DESIGNING OF PROTECTION WALL, PREPARATION OF CONCEPTUAL DRAWINGS & DESIGN CALCULATIONS, CONSTRUCTION OFPROTECTION WALLSFOR 220 KV D/C MIRBAZAR-LASIPORA TRANSMISSION LINE ATTOWER-TOWER-LP-2,LP-4,LP-5 AND LP-6 AT AT TURKAWANGAM AT RAMBI AARAH NALLAH,IN DISTRICT SHOPIAN- 1 Earth work in excavation by mechanical means (hydraulic excavator) in trenches for foundations, drains, pipes, cables etc. and for shafts, wells, cesspits and including all areas, including dressing of sides and ramming of bottoms with all leads and lifts, including getting out excavated earth and disposal of surplus excavated earth as directed, within a lead of 50 metres: 2 Dewatering at Site during and after execution,complete job (LS) 3 Nallah Diversion , during and after execution Complete Job (LS) 4 Providing and laying in position cement concrete of specified grade including curing but excluding the cost of centring and shuttering. All work upto Top level with:1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size) (a) MudMat( Including all carriages e.t.c) 5 Providing and laying in position specified grade of reinforced cement concrete including curing but excluding the cost of centering, shuttering, finishing and reinforcement. All works upto top level: (M20)1:1½:3 (1 cement : 1½ coarse sand : 3 graded stone aggregate 20 mm nominal size)complete job.(Including all carriages) 6 Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto top level. Thermo-Mechanically Treated bars of grade Fe-500D or more, including carriage of materials and placing under water conditions complete job.(Including all carriages ) 7 Centering and shuttering including strutting, propping etc. and removal of form for: Columns, pillars, piers, abutments, posts and struts. 8 Providing & making Gabion structure with Mechanically Woven Double Twisted Hexagonal Shaped Wire mesh Gabion Boxes as per IS16014:2012,MORTH Clause 2500, of required size, Mesh Type 10x12 (D=100 mm with tolerance of ± 2%) Zinc coated, Mesh wire diameter 2.7mm, 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 2.2mm, supplied @ 3% by weight of Gabion boxes, filled with boulders with least dimension of 200 mm, including cost of boulders ( Split Stones/quary stone including carriage), as per drawing, all complete as per direction of Engineer-in-charge,including carriage of materials complete job.. 9 Filling available excavated earth (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, with all leads and lifts 10 Providing and fixing 100mm dia PVC Pipe Wheep holes at staggered positions as per drawing
