Military Engineer Services-MES has published Tender For Repair/Maintenance Of Raw Water Rcc/Ms/Di Pipeline Of 600Mm Dia And Allied Works From Meghadrigedda Dam To Naval Dockyard Visakhapatnam Under Ge (I) (Dm) Visakhapatnam. Submission Date for this Tender is 18-11-2023. Pipe Laying Tenders in visakhapatnam Andhra Pradesh. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 27-Oct-2023 | Corrigendum No 01 | Other | 06-11-2023 |
| 2 | 06-Nov-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 13-11-2023 |
| 3 | 13-Nov-2023 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 18-11-2023 |
| Sl. No. | Item Description |
| 1 | Surface dressing of areas above pipe lines by Clearing away all grass, wild vegetation, saplings, shrubs, brushwood, undergrowth, roots, and trees not exceeding 60cm girth and removing rubbish upto a distance of 50 meters outside the periphery of the area under clearance complete all as specified and as directed. |
| 2 | Cleaning at alternate 15 days of raw water strainer of size 600 mm dia after dismantling all nuts bolts of strainer top cover and refixing after completion of work, including cleaning of PCC pit by removing all scales dirt, sediments and fungus etc. usingwire brush complete all as specified and directed. Note: Each time cleaning shall be measured as one Job |
| 3 | Supply and fix CI / DI air release valve with isolating sluice valve 80 mm dia confoming to ISI 4846 with lead gun metal rings and spindle nut in bronze and spindle for 12 CR 13 material with ISI mark, pressure rating PN 1.0 including necessary weldingand fixing new nipple,nuts, bolts and washers and rubber gasket etc. complete all as specified and as directed including taking out old one. |
| 4 | Supply and fix CI / DI air release valve with isolating sluice valve 150 mm dia confoming to ISI 4846 with lead gun metal rings and spindle nut in bronze and spindle for 12 CR 13 material with ISI mark, pressure rating PN 1.0 including necessary weldingand fixing new nipple,nuts, bolts and washers and rubber gasket etc. complete all as specified and as directed including taking out old one. |
| 5 | M&L for attending emergency break down of pipe linedue to bursting / cracking of 600 mm bore RCC /DI /MS/CI water mains at any location,and including cleaning / removal of broken pipe pieces of various lengths, cutting the pipes / fittings if any by gas cutter / mechinical cutter/ manual cutting as per site requirement and including inserting necessary specials such asMS / RCC pipes of short length, RCC collar etc as per site requirement, testing for leakages of joints, testing and necessary dewatering by using necessary pumps, excavationin any type of soil by mechanical excavator / manually, returning filling and removing rubbish upto a distance of 50 meters outside the periphery of the area under breakdown, necessary cementing work withquick setting cement /chemical, spun yarn etc as requires at sitecomplete all as specified and directed. Notes:- The quoted rate is deemed to be include the following:- (i) Arrangement of suitable pump sets for dewatering at the time of breakdown.(ii) Necessary labour/trade men for attending immergency break down .(iii) Labour element required for fixing RCC/DI/MS pipes, specials fittings(iv) All earth work to carry out mannually as well mechanicaliy. Mechanical excavator shall be keptstand by till completion of the Jobwork(v) Replacement of MS / RCC pipes of short length, RCC collar RCC collar with new joints on both sides (vi) Disinfection of new collars and pipe from entry of foreign materails etc (vii) Job register for repairing work shall be maintained by concerned JE and the Job order on the day of the work shall be signed by contractor /or his repon completion of Job work (viii) Only DI specials / DI mechanical joint / MS pipe if requires shall be measured seperately under respective items under this Schedule as supply only |
| 6 | Supply only mechanical joint for 600 mm dia DI pipe including both end rubber gusket , nuts bolts assembly complete all as specified and as specified |
| 7 | Supply only DI / CI/ MS fittings for water pipe line such bends (any type, radius and angle) tapers any type, (straight, bend, increasing, decreasing or double socket etc.) Tee pieces single branch. "Y" junction, double branch, cross (all sockets or socket and spigot) collars, caps and plugs upto 600 mm bore completeall as specified and directed. |
| 8 | Supply only MS pipe any length 600 mm bore (ID), 12 mm wall thickcompleteall as specified and as directed. .( Note: 600 mm dia pipe may be fabricated as site as per requirement) |
| 9 | M&L for attending emergency repairfor leaking of RCC Collar joint of 600 mm bore RCC water mains at any location, in trenches by removing all damaged cemet morter and old spun yarn and caulking with new spun yarn and cement morter 1:3 mix with quick setting cement / cement mixed with chemical (like CICO oil etc) all around the collar joint and testing the new joint for including necessary earth work like excavationin any type of soil by mechanical excavator / manually, returning filling and removing rubbish upto a distance of 50 meters outside the periphery of the jointing area,necessary dewatering by using necessary pumps,complete all as specified and directed Notes:- The quoted rate is deemed to be include (i) Arrangement of suitable pump sets for dewatering at the time of joint repair.(ii) All earth work to carry out mannually as well mechanicaliy. Mechanical excavator shall be keptstand by till completion of the Jobwork .(iii) Job register for repairing work shall be maintained by concerned JE and the Job order on the day of the work shall be signed by contractor /or his repon completion of Job work(iv) one collar has two joint, each joint measured as one unit |
| 10 | Supply and fix new pipe indicator pre cast RCC pillar of size 300mmx300mmx1200 mm written with engraved as ND-V at both side and fixed above pipeline by keeping 600mm above GL including necessary earthwork,3 coats of white washing of exposed surfaces complete ll as specified and directed. |
| 11 | M&L for valve chamber of internal size not less than 900 x 900 x 900mm with cement brick palstering the surfaces with three coats of white wash includingMS sheet cover of not less than 3mm thickness with MS angle not less than 40mmx40mmx5mm including proper locking arrangement and fabrication for air release valve painting with one coat of red oxide primer and one coat of anticorrosive black bituminous paint incl dismantling mild steel work of any description not otherwise specially provided for all as specified and directed. |
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