SPECIAL REPAIR FOR REPLACEMENT OF OH PRESSED STEEL TANK TO SMC TANK AND CERTAIN REVENUE WORK AT VAIRENGTE MIL STN UNDER GE SILCHAR

Amount

PART-I (B/R WORKS) Excavation over areas, n exc 1.5 m deep and getting out in soft / loose soil complete all as specified and directed.

Excavation over areas, exc 1.5 m but n.exc 3.00m deep and getting out in soft / loose soil complete all as specified and 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 and getting out in soft/loose soil complete all as specified and directed.

Excavating in post holes (or similar holes) each n exc 0.5 cum, getting out in soft / loose soil , returning, filling in and ramming earth or broken rubble mixed with earth around, in layers not exceeding 25 cm complete all as specified and directed.

Returning filling in incl watering, ramming in layers n.exc. 50cm thick in soil and depositing where directed at a level n.exc 1.5m above the starting point, complete all as specified and directed.

Removing excavated surplus soil to a distance n.exc. 50m and depositing where directed at level n.exc. 1.50m above the starting point complete all as specified and directed.

M&L for Hardcore of broken bricks of gauge n exc. 63 mm, deposited, spread and levelled in layers n exc. 15 cm thick, watered and rammed to a true surface complete all as specified & directed.

Material and labour for PCC 1:4:8 type D2 using 40 mm graded stone aggregate in foundations, filling and mass concrete complete all as specified and directed.

M&L for Reinforced cement concrete 1:1.5:3 using 20 mm graded aggregate as in foundations, including rafts, footings, foundation beams, plinth beams, bases for columns, etc., basement slabs, under-reamed piles and mass concrete complete all as specified and directed.

M&L for Reinforced cement concrete 1:1.5:3 using 20 mm graded aggregate as in columns,pillars, piers etc, complete all as specified and directed.

Material and labour for Formwork to sides of 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 rough finished flat surface of concrete complete all as specified and directed.

Material and Labour for Formwork to sides of pillars, posts, struts, piers, columns and stanchions for rough finished surfaces of concrete complete all as specified and directed.

Material and labour for mild steel TMT bars 10mm dia and over cut to length bend 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 secruing with clips complete all as specified and directed.

All as per Item No 32 but 5mm dia and over upto and including 10mm dia in stirrups, spacers and binders complete all as specified & directed.

Material and labour brick work with sub class ‘B’ brick straight or curved on plan exc 6 mtr mean radius built in cement mortar 1:6, complete all as specified and directed.

M&L for 100 mm thick PCC 1:3:6 type C2 (using 40 mm graded stone aggregates) as in subbase flooring finished even & fair complete all as specified & directed.

M&L rendering 15 mm thick cement rendering in two layer each of 10+5 mm thick on fair faces of brick wall or concrete surfaces in CM 1:4 & water proofing compound mixed with second layer @ 3% finished even and fair complete all as specified & directed. Note -Rate of WPC deemed to be included.

PART-I (E/M WORKS) Dismantling of old rusted pressed steel tank of capacity 25 KL/ 27 KL complete all as specified and directed.

Dismantling of corroded/rusted/defective cross arm of MS channel or angle of any section, complete all as specified and directed.

Dismantling of existing U/S broken steel structure of water level indicator, complete all as specified and directed.

Supply, hoisting, installing and connecting pre frabrciated Hot press moulded sheet, sheet moulding compund (SMC) panel tank in size of 3mx3mx3m having 27 KL capacity laid over Sintex prefabricated HDG grillage (HOT DEEP GALVANIZED) channels and SMC panel tank consisting with closed topical nipple for inlet, outlet and overflow connections confirming to IS -12701-96 inlcuding external FRP Ladders, also supply and fixing PTMT 100mm dia ball including all fittings, inlcuding provn of all inlet , outlet, overflow and drain pipe fittings complete over RCC plihtn/beam, complete all as specified and directed.(Make: Sintex/Polyplast/Diplast / Sovisy or equivalent as approved by GE) Note : The Contractoer shall provide the load bearing report of existing iron frame structure from any recognized / Govt approved nationalised Institute before installation of new Tank on it & the cost for the same will be born by the Contactor

M&L for rolled MS Joist, channel, angle, or tee sections, fixed independently, without connecting plates, etc. (cut to ordinary lengths i.e. within 20mm of the length indicated) conforming to FE-410-W (Gde-E-250 quality -B), complete all as specified and directed.

M&L for water level indicator with following materials:- (a) Angle iron ISA 4040, 3 mm thick -7.00RM (b) MS plate 3mm thick 10 cm wide - 3.00 RM (c) Nylon rope 5 mm dia with MS Pully-15RM (d) PVC float ball 150 mm dia -01No. ((e) PCC 1:>3:6 type C1 with 20mm graded stone aggregate -0.50CuM (f) Painting two coats of black paint over a coat of red oxide and marking the water level as per the UG sump capacity, complete all as specified and directed. (g) Arrow shaped weight marker for water level indicator fabricated from 100mm x100mm thick MS flat of lenght 100mm duly painted with two coats of white colour synthetic enamel paint over a top of red oxide primer, complete all as specified and directed.

Shifting of Centrifugal Pump of capacity 10HP from existing location at pump house No.04 to near JN line entrance gate with the help of manpower and suitable equipments etc incl disconnection of electrical wires/cables and GI pipes and reconnedcting same at the new location including foundation of pump for smooth fucntioning of service , complet all as specified and directed. Note:- (i) Contractor must visit the site before quoting rate. (ii) Shifting must be perform carefully. Any damage of the LT Panel shall be attributed to the Contractor. (iii) During reinstallation of the LT Panel wires/cable required if any will be provided by the department/however all new lugs, cbale glands, nut bolt etc shall be deemed incl int he quoted rate.

Shifting of LT Feeder panel from existing location at pump house No.04 to near JN line entrance gate with the help of manpower and suitable equipments etc incl disconnection of electrical wires/cables and reconnedcting same at the new location for smooth fucntioning of service , complet all as specified and directed. Note:- (i) Contractor must visit the site before quoting rate. (ii) Shifting must be perform carefully. Any damage of the LT Panel shall be attributed to the Contractor. (iii) During reinstallation of the LT Panel wires/cable required if any will be provided by the department/however all new lugs, cbale glands, nut bolt etc shall be deemed incl int he quoted rate.

Dismantling SMC tank of capacity 40KL carefully with the help of man power from pumpm house No. 04 and shift to near JN line entrance gate for reisntalling with copmplete connection inlet/outlet connection of pipe and connected accessorie, commissioning and testing complete all as specified and directed. Note:- (i) The rate shall be deemed to be included for providing all arrangment for carefully handling/conveyance and transportation of equipment by menas of crane/chain pully block/recovery van and vehicles as per requirement and directed.

Cutting existing steel tubing for alteration or addition for 100mm bor GI pipe near pump house for inserting the TEE of size 100x100x80, complete all as specified and directed.

Taking up and down steel tubing 100mm bore and connections including cleaning for refixing or removal to store, complete all as specified.

Taking up and down steel tubing 80mm bore and connections including cleaning for refixing or removal to store, complete all as specified.

Taking up and down steel tubing 50mm bore and connections including cleaning for refixing or removal to store, complete all as specified.

Relaying of old steel tubing 100 mm bore after cleaning all slits, dirt, mud scales and connections in new or old position in trenches, walls or floor, complete all as specified and directed.

All as per Item No. But of size 80mm bore.

Supply, lay and fix 100mm bore galvanised iron water tube medium grade with all fitting and laid in trenches complete all as specified and directed.

Supply, lay and fix 80mm bore galvanised iron water tube medium grade with all fitting and laid in trenches complete all as specified and directed.

Supply, lay and fix 50mm bore galvanised iron water tube medium grade with all fitting and fixed to wall/ceiling or laid in floor, complete all as specified and directed.

Material and labour for construction of valve pit chamber of size 900x900x900mm out of Brick work and PCC work including excavation, fabrication chamber cover wirh 3.15mm thick MS plate and 50x50x6mm angle iron frame and painting of chamber cover with two coat of synthetic enamel paint over one coat of red oxide primer complete all as specified and directed.

Material and labour for construction of valve pit chamber of size 600x600x600mm out of Brick work and PCC work including excavation, fabrication chamber cover wirh 3.15mm thick MS plate and 50x50x6mm angle iron frame and painting of chamber cover with two coat of synthetic enamel paint over one coat of red oxide primer complete all as specified and directed.

Supply and fix Cast iron sluice valve with stainless steel spindle and cast iron hand wheel complying with IS:14846-2000, class PN 1.6 both ends flanged with 2 Nos rubber insertion gasket joints, nuts, bolts & washers of required size & Nos complete of bore size 100 mm complete all as specified.

Supply and fix Cast iron sluice valve with stainless steel spindle and cast iron hand wheel complying with IS:14846-2000, class PN 1.6 both ends flanged with 2 Nos rubber insertion gasket joints, nuts, bolts & washers of required size & Nos complete of bore size 80 mm complete all as specified.

M&L preparation of steel surfaces by scrapping of old painted surfaces and painting one coats of synthetic enamel paint on iron staging /cover of valve pit chamber and GI pipe with colour as approved by GE , complete all as specified and directed.

Material and labour for laying of bricks locally available sub-class 'B' brick (old size) for cable protection cover laid flat and dry in trenches over the cable perpendicular to the directon of cable complete all as specified and directed.

Supply and spread sand in trenches as sand cushioning to under ground cable for protection with fine river sand and provide reqd cover after punning down complete all as specified and directed. Note : Thickness of sand cushion after punning down will be measured and paid.

Supply, fixing, commioning & testing of XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, Electric power cable (heavy duty) with aluminium conductors, 1100 volts, grade cross sectional area 50 Sqmm 3.5 core laid in trenches/fixed to wall/under road/pipe etc with and including copper cable glands & copper thimbles complete all as specified and directed.

Supply, fixing, commioning & testing of XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, Electric power cable (heavy duty) with aluminium conductors, 1100 volts, grade cross sectional area 10 Sqmm 2 core laid in trenches/fixed to wall/under road/pipe etc with and including copper cable glands & copper thimbles complete all as specified and directed.

Supply and laying 40 mm bore galvanised iron tubing, light grade with all fittings for passing of cables along pole with suitabble size of clamps , fixed to wall or laid in trenches including taking out of old steel tubes, & making good with PCC 1:2:4 type B-2 as directed complete all as specified

Material and labour for Air termination, single pointed, copper rod 12mm dia and 300mm long with necessary fixing arrengment complete all as specified and directed.

Material and labour for Aluminium strip 25x3.15 mm with saddles and fixing screws etc for roof/wall conductors and down conductors above the ground complete all as specified and directed.

Material and labour for test point terminal block made of gun metal or phosphorus bronze size 75x75x25 mm drilled and screwed including 3 Nos, 8 mm dia 25 mm long, head screw complete all as specified and directed.

Material and labour for earthing with galvanised steel earth plate electrode 60cmX60cmX 6mm thick burried directly in ground (earth pit not less than 2.25 mtr below ground level) with top edge of the plate not less than 1.5 mtr below ground level connected to earth wire 4 mm dia GI wire with mild steel nuts bolts checknuts & washers and connected to equipment as directed incl funnel with Gi medium grade watering pipe 20 mm bore , wire mesh , charcoal or coke and commn salt in alternate layers of 15 cm compacted thickness all around the earth electrode with concrete pit in PCC 1:3:6 type C-1 with 50 mm thick precast RCC cover in PCC 1:2:4 type B-1 cover slab reinforced with 8 mm dia deformed bars @ 15 cm c/c with suitable handle of 10 mm dia round bar , 15 mm bore medium grade pipe for earth lead protection incl necessary excavation and earth wok in soft / loose soil and disposal of spoil to a distance n exc 50 m and necessary testing complete all as shown in electrical plate No 3 of MES SSR Part-I complete all as specified and directed.