GE/CHM-109/2025-2026 REPAIR, MAINT AND CLEANING OF SEWAGE LINE, MAN HOLES ANd AREA DRAINAGE IN OTM ACCN UNDER AGE B/R II AT CHANDIMANDIR

Cleaning & clearing of underground sewage line upto 300 mm bore pipe (including manholes by taking off manhole covers and re-fixing the same after cleaning) of any description, underground any depth by removing any type of blockage including de-silting and de-chocking with combined high pressure water jetting cum suction (vaccum) type machine mounted on LCV/HCV and having facilities of high pressure shape nozzle pipe and flushing after cleaning of manholes (sludge/sludge water shall be disposed off at authorized dumping site declared by local administration duly covered in a hygienic manner while transporting outside MD land as directed by Engineer-in-Charge,

Cleaning and clearing of blockage from any type of WCs (Indian/European), trap & Cl pipe line upto 1st manhole manually by rodding, pumping etc (including taking off manhole covers and re-fixing the same after cleaning) of any description, underground and at any depth by removing any type of blockage including de-silting and de-chocking (Sludge/sludge water shall be disposed off at authorized dumping site declared by local administration outside MD land complete all as specified and as directed by the Engineer-in-charge. NOTE :- (i) The rates quoted includes cost of T&P like sewage cleaning rods, bamboos and other safety devices etc. (ii) Contractor shall deploy minimum 03 Nos of person as per requirement /as decided by Engineeer-in-Charge. No extra payment shall be given on this account (iii) Complaint shall be rectified within 06 hours in receipt of complaint. A sum of Rs. 250/- per complaint per day will be recovered from payment of contractor if the complaint is not cleared with 24 hours.

Excavation in any type of soil (hard/dense or mud) for getting out punctured or existing damaged/broken or otherwise nonfunctional RCC drain pipe 150 mm dia bore (one complete piece) , and supply and fixing salt glazed stone ware pipe uto 150mm bore dia etc complete including PCC 1:3:6, type C-2 (using 40mm graded stone aggregate), bedding and haunching as required incl jointing with existing line, returning, filling in and well ramming the soil and removal of surplus spoil to a distance n.exec 50 mtrs and deposited where directed complete all as specified.

All as per serial item No 3 herein before but bore of pipe 200mm

All as per serial item No 3 herein before but bore of pipe 300mm

Clearing and desilting of manholes of size n.exc 1.20m x 1.20m and depth n.exc 1.5m and removing the sludge to a distance exc 250m and n.exc 500m and deposited where directed and including digging borrow pits and covering the borrow pits with 10 cms thick layer of soil complete including pumping out liquid and liquid sludge with pumping machine pumping arrangement and labours complete all as specified and directed.

Clearing and desilting of manholes of size n.exc 1.20m x 1.20m and depth exc 1.5m but n.exc 3.00m and removing the sludge to a distance exc 250m and n.exc 500m and depostied where directed in and including digging borrow pits and covering the borrow pits with 10 cms thick layer of soil complete including pumping out liquid and liquid sludge with pumping machine pumping arrangement and labours complete all as specified and directed.

Clearing and desilting of manholes of size n.exc 1.20m x 1.20m and depth exc 3.00m but n.exc 4.50m and removing the sludge to a distance exc 250m and n.exc 500m and depostied where directed in and including digging borrow pits and covering the borrow pits with 10 cms thick layer of soil complete including pumping out liquid and liquid sludge with pumping machine pumping arrangement and labours complete all as specified and directed.

Clearing and desilting of septic tank upto 50 users, depth exc 1.5m but n.exc 3.00m with combined high pressure water jetting cum suction (vaccum) type machine mounted on LCV/HCV and having facilities of high pressure shape nozzle pipe and flushing after cleaning of sludge/sludge water shall be disposed off at authorized dumping site declared by local administration duly covered in a hygienic manner while transporting outside MOD land) complete all as specified and directed. NOTE for serial item No 06 to 09 :- (i) Net contents of sludge shall be measured at the time of removal and paid (ii) The rate inclusive of dewatering as required and nothing extera shall be paid extra on this acccount.

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 ¾ section) in plain cement concrete 1:2:4 type B1 smooth finished, and reforming benching as required, for internal dia of pipe 150mm all as specified and directed.

All as per serial item No. 10 herein before but internal dia of pipe 200mm

All as per serial item No. 10 herein before but internal dia of pipe 300mm

Excavation in trenches in any type of soil n.exc 1.5m wide and not exceeding 1.5 metre wide and not exceeding 1.5 metre in depth for foundation etc. or for shafts, wells, cesspits, manholes, pier hole etc. and getting out, complete all as specified.

Excavation in trenches in any type of soil exceeding 1.5 metre but not exceeding 3 metre in depth for foundation etc. or for shafts, wells cesspits, manholes, pier hole etc. and getting out, complete all as specified and directed.

Returning filling in, including spreading, leveling, watering and well ramming in layers not exceeding 25 cm depth in soils, complete all as specified and directed.

Removal of excavated material to distance not exceeding 50 metre and depositing where directed at a level not exceeding 1.5 metre above the starting point in soil, complete all as specified and directed.

Demolition and breaking up drain pipes (Salt glazed ware, RCC NP2 pipe etc) internal dia of pipe 150mm set in cement mortar including PCC haunching complete all as specified and directed (excavation and earth work shall be measured and paid separately).

All as per serial item No 17 herein before but for 200mm bore of pipe

All as per serial item No 17 herein before but for 300mm bore of pipe

Plain cement concrete 1:4:8 type D-2, using 40mm graded crushed stone aggregate as in packing under and haunching against the sides of pipes (150mm bore pipe) after the pipe are laid and tested including making good and preparing the existing bedding to receive new pipe complete all as specified and directed.

All as per serial item No 20 herein before but for 200mm bore of pipe

All as per serial item No 20 herein before but for 300mm bore of pipe

Salt- glazed stoneware drain pipe grade ‘A’ 150mm bore, ISI marked, jointed with cement mortar, laid in trenches and tested including fittings of same grade complete all as specified and directed.

All as per serial item No 23 here-in-before but internal dia of pipe 200mm –ditto-

RCC pipes class NP2 300mm dia bore, with collars, ISI marked, jointed with cement mortar, laid in trenches and tested including fittings of same grade complete all as specified and directed (excavation, earthwork and PCC shall be measured and paid for separately)

100mm bore cast iron soil waste and vent pipes in any length with or without ears with cement joints laid in trenches or in floors, fixed as in repair complete all as specified and directed. (Excavation and earth work shall be measured and paid for separately)

All as per serial item No 26 herein before but 75mm bore of pipes complete all as specified and directed.

Demolition of brick work built in cement mortar including all quoins, arches, pillar etc including disposal of rubbish n.exc 1.5 Km complete all as specified and directed.

Brick work with sub class ‘B’ bricks straight or curved on plan exc 6 metre mean radius built in cement mortar 1:4 complete all as specified & directed.

All as per serial item No. 29 herein before but except bricks (using old serviceable bricks obtained from demolition of brick work can be reused) complete all as specified and directed.

Plain cement concrete type B-0, 1:2:4 using (12.5 mm graded crushed stone aggregate) as in copings, surface channel and the like complete all as specified and directed.

15mm thick rendering cement plaster in Cement and Sand mortar 1:4 over brick or concrete surfaces finished even and smooth without using extra cement complete all as specified and directed

15mm thick rendering cement plaster in Cement and Sand mortar 1:4 over brick or concrete surfaces finished even and smooth without using extra cement including taking down old plaster complete all as specified and directed

Factory made RCC man hole covers, (Medium duty, M-35 Grade) of size 600mm x 600mm x 75mm with plain faces, including MS frame, set in position in cement mortar 1:4, including removal of old unserviceable RCC covers complete all as specified and directed.

All as per serial item No. 34 hereinbefore but (Medium duty, M-35 Grade) size of manhole covers 450mm x 450mm x 75mm

All as per serial item No. 34 hereinbefore but (Medium duty, M-35 Grade) size of manhole covers 750mm x 750mm x 75mm

All as per serial item No. 34 hereinbefore but (Medium duty, M-35 Grade) size of manhole covers 600mm x 900mm x 75mm

All as per serial item No. 34 hereinbefore but (Medium duty, M-35 Grade) size of manhole covers 600mm x 1200mm x 100mm

All as per serial item No. 34 hereinbefore but (Medium duty, M-35 Grade) size of manhole covers 600mm x 1500mm x 100mm

CI inspection lid of size 75mm dia for soil and waste pipe including nuts, bolts etc, fixed as in repair complete all as specified and directed.

CI 75mm bore branch pieces equal or unequal or inverted (spigot socketed type or with parallel branches fitted with oval excess door), fixed as in repair complete all as specified & directed.

All as per item No. 41 herein before but for 100mm bore pipe, complete all as specified and directed.

Cast iron bends (any radius), diminishing pieces or tapers (largrer bore measured), suitable for 75 mm bore spun pipes, fixed as in repair ISI marked, complete all as specified.

All as per serial item No 43 herein before but 100mm bore of pipes, complete all as specified and directed.

Stack clamps for 75mm bore pipe, made out of 30mm x 2mm size, flat iron round stays, including screws/ Nails and securing ends of stays to wall or roof, fixed as in repair complete all as specified and directed.

All as per serial item No 45 herein before but 100mm bore of pipes, complete all as specified and directed.

PVC (SWR) pipe, 75mm bore, single socketed in any length with rubber ring joints, laid in trenches or in floors, fixed as in repairs complete all as specified and directed.

PVC (SWR) pipe, 110mm bore, single socketed in any length with rubber ring joints, laid in trenches or in floors, fixed as in repairs complete all as specified and directed.

PVC (SWR) pipe, 75mm bore, single socketed in any length with rubber ring joints, fixed to walls with MS clamps made out of flat iron of size 25mm x 3mm including nuts bolts etc, fixed in repairs, complete all as specified and directed.

PVC (SWR) pipe, 110mm bore, single socketed in any length with rubber ring joints, fixed to walls with MS clamps made out of flat iron of size 25mm x 3mm including nuts bolts etc, fixed in repairs, complete all as specified and directed.

75mm bore PVC (SWR) bend any radius, fixed as in repair complete all as specified and directed.

110mm bore PVC (SWR) bend any radius, fixed as in repair complete all as specified and directed.

PVC (SWR) gully trap 125/110 mm, setting and jointing with solvent cement, fixed as in repair complet all as specified and dircted.

PVC (SWR) floor trap 75mm bore, plain with grating including jointing with solvent cement, fixed as in repair complete all as specified and directed.

Removing /cleaning away all grass vegetation,saplings, shrubs,undergrowth and trees not exceeding 30cms girth, applying two coat antivegitation chemical, making good with PCC 1:2:4 type B-0 using 12.5mm graded stone aggregate and removing rubbish upto a distance not exc. 50m, complete all as specified and directed.

Demolition of cement concrete (unreinforced) in ground floors and pavings n exc 15 cm in thickness (below or above ground level), complete all as specified.

Demolition of cement concrete (reinforced) of any description and in any position complete all as specified and directed.

Pre-cast reinforced cement concrete type B-1, 1:2:4 using (20 mm graded crushed stone aggregate) as in manhole cover slabs with plain faces etc set in cement mortar 1:4, complete all as specified and directed.

Mild steel TMT bars 10 mm dia and over, cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with mild steel wire (annealed ) not less than 0.9 mm dia all as directed and specified and directed.

Formwork to soffits of suspended slabs such as roof slabs, floor slabs, landings and similar work; not exceeding 200mm thick (Horizontal or sloping) complete all as specified and directed.

Plain cement concrete (1:3:6) type C-2 using 40mm graded crushed stone aggregate as in plinth protections & in hardstanding, 50mm thick, finished fair and even without using extra cement, with 10mm wide joints to full depth @ 3m c/c and at corners, filled with mastic mortar, complete all as specified and directed.

Machine pressed preacst concrete interlocking paver block, with grey cement and no pigment, design as approved, any shape and size conforming to IS 15658-2006 of 60 mm thickness, M-35 Grade laid over and including 25mm

thick sand cushioning , complete all as specified and directed

Factory made rubber moulded coloured chequered cement concrete tiles 300mm x 300mm x 20-25mm thick (with grey cement and no pigments), set, jointed and pointed in neat cement slurry with grey cement with pigment to match the colour of tiles, glossy finish, laid over 20mm thick screed bed in cement mortar 1:6, including dismantling of old tile complete all as specified and directed.