MAINTENANCE, REPAIR AND CLEANING OF FRESH WATER RESERVOIRS, PUMP HOUSE, PUMP HOUSE COMPLEX AND CERTAIN MISC WORKS AT NAVAL DOCKYARD VISAKHAPATNAM UNDER GE (I) (DM) VISAKHAPATNAM

Amount

Material and labour for cleaning of clarifier cum sedimentation tank after every three month including dewatering by pump set to drain out chamber and removing upto 5 feet dirt, sediments etc., by using wire brush and other means from clarifier /inner/outer side walls inside/out-side chamber of clarifier including applying one coat of white wash on walls of clarifier complete all as specified and as directed (clarifier -01 NO)( Note :Each time cleaning of each clarifier cum sedimentation tank shall be considered as one Job)

Material and labour for cleaning semi underground sump of 2.5 lakhs gallon capacity (Main pump house) after every six month including removing all scales, dirt and sediments etc., by using wire brush or other means from the floor and side walls of semi under-ground sump including washing the entire sump with bleaching powder and apply one coat of white wash to the inner side walls complete all as specified and as directed (Sump2.5 5 GLN-04 Nos) ( Note :Each time cleaning of each semi underground sump shall be considered as one Job)

All as per item No 2.00 above, but for under ground water sump capacity up to 0.8 lakhs ltrs (Bldg No SSS,DSC Block,DAS,20 MOUT,).(04 Nos)

All as per item No 2.00 above, but for under ground water sump capacity up to 2.27 lakhs ltrs (west wall sump,10 berth sump,old dock sump).(03 Nos )

All as per item No 2.00 above, but for under ground water sump capacity up to 1.5 lakhs ltrs (Low lift sump ).(01 NO)

All as per item No 2.00 above, but for under ground water sump capacity up to 1.25 lakhs ltrs (DMC sump ).(01 No)

All as per item No 2.00 above, but for over head reservoir of capacity 1.25 lakhs gallons.(hill top) (06 Nos)

All as per item No 2.00 above, but for over head tank capacity 1.25 lakhs ltrs (DMC, , 15 Bldg).(02 Nos)

All as per item No 2.00 above, but of 1.25 lakhs ltrs capacity O/H tank. (Recycle Tank) (01 No)

All as per item No 2.00 above, but for over head tank capacity 2.27 lakhs ltrs (West wall O/H,10 berth O/H, ) (02 Nos).

All as per item No 2.00 above, but of 2.5 lakhs ltrs capacity collection chamber with channel (01 NO)

All as per item No 2.00 above, but of .5 lakhs ltrs capacity of back wash tank above filter bed bldg (01 NO)

All as per item No 2.00 above, but of water chanel 1.2 lakh ltr cap from filter bed to low lift pump house.

All as per item No 2.00 above, but weekly cleaning ,removing,removing of all muds of filter back wash chanel including recycle tank at filter plant

Chemical and biological testing of raw water from NABL accredited laboratory and submit the test report to the Engineet-in-charge complete all as specified and as directed (sample to be collected from inlet source at FWPH)

Chemical and biological testing of treated water from NABL accredited laboratory and submit the test report to the Engineet-in-charge complete all as specified and as directed (sample to be collected from inlet source at FWPH)

Cleaning weekly entire pumping installation bldgs inside & outside walls, ceiling, floor, cable trench, pathway, doors, windows, drains by brooming removing webs,cleaning of floors with wiper ,cutting/cleaning of wild vegitation etc in and around water supply installation premises and location including disposal of spoil to a distance not excluding 50mtr outside the installation for the SSS fire pump house complete all as specified and as directed

All as per item No.17.00 above but for DSC fire pump house

All as per item No.17.00 above but for 20 Mout fire pump house

All as per item No.17.00 above but for DMC pump house

All as per item No.17.00 above but for Old dockyard

All as per item No.17.00 above but for West wall pump house

All as per item No.17.00 above but for 10 bearth pump house

Cleaning of entire Fresh water pump house complex daily comprising Pump house office, SCADA Room, Main Pump House, Filter House, Low lift Pump House, Chlorine room, 5 LG Sump-2 Nos, Clerifier, Recycle tank, Recycle pump house, including removing of wild vegitaion around buildings, building internal cleaning of wall, roof, floor, maintenance and dressing of entire garden around buildings, watering of plants, cleaning of all outside walls of valve chambers, retaing wall, 5LG sump outside walls trimming of grass/wild vegitation inside entire pump house complex.

M&L for cleaning of filter bed wall,bed wash channel,washout channel,inner and outer wall of clarifier,Alumn mixing chamber,Raw water channel including removing fungus on wall/ full of all channel every day basis complete all as specified and as directed

Removing fungus from recyle tank / channel and removing mud from suction well channel and including filter plant drain out chamber on every alternate days basis complete all as specified and as directed.

Taking down unserviceable foot valve of size 200 mm bore from the suction line and supply, fix, testing and commissioning of CI foot valve 200 mm bore flanged type including replacing of bolts, nuts, washers and rubber gasket with new ones complete all as specified and as directed

Taking down unserviceable foot valve of size 150 mm bore from the suction line and supply, fix, testing and commissioning of CI foot valve150 mm bore flanged type including replacing of bolts, nuts, washers and rubber gasket with new ones complete all as specified and directed

Taking down unserviceable foot valve of size 100 mm bore from the suction line and supply, fix, testing and commissioning of CI foot valve 100mm bore flanged type including replacing of bolts, nuts, washers and rubber gasket with new ones complete all as specified and directed

Taking down unserviceable foot valve of size 80 mm bore from the suction line and supply, fix, testing and commissioning of CI foot valve 80 mm bore flanged type including replacing of bolts, nuts, washers and rubber gasket with new ones complete all as specified and as directed

Taking down unserviceable Non return valve of size 200 mm bore from the line and supply, fix, testing and commissioning of NRV 200 mm bore flanged type including replacing of bolts, nuts, washers and rubber gasket with new ones complete all as specified and as directed

Attending electrical complaints of electrical pump set/ starters/LT panels provided inside Dockyard , decarbonizing the , replacing lugs, wornout screws, nuts, bolts and washers, tightening the loose connections whereever required and restore the power supply complete all as specified and as directed. Note : (i) Replacement of spares viz meters /CTs, MCCB, contracts, breakers, ACBs, starters will be measured and paid for separately as supply only and labour element for taking down the replaced spares shall be deemed to include in the unit rate quoted. (ii) If the No of complaints to be attended in a starter panel / LT panel is more than 01 No in a day, altogether the complaints is considered only 1 (one). (iii) The contractor has to engage qualified electricians and helpers in sufficient Nos to attend and rectify the defects.

Supply only MCCB, 3 pole, 250 amp, 36 KA braking capacity, Ics = 100% Icu as per IEC 60947-2, with Thermal magnetic release. Make- Schneider cat Part No- LV432893 or equivelent of Legrand/ABB

Supply only MCCB, 3 pole, 100 amp, 25 KA braking capacity, Ics = 100% Icu as per IEC 60947-2, with Thermal magnetic release. Make- Schneider cat Part No- LV432693 or equivelent of Legrand/ABB

Painting after preparation of old painted external wall surface of valve pits with one coat of white wash every alternate 30 days

Painting after preparation of old painted external wall surface of pole copings with one coat of white wash every alternate 30 days

Painting after preparation of old painted external wall surface, plastered or unplastered with one coat of white wash complete all as specified and as directed

Painting of old painted steel surface incl necessary preparation of 20 HP / 150 HP pump set with one coat of synthetic enamel paint complete all as specified and as directed

Painting of old painted steel surface incl necessary preparation of 1 HP to 10 HP pump set with one coat of synthetic enamel paint complete all as specified and as directed

Supply & Fix Rubber insulating mat 2mm thick, upto 3.3 KV complete all as specified and as directed

Cutting/cleaning of wild vegitation etc in and around water supply installation/hill top reservoir premises and location including disposal of spoil note a distance not excluding 50 mtr outside the installation complete all as specified and as directed

lakshmi Engineering Works

SREE GAYATRI INFRA

LAKSHMI SAI CONSTRUCTIONS

M/s Vinayaka Associates

SRK PROFESSIONAL ENGINEERING

PRATIMA ENGINEERING WORKS