Irrigation Department Tender

OD39212/2023-2024:A.S.E - Groynes works- Thiruvananthapuram- Supplying and Laying toe mound layer using 500 kg to 1000kg and secondary layer using 300kg to 600 Kg blasted granite stones of specific gravity not less than 2.65 as per approved design , including supply of stones, loading from quarry to tipper by crane and conveying to site, weighing on departmental weigh bridge for measurement , unloading and dumping and packing in position at site to lines and levels to form the armour layer over the secondary layer already laid, with heavier stones on top layer, by re-handling stones, packing for forming the section with the help of crane, floating arrangement if necessary, including hire and operational charges of all tools and plants , wages of divers and all sundry expenses , providing and maintaining the top surface of runway for the movement of vehicles, crane using spalls gravel or sand etc complete as per the direction of departmental officers at site

OD39216/2023-2024:A.S.E - Groynes works- Thiruvananthapuram- Supplying and Providing Armour Layer using 1500kg 2500kg blasted granite stones of specific gravity not less than 2.65 as per approved design , including supply of stones, loading from quarry to tipper by crane and conveying to site, weighing on departmental weigh bridge for measurement , unloading and dumping and packing in position at site to lines and levels to form the armoury layer over the secondary layer already laid, with heavier stones on top layer, by re-handling stones, packing for forming the section with the help of crane, floating arrangement if necessary, including hire and operational charges of all tools and plants , wages of divers and all sundry expenses , providing and maintaining the top surface of runway for the movement of vehicles, crane using spalls gravel or sand etc complete as per the direction of departmental officers at site

OD36925/2023-2024:Moulding and supplying cement concrete 2 cum(5T) tetrapod with graded aggregate of 40% 75mm to 40mm,30% 40mm to 20mm and 30% 20mm to 5mm using 380kg cement/ m3 of concrete as perapproved mix design of mix proportion 0.5:1.46:3.22 by weight of water cement, fineaggregate, coarse aggregate (specific gravity of fine aggregate and coarse aggregate should not be less than 2.73 and 2.5 respectively) and the cement shall be 43 grade or higher) minimumcube strength requirement (i) @7 day - 20 N/mm2 (ii) @ 28 day - 30 N/mm2 and minimumdensity of concrete 2.5 g/cc including hire and operational charges of tools and plants, mould,curing, rehandling and stacking charges etc., complete as per the instruction of departmental officers at site .

OD36959/2023-2024:Conveying 2cum (5T) tetrapod from stacking yard and placing in position in two layers according to specification and forming the armour layer of groynes to lines and levels over the secondary armour layer including hire and operational charges of tools and plants etc., complete as per the direction of the departmental officers at site

OD37057/2023-2024:Moulding and supplying cement concrete 1 cum(2.5T) tetrapod with graded aggregate of 40% 75mm to 40mm,30% 40mm to 20mm and 30% 20mm to 5mm using 380kg cement/ m3 of concrete as per approved mix design of mix proportion 0.5:1.46:3.22 by weight of water cement, fine aggregate, coarse aggregate (specific gravity of fine aggregate and coarse aggregate should not be less than 2.73 and 2.5 respectively) and the cement shall be 43 grade or higher) minimum cube strength requirement (i) @7 day - 20 N/mm2 (ii) @ 28 day - 30 N/mm2 and minimum density of concrete 2.5 g/cc including hire and operational charges of tools and plants, mould,curing, rehandling and stacking charges etc., complete as per the instruction of departmental officers at site .

OD37065/2023-2024:Conveying 1cum (2.5T) tetrapod from stacking yard and placing in position in two layers according to specification and forming the armour layer of groynes to lines and levels over the secondary armour layer including hire and operational charges of tools and plants etc.,complete as per the direction of the departmental officers at site

OD38914/2023-2024:Conducting Bathymetric survey for 5 profiles at 50 m intervals for a depth of 10m in the sea including plotting, profiling and submitting the reports in soft and hard copy etc.as per the direction of departmental officers at site etc complete.