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Repair And Maint Of Sewage Lines, Manhole, Septic Tank, Filter Bed, Grease Trap And Allied Sewage System , Garbage Bins Etc At 6 Wing Af Under Ge (Af) Barrackpore Repair And Maint Of Sewage Lines, Manhole, Septic Tank, Filter Bed, Grease Trap And Allied S, 6 WING AF BARRACKPORE-West Bengal

Military Engineer Services-MES has published Repair And Maint Of Sewage Lines, Manhole, Septic Tank, Filter Bed, Grease Trap And Allied Sewage System , Garbage Bins Etc At 6 Wing Af Under Ge (Af) Barrackpore Repair And Maint Of Sewage Lines, Manhole, Septic Tank, Filter Bed, Grease Trap And Allied S. Submission Date for this Tender is 07-08-2021. Dustbin Tenders in 6 WING AF BARRACKPORE West Bengal. Bidders can get complete Tender details and download the document.




Tender Notice

28670726
Corrigendum : Repair And Maint Of Sewage Lines, Manhole, Septic Tank, Filter Bed, Grease Trap And Allied Sewage System , Garbage Bins Etc At 6 Wing Af Under Ge (Af) Barrackpore Repair And Maint Of Sewage Lines, Manhole, Septic Tank, Filter Bed, Grease Trap And Allied S
Open Tender
Indian
West Bengal
6 WING AF BARRACKPORE
07-08-2021

Tender Details

Repair And Maint Of Sewage Lines, Manhole, Septic Tank, Filter Bed, Grease Trap And Allied Sewage System , Garbage Bins Etc At 6 Wing Af Under Ge (Af) Barrackpore Repair And Maint Of Sewage Lines, Manhole, Septic Tank, Filter Bed, Grease Trap And Allied Sewage System , Garbage Bins Etc At 6 Wing Af Under Ge (Af) Barrackpore

Corrigendum Details

Sr No CorrigendumDate Corrignedum CorrigendumType NewSubmissionDate
1 06-Aug-2021 Amendment in NIT and PS Other 07-08-2021

Key Value

Document Fees
INR 500 /-
EMD
INR 30000.0 /-
Tender Value
Refer document

BOQ Items

Name of Work: Repair and maint of sewage lines,manhole,septic tank,filter bed ,grease trap and allied sewage system ,garbage bins etc at 6 wing AF under GE (AF) Barrackpore
Sl. No. Item Description
1M&L for Systematically cleaning and de-silting/de-sludging of blocked sewage pipe line 150mm dia and any depth including taking out sludge/silt and other foreign materials from man holesand gully traps of any size and depth by rodding using steel rod or split bamboo sticks thoroughly from both sides between adjacent manholes still clear flow of sewage line is observed, passing knots, kamti and disc of required size or pumping out liquid waste /sewage, plugging and diverting the flow to the drain if necessary and stacking the removed silt/sludge in deposits as directed including taking precautionary measures such as safety belts, dry cell torch for lighting inside the manholes and drain etc, sprinkling bleaching powder on the silt/sludge removed to avoid bad smell and disposal of silt by digging earth pits to a depth of n,exc 1Mtr and depositing the sludge and sprinkling bleaching powder @200gm per sqm and returning filling with earth and disposal of surplus earth in layers n,exc 15cmcomplete all as specified and directed. (Note : Rate deemed to be inclusive of excavation of earth pits removal of silt/sludge and bleaching powder required for disposal of silt).
2All as per item 1 above but for 100mm dia of pipe and any depth complete all as specified and directed.
3Taking out old broken brick bats from filter beds and soakwells, cleaning with water including screening and stacking for reuse and cleaning the base of filter bed with water and removing the unserviceable brick bats to a distance n. exc. 50m in low lying area complete all as specified and directed.
4M&L for loose filling with broken brick bats of gauge 80mm to 150mm in filter bed of soakage well, soakage pit complete all as specified and directed.
5All as per item No 4 here in before but by using serviceable brick bats obtained from item No 3.
6Cleaning and de-sludging of existing septic tank completely of solid/liquid sludge by pumping or manually from inside the septic tank and removal of sludge depositing in excavated pits (required size and depth) to a distance n. exc 50m.Top layers of excavation pit covered by layers of 150mm depth earth spreading with bleaching powder @ 200 gm per Sqm for disinfections purpose complete all as specified and directed. Note :-(i)After dewatering, sludge will be measured and paid. (ii) The rate of excavation of earth pits of required size and depth within 50m from septic tank and bleaching powder is deemed to be included in the item.
7Demolition of brick work or stone masonry built in cement mortar or lime mortar including quions, arches, pillars etccomplete all as specified and directed.
8M&L for brick work with subclass ‘B’ bricks old size straight or curved on plan exc 6m mean radius built in cement mortar (1:6) complete all as specified and directed.
9All as per item 8 here in before but except bricks (obtained from item 7 above) complete all as specified and directed.
10M&L for Brickwork with subclass ‘B’ bricks, straight or curved on plan to any radius in half brick thick walls built in cement mortar 1:4
11Taking down cement plaster on brick wall including raking out joints hacking for key scrubbing down with water etc complete all as specified & directed.
12M&L for 15mm thick cement plaster in cement mortar (1:4) on fair faces of brickwork or concrete surfaces and finished even and smooth without using extra cement complete all as specified & directed.
13M & L preparing plastered or unplastered old decorated surfaces by brooming down or steel wire brushing and applying three coat of white wash on walls and cornices all as specified.
14Demolition of cement concrete (un-reinforced) in ground floor and pavings n.exc. 15cm thickness (below or above ground level) complete all as specified and directed.
15M&L for PCC 1:4:8 type D2 (using 40 mm graded stone aggregate ) as in foundation, filling and mass concrete complete all as specified and directed.
16M&L for PCC 1:3:6 type C1 (using 20 mm graded stone aggregate ) as in foundation, flooring, sub base, paving, surface channels, drains, concrete complete all as specified and directed.
17M&L forExtra for forming fair finished drain or channel 30 cm inner girth in cement concrete, using extra cement, including forms, moulds, mitred/stopped end etc complete all as directed by Engr-in-Charge. (Note : Inner girth only shall be measured& paid to the contractor).
18M&L for precastRCC 1:2:4 type B1 (using 20mm graded stone aggregate) of any thickness and any size as required at site as in landings, cover slabs (for man holes etc.) chullah hoods, chajjas, water troughs, mangers, shelves and similar articles with plain faces and set jointed and pointed in CM (1:4) including demolition of old unserviceable cover slab etc complete all as specified and directed.
19M & L for TMT bars 6mm to 8mm dia cut to length bent to shape required including cranking hooking ends and binding with and incl. MS wire (annealed) not less than 0.9 mm dia complete all as specified and directed.
20All are -Ditto- as per item no 19 but except dia of bars 10mm dia and over
21Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 mtr in depth and getting out in soft/loose soil complete all as specified and directed.
22Excavating over areas, n exc 1.5 m deep and getting out soft/ loose soil
23Add to above item Nos 21& 22 for each additional 1.5 m or part thereof in depth beyond the first 1.5 m
24Surface excavation n.exc (not exceeding) 30 cm deep and averaging 15cm deep and getting out soft/loose soil
25Returning filling in including spreading, leveling , watering and well ramming in layers not exceeding 25cm complete all as specified and directed.
26Removal of surplus soil not exceeding 50 mtr and depositing where directedat a level not exceeding 1.5 mtr above the starting point complete all as specified and directed.
27Demolition and breaking up drain pipe (Salt Glazed Stone Ware, AC or reinforced concrete) set in cement mortar for 150mm bore of pipe including PCC bedding complete all as specified and directed.
28M&L 160 mm PVCRigid pipe single socketed in any length with rubber ring joints aid in trenches or in floors
29M&L 160 mm dia PVC Rigid pipe bends
30M&L for PCC 1:3:6 type C2 (using 40mm graded stone aggregate) as in concrete bed to drain pipe including packing under and haunching against the sides of pipe 150mm bore after they are laid and tested complete all as specified and as directed.
31Dismantling of cast iron or reinforced cementconcrete drain pipe 100mm bore in cement mortar and taking out of trenches complete all as specified and directed.
32M&L for 100 mm bore cast iron centrifugally cast soil, waste and vent pipes, in any length with or without ears, with cement joints, laid in trenches or in floors complete all as specified and directed.
33All as per above item No 32but fixing only
34M&L for 100 mm bore cast iron centrifugally cast soil, waste and vent pipes, in any length with or without ears, with lead joints,fixed to walls complete all as specified and directed. (Make : PIC/ALC).
35All as per above item No 34 but fixing only to walls
36S&F in repairs 100mm dia Bends (any radius) with duck"s foot or heel rest
37S&F in repairs100mm cast iron Swan necks (or off- sets) upto 152 mm projection
38M&L for 100mm dia cast iron branch piece single junction (equal or unequal) with oval access door complete all as specified and directed.
39All as per item No 38 here in before but double junction.
40S&F in repairs 100mm dia Cast iron cowls
41Cutting down vegetation growths like plants/ trees of girth n. exc 15cm from roof tops/ sides, external walls of bldgs, chajjas, wall juctions at junction of rain water/ CI waste water pipe junctions including removal of roots and taking out carefully possible quality of concrete in roofs embedded in walls/ slab surfaces making good affected locations and applyingapproved chemical (herbalmedcine) to arrest further growth and making good the distrubed surfaces with PCC (1:2:4) type B-1 or CM 1:2all as specified and directed by the Engr-in-Charge Note :The unit rate quoted shall be deemed to include the cost of scaffoloding/ staging from ht of upto four storey bldgs.
42Cleaning the blockage in CI/AC/PVC Soil/ Waste / rain water pipes of any dia by removing cleaning eye and re-fixing the same after cleaning the pipe making good the damaged cement joints dia of pipe not exceeding 150mm for the following :- a) Up to First floor
43All as per item no 42 but (b) above first floor and upto 4 floor including scaffolding required for cleaning
44S&FPVC (SWR) pipes 110mm bore single socketed in any length with rubber ring joints laid in trenches or fixed to walls including taking out old pipes complete all as specified and directed .
45S&FPVC (SWR) pipes 75mm bore single socketed in any length with rubber ring joints laid in trenches or fixed to walls including taking out old pipes complete all as specified and directed .
46S&Fin repair 110mm bore PVC (SWR) junction single, (Single T) equal or unequal with access door complete all as specified and directed .
47S&Fin repair 110mm bore PVC (SWR) bends of any radius and provided with access door complete all as specified and directed .
48S&Fin repair 75mm bore PVC (SWR) bends of any radius and provided with access door complete all as specified and directed .
49S&F for 75mm bore PVC (SWR) vent cowlcomplete all as specified and directed .
50S&F 75mm dia PVC (SWR) floor trap, plain with grating including jointing with solvent cement
51S&F in repairs PVC (SWR) gully trap 125/110 mm, setting and jointing with solvent cement
52S&F in repairs Grating doom 100mm dia of PTMT (Minimum weight 25gms)
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