maintenance and repair to MRBC, Disnet under M.I.section no.15-PART A - I :- Building Work Item No 1:- Dismantling the Stone Masonry in cement mortar including stacking the material with all lifts etc. complete as directed. Item No2:- Dismantling the old lime concrete or cement concrete including stacking the material with all lift setc. complete as directed. Item No 3:- Excavation in all kinds of soil including boulders up to 0.6 m diameter ( 0.113 cum) for canal, seating of embankment, filter drains / catch water drains etc., and placing the excavated stuff neatly in dump area or for formation of service road / embankment including cost of all materials, machinery, labour, dressing bed and sides to required level and profile etc. Complete with lead up to 1 km and all lifts as directed. Item No.4: Providing and laying rubble soling below foundation in layers including filling with rubble chips, murum etc. complete as directed. Item No.5: Providing and laying insitu cement concrete of grade M-10 of trap/ granite / quartzite/ graded metal for foundation and bedding with Batching Plantand Transit Mixer including placing, compacting, curingetc. complete with all lifts as directed. (a) M-10 (20 MSA) (Cement 4.40 bags/Cum) Item No. 6 : Providing and laying in situ cement concrete of grade M-15 of trap / granite / gneiss / quartzite / graded metal for PCC with or without surface reinforcement/RCC concreting requiring heavy or special type of shuttering for works of gallery, sluice, spillway crest, spillway down stream face, energy dissipating structures, intake structures, training walls, piers, abutments etc. with Batching Plant and Transit mixer with shuttering and scaffolding, placing, compacting, curing etc. complete with all lifts etc. complete. Section CC 3 A (A) M-15 (20 MSA) (Cement 5.64 bags/Cum) Item No.7:- Providing and fixing in position TMT-FE-500 bar reinforcement of various diameters for R.C.C.pilecaps, footings, foundations,slabs,beamscolumns, canopies, staircase, n ewels, chajjas, lintels pardis, copings, fins, archesetc.as per detailed designs, drawings and schedules. including cutting, bending, hooking the bars,binding with wires or tack weldingand supporting as required complete as directed. Item NO. 8 : Back filling up to ground level behind the canal structures etc. complete (without royalty) with suitable material of approved quality in layers not exceeding 20 cm without disturbing the structure etc. complete. As directed by Engineer in charge . Item No. 9 :- Labour charges for removing grass,thorny shurbs,Junglishurb, Kubabul and alike grass along and in the drain/canal making the ground clean by showel and phavaras etc.completeas Directed. Item No.10 :- Providing cohesive non-swelling (CNS) material lining to canals using selected material from approved borrow area including cost of all materials, machinery, labour, spreading soil in layers of thickness not more than 150 mm including providing 20 cm or so (perpendicular to side slope) of extra pride ,removing pride just prior to the placement of lining, breaking clods, watering, compacting to density control of not less than 95 percent or as stipulated, dressing to required profile etc., complete with lead upto1 km and all lift. Item No.11 :- Providing and laying polythenefilm of031properly manufactured from100% virgin granules confirming to I.S.2508-1984 with 1.5 to 2.5m.packagein rolls etc completeas directed(.A) 200 microns Item No.12 :-Providing and laying in situ M-15 (20 MSA)(28 days cube compressive strength not less than 15N/sqmm) grade cement concrete with clean, hard, graded aggegrates for canal lining for side and bed including cost of all materials, machinery, labour, cleaning with batching plant and transit mixer placing in position, finishing with all slope of canal including scaffolding, formwork, compaction, curing, by cutting grooves, filling with sealing compound and providing porous plugs preparation of sub grade etc. complete with an initial lead of 1 km and all lifts etc. complete as directed. a) For Bed Lining (Cement 5.64 bags/Cum) b) i) For Side Lining with curing compound (Cement5.64 bags/Cum) Item No.13:- Removing wet silt from canal bed with 15mtr.Lead and all lift including depositing the excavated stuff etc. Complete as directed. Item No.14 :- Providing R.C.C .pipe of NP2 class conforming to IS458 2003 of following diameter including cost of all material and labour required, inspection charges, transportation to stores, transit insurance, loading, unloading and stacking excluding GST levied by GOI and GOM in all respect etc.complete as directed. Item No.15 :- Laying and jointing R.C.C. pipe of NP2 class or IRC standard in C.M. 1:2, proportion by volume including cost of all materials (excluding pipes and collars), labour,aligning pipes, batching and mixing mortar, packing joints with hemp and mortar, finishing, curing etc.complete with all lifts as Directed. Item No.16 :- Providing casing embankment using selected pervious material available directly from excavation in layers including cost of all materials, machinery, labour, all other operations such as collection of material, spreading material in layer of specified thickness, sorting out, breaking clods, levelling, sectioning edges / sides, watering, compacting each layer to density control of not less than 95 % of Proctor density using vibratory compactor including cost of water etc. complete with lead upto1 km for water and all lifts as directed. Item No.17 :-Removing Np-2 and Np-3 class pipes including stacking at road side as directed by the Engineer in charge. Upto 900mm dia and above. etc complete Item N0.18:-Providing and layingin situ cement concrete of grade M-15of trap/granite/gneiss/ quartzite/ graded metal for foundation and bedding Batching Plant & Transit Mixer including centering, shuttering, scaffolding, placing, compacting, curing etc. complete with all lifts as directed. Item No.19 :- Providing and laying in situ cement concrete of grade M-15 trap/granite/ gneiss/ quartzite/graded metal for RCC works of retaining walls,piers,abutments,etc.with Batching Plant and Transit mixer including centering,shuttering,scaffolding,placing,compacting,curing etc. complete with all lifts as directed. (A) M-15 (20 MSA) (Cement 5.64bags/Cum) Item No.20:- Providing and laying weep holes of 110 mm diameter AC/PVC pipes as per drawing for abutment returns, return walls etc.Complete.
