CONSTRUCTION OF CHEKDAM ON RAGDA NALA UNDER SERAIKELLA BLOCK

Jungle clearance in borrow area,building premises,flanks and slopes on the road,canals and embankment by removing the grass and the jungle bushes from the top including weeding out shrubs including roots and levelling etc. complete as per direction of E/I.(Vide Item No. - 5.1.3.1 PART-B) (PART-A 2.02(201)

Earth work in excavation of foundation trenches of toe wall,spillway,head regulator, outlet, intake well etc. as per designed section in all kinds of soil including moorum soil, soil mixed with kankar, pebbles and boulders upto 300mm size and disposal of the same (beyond 50 m away from the edge of the trenches) with initial lead of 150m and initial lift of 1.5 m as per specification and direction of E/l.(Vide Item No. - 5.1.14.1 PART-B)

Earth work in excavation of foundation trenches of toe wall, spillway, head regulator, intake well and outlet etc. as per designed section in ordinary rock or soft rock (where blasting is not needed) (Vide classification of soil item-C) with disposal of soil (beyond 50 m from the edge of the trenches) with initial lead of 150 m and lift of 1.5 m as per specification and direction of E/l.(Vide Item No. - 5.1.15.2 PART B)

Extra for wet earth all complete as per specification and direction of E/I.(Vide Item No. - 7.1.22 PART-B)

Providing and laying P.C.C. or R.C.C. M-150 with nominal mix of (1:2:4) in various component of barrage foundation with approved quality of 20mm graded coarse aggregate of required grade as per design and approved quality of sand of requisite F.M (2.5 to 3.0) washed and screened excluding cost of shuttering or form work as well as of reinforcement, its cutting, bending, binding and placing but including necessary tools and plants,vibrating, curing, royalty and all taxes etc. complete job as per specification and direction of E/l.(Vide Item No. 6.3.3),(5.3.1.2 BCD)

Providing rough dressed random rubble stone masonary in CM (1:4) in foudation with approved quality of coarse sand of requisite F.M. (2.5 to 3.0) washed and screened with raking out joints,curing scaffolding and its removal wherever required including royalty and all taxes etc. complete job as per specificition and direction of E/l.(Vide Item No. PART-B 5.4.8)( PART-A 4.28)

Providing rough dressed random rubble stone masosry in cm. (1:4) in superstructure with approved quality of coarse sand of requisite F.M. (2.5 to 3.0) washed and screened with raking out joints,curing scaffolding and its removal wherever required including royalty and all taxes etc. complete Job as per specificition and direction of E/l.Vide Item No. PART-B 5.4.11)( PART-A 4.31)

Providing and laying P.C.C. or R.C.C. M -200 with nominal mix of (1:1.5:3) in various components of barrage superstructure with approved quality of 20mm graded coarse aggregate of required grade as per design and approved quality of sand of requisite F.M. (2.5 to 3.0) washed and screened excluding cost of shuttering or form work as well as of reinforcement,its cutting, bending, binding and placing but including necessary tools and plants, vibrating, curing, royalty and all taxes etc. complete job as per specification and direction of E/l.(Vide Item No. 5.3.9.1 BCD)

Providing T.M.T. reinforcement (tor steel) as per approved design,drawing,removal of rust,cutting, bending, binding including supplying annealed wire,placing M.S. rods in position all complete as per specification and directions of E/l.(Vide Item No. 5.5.4 BCD)

Providing Centering and shuttering including strutting, proping etc.and removal of form for foundations, footings, bases of columns, etc. for mass concrete. (wrd 5.3.17.1)

Supplying laying boulder in rock toe,heel trenches of the dam as per design,drawing including the cost of materials,royalty and all taxes etc. but excluding the cost of carriage all complete as per specification and direcition of E/I.(Vide Item No. PART B 5.6.4),(PART A 6.4)

Providing 25 mm thick cement plaster (1:4) with approved quality of sand of requisite F.M. (2.5 to 3.0) washed and screened including curing, scaffolding wherever required and its removal royalty and all taxes etc. complete job as per specification and direcition of E/l.(Vide Item No. PART B 5.5.5),(PART A 3.12)

Providing weep hole with dry graded stone filter of 20 mm to 40 mm size in abutment and wing wall as per specification and direction of E/l.((Vide Item No. PART B 6.7.6),(PART A 6.9)

Supplying of 300 mm dia. NP2 R.C.C. hume pipe with collar as per I.S.S. 458-1971.[Part-B,Pg - 71, M-300 (v),Sl.No.-10.5]

Labour for laying,fitting and fixing 300 mm dia. NP2 hume pipe with collars in line,level and grade,as well as providing approved jointing materials and joints properly filled to make them water proof,all complete as per specification and direction of E/I.(Vide Item No. 7.6.1.3) /Corrigendum of Part-B,Pg No.-42.

Earth work in filling foundation trenches or back filling of masonry structures with suitable earth in layers not exceeding 150mm thick well watered, rammed and fully compacted and finally dressed with earth obtained from excavation of foundation trenches and kept at a lead of 30m and initial lift 1.5m complete as per specification and direction of E/l.(Vide Item No. 6.1.16 PART-B)

Dewatering by 10 HP diesel pump all complete job.((Vide Item No. PART B PM-29, PAGE NO.-83)

Carriage of materials: - (i) Cement -

(ii) Sand -

(iii) Stone Chips -

(iv) Boulder -

(v) Hume Pipe -

Add GST @ 18%

Add Labour Cess @1%