GE AF/AMB-T-62/2023-24 REPAIR TO MANHOLES, SEPTIC TANKS, GREASE TRAPS, SEWAGE PIPES IN TECHNICAL AREA POCKETS AND CERTAIN DOMESTIC AREA UNDER GE (AF) AMBALA

Amount

Cleaning of under ground EXISTING SEWAGE DEEP TRUNK SGSW/RCC/HDPE Pipe line of any dia of pipes line and depth exc 2.5 mtr and above including manholes of any size working/running conditions involving removal of blockages any kind of sewage lines and manholes by means of Heavy truck mounted High pressure Suction Cum Jetting Machine including desludging, descaling and dechocking of lines whereever required , flushing the entire stretch with water making the stretch clean and functional. Removal and depositing any type of sludge/debries to excavated area , spreading necessary insecticides where sludge is deposited all as specified and directed by Engr-in-Charge. Note :- All sludge/debries should be deposited in nearest pit & cover with sand & necessary disinfection be carried out OR Removing / Depositing of sludge/debries not exc 500 mtr beyond periphery of defence land & covering the entire sludge & solids with local earth. Sewage Lines in area of cleaning of depth Max 10 mtr)

Notes for BOQ Ser item Nos 1.00:-The quoted rate of contractor shall be deemed to comprise of the following :- (i) Contractor shall provide Tata magic mounted Desilting Machine & High pressure Suction Cum Jetting Machine on each Working day of minimum following specification for rectification of day to day Complaint:-Minimum Specification for Desiliting Machine:- (a) Minimum capacity of Hydraulic Pump - 5LPM Motor -440 RPM with pulley system coupled with wire rope hoist motor of minimum 1 BHP operated system (b) Minimum two Number Control Valves- one Valve for Grab Bucket , one for side arm (c) Minimum Hose Length - 15 Mtr , Hose should be High pressure triple layer hydraulic hose (d) Minium Capacity of Grab bucket - 15 ltr with features of Hazardous Gas Sensor alarm , Camera with DVR and LCD to view inside Manhole. Minimum Specification for High Pressure Suction Cum Jetting Machine :- (a) Minimum Tank capacity of machine - 8000 ltr (b) Minimum Working pressure range of jetting pump - 155 bar (c) Minimum water flow for pump of jetting machine - 269 LPM (d) Minimum Suction hose length - 30 mtr (e) Minimum Jetting Hose length - 120Mtr (f) Minimum Vacuum Pump Power - 4.4 Hp@RPM (g) Minimum Vacuum Suction depth - 8 mtr

(ii) Contractor shall provide minimum 3 Nos skilled/unskilled manpower , High Qualified driver with Vehicle License on each working day for attending and completing the complaints as per the users satisfaction . However, the numbers of skilled and unskilled manpower shall be increased as directed by Engineer-in-Charge depending upon the requirements/ number of complaints registered at the complaint center all as directed by the Engr-in-charge (iii) If Contractor does not provide High pressure Suction Cum Jetting Machine & Tata magic mounted Desilting Machine of above mentioned specifiacation with minimum number of staff as mentioned then a penalty at the rate Rs. 20000/- per day shall be levied on the contractor and recovery for the same shall be affected from contractor's payment till the when Contractor provides above all mentioned for cleaning of Sewage Lines. (iv) : Necessary transportations, diesel , tools, plants, ladders, cleaning rods/Bamboos, all medical safety equpiments Oxygen Mask and cylinder etc. including to complete the jobs/complaints shall be provided by the contractor without accruing any extra cost to the department and cost thereof shall deemed to be included in quoted rates by the contractor .

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

Demolition of brick work or stone/boulder masonry built in cement mortar including all quions arches, pillar or any other description and in any situatoin etc complete all as specified and directed.

Demolition of cement concrete (reinforced) and (reinforcement cut as required to facilitate demolition) in any position not otherwise specificaly provided for complete and removing the unserviceable rubbish outside the periphery of Defence land complete all as specified and directed.

Excavation in trenches in soft/loose soil not exceeding 1.5 metre deep and not exceeding 1.5 metre wide for laying of cables, pipes foundation etc or for shafts, wells, cesspits,manholes, pier holes, etc. n.exc 10 sqm on plan and n exc1.5m in depth and getting out including dressing/trimming sides and levelling/ grading and ramming of bottom of excavation complete all as specified and directed by Engineer-in-charge.

All as per BOQ Srl item No 5.00 here-in-above but exceeding 1.5 metre deep but not exceeding 3.00 metre deep, complete all as specified and directed

Important Notes for BOQ Srl Item No. 5.00 & 6.00 : (i) Bailing and Pumping out of water where required shall be carried out as per clause 3.17 & 3.18 of SSR (Part-I) of 2009.

Demolition and breaking up drain pipe (SGSW /reinforced/CI /PVC etc)) of 150 mm nominal bore laid in trenches, set & jointed in cement mortar complete all as specified and directed by the Engr-in-Charge.

Demolition and breaking up drain pipe (SGSW /reinforced/CI /PVC etc)) of 200 mm nominal bore laid in trenches, set & jointed in cement mortar complete all as specified and directed by the Engr-in-Charge.

M&L for Concrete bed to drain pipes of 150mm bore including packing under and haunching against the sides of pipes after they are laid and tested in PCC 1:3:6, type C2, (using 20 mm graded mechenically crushed stone aggregates) complete all as specified and directed by Engineer-in-Charge.

All as per Boq Srl item No 10.00 here-in-above but concrete bed to drain pipe 200 mm bore complete all as specified and directed

M&L for H.D.P.E. Double Wall Corrugated(DWC) Pipes(ISI marked) 150 mm bore SN-8 Class as per IS 16098 part II for nonpressure Underground drainage and Sewerage applications with specials including cost of special O rubber ring couplers etc. , laid in trenches on concrete bed to level /gradient ,jointing with appropriate class fittings as per manufacturer's instructions including jointing accessories and fittings complete all as specified and directed by Engineer-in-charge.

All as per BOQ Srl item No 12.00 here-in- above but DWC (Double Wall Corrugated) HDPE pipe 200 mm bore Class SN-8, complete all as specified and directed .

M&L for Reinforced Concrete Pipes , Class NP -2 , laid in trenches and jointed as specified of 150 mm internal dia of pipe, complete all as specified and directed

M&L for Salt-glazed stone ware drain pipes laid in trenches and jointed as specified of 150 mm internal dia of pipe.

Supply and fixing PVC (SWR) gully trap 125x110 mm ,made of type-B pipes ,setting and jointing with solvent cement complete all as specified and as directed.

Supply and fixing in repair vitreous water closet china squatting pan ,Orissa pattern, 580mmx440mm, white, with and including PVC ‘P’ or ‘S’ trap front or back inlet with integral foot rests excluding flushing cistern and flush pipe including providing lime concrete bedding and making good to floor complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering and well ramming excavated soil in layers not exceeding 25 cm thick each layer, complete all as specified and directed by Engineer-in-charge.

M&L for PCC 1:3:6, type C2, (using 20 mm graded mechanically crushed stone aggregates) as in surface channels and drains, complete all as specified and directed.

M&L for PCC 1:4:8, type C1, (using 20 mm graded machnically crushed stone aggregates) as in foundation filling and mass concrete complete all as specified and directed by Engineer-in-charge.

M&L for formwork to faces of side walls of drains and similar work, fair finished complete all as specified and directed.

M&L for TMT steel bars 10mm dia and over, of grade Fe-500D corrosion resistant steel (CRS) 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 complete all as specified and directed by Engineer-in-charge.

All as per BOQ Srl item No 22.00 here-in-above but 6 mm to 8 mm dia, complete all as specified and directed

M&L for Cutting into existing manholes for connecting new drains of 150mm dia making good to pipe and rendering, cutting out existing benching for and forming branch channel (1/2 round or 3/4section) in cement concrete 1:2:4 mix type B-1, using 20mm graded mechanically crushed stone aggregate smooth finished and reforming benching as required for 150mm bore pipe complete all as specified and directed by Engineer-in-charge.

All as per BOQ Srl item no. 24.00 here-in-above but reforming benching for 200/250 mm bore pipe, complete all as specified and directed

M&L for Extra for forming fair finished drain or channel 30 cm inner girth in cement concrete, using extra cement, including forms, moulds, mitred/ stopped ends etc complete all as specified and directed by Engineer-in-charge.

M&L for taking out trees with roots from bldgs and making good the surface with CM 1:3/PCC 1:1. 5:3 etc and applying necessary finishes to match the adjacent surface complete all as specified and directed.

M&L for Rolled mild steel sections( Fe-290W (Gde-E-165 quality-A)) as in stairs (framed) In flat,round or square bars including cleats, brackets,including embedding in concrete as in steps of manhole etc.complete all as specified and directed by Engineer-in-charge.

M&L in repairs for 110mm dia PVC (SWR) pipes single socketed, in any length with rubber ring joints or jointed with solvent cement joint, laid in trenches or in floors,type B, conforming to IS 13592-1992 supplied laid , jointed & tested including taking out/down old pipes complete all as specified and directed by Engineer-in-charge. Note - Rubber rings for pipes and fittings shall conform to IS 5382-1985.

M& L for Brick work straight or curved on plan not exceeding 6 Mtr mean radius built in CM 1:4 complete all specified and directed by Engineer-in-Charge.

M&L for Rendering 15 mm thick in cement mortar 1:4, on brick or concrete surfaces mixed with water proofing compound @ 3% by weight of cement, including finishing the surfaces even and smooth without using extra cement, complete all as specified and directed by Engineer-in-charge. NOTE: Water proofing compound shall be measured and paid separately.

Supply only integral water proofing compound ISI marked complete all as specified and directed by Engineer-in-charge.

M&L for Preparation of new wall surfaces and applying two coats of white wash on plastered/unplastered surfaces complete, all as specified and directed by Engineer-in-charge.

M&L for Providing cement concrete 1:2:4, type B-1, (using 20 mm graded mechanically crushed stone aggregates) as in in lintels upto 1.5m clearspan, copings and the like including weathering, slightly rounded or chamfered angles and throating, including necessary form work complete, all as specified and directed by Engineer-in-charge.

M&L for pre-cast cement concrete 1:2:4 type B1, (using 20mm graded mechanically crushed stone aggregate) as in man hole cover, with plain fair faces including chamfers, weathering throttling etc and set in cement mortor (1:4) complete with joint to match in cl necessary form work complete all as specified and directed by Engr-in-Charge.

S&F PVC (SWR) bends any radius 110 mm bore, complete all as specified and directed

S & F MS galvanised clamp of size 20x 0.80 mm made out of MS GI sheet suitable for 110 mm dia including drilling holes & fixed to wall with nails, complete all as specified and directed

Puneet Sharma