Annual Operation and Maintenance of STP, and Sewage Pumping stations, and Maintenance and repairs of water supply and sewerage network in university campus during 2025-2026

Amount

Clearing jungle including uprooting of rank vegetation, grass, bush, wood trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level & removal of outside the periphery of the area cleared.

Operation and maintenance of sewerage pumping stations, cleaning of sewage sump and septic tank once in six months including removal and disposal of sludge etc. all complete. The scope of this item includes engaging pump attendants and sewer man and minor materials needed for day to day running and operation of activities connected with sewage disposal on all days including Sundays and holidays ( only pipes and valves & cost of pump repairs if required will be borne by University)

Operation of sewage treatment plant at Faculty Block E including removal and disposal of sludge etc. complete. The scope of item includes engaging pump attendants for day to day STP running and operation activities in three shifts (round the clock) and the minor consumables such as oil,grease,Hypochlorine required for STP unit, on all days including Sundays and holidays.(Cost of repairs of pipes and valves & cost of any major repairs such as mechanical/ electrical repairs, replacement of media if required will be borne by University)

Supplying, erecting, testing and commissioning of minimum three & above star rated submersible pump set for open well of 2.25 kW/3 HP with 415 V, three phase, 50 Hz, A.C. supply having delivery head from 27 to 9 m and discharge from 300 to 660 lpm & 65 mm suction/50 mm delivery dia. as per specification no. WP-OSP

Supplying, erecting, testing and commissioning of float sensor switch for water level controller working on 250 V & rated current 8A, with 2 m wire & high quality of wire & plastic body.

Supply of AMR ready bulk water meter of class B Cast Iron Body confirming to IS 2373 dry dial hermetically sealed conforming to ISO 4064-2005 standards, marked to read in metric system bearing MID/OIML mark (with latest Amendments) along with valid life test /type test certificate from FCRI or Test certificate from as NABL desired by the department

Removable mechanism type (EEC/MID/OIML mark)

Dia in mm 200

Supplying at store or at site of work cast iron specials for mechanical and push on flexible joints as per IS:13382 - 1992 including Sealing rubber gaskets (NR), CI compression glands and coated MS Nuts bolts.

Double Socket Reducer

Dia in mm

Providing and placing on the roof single piece rotational moulded polythene water storage tank having I S I mark and conforming to IS 12701; 1996 inclusive of P/F G.I tank connector of required size. SHAKTI/ SINTEX make

b) 500 litres capacity

c)1000 litres capacity

Providing and fixing ASTM UPVC pipe, conforming to ASTM 2467 with ISO 14001, including all UPVC plain & brass threaded fittings, including jointing of pipes & fittings with one step UPVC solvent cement, trenching ,refilling & testing of joints complete as per direction of Engineer. External work.

I SCH-80(blue)/(white)

a 20mm outer dia.

b 25mm outer dia.

c 32mm outer dia.

d 40mm outer dia.

e 50mm outer dia.

Providing and fixing ASTM UPVC pipe, conforming to ASTM 2467 with ISO 14001, including all UPVC plain & brass threaded fittings, including fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step UPVC solvent cement and testing of joints complete as per direction of Engineer. Internal work - Exposed on wall. I SCH-80(blue)/(white)

a 20mm outer dia.

b 25mm outer dia.

c 32mm outer dia.

d 40mm outer dia.

PART-B

Supply and installation of Air Blower pump Motor set . Make: Kirloskar Sr.No:U2WMBDOO548, Sr.No. A1MFJH2006 RPM:1450 Power:3.7kw/5H.P Amp:7.6 Three Phase/415

Providing & fixing G.I pipes complete with G.I fittings including trenching and refilling etc. ( External work) B class G.I pipes ZENITH/JINDAL/SWASTIK

b) 20 mm nominal bore

c) 25 mm nominal bore

d) 32 mm nominal bore

e) 40 mm nominal bore

f) 50 mm nominal bore

Supply of malleable G.I fittings conforming to IS : 1879-1987 with amendments no:1 to 7 galvanized with 610 gm/m2 as per IS:4759-1996 with latest amendments.

(VII) Hexagonal Nipples

b) 20mm nominal bore

c) 25 mm nominal bore

IX) Union

b) 20mm nominal bore

c) 25mm nominal bore

d) 32 mm nominal bore

e) 40 mm nominal bore

f) 50 mm nominal bore

Providing and fixing brass full way valve/ ball valve(heavy) duty with wheel of approved quality. ZOLOTO MAKE

b) 20 mm nominal bore

c) 25 mm nominal bore

d) 32 mm nominal bore

e) 40 mm nominal bore

f) 50 mm nominal bore

Supplying cast iron saddle pieces of the following sizes including bolts, nuts, rubber packing suitable for giving service connection for PVC pipeline of various sizes

Providing and fixing ball valve (brass) of approved quality.Low pressure with copper. floats :

1)15 mm nominal bore

2) 20 mm nominal bore

3) 25mm nominal bore

Supplying at store /site of work including railway freight ,carting , loading and unloading stacking etc.IVC/Kirloskar/Fouress brand Cast iron double flanged manually operated sluice valve , generally conforming to IS : 14846-2000, having body, door, dome, gland in graded cast iron to IS : 210 Gr. FG 200, four faces and spindle nut of leaded tin bronze to IS : 318 Gr. LTB 2, inside screw of non-rising stainless steel AISI 410 spindle, flanges drilled to IS : 1538 table 4 & 6, valves tested by closed end method only etc complete TYPE P.N 1.6 Class A Dia in mm

Hoisting , laying cast iron sluice valves/butterfly valves /reflux/non-return valve of size given below at location in pipeline, including making the fanged joints for the two flanges of the valves including the cost of flat rubber ring, nut bolts as per IS :2685-1971 CLASS –I, complete, as directed by the engineer in charge.Nominal diameter in mm

Making flanged joints for C.I/ D.I pipes and specials with rubber insertion , nuts and bolts including necessary hydraulic testing etc. complete including cost of rubber insertion nuts and bolts, as directed by the engineer in charge

Supplying at store /site of work rigid PVC ( SEL FIT) pipes for public water supply including railway freight, carting, loading and unloading stacking, transit insurance etc. complete, conforming to IS : 4985-2000 and bearing ISI mark, Class 6Kg/cm2 with excise duty.

Supplying at store /site of work rigid PVC ( SEL FIT) pipes for public water supply including railway freight, carting, loading and unloading stacking, transit insurance etc. complete, conforming to IS : 4985-2000 and bearing ISI mark, Class 10Kg/cm2 with excise duty.

Outer dia in mm

Jointing of rigid SEL FIT PVC pipes by cleaning the pipes with solvent cement including the cost of solvent cement and hydraulic testing of joints etc. complete as per IS : 7634- 19 75 Part : 3, including hydraulic testing of joints as directed by the Engineer in Charge

Outer dia in mm

Conveying carefully from stack at site, 250mm from both sides rolling and lowering in trenches, laying true to line and level and perfect linking for joints for PVC/HDPE complete in all respects as per the direction of the Engineer-in-Charge

d) 110 mm OD

f) 160 mm OD

h) 200 mm OD

Plugging of manhole both from upstream and pumping of Sewage from upstream or downstream sides while carrying out rectification of the Sewerlines /removing chokeup with sand bags and removing the same pluggings after completion of the said work and making way for the smooth flow of sewage as directed by Enginneer-in-charge.

Flushing and rodding the Sewerlines to clear the chokes and removal of grit and silt so accumulated in manholes due to flushing and rodding outside and disposal to a distance of 5 km including,providing necessary tools, rods, flushing water tankers,ladders,safety equipment etc complete.

Desilting the gritty and silt deposits from manholes including necessary arrangements for lifting the deposits taking out and disposal within 5 K.m.s. as directed by the Engineer-in-charge

A )Manholes of upto 2.0 M depth

B) Manholes of upto 3.0 M depth

Supplying and fixing at site of work of steel fiber reinforced concrete ( SFRC) manhole covers with frames made as per IS : 12 592 ( part I & II) 1991 in concrete M45 grade . The covers and lapped in 2mm thick steel plate and this plate and lifting hooks are duly painted in corrosion resistant epoxy paint etc. complete

(I) Light duty

12 mm cement plaster 1:3 (1 cement : 3 coarse sand) finished with floating coat of neat cement.

18 mm cement plaster in two coats under layer 12 mm thick cement plaster 1;5 ( 1cement : 5 coarse sand )and top layer 6 mm thick with 1:3 ( 1 cement : 3 coarse sand) finished with sponge

Brick work using common burnt clay building bricks in cementWith bricks of class designation 40 kg/sq.cm mortar 1:4 (1 cement cement : 4 coarse sand) With bricks of class designation 40 kg/sq.cm

a) in foundation and plinth

b) In superstructure upto floor five level.

Dismantling old C.I/D.I/RCC /PVC pipes including excavation and refilling trenches after taking out the pipes, breaking lead caulked joints, melting of lead and making into blocks including stacking of pipes at site, lead upto 50 meter at site.

Diameter in mm

Supplying cast iron fittings as per IS : 1538 – 1993 including sealing rubber gasket (NR) CI compression glands and coated MS nuts & bolts.

(I) Mechanical compression collar coupling.

Nominal dia in mm

II) Flanged socket tail piece ( flanged adapters )

Nominal dia in mm

Making joints to DI/CI pipes with mechanical joints by nuts, bolts, rubber rings that are provided with the joints including the cost of work force, tools, hydraulic testing of joints etc. complete as per the direction of the engineer –in-charge

( I ) Double socket specials such as bends, collar couplings etc.

Norminal dia in mm

Providing and laying cement concrete 1:5:10 (1 cement :5 coarse sand :10 graded stone, aggregate 40 mm nominal size) alround S.W. pipes including bed concrete 15 cm thick as per standard design :

b)150 mm diameter.

Providing & laying cement concrete 1: 1.5: 3 (1 cement: 1.5 coarse sand: 3 graded granitic or basaltic stone aggrt. 20 mm. nominal size) excluding cost of centering, shuttering and finishing in:

a) All works upto plinth level

Supply of non- clog, bare shaft, coupled, 3 phase, 415 volts, 50 Hz AC sewage pump set, complete with base plate, duly aligned and mounted on plate with 2C2 motor type SP-1H, 40 x 40 mm, 2 HP, Kirloskar make.

Supply of non- clog, bare shaft, coupled, 3 phase, 415 volts, 50 Hz AC sewage pump set, complete with base plate, duly aligned and mounted on plate with 3C2 motor type SP-2H, 50 x 50 mm, 3 HP, Kirloskar make

Installation of the pump set (SP 2H/SP 1H) at the sewerage pumping station by fixing on the M.S channels with nuts and bolts embedded in PCC 1:2: 4 to perfect line and level including testing and commissioning complete.

Supply of 10 H.P, 3 phase, 415 volts, 50Hz, AC mono block pump set. KIRLOSKAR Make Model : KDT 1078

Installation of the pump set ( mono block, 3 phase, 415volts, 10 H.P, 50 Hz kirloskar make of type KDT-1078 ) at the water pumping station by fixing on the M.S channels with nuts and bolts embedded I PCC 1:2: 4 to perfect line and level including testing and commissioning complete

Supply and installation of mono block, 3 phase, 415 volts, 5H.P, 50 Hz, A.C water pump set, kirloskar make type KDS-538, 65 x 50 mm or equivalent model of Crompton/GEC make

Supply and installation of mono block, 3 phase, 415 volts, 2 H.P, 50 Hz, A.C water pump set , Kirloskar make type KDS-225, 50x 40 mm, or equivalent model of Crompton/GEC make

Supply and installation of mono block, single phase, 230 volts, 1 H.P, 50 Hz, A.C water pump set, Sharp make SPM- 28, 32 x 25 mm or equivalent model of Crompton/GEC make

Supply & Installation of 1HP 3 Phase motor pumpset of RPM-1500, foot mounted

Earthwork in excavation by mechanical means (hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sq.m on plan) including disposal of excavated earth lead upto 50 m and lift upto 1.5m disposed earth to be leveled and neatly dressed including providing barricading, danger lighting guarding as directed in :

(b)All types of Ordinary rock including all types of laterite rock, blasting prohibited

Rubble packing with hard laterite stone under floors including watering ramming and consolidating etc. in pipeline trenches and other foundations complete.

Refilling the pipeline/foundation trenches plinth sides, foundation etc. with available excavated earth in layers not exceeding 20 cm depth consolidating each layer ramming and watering lead upto 50 M and all lifts and disposal of surplus earth as directed by Engineer in Charge.

Providing and fixing rigid PVC S.W.R. (soil, waste & rain water drainage pipes of approved including lubricant etc. complete (single/double) socketed:

a 110 mm dia

b 75 mm dia

Providing and fixing single “Y” of rigid PVC (approved make ) for S.W.R. pipes including lubricating etc complete, with door :

a 110 mm dia

b 75 mm dia

Providing and fixing single Tee of rigid PVC (approved make ) for S.W.R. pipes including lubricating etc complete, with door :

a)110 mm dia

b )75 mm dia

Supplying at store or site of work including railway freight, carting, loading, unloading, stacking etc. C. I..Double orifice type air valve similar to glenfield fig. H 7, or IS14845/2000 screwed on isolating valve small orifice, elastic ball resting on a bronze orifice nipple, large orifice vulcanite ball resting on a moulded seating, inlet faced and drilled BST "D" suitable to working pressure of 10 kg /cm2 TYPE P.N. 1.6 (Class B)

Dia in mm

Providing and fixing chlorinated ployvinyl chloride (CPVC) pipes confirming to IS:15778, having thermal stability for hot and cold water supply including all CPVC plain and brass threaded fittings including fixing the pipes with clamps at 1 mt. spacing. This includes jointing of pipes and fittings with one step CPVC solvent cement and testing of joints complete as per direction of the Engineer-in-charge. Internal work exposed on wall (Medium duty SDR 13.5 pipe).

b) 20mm outer dia

c) 25mm outer dia

Providing and fixing chlorinated ployvinyl chloride (CPVC) pipes confirming to IS:15778, having thermal stability for hot and cold water supply including all CPVC plain and brass threaded fittings including fixing the pipes with clamps at 1 mt. spacing. This includes jointing of pipes and fittings with one step CPVC solvent cement and testing of joints complete as per direction of the Engineer-in-charge. Concealed work (medium duty SDR 13.5 pipe) including cutting chases and making good the walls etc.

b) 20mm outer dia