PROVN OF PROTECTIVE WORK (RETAINING WALL) AT MAIN RECEIVING STATION AT KALIMPONG UNDER GE 867 EWS

Amount

Rough excavation not exceeding 1.5 m deep and getting out in soft / loose soil, all as specified and as directed.

Rough excavation exceeding 1.5 m and not exceeding 3.0 m deep and getting out in hard / dense soil, all as specified and as directed.

Rough excavation exceeding 3.0 m and not exceeding 4.5 m deep and getting out in hard / dense soil, all as specified and as directed.

M&L for pre-cast cement concrete (1:3:6) block masonry, type C-1 (using 20mm graded stone aggregate) with solid blocks, exc. 10 cm in width and set in cement mortar(1:6), complete all as specified and as directed.

M&L for reinforced cement concrete (1:2:4) (nominal mix), type B-1 (using 20mm graded stone aggregate) in walls, retaining walls, basement walls, ballast walls and the like; any thickness; above top of footings; including attached pilaster and buttresses, including necessary formwork, all as specified and as directed.

M&L for cement concrete(1:3:6), type C-1 (using 20mm graded stone aggregate) in lintels upto 1.5m clear span, cills, steps; seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings upto 60 cm in height, copings, kneelers, apex stones, bed plates, kerbs, water troughs and the like including weathering, slightly rounded or chamfered angles and throating, including necessary formwork, all as specified and as directed.

M&L for flush pointing to block in course or ashlar masonry or concrete block walling in cement mortar(1:4), all as specified and as directed.

Excavating over areas, n exc 1.5 m deep and getting out in soft / loose soil, all as specified and as directed.

Excavating over areas, exc 1.5 m deep and n exc 3.0 m deep and getting out in soft / loose soil, all as specified and as directed.

Excavating over areas, exc 3.0 m deep and n exc 4.5 m deep and getting out in soft / loose soil, all as specified and as directed.

Excavating in trenches, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation, etc. or for shafts, wells, cesspits, manholes, pier holes, etc. n exc 10 sq m on plan and n exc 1.5 m in depth and getting out in soft / loose soil, all as specified and as directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exc 25 cm in soft / loose soil, all as specified and directed.

Removing excavated material (soils) n exc. 50m and depositing where directed at a level n exc. 1.5 m above the starting point, all as specified and directed.

Spreading and levelling in layers n exc. 25 cm thick, well ramming including watering as required, complete all as specified and as directed.

Raising only, spoil from excavations, etc. (Where not otherwise provided for) every additional 1.5 m or part thereof beyond the first 1.5 m when the spoil is to be deposited at a level exc. 1.5 m above the starting point for soils, all as specified and as directed.

M&L for cement concrete(1:3:6), type C-2 (using 40mm graded stone aggregate) in foundations, filling and mass concrete, all as specified and as directed.

M&L for reinforced cement concrete M-25 (design mix) (using 20mm graded stone aggregate) in foundations, including rafts, footings, foundation beams; plinth beams; bases for columns, etc.; basement slabs, under-reamed piles and mass concrete, all as specified and as directed.

M&L for reinforced cement concrete M-25 (design mix) (using 20mm graded stone aggregate) in walls, retaining walls, basement walls, ballast walls and the like; any thickness; above top of footings; including attached pilasters and buttresses, all as specified and as directed.

S&F of PVC(SWR) pipe 75mm dia single socketed in any length laid in trenches or as in weep hole, all as specified and as directed.

Use and waste of formwork to faces of walls, retaining walls, abutments, parapets and staircase railings and similar work including attached pillasters, buttresses, etc.; vertical or to batter for fair finished curved surfaces of concrete, complete all as specified and as directed.

Use and waste of formwork to sides of concrete foundations, footings, bases of columns, raft and raft beams, sides and soffits (if any) of foundation and plinth beams; and similar work; vertical or to batter for fair finished flat surfaces of concrete, complete all as specified and directed.

M&L for mild steel TMT bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips, all as specified and as directed.

M&L for mild steel TMT bars 6mm to 8mm dia, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips, all as specified and as directed.

M&L for mild steel TMT bars 5mm dia and over upto and including 10mm dia in stirrups, spacers and binders, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia or securing with clips, all as specified and as directed.

M&L for hardcore (broken stone or boulders) of gauge n exc. 63 mm, deposited, spread and levelled in layers n exc. 15 cm thick, watered and rammed to a true surface, all as specified and as directed.

M&L for 100mm thick plain cement concrete(1:4:8), type D-2, (using 40mm graded stone aggregate) as in sub-base, sub-floors, floors, pavings etc, all as specified and as directed.

M&L for 100mm thick plain cement concrete(1:2:4), type B-1, (using 20mm graded stone aggregate) as in sub-base, sub-floors, floors, pavings etc, all as specified and as directed.

M&L for hand packing (any thickness) at back of walls over arches etc. and raising (or lowering) to the required level using broken stone or boulders, all as specified and as directed.

Note 1:- (Applicable for all parts/items) : The biidders/contractors are advised to read tender document, all drawings & all corrigendum / amendments and general condition of contracts before entry / quoting the rates. Note 2:- Attention to bidder is hereby invited to upload revised BOQ if published during their bid submission. Uploading of incorrect/ pre-revised BOQ shall be treated as non bonafide and rejected.

MANOJ JINDAL

HEM RAJ GURUNG

G K SUTHAR

MS MAYA PRAKASH GOEL AND SONS

SANJAY SAW MILL

DEEP CHANDRA JOSHI