8796REPAIR MAINT OF RAISING DISTRIBUTION PIPE LINES SLUICE VALVES VALVES PITS CLEANING OF OHT GLR UG SUMP IN WEST AREA AFTC 2 DC AREA UNDER GE M AF STATION JALAHALLI BANGALORE

Amount

Excavation in trenches n.exc 1.5 m wide and n.exc 1.5m depth and getting out in soft/loose soil for laying of CI/DI/GI pipes complete all as specified and as directed.

Returning, filling in soil including spreading, leveling, watering and well ramming in layers n.exc 25 cm in any type of soil complete all as specified and as directed.

Removing surplus soil to a distance n.exc 50m and depositing where directed at a level n.exc 1.5m above the starting point complete all as specified and as directed.

Taking out damaged water mains CI/DI/Cement pipes of size 100 mm dia (including all fittings) with spigot and socket ends any type and lead joints including burning out joints and recovering lead all as specified and directed . Note : Excavation & earth work will be measured and paid for separately.

All as per item no 4 above but of size 150 mm bore.

All as per item no 4 above but of size 200 mm bore

All as per item no 4 above but of size 300 mm bore

Taking up or down existing GI steel tubing from wall/ceiling/floor/trenches of size 80 mm bore and removing to stores include disconnection of fittings from tubing where reqd complete all as specified and directed. Note : Excavation & earth work will be measured and paid for separately

All as per item no 8 above but of size 50 mm bore.

All as per item no 8 above but of size 40 mm bore.

All as per item no 8 above but of size 25 mm bore.

All as per item no 8 above but of size 20 mm bore.

All as per item no 8 above but of size 15 mm bore.

Relaying CI water pipe lines of size 100 mm bore includings all fittings after removal of scalling , cleaning and flushing etc complete all as specified and directed.

All as per item no 14 above but of size 150 mm bore.

All as per item no 14 above but of size 200 mm bore.

Relaying DI water pipe lines of size 100 mm bore but of any type includings all fittings after removal of scalling , cleaning and flushing etc complete all as specified and directed.

All as per item no 18 above but of size 150 mm bore.

All as per item no 18 above but of size 200 mm bore.

All as per item no 18 above but of size 300 mm bore.

Supply & Laying DI pipes K-7 of size 100 mm borewith all fittings like tee, bend elbow etc , conforming to IS suitable for DI pipe in any length laid in trenches complete all as specified and dircted.

All as per item no 21 above but of size 150 mm bore.

All as per item no 21 above but of size 200 mm bore.

Supply & Laying DI pipes K-9 of size 100 mm dia with all fittings like tee, bend elbow etc , conforming to IS suitable for DI pipe in any length laid in trenches complete all as specified and dircted.

All as per item no 24 above but of size 150 mm bore.

All as per item no 24 above but of size 200 mm bore.

All as per item no 24 above but of size 300 mm bore.

M&L for CI fittings conforming to IS for spigot and socket pipes, upto 150 mm bore such as bends, tapers, tee pieces single branch, collars etc.

All as per item No 28 above but of size 200 to 300 mm bore.

M & L for DI fittings conforming to IS for spigot and socket pipes, upto 300 mm bore such as bends, tapers, tee pieces single branch, collars etc.

Refixing of old serviceable GI tubing on wall/ceiling/under floor and in trenches of size 80 mm bore and connection in new or old positions including cleaning, cutting, threding along with GI fittings where ever replaced and required at site complete all as specified directed.

All as per item no 31 above but of size 50 mm bore.

All as per item no 31 above but of size 40 mm bore.

All as per item no 31 above but of size 25 mm bore.

All as per item no 31 above but of size 20 mm bore.

All as per item no 31 above but of size 15 mm bore.

Supply & Laying GI tubing medium grade of size 80 mm bore with all fittings laid in trenches complete including cutting and thereading all as required at site complete all as specified directed.

All as per item no 37 above but of size 50 mm bore.

All as per item no 37 above but of size 40 mm bore.

All as per item no 37 above but of size 25 mm bore.

All as per item no 37 above but of size 20 mm bore.

All as per item no 37 above but of size 15 mm bore.

Supply & Fix GI tubing medium grade of size 80 mm bore with all fittings on wall complete including cutting and thereading all as required at site complete all as specified directed.

All as per item no 43 above but of size 50 mm bore.

All as per item no 43 above but of size 40 mm bore.

All as per item no 43 above but of size 25 mm bore.

All as per item no 43 above but of size 20 mm bore.

All as per item no 43 above but of size 15 mm bore.

Burning out lead joints position including removing old lead from the CI pipes of 100 mm dia complete all as specified and directed. Note: Excavation & earth work will be measured & paid for separately.

All as per item no 49 above but of size 150 mm bore.

All as per item no 49 above but of size 200 mm bore.

All as per item no 49 above but of size 250 mm bore.

M&L for run lead joints to CI spigot and socket pipes and fittings of size 100 mm dia complete all as specified and directed.

All as per item no 53 above but of size 150 mm bore.

All as per item no 53 above but of size 200 mm bore.

All as per item no 53 above but of size 250 mm bore.

Repairs to sluice valve of size 80 mm dia CI by taking out defective spindles and check nuts of any type and replacing the spindle with new as per site but check nut of any type with new brass check nut complete all as specified and directed.

All as per item no 57 above but of size 100 mm bore.

All as per item no 57 above but of size 150 mm bore.

All as per item no 57 above but of size 200 mm bore.

Removing the gate from sluice valve of size 80 mm dia in position and metalizing with bronze and match with standard size and refixing in position complete all as specified and directed.

All as per item no 61 above but of size 100 mm bore.

All as per item no 61 above but of size 150 mm bore.

All as per item no 61 above but of size 200 mm bore.

M&L for replacing the gland packing of sluice valves of size 80 mm dia complete all as specified and directed.

All as per item no 65 above but of size 100 mm bore.

All as per item no 65 above but of size 150 mm bore.

All as per item no 65 above but of size 200 mm bore.

All as per item no 65 above but of size 250/300 mm bore.

Dismantling and taking out unserviceable sluice valve of any sizes from any position by unscrewing/ cutting the rusted nuts.

S & F in repair Sluice valve of size 80 mm dia CIass PN 1.6, both ends flanged duly drilled, ISI marked with IS-14846-2000, PN-1.6 having Stainless Steel spindle and check nut including operating wheel cap, fixing with new nuts, bolts, washers and rubber insertion/ packing complete all as specified and directed.

All as per item no 71 above but of size 100 mm bore.

All as per item no 71 above but of size 150 mm bore.

All as per item no 71 above but of size 200 mm bore.

All as per item no 71 above but of size 300mm bore.

S&F in repairs gun metal gate valve ISI marked with iron wheel head, screwed both ends for iron pipe of size 50 mm bore including taking down the unserviceable existing ones complete all as specified and directed.

All as per item no 76 above but of size 40 mm bore.

All as per item no 76 above but of size 25 mm bore.

All as per item no 76 above but of size 20 mm bore.

S & F in repair Bib taps, cast copper alloy with crutch or butterfly handle, screwed down, screwed for iron pipe or for brass ferrule fancy type and fixed complete all as specified and directed.

Supply and fix in repair PVC Ball valve ISI marked high presssure of PTMT with epoxy coated aluminium rod and high density plastic ball screwed for iron pipe and fixed of size 40 mm complete all as specified and directed.

All as per item no 82 above but of size 25 mm bore.

All as per item no 82 above but of size 20 mm bore.

All as per item no 82 above but of size 15 mm bore.

S&F in repairs U/S foot valve cast iron of size 150 mm bore including rubber insertion, packing material, nuts, bolts, and washer with suitable new one all as specifed and directed.

All as per item No 85 but of size 80 mm bore.

Repair of U/S non return valve of size 150 mm bore by replacing leather washer insertion with new ones all as directed.

All as per item No 87 but of size 80 mm bore.

S & F in repairs Non return butterfly valve (NRV) ISI marked, gun metal body suitable for 300 mm dia pipe line including taking down old valve all as directed.

All as per item No 89 but 150 mm bore.

All as per item No 89 but 100 mm bore.

All as per item No 89 but 80 mm bore.

Clearing the bushes trunk girth not exceeding 1.0 mtrs around valve chambers and depositing at a distance nexceeding 50 mtrs from starting point.

Cutting the existing road/hard standing/chequered cement concrete tiling/PCC floorinf etc, not exceeding 50 CM wide and 50CM depth, for laying CI/GI/DI pipe line complete all as specified and as directed.

Material and labour for PCC 1:3:6 type C1 using 20 mm graded stone aggregate for Making good or where required for the road/hard standing/chequered cement concrete tiling/PCC floorinf etc, including necessary form work to exposed surfaces finished smooth and even complete all as specified and as directed.

M & L for Cement concrete in foundations, filling and mass concrete PCC 1:2:4 foundation B-2 type for repair of valve pit chamber.

Demolition of Brickwork or precast concrete block walling including wall quoins, arches, pillars, etc, but excluding ashlar facings, dressed stone work and concrete articles built in cement mortar complete all as specified or directed.

M & L for Pre-cast cement concrete block masonry with solid blocks, exc. 10 cm in width and setting in mortar, complete made out of Precast cement concrete of Type C1 1:3:6 (20 mm graded aggregate) (with plain or interlocking joints as directed) setting in cement mortor 1 : 4 , complete, in walls all as specified and directed by Engr-in-charge.

M & L for Rendering 10 mm thick on fair faces of brick work or concrete surface cement paster with the ratio of 1:6 finished even and smooth (without using extra cement).

Providing, cement concrete in roof kerbs or mud stops, rounded or chamfered on edges , in lintels upto 1.5m clear span, and other similar bands, railings upto 60 cm in height, copings, bed plates, water troughs and the like including weathering, slightly rounded or chamfered angles and throating, as directed.

Dismantling structural steel work in cluding doors, gates but excluding framed truss etc.

S & F Framed brackets of angles or tees with web and flanges cut to shape, drilled and countersunk for screw, including bending and welding angles, as necessary, gusset plates, riveting, hinges and handles etc. n exc 10 kg each brackets, conforming to Fe.290.Gde-E-165 (Brackets over 10 kg each to be measured under 'Structural Steel for fabrication of valve pit chamber, raising main support and motor foundation supports etc.

M & L for Painting with two coats of synthetic enamel paint over coat of zink chrome on surfaces of any description, over 10cm in width or girth,not otherwise described

M & L for Fabricate supply and fix valve chamber covers made out of suitable size MS angle/MS plate/flat/rod, hinges, locking arrangement including painting with two coats of synthetic enamel paint over one coat of red oxide primer including removimg existing unserviceable rusted cover all as directed by Engineer-in-Charge.

Supply and fix Foot Valve conforming to IS 4038, 200 mm (8”) dia.

All as per item no 105 above but of size 80 mm (3") bore.

M&L in repair for construction of PCC block walling valve pit of size 1000mmx 1000mm x1000mm(internal dimension) with precast cement concrete block of PCC 1:3:6(PCC 1:3:6) type-C-1 using 20mm graded stone aggregate and 10 mm thick rendering in CM 1:4 on internal and exposed external surfaces with and incl 40x40x6 mm mild steel angle iron frame and 3mm thick MS sheet cover thickness not less then 3mm with locking arrangement and 1 No 50 mm size 4 level lock with key in duplicate incl painting to steel and iron surfaces with two coats of black bituminous paint over a coat of red oxide prime complete all as specified and directed by Engr-in-charge.

All as per item 107 here in before but of size 900mmx 900mm x900mm(internal dimension).

All as per item 107 here in before but of size 600 mmx 600 mm x600 mm(internal dimension) .

Material and labour for dewatering cleaning of OH reservoir/underground sumps of 20,000 gallons capacity UG Sump at 90 Civ pump house with high pressure water jet to remove all masses, algae and dirt and removal of dirty water along with sludge using sludge machine and disposal of the same to a safe distance and including scrubbing of internal surfaces using industrial vacuum machine and cleaning of walls and ceiling with special mechanized by rotary jet machines which disodges the layers of dirt,funges struck on its surface and applying of anti bacterial sterlization spray to walls, floors and ceiling external surfaces of reservoirs and UG sumps where applicable including of vegetation growth upto from tanks and its vicinity a 10 mtr radius all as directed by Engr-in-charge.Note :- (a) The rate coated by the contractor is deemed to include writing letters/figures(Block,Roman,Italic or Indian)n. exc 20cm high.(Date of tank cleaned in formate of (DD/MM/YY) and Capacity of Tank in Gallon) with the help of stencils. (b) The rate quoted by contractor is for cleaning of tank once in six month one time cleaning only. (c) Chemical used for disinfectant will be measured and paid separately under respective item of the schedule.

All as per item No 110 but 50,000 gallon capacity UG sump (AFTC Pump House)

All as per item No 110 but 10,000 gallon capacity UG sump (2 DC area Pump House)

All as per item No 110 but 20,000 gallons capacity over head reservoir on 12 Mtr staging (90 Civilian pump house)

All as per item No 110 but 20,000 gallons capacity over head reservoir on 18 Mtr staging (Narashimha Block AFTC)

All as per item No 110 but 30,000 gallons capacity over head reservoir on 25 Mtr staging (2 DC area)

All as per item No 110 but 25 gallons capacity PVC tank (2 DC)

All as per item No 110 but 30 gallons capacity UG sump near Offr Mess 2 DC area.

Material and labour painting of rising/distribution main, washout,over flow with arrow marked after preparation of good painted CI pipe 100 mm to 250 mm bore of any description and spary painting with two coats of synthetic enamel paint over one coat of red cxide zinc chrome primer incl cleaning, stopping and rubbing down and removing all drops, dirts etc.Note:-All arrangements for painting of any of pipe lines shall be arranged by the contractor and rate quoted as deemed in over all quoted rates.

Material and labour for dewatering cleaning of static water tank of 10,000 gallons capacity at Near AFTC Armoury with high pressure water jet to remove all masse,algae, dirt and removal of dirty water along with sluge machine and disposal of the same to a safe distance and including scrubbing of internal surfaces using industrail vaccum machine and applying of anti bacterial sterlization spray to walls, floor and external surface of static water tank including painting with cement based paint internally and externally complete all as specified and as directed by Engr in charge.

All as per item No 119 but 15,000 gallons capacity Near Officer Mess AFTC

All as per item No 119 but 20,000 gallons capacity Near Abhinav hall.

All as per item No 119 but 24,000 gallons capacity Near AFTC DSC Mess.

All as per item No 119 but 30 gallons capacity UG sump near Offr Mess 2 DC area.

Material and labour for preparation of old painted external surface by brooming down, scrubbing with steel wire brush,scraping distempered and painted surface apply two coat of cement base paint for the following overhead reservoirs/Ground level/under ground sumps all as specified of capacity 20,000 gallons capacity over head reservoir on 12 Mtr staging (90 Civilian pump house).

All as per item No 124 but 20,000 gallons capacity over head reservoir on 18 Mtr staging (Narashimha Block AFTC).

All as per item No 124 but 30,000 gallons capacity over head reservoir on 25 Mtr staging (2 DC area)

All as per item No 124 but 10,000 gallon capacity UG sump (2 DC area Pump House)

All as per item No 124 but 30 gallons capacity UG sump near Offr Mess 2 DC area.

All as per item No 124 but 50,000 gallon capacity UG sump (AFTC Pump House).

All as per item No 124 but 10,000 gallons capacity UG Sump at 90 Civ pump house.

All as per item No 124 but 10,000 gallons capacity Static Water Tank near AFTC Armoury.

All as per item No 124 but 15,000 gallons capacity Static Water TankNear Officer Mess AFTC

All as per item No 124 but 20,000 gallons capacity Static Water Tank Near Abhinav hall.

All as per item No 124 but 24,000 gallons capacity Static Water Tank Near AFTC DSC Mess.

Supply and fixing 25 mm dia Unplasticiced PVC Pipes of pressure rating of pressure rating 10kgf/cm2 fixed complete to wall,ceilings or in floors etc,any type of pipe.

All as per item No- 135 but 20 mm dia pipe

S & F in repair UPVC Gate Valve of size 25 mm dia , ISI marked.

S & F in repair UPVC Gate Valve of size 20 mm dia, ISI marked.

Repair, maintenance, servicing to Chlorine dosing pump of any capacity by disconnecting both side inlet/outlet pipe line and electric connections including cleaning, greasing the internal parts, checking the seviceability of individual items, identification of the defective parts, replacing the Unserviceable spares, gaskets, gland etc. all as specified and directed. Note :- (1) Unserviceable parts replaced if any shall be measured & paid seperately under respective items. (2) Quated rate shall be included all minor parts which are required to make plant serviceable including following Spares(a to f). (a) PVC NRV set with valve (b) PVC adopter for suction and delivery without NRV (c) PVC strainer washer type heavy duty or Y type strainer for suction (d) Teflon gland square type 3 mm (e) Chemical Oil seal with cap (f) Servicing will done every month.

Supply only PVC Dosing head assembly with Suction and delivery adopter with NRV for 25 LPH.

Supply only PVC strainer washer type heavy duty or Y type strainer for suction.

Supply only Chemical Oil seal with cap

Supply only S.S. agitating rod with fan, PP coating

Supply only Plunger assembly without PVC dosing head 25 LPH

Supply only Heavy duty PVC NRV for delivery line.

Supply only Heavy duty FRP tank capcaity 150 ltr including water level indicator and lid complete all as specified and directed.

Supply only chlorine testing kit complete all as specified and directed.

Supply only Ortho-tolidine chlorine solution in packing of 100 ml bottles for testing of chlorine contents in water.

Supply only disinfectant chlorination chemical Calcium Hypochlorite ( Ca(CIO)2 ) dry, free flowing, low dusting, consistent white granules (or powder) and without hard lumps or impurities in 40-45 kgs container having > 65% chlorine content by mass , stablity of chlorine content does not lose more than 1/15th of available chlorine on heating at 100°C +/-2°C for two hours, water insoluble matter should having < 6% by mass , calcium Hydroxide ( Ca(OH)2) substance should not exceed 4% by mass, free from Heavy metal concentration (Arsenic, Lead, Cadmium, Mercury, etc...) and Sodium chloride ( NaCl) substance not exceeding 15% by mass, Toxic and undesirable substance sould be within the specified level confirming to IS 10500(2012) including loading & unloading at site for disinfacting the bacteria after and before cleaning of all type of water reservoire complete all as directed.

Taking water sample from the location as decided by the Engr-in-charge and get tested for all desired parameter of water through a NABL approved lab complete all as specified and directed.

M & L Framed work of grade Fe 410 W (grade -E- 250) as in doors or gates of angle or other section with gusset plates, rails, braces, support frame for pumps, ladders inside the sumps etc., complete, drilled for fixing of steel sheeting or other covering. Doors, etc. to be prepared for hanging or sliding with and including either hooks and hinges or steel hanging door fittings (exclusive of steel sheeting or other covering, running rails and guides) and hanging also fastening and fixing complete all as specified.

RAMESH BABU CO