CONTRUCTION OF RETAINING WALL IN BETWEEN JCOS MD ACCN BLDG NO JP-12 AND JP-13 UNDER GE GANGTOK

Amount

Rough excavation not exceeding 1.5 m deep and getting out in soft/loose soil for foundation of Retaining Wall all as specified and directed.

Rough excavation exceeding 1.5 m deep but not exceeding 3 m depth and getting out in soft/dis-integrated rock for excavation of slope hill to form made up GL all as specified and directed.

Excavation over areas not exc 1.50m in depth and getting out in soft/dis-integrated rock all as specified and directed.

M & L sand filling under floors or in foundations including watering and consolidation complete all as specified and as directed.

Demolition of Cement concrete concrete (unreinforced) of any description and in any position not otherwise specifically provided for complete all as specified and as directed.

M&L for plain cement concrete 1:3:6, type C2 using 40 mm graded stone aggregates as in foundation, filling and mass concrete complete all as specified and directed.

M&L for Plum concrete consisting of plain cement concrete 1:3:6, concrete type C-2 mixed with 25% of boulders as in retaining walls etc including plums of stone boulders(Basalt,trap or any other approved)of size 200mm to 300mm complete all as specified and as directed. Note: (a)Cross section of plum concrete retaining wall mentioned in TD Drg No SZ/TD/332/2015 Sheet No 1/1 as considered for PCC retaining wall.(b) Drawings can be seen in the office of the HQ 136 WE/GE Gangtok (during office hour) before quoting the rates.(c)Boulders will be measured and paid seperately against relevant item of this BOQ).

M&L for plain cement concrete (1:2:4), type B-1 using 20 mm graded stone aggregates in coping, bed plates, parepet, plinth course including weathering, slightly rounded or chamfered angles and throating complete all as specified and directed.

M&L for reinforced cement concrete M-25 (design mix) using 20 mm graded stone aggregates in beams, cantilevers, bressummers, lintels over 1.5m span complete all as specified and as directed.

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 rough finished surface of concrete all as specified and directed.

M&L for mild steel TMT Bars 10mm dia and over cut to length bend to shape required including cranking bending spirally for column, hooking ends & binding with and including mild steel mild steel wire (annealed not less that 0.90 mm dia or securing with chip) complete all as specified and directed.

M&L mild steel TMT Bars 5mm dia and over upto and including 10mm dia in stirrups, spacers and binders and over cut to length bend to shape required including cranking bending spirally for column, hooking ends & binding with and including mild steel mild steel wire (annealed not less that 0.90 mm dia or securing with chip) complete all as specified and directed.

Supply and fixing of 75mm bore PVC pipe (SWR) single socketed, in any length with rubber ring joints, as in weep holes complete all as specified and directed.

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

Dismantling existing MS hand rail of size 2m x 1.2m and refixing the same after completion of tiling work of any description including excavation of 2 Ns post hole for foundation and concrete for foundation of size 300mm x300mm x300mm size including finish the surface even and fair all as directed.

S&F of geosynthetic material 75mm dia as in weep holes cover complete all as specified and directed.

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

M&L for back filling of retaining walls using approved earth obtained from excavation n.exe 50M complete all as specified and directed.

M&L for hardcore of gauge n exc 63 mm, deposited, spread and levelled in layers not exc. 15 cm thick, watered and rammed to a true surface using broken stone or boulders complete all as specified and directed.

M&L for 100 mm thick plain cement concrete(1:2:4), type B-2 (40 mm graded stone aggregate) as in floor, hard standing, path etc including finish the surface even and fair without using extra cement complete all as specified and directed.

Supply and fixing of galvanised steel water tube 50 mm bore, medium grade with all fittings fixed complete to walls, ceilings laid in floor including taking up or down steel tubing and connections,including cleaning for refixing or removal to store complete all as specified and directed.

M & L Machine pressed precast concrete interlocking paver block any shape and size confirming to IS 15658-2006 of 60 mm thickness, M-35 Grade with Grey Cement and pigment complete all as specified and directed.

M & L Machine pressed precast concrete interlocking paver block any shape and size confirming to IS 15658-2006 of 60 mm thickness, M-35 Grade with Grey Cement and pigment except tiles complete all as specified and directed.

Supply only boulders exceeding 20cm to 30cm dia (Basalt,trap or any other approved)of size complete 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. Note 3:-The contract sum shall be arrived at after deducting amount of schedule of credit from the total quoted amount.

BIJAY MITTAL

KAMLESH ENTERPRISE

KARMA TSETEN BHUTIA

MAHENDRA KHAWAS

Damdoo Bhutia

RAAJ BANGAR

DHARMINDER SINGH

SANJAY KAUSHIK