| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 06-Aug-2021 | Extn of critical dates | Date | 18-08-2021 |
| 2 | 06-Aug-2021 | Revised boq | BOQ | 18-08-2021 |
| 3 | 18-Aug-2021 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 25-08-2021 |
| Sl. No. | Item Description |
| 1 | Material and labour for cleaningand clearing blockage of sewage lines, manhole by rodding and well flushing the sewage lines after removing of sludge including removing the manhole cover and refixing after cleaning of manhole of any size and depth. The manhole lines to be cleaned manually/mechanical sludge trailor and all sludge to be removedto a distance of 3km outside of the cantt area. (Note : (a) The contractor shall provide sufficient labours everyday to clear for all types of sewage line blockage complaints. (b) The period of completion for each complaints shall be 24 hours. (c) It shall be the responsibility of the contractor to get the complaints completed with in stipulated period the labour shall be made available during the office hours for any complaints. (d) The payment shall be made to the contractor on the basis of job done on compliants slipsfor each complaints. No payment shall be made for any incomplete work.The rates quoted by the contractors shall deemed to be included the above aspects & nothing extra shall be admissible on this account. |
| 2 | All as per item No 1.00 above but cleaning and blockage of WC"s, toilets, kitchen, Sink etc complete all as specified and directed. |
| 3 | Dewatering of soak well/soak pit including connected septic tank by discharging the sewage water into a sealed tanker withpipe system including vehicle and other arrangementsand disposing within 3 KM outside cantt area complete all as directed by Engineer-in-Charge.( Note : 4000 Ltr capacity tank shall be meausred as one unit ) |
| 4 | Excavation and getting out of sludge from septic tank in any depth by any means and removing to the distance up to 3 kms outside cantt area and disposed in approved areas all as directed by Engineer-in-Charge. |
| 5 | Material and labour for salt glazed stoneware drain pipes Grade "A" laid in trenches and jointed as specified internal diameter of pipe 150mm, including demolition and removal of old pipe from site upto 3.0km as directed by Engr-in-Charge includingbreaking up drain pipe (salt glazed stone ware) set in CMcomplete all as specified and directed. |
| 6 | Material & labour for concrete bed to drain pipes including packing under, and haunching against the sides of pipes after they are laid and tested in cement concrete 1:4:8 type D2 (using 40mm graded stone aggregate) for 150 mm dia pipe work in foul position . |
| 7 | Material and labour for salt glazed stoneware drain pipes Grade "A" laid in trenches and jointed as specified internal diameter of pipe 200mm, including demolition and removal of old pipe from site upto 3.0km as directed by Engr-in-Charge includingbreaking up drain pipe (salt glazed stone ware) set in CMcomplete all as specified and directed. |
| 8 | Material & labour for concrete bed to drain pipes including packing under, and haunching against the sides of pipes after they are laid and tested in cement concrete 1:4:8 type D2 (using 40mm graded stone aggregate) for 200 mm dia pipe work in foul position . |
| 9 | Material and labour for PCC 1:3:6 type C-1 (using 20mm crushed stone aggregate) as in surface channel or drains complete all as specified and directed. |
| 10 | Material & labour for repairs to CI/AC down take pipes for arresting leakage using rubber or fibre basedgasket upto 3rd storeyheight includingmaking good the disturbed surfaces to match the existingcomplete all as specified and directed. |
| 11 | Cleaning of sewage lines 150mm boreby removing allsilt, foreign material and other deposits completely and making the lines free from all obstacles and testing the flow of sewer line evenly, smoothly by filling water the operation will be carried out in suitable length by blocking the first and last manhole of path and removing the silt/sludge out of defence land complete all as specified and directed. |
| 12 | Cleaning of sewage lines 200mm boreby removing allsilt, foreign material and other deposits completely and making the lines free from all obstacles and testing the flow of sewer line evenly, smoothly by filling water the operation will be carried out in suitable length by blocking the first and last manhole of path and removing the silt/sludge out of defence land complete all as specified and directed. |
| 13 | Excavation in trenches not exc 1.50m wide and not exc 1.50m in depth for foundation etc or for shafts, wells, manholes etc not exceeding 10 sqm on plan and getting out in soft/loose soil all as specified and directed. |
| 14 | Excavation in trenches not exc 1.50m wide , exc 1.50m and not exc 3.00 m in depth for foundation etc or for shafts, wells, manholes etc not exceeding 10 sqm on plan and getting out in soft/loose soil all as specified and directed. |
| 15 | Returning, filling in, including spreading, leveling, watering and well ramming in layers n.exc. 25cm thick in soft / loose soil complete all as specified and directed. |
| 16 | Removing excavated materials n.exc.50 Mtr and depositing where directed at a level n. exc. 1.5 Mtr above the starting point complete all as specified and directed. |
| 17 | Material and labour for providing Cement concrete 1:3:6 Type C-2 (using 40 mm graded crushed stone aggregates), in foundations, filling and mass concrete complete all as specified and directed. |
| 18 | Demolition brick work built in cement mortar including all quoins arches pillars etc complete all as specified and directed. |
| 19 | Material and labour for brickwork with fly ashbricksbuilt in Cement mortar (1:6) straight or curved exc. 6mtr mean radious complete all as specified and directed. |
| 20 | All as per item No 19.00 above but except bricks including cleaning of old bricks for reuse complete all as specified and directed. |
| 21 | Material & labour PCC 1:2:4, type B-1 (using 20 mm graded crushed stone aggregate) as in coping and benching and the like including weathering slightly rounded or chamfered angle and throating complete all as specified and directed. |
| 22 | Material and labour for rendering 15 mm thick in cement mortar 1:4onfair faces of brick wallfinished fair and even complete all as specified and directed. |
| 23 | Taking down cement plaster from brick work or stone walls etc including racking out joints hacking for key, scrubbing down with water etc complete all as specified and directed. |
| 24 | Material and labour for cutting into existing manholes for connecting new drains , making good to pipe and rendering , cutting out existing benching for and forming branch channel ( 1/2 round or 3/4 section ) in cement conc 1:2:4 type B-1 using 20 mm graded crushed stone agg , smooth finished and reforming benching as required for internal dia of pipe 150/200 mm complete all as specified and directed . |
| 25 | Demolition of plain cement concrete in ground floors and paving n.exc 15cm thickness (below or above ground level) and unreinforced as in PCC benching PCC bed etc complete all as specified and directed. |
| 26 | Material and labourreinforced cement concrete M-25 Design mixas in slabs supported on walls as in soak well/septic tank etc complete all as specified and directed. |
| 27 | Material & labour for form work to soffits of suspended slabs (horizontal or sloping) such as roof slab, floor slab, landing and similar work not exceeding 200 mm thick for rough finished surfaces of concrete complete all as specified and directed. |
| 28 | Material & labour forformwork to edges of RCC slab for septic tank and soak well, railings, n.exc 20cm wide and sides of RCC band in walls, sloping and similar work for rough finished surfaces of concrete flat complete all as specifeid and directed. |
| 29 | Material & labour for pre-cast cement concrete 1:2:4 type B-1 (using 20 mm graded stone aggregate) as in cover slabs for manholes, set in cement mortar 1:6 including necessary form work , placing in desired places and demolition of old cover slabs complete all as specified and directed. |
| 30 | Supply and fix mild steel TMT bars8-10mm dia, cut to length, bent to shape required, including cranking bending spirallyand binding with and includingmild steel wire annealed not less than 0.9mm dia complete all as specified and directed. |
| 31 | Supply and fix 110mm bore PVC (SWR) pipes, single socketed, in any length with rubber ring joints fixed to walls or laid under floors etc, as in waste or rain water pipes including demolition and breaking of old unsv drain pipes complete all as specified and directed. |
| 32 | All as per item No 21.00 as above but 75mm bore complete all as specified and directed. |
| 33 | Supply and Fix in repair 110mm bore PVC (SWR) bends fixed to wall / floor complete all as specified and directed. |
| 34 | Supply and Fix in repair 75mm bore PVC (SWR) bends fixed to wall / floor complete all as specified and directed. |
| 35 | Supply and fixin repair 110mm dia PVC (SWR) junction single, (single T)equal or unequal complete all as specified and directed. |
| 36 | Supply and fixin repair 75mm dia PVC (SWR) junction single, (single T)equal or unequal complete all as specified and directed. |
| 37 | Supply and fixingin repair vitreous china squatting pan "Orissa" pattern, size 580 x 440mm white, with set of integral footrests &"P" or "S" trapincluding making good the disturbed surfaces and to match with existingcomplete all as specified and directed. |
| 38 | Supply and fix in repair PVC floor trap, 75 mm dia with stainless steel grating including jointing to waste pipe in cement mortar 1:2 & set in cement concrete 1:2:4 type B-1 (using 20mm graded stone aggregate) complete all as specified and directed. |
| 39 | All as per item No 38.00 as above but 100mm nahani trap complete all as specified and directed. |
| 40 | Supply and fixinginrepair Cast iron bends any radius),diminishing pieces or tapers ( larger bore measured ) suitable for 100 mm bore CI spun pipes complete all as specified and asdirected byEngr-in-Charge. |
| 41 | Supply and fixinginrepair Cast iron "P" or "S" trap, ISI marked, suitable for 100 mm bore CI spun pipes complete all as specified and asdirected byEngr-in-Charge. |
| 42 | M&L 75 mm thick PCC(1:3:6) type C1 as in plinth protection finished fair and even including demolition of existing PCC plinth protection complete all as specified and directed. |
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