Flood mitigation works in Tvm city-Phase II- Side protection wall in the left bank of Karamana river down stream of Kundamankadavu check dam in Samrithi lane at Vilavoorkal Panchayath in Kattakada LA Constituency

Amount

Detailed estimate

60.7.6 : Supplying and stacking granite stone 20 to 45 dm3 for dumping works- Supplying at site of work granite stone 20 to 45 dm3 in size (60% 45m3,30%30 to 40dm3 and 10% 20 to 30dm3 stones) for measurement ( deducting not less than 15% for voids as fixed by the departmental officer at site) including all cost, conveyance, loading and unloading charges all other incidental charges all leads and lifts etc. complete as per the direction of the departmental officers at site.

60.7.7 : Conveyance and dumping of departmental granite stones-Conveyance of departmental granite stone 20 to 45 dm3 in size from stack at site and dumping in position (60% 45m3,30%30 to 40dm3 and 10% 20 to 30dm3 stones) to lines and levels to from the core of the sea wall as per approved design including all leads and lifts etc. complete as per the direction of the departmental officers at site.

16.96 : 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%), Zinic+10% Al alloy+PVC coated, Mesh wire diameter 2.7/3.7mm (ID/OD), 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 2.2/3.2mm(ID/OD), supplied @3% by weight of Gabion boxes, filled with boulders with least dimension of 200 mm, as per drawing, all complete as per directions of Engineer-in-charge

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

60.2.1 : EARTH WORK FILLING- Supplying contractors own earth including cost of conveyance and royalty and filling (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20 cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift up to 1.5 m.

Sign board

8.4.12 : Providing and fixing of retro- reflectorised cautionary, mandatory and informatory sign with 7years warranty manufactured as per IRC :67 made of Type IV micro prismatic grade sheeting fixed over aluminium sheeting, 2 mm thick/ aluminium composit material sheeting 4 mm thick with suitable back supporting frame of MS angle 25x25x3 and supported on GI pipe pole 50mm NB confirming to IS 1239 firmly fixed to the ground by means of properly designed foundation with M 15 grade cement concrete min size 45 cm x 45 cm x 60 cm, 60 cm below ground level including painting all exposed surface with 2 coats of epoxy painting over epoxy primer and as per approved drawing and clause 801 including lettering symbols etc. 50cmx 60 cm rectangular (Single chevron etc.)

Sreekantan Nair

Bidder Name

C SUBASH JOSE

Sreekantan Nair