Slope protection of slide area on left side of downstream of Dam of Parbati-III Power Station

Earth work in excavation by mechanical means (Hydraulic excavator)/ manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-in-charge. Hard rock (blasting prohibited)

Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-in-charge. All kinds of soil

Earth work in excavation by mechanical means (Hydraulic excavator)/ manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-in-charge. Ordinary rock

Supply and Installation of Self Drilling Anchors made of 40CR material with outer dia. of 38mm and inner dia. of 19mm, yield load carrying capacity of minimum 400KN in soil/ overburden/rock suitable for drilling placing and cement grouting. Installation with all accessories such as 75mm dia. drill bit, couplers,10mm thick base plate and nuts & bolts complete in all respect but excluding the cost of cement grouting which will be paid extra as per relevant BOQ Item.

Cement pressure grouting through hollow soil/ solid rock anchor of outer dia. 38mm in rock/over burden including all cost material & equipments required to complete the grouting work at desired pressure.

Supply and installation of high tensile wiremesh consisting wire dia. 3mm having minimum tensile strength of 150 KN / m and bearing resistance for puncturing / bursting strength should be 180 KN and shouldn't pass a stone size of 75mm dia. through mesh opening. The tensile strength of wire should be 1770 N/sqmm having with Zn Coating Class A or 95% Zn + 5% Al Class-B (Galfan) Coating as per ISO 7989-2 for treatment of slopes, including all cost of material (net, boundary rope & rope anchor etc comprising the complete system), labour, special labour and T&P required to complete the work in all respect in accordance with drawings, Technical Specifications and as per the direction of Engineer-in-charge. Product Manufacturer shall have in-house test facility for conducting longitudinal tensile strength and puncturing resistance test and shall be responsible for carrying out both test (longitudinal tensile strength and puncturing resistance) during PDI per lot in presence of representatives/s of EIC on his own expenses.

Supply & fixing 3D net including all cost of labour, material & T&P required for proper completion of work. 3D net is light weight three dimensional mat made of continuous monofilaments. 3D Net are made of three dimensional structure consisting of UV stabilized non degradable polypropylene/ polyethylene/nylon or similar polymer fibers that are extruded or heat bonded at the all contact points to provide a dimensionally stable Matrix for soil erosion protection with minimum tensile strength 2 KN/m in length & 1KN/m in cross direction having thickness 6.5 to 10mm, mass per unit 450-600GSM.

Providing & installing subsurface drainage pipes -perforated PVC pipe (lined with Non -woven Geotextile) of 75 mm internal diameters as per the drawings etc. complete including the cost of and as directed by Engineer -In –Charge

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%) Zinc coated, Mesh wire diameter 3.0 mm, 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, as per drawing, all complete as per direction of Engineer-in-charge.

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 40 mm nominal size)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level 1:2:4 (1 Cement : 2 coarse sand): 4 graded stone aggregate 20 mm nominal size)

Providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor etc., up to floor five level, excluding the cost of centering, shuttering and finishing: 1:2:4 (1 Cement : 2 coarse sand) : 4 graded stone aggregate 20 mm nominal size)

Providing and laying cement concrete in retaining walls, return walls, walls (any thickness) including attached pilasters, columns, piers, abutments, pillars, posts, struts, buttresses, string or lacing courses, parapets, coping, bed blocks, anchor blocks, plain window sills, fillets, sunken floor etc., up to floor five level, excluding the cost of centering, shuttering and finishing: 1:1.5:3 (1 Cement : 1.5 coarse sand) : 3 graded stone aggregate 40 mm nominal size) (As per Design Mix, Cement content considered @300Kg/cum)

Centering and shuttering including strutting, propping etc. and removal of form for: Walls (any thickness) including attached pilasters, buttresses, plinth and string courses etc.

Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

Carriage of excavated earth upto to lead of 3 km and disposal as per direction of Engineer in charge.

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