REPAIR MAINTENANCE OF RAIN WATER HARVESTING STRUCTURE UNDER GE U WATER SUPPLY DELHI CANTT 10

Amount

Drilling 250 mm (10") bore hole by rotary method at any depth below soil/rock upto 50 mtr deep below ground level including disposal of surplus soil to a distance n.exc. 50 mtr complete all as specified and as directed.

Note:- (i) The depth of drilling bore shall be upto water table and will be directed by Engr-in-charge (ii) The rates quoted in above items srl no 1 is deemed to be inclusive of all T&P equipments and labour required for execution of this item at site including trasportation charge for the said T&P equipments and no extra cost shall be paid for the same.

M&L for 100 mm internal dia UPVC casing pipe conforming to IS-4985-2000 in 6m length of pressure rating 10Kgs/sq Cm with all necessary fittings including joiting and jointing materials complete all as specified and as directed.

M&L for 100 mm internal dia UPVC slotted pipe conforming to IS-4985-2000 (SCH-40) having 3mm slots in 2.44 to 3.85 mtr length with male and female end with all necessary fittings including joiting and jointing materials all as specified and directed. make: Finolex/Reliance /Kamplast

Supply and fixing PVC well cap with holes of 100mm bore complete all as specified and as directed.

Supply and fixing bell mouth plug PVC of 100mm bore complete all as specified and as directed.

Transportation of air compressor with tools and accessories at different locations in Delhi cantt area for development of bore wells of any bore.

M&L for development of bore well of any bore/ capacity and size not more than 50 mtr deep at the pressure not less than 6Kgs/Sq Cm by diesel engine driven air compressor of capacity 450 CFM including air pipe and connected items for desired flow of rain water into ground complete all as specified and as directed.

M&L for pea gravels of size 3mm to 6mm around casing/ housing complete all as specified and as directed.

Supply and filling coarse sand in bottom of recharge chamber 1.5 to 2mm size complete all as specified and as directed.

Taking out old/existing coarse aggregate of any size, washing it high pressure water pressure at site and relaying to its original position for easy perculation of rain water into ground all as direcetd.

Supply and filling/topping up coarse aggregate 5mm to 10mm as screening material complete all as specified and as directed.

Taking out old/existing boulders of any size, washing it high pressure water at site and relaying to its original position for easy perculation of rain water into ground complete all as specified and as directed.

Supply and filling/topping up broken boulders 5mm to 25mm as screening material complete all as specified and as directed.

Demolition of brickwork or stone/Boulder masonry built in cement mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stone work and precast concrete articles etc complete all as specified and as directed.

M&L for brick work with sub class 'B' bricks straight or curved on plan exc 6M mean radius built in cement mortar 1:4 complete all as specified and as directed.

M&L for brick work in CM 1:4 using bricks obtained from dismantling item No 14 here-in-before complete all as specified and as directed.

M&L for 15mm thick cement plaster on fair faces of brick work or concrete surfaces in cement plaster 1:4 complete all as specified and as directed.

De-silting of existing drain of size exc 0.30x0.30 mtr but n.exc.0.75x0.75 mtr and removal of clag/mud, vegetation, garbage, dry leafs etc and removing the same from site to a distance exc. 250mtr but n.exc.500 mtr and depositing as and where complete all as specified and as directed.

Labour for cutting thick bushes, shrubs and tree of girth not exc. 30 cm and removing/depositing the same complete all as specified and as directed.

M&L for PCC 1:2:4 type B-1 (using 20mm graded stone aggregate) as in coping of drain and the like including weathering slightly rounded or chamfered angles and throating as direcetd and finishing the concrete surface with out using extra cement complete all as specified and as directed.

Removing old/broken PCC/RCC covers of any size and M&L for SFRC perforated cover heavy duty 100mm thick set in CM 1:4 complete all as specified. Note: Covers shall be measured in complete and no deduction shall be made for perforation.

M&L for pre cast RCC 1:2:4 type B-1 as in cover slab inclusive of form work and set in cement mortar 1:4 complete all as specified and as directed.

Framed work such as in grills, grating etc with ends of bars, shoulder or revetted or forged into spike frame,guard bars barred iron door,railing frame or similar work complete all as specified and as directed.

M&L for 300 mm bore reinforced concrete pipe NP-2 laid in trencehes complete with colors and jointing with jointing material complete all as specified and as directed.

Excavation in trenches not exc.1.5m wide and not exc. 1.5m in depth including getting out in soft/loose/ Hard soil complete all as specified and as directed.

Excavation in trenches exc.1.5m and not Exc. 3 m wide and not exc. 3 m in depth including getting out in soft/loose/ Hard soil complete all as specified and as directed.

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

Removing excavated materials and depositing to a distance not exc 50m where directed at a level not exc 1.5m above from starting point complete all as specified and as directed.

Cleaning of roof any size/ any type including removing waste material from top and depositing where directed at a distance not exceeding 250m from starting point.

Supply and fixing UPVC bends of 110 mm bore size as per existing site complete all as specified and as directed.

Supply and fixing UPVC Tees of 160 mm bore size as per existing site complete all as specified and as directed.

M&L for mild steel bars TMT bars 10mm dia and over, cut to length, bent to shape quired, 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 deformed bars complete all as specified and as directed.

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

Material and Labour for removal, washing and relaying of filter media (boulders/gravels/coarse sand) in layers as exist in recharge pit before monsoon season complete all as specified and as directed.

Material and Labour for preparing new/old surfaces for 10mm thick rendering complete all as specified and as directed.

Preparation of newly/old plastered surfaces of walls & applying two coats of colour wash over a coat of white wash complete all as specified and as directed.

Periodical inspection of recharge chamber on weekly basis during monsoon season including cleaning complete all as specified and as directed.

M&L for sign board made out of 2mm thick in Radium Paint sheet steel of size 120x90 Cms painted both side with over a coat of red oxide primer and writing both side "Rain water harvesting pit No, GE (U) water supply" with white paint over approved painted back ground and embedded in PCC 1:3:6 type C2 of 30cmx30cm x 30 cm at 2 mtr height above ground level complete with angle iron legs-02 Nos of size 50x50mm including taking down old unsv sign board complete all as specified and as directed.

Supply and fixing dia of neck 11 to 15 mm Mild steel screw bolts (machine made) with hexagonal or square heads at one end and screwed the other, or screwed both ends, each screwed end to be fitted with washers and one hexagonal or square nut, exc 5cm long but n. exc 10 cm long complete all as specified and directed

Supply and fixing in repair for joist, channel, angle, or tee sections, fixed independently, without connecting plates, etc. (cut to ordinary lengths i.e. within 20mm of the length indicated) Fe-410-W (Gde-E-250) quality B, including synthetic enamel paint over red oxide primer complete all as specified and as directed.

Supply only mild steel round bar line wires for chain link fencing any size. Note : Post cast of fixing of line wires deemly included in a rate quoted against chain link fencing.

Fixing only chain link fencing including line wires, any mesh, size and type to any type of standards, rails, straining bolts, etc. including provission of binding wire complete all as specified and as directed.

Excavation in post holes in hard/dense soil each not exceeding 0.5 cum getting out, returning filling in and ramming earth or broken rubble mixed with earth around in layers not exceeding 25 cm watering and removing surplus soil to a distance not exceeding 50 metre and making good surface complete all as specified and as directed.

Material and labour for PCC 1:4:8 Type D2 using 40 mm graded aggregate as in foundations, filling and mass concrete.

Supply and fix pre-painted galvalume aluminium zinc coating GI based corrugated steel sheet 0.50mm thick of any colour having tensile strength of 550 Mpa as in roof covering/ cladding to wall, fixed fixed with self taping screws roofing including taking down old unserviceable material complete all as specified and as directed.

Supply and fix pre-painted galvalume aluminium zinc coating GI based plain steel sheet 0.50 mm thick of any colour having tensile strength of 550 Mpa as in roof covering/ cladding to wall, fixed fixed with self taping screws roofing including ridges including taking down old unserviceable material complete all as specified and as directed.

Supply and fix steel work in tubular trusses including special shaped washer etc. complete using ERW or induction butt welded tubes conforming to I.S.1161-1979 grade St-240 including taking down old unserviceable material complete all as specified and as directed.

M & L for 100 mm dia HDPE pipes PN 10 including taking down old unsv complete all as specified and as directed.

S & F of 1200 ltrs PVC under ground tank including all fittings etc and taking down old unsv complete all as specified and as directed.

S & F of 2000 ltrs PVC under ground tank in and including complete all fittings etc including taking down old unsv complete all as specified and as directed.

An amount of Rs 90354.00 shall be deducted from BOQ on account of schedule of credit

Ridhi engineers and builders

Vijay Electricals

Hira Singh and Sons

Deven Associates