured for payment.Excess/less cement used for design mix including the extra cement required forunder water concreting is payable / recoverable separately.

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 in position using epoxy resin anchor grout of approved make including the cost of reinforcement, cost and conveyance of all materials, labour charges, hire charges, all leads and lifts and all other incidentail charges etc. complete as per the direction of departmental officers at site.

Cleaning of exposed concrete surface of sticking material including looseand foreign material by sand blasting with coarse sand followed by andincluding cleaning with oil free air blast including cost and conveyance of all materials, labour charges, hire charges, all leads and lifts and all other incidentail charges etc. complete as per the direction of departmental officers at site.

Epoxy bonding of new concrete to old concrete including cost and conveyance of all materials, labour charges, hire charges, all leads and lifts and all other incidentail charges etc. complete as per the direction of departmental officers at site.

Providing and laying in position cement concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size) including cost and conveyance of all materials, labour charges, hire charges, all other incidental charges, watering, curing, scaffolding, nominal shuttering, ramming, all leads and lifts and excluding the cost of centering and shuttering etc. complete as per the direction of departmental officers at site.

Centering and shuttering including strutting, propping etc. and removal of form work for foundations, footings, bases for columns etc. for mass concrete including cost and conveyance of all materials, hire charges, labour charges, all leads and lifts and incidental charges etc. complete as per the direction of departmental officers at site.

Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete Thermo - Mechanically Treated bars of grade Fe 500 D or more including cost and conveyance of all materials, hire charges, labour charges, all incidental charges etc complete as per the direction of departmental officers at site.

shifting back the blocks size 1.5x1.5x0.9 approx 5T without steel rods fixed for lifting, by chaining using suitable crane and placing at required position and level including cost and conveyance of all materials, labour charges, hire charges, all leads and lifts and all other incidental charges etc. complete as per the direction of departmental officers at site.

DR PACKING FOR APRONS - Rough stone dry packing for apron with good quality blasted rubble including packing to compactness to lines levels including cost and conveyance of all materials, hire charges, labour charges, all leads and lifts and incidental charges etc. complete as per the direction of departmental officers at site.

2. PHASE-1, CRITICALLY DAMAGED PORTION - RIGHT SIDE 141 m (MoRTH ITEMS)

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 <br> Cement Concrete Grade M-15 & M-20 - By Mechanical Means <br> including cost and conveyance of all materials, hire charges, labour charges, all leads and lifts and incidental charges etc. complete as per the direction of departmental officers at site.

Excavation for roadwork in soil with hydraulic excavator of 0.9 cum bucket capacity including cutting and loading in tippers, trimming bottom and side slopes, in accordance with requirements of lines, grades and cross sections, and transporting to the embankment location within all lifts and lead upto 1000m including cost and conveyance of all materials, hire charges, labour charges, all leads and lifts and incidental charges etc. complete as per the direction of departmental officers at site.

Site leveling with sand at site including conveyance with lead distance of 3km, leveling the site after compacting with suitable tools to achieve the highest compaction possible, including conveyance of all materials, hire charges, labour charges, all leads and lifts and incidental charges etc. complete as per the direction of departmental officers at site.

Plain/Reinforced Cement Concrete in Open Foundation complete as per Drawing and Technical Specifications. PCC Grade M20 (without form work) including cost and conveyance of all materials, labour charges, hire charges, all leads and lifts and all other incidental charges etc. complete as per the direction of departmental officers at site.

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 including cost and conveyance of all materials, labour charges, hire charges, all leads and lifts and all other incidental charges etc. complete as per the direction of departmental officers at site.

A.Ibrahimkutty

Bidder Name

A.Ibrahimkutty

P.G. CONSTRUCTIONS