Construction of Thurkki bridge at Kalpetta in Wayanad district- Balance work

Amount

APPENDIX -A -BRIDGE PROPER

VRCC M30 design mix using 20mm broken stones for moulding pile caps of abutment A1 & A2 including all cost, conveyance , labour charges, hire charges for form work , watering , curin g,etc. complete but excluding the cost of reinforcement.2

Supplying and Fitting and placing un-coated HYSD bar reinforcement in foundation complete as per drawing and technical specifications.

Providing and laying a burried expantion joint expantion gap being 20mm , covered with 12mm thick 200mm wide galvanised weldable structural steel plate as per IS. 2062 placed symmetrical to cetre line of the joint, resting freely over the top surface of the deck concrete, welding of 8mm dia,100mm long galvanised nails spaced 300mm c/c along the centre line of the plate, all as specified in clause 2604. and filling the gap with bitumen saw dust mix etc complete

Providing and applying 2 coats of water based cement paint to unplastered concrete surface after cleaning the surface of dirt ,oil, grease, efflorescence and applying paint @1 litre for 2 sqm

APPENDIX -B -SIDE PROTECTION

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 back filling with approved material

Plain cement concrete 1:3:6 nominal mix in foundation with creshed stone aggregate 40mm nominal size mechanically mixed , place in foundation and compacted by vibration including curing for 14 days

Plain /Reinforced cement concrete in foundation complete as per drawing and technical specifications- for RCC belts

APPENDIX -C-FORMATION OF APPROACH ROAD

Construction of embankment with approved material obtained from borrow pits with all lifts and leads transporting to site , spreading grading to required slope and compacting to meet requirenment of table 300-2

Appendix -D

Construction of granular sub- base by providing close graded material,spreading in uniform layers with motor grader on prepared surface, mixing by mix in place method with rotavator at OMC, and compacing with vibratory roller to achieve the desired density, complete as per clause 401

Providing, laying, spreading and compacting graded stone aggregate to Wet Mix Macadam on well prepared surface and compacting with vibratory roller to achieve the desired density.

Providing and applying primer coat with bitumen emulsion on prepared surface of granular Base including clearing of road surface and spraying primer at the rate oif 0.60 Kg/sqm using mecahn ical means.

Collection and supply of 12 m size hard granite metal including stacking on road side in standard profiles for measurements etc. complete ( IRC 3.2.1 a)

Collection and supply of 6 mm size hard granite metal including staching on road side in standard profiles for measurements etc.complete (IRC 3.2.1 a)

Providing, laying and rolling of close-graded premix surfacing material of 20 mm thickness composed of 11.2 mm to 0.09 mm (Type-A) aggregates using viscosity grade bitumen ( VG - 30) to the required line, grade and level to serve as wearing course on a previously prepared base, including mixing in a suitable HMP of appropriate capacity not less than 75 tonnes/hour., laying and rolling with a Smooth wheeled roller 8-10 tonne capacity, and finishing to required level and grade.

Providing sand piles 600 mm dia Using sand and disposal of MS cone including hire charges etc. complete

Roughstone dry packing below culvert bed including all cost and conveyance and labour charges etc. complete

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

Dry stone masonry work for foundation and superstructure of retaining walls as per drawing and technical specifications etc,. complete.

Dry stone masonry work for foundation and superstructure of retaining walls using departmental granite boulders as per drawing and technical specifications etc,. complete.

NAMSHAD A.

TC THANKACHAN

SHAJI V J

Abdul Kareem KM

Bidder Name

NAMSHAD A.

TC THANKACHAN

Abdul Kareem KM

SHAJI V J

K.A ABDUL KHADER