REPAIR/MAINTENANCE AND CLEANING OF SEPTIC TANK, SOAK WELL, SEWAGE LINE, MAN HOLE AND ALL CONNECTED WORKS UNDER GE TAWANG

Amount

Demolition and breaking up drain pipes 75/110 mm internal dia (SWG,AC or reinforce concrete) set in cement mortar including bedding and hunching complete all as specified and directed.

Demolition and breaking up drain pipes 150 mm internal dia (SWG,AC or reinforce concrete) set in cement mortar including bedding and hunching complete all as specified and directed.

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

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

S&F 150 mm bore PVC (SWR) pipes, single socketed in any length with rubber ring joints, laid in trenches or in floors complete all as specified and directed.

M&L for plain cement concrete 1:3:6 type C-2 using 40 mm graded stone aggregate bed to drain pipes including packing under and haunching against the sides of pipes after they are laid and tested for 110 mm bore pipe complete all as specified and as directed.

M&L for plain cement concrete 1:3:6 type C-2 using 40 mm graded stone aggregate bed to drain pipes including packing under and haunching against the sides of pipes after they are laid and tested for 150 mm bore pipe complete all as specified and as directed.

Dismantling of CI/PVC soil/waste, vent and rain water pipes of any dia and type incl all fittings complete all as specified and directed.

S&F PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls of 110mm bore size complete all as specified and directed.

S&F PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls of 75 mm bore size complete all as specified and directed.

S&F stack clamps out of 50mm by 5mm flat iron and 16mm dia round iron stays incl bolt and nuts securing ends of stays to wall or roof of 100mm bore complete all as specified and directed.

S&F stack clamps out of 50mm by 5mm flat iron and 16mm dia round iron stays incl bolt and nuts securing ends of stays to wall or roof of 75mm bore complete all as specified and directed.

S&F 110 mm bore PVC (SWR) bends any radius provided with access door complete all as specified and directed.

S&F 75 mm bore PVC (SWR) bends any radius provided with access door complete all as specified and directed.

S&F 110 mm bore PVC (SWR) junction single, (Single T) equal or unequal with access complete all as specified and directed.

S&F 75 mm bore PVC (SWR) vent cowl, complete all as specified and directed.

Excavating in trenches not exc 1.5m wide and exceeding 1.50 m and n exc 3.00 m deep, for foundations, etc, or for shafts, wells, cesspits, manholes, pier holes, etc and not exceeding 10 square meter on plan for manholes etc and not exceeding 1.5m in depth and getting out in hard/dense soil complete all as specified and directed.

Excavation in over area nexc 1.5 metre deep and getting out in hard/dense soil complete all as specified and directed.

Excavation in over area exc 1.5 metre but nexc 3.00 metre deep and getting out in hard/dense soil complete all as specified and directed.

Returning filling in with approved excavated soil including spreading, leveling, watering and well ramming in layers not exceeding 25cm thick complete all as specified and directed.

Removing excavated soils to a distance not exceeding 50 metres and depositing where directed at a level nexc. 1.5 metre above the starting point complete all as specified and directed.

Demolition of Brick work or concrete block/stone boulder masonry, built in cement mortar including all quoins, arches, pillars, etc, but excluding ashlar facings, dressed stonework and precast concrete articles complete all as specified and directed.

M&L Plain cement concrete (1:4:8) type D-2, using 40mm graded crushed stone aggregate as in foundations, filling and mass concrete complete all as specified and directed.

M&L PCC 1:3:6 type C-1 (20mm graded agg) as in precast block masonry with solid blocks, exc 10cm in width and setting in cement mortar 1:6 complete all as specified and directed.

M&L for loose filling with broken stone aggt of gauge 80 to 150 mm size in soakage pits/soak wells or any other place including spreading and leveling complete all as specified and directed.

M&L for Walling of random rubble uncoursed,well bonded bedded and solidly hearted built in CM 1:6 including finishing the joints, flush as the work proceeds complete all as specified and directed.

M&L for Plain Cement Concrete (1:3:6) type C-1, using 20mm graded stone aggregate as in surface channel and drain including necessary formwork complete all as specified and as directed.

Materials and Labour for Extra for forming fair finishing to surfaces drain/channel 30 cm inner girth in cement concrete ,using extra cement incl forms, moulds etc complete all as specified and directed.

M&L for Plain cement concrete (1:2:4) type B-1, using 20mm graded crushed stone aggregate as in coping including weathering, slightly rounded or chamfered angles and throating including necessary form work complete all as specified and directed.

Demolition of cement concrete (reinforced) of any description and in any position not otherwise specifically provided for like MH cover etc complete all as specified and directed.

M&L for Precast cement concrete (1:2:4) type B-1, using 20 mm graded crushed stone aggregate as in manhole/drain cover slabs etc including necessary form work and set in cement mortar 1 : 4 complete all as specified and directed. (Note: Steel reinforcement shall be measured & paid separately)

TMT bars 10 mm dia and over, as reinforcement for concrete cut to length, bent to shape required including cranking, bending, spi-rally hooping for columns, hook-ing ends and binding with and including mild steel wire (an-nealed) not less than 0.90mm dia, complete all as specified and directed.

TMT mild steel bars 6 mm to 8 mm dia cut to length bent to shape required including cranking bending spirally for hoping for columns, hooking ends and binding with and including mild steel wire annealed 0.9 mm dia or securing with clips complete all as specified and directed.

Taking down cement plaster of any description on brick work and concrete wall incl raking out joints, hacking for key and scrubbing down with water complete all as specified and directed.

Rendering 15 mm thick in cement mortar (1:4) on fair faces of brick work or concrete surface mixed with water proofing compound @ 3% by weight of cement or as per manufacturer’s instructions, finished fair and even without using extra cement complete all as specified and directed. (Note : WPC shall be measured & paid separately)

Supply only integral water proofing compound ISI Mark of approved make complete all as specified and directed.

Demolition of concrete in ground floor and pavings nexc 15cm thickness including floor finishes like tiles if any of any description. (below or above ground level) complete all as specified and directed.

S&F in repair Vitreous china squatting pan of 'Orissa pattern' long pan size 580 x 440 mm white with integral foot rest incl ‘P’ or ‘S’ trap and flush pipe etc complete incl making good the floor fixed in repairs complete all as specified and directed.

S&F in repair vitreous China wash down closet pan (pedestal pattern) white (excluding fixing bolts and flushing cistern) including down pipe, seat cover and flush pipe complete all as specified and directed.

S&F in repair PVC valveless, syphonic action type flushing cistern 10 ltr capacity, low level, white, with inlet, ball valve, float and handle including brackets complete all as specified and directed.

M&L in repair viterous china WHB, white flat back size 580x450mm exc taps, waste, chain and plug and porcelein stopper but including brackets complete all as specified and directed.

S & F in repairs vitreous china urinal, half stall type, white including providing and fixing plugs, bedding urinal against wall in CM 1:2 securing urinal to plug with and incl 60 mm long brass screw, pointing around urinal back in cement, fixing flush pipe, grationg and union of dischage pipe.including provn of concrete bedding and connection to trap and flushing pipe antisyphonage pipe etc comple incl making good to floor complete all as specified and directed.

Materials and Labour for reinforced cement concrete (1:2:4) type B1(nominal mix) using 20 mm graded stone aggregate as in wall, retaining wall and the like, any thickness, above top of footings, including attached pilasters and buttresses complete all as specified and directed. (Note: Steel reinforcement shall be measured & paid separately)

Materials and labour for formwork to faces of walls, retaining walls, abutments, parapets and stair case railing and similar work including attached pilaster, buttresses etc; vertical or to batter, curved faced with fair finished surfaces of concrete complete all as specified and directed.

15mm thick screed bed in cement mortar 1:4 for laying of floor finishes complete all as specified and directed.

Non skid coloured ceramic tiles 7 to 8 mm thick (square/rectangle) area of each tile exc .06 Sqm but n exc 0.11 Sqm in floor etc set and jointed with cement slurry and pointed with white or coloured cement to matchwith tiles incl dismantling/demolation/taking down complete all as specified and directed.

Cutting into existing manhole for connecting new drains and making good to pipes and rendering cutting out existing benching for and forming branching for and forming branch channel (1/2 round or ¼ section ) in PCC 1:2:4 type B-1 using 20mm graded crushed stone aggregate smooth finished and reforming benching as specified and directed for 150mm dia of pipe complete all as specified and directed.

Cutting into existing manhole for connecting new drains and making good to pipes and rendering cutting out existing benching for and forming branching for and forming branch channel (1/2 round or ¼ section ) in PCC 1:2:4 type B-1 using 20mm graded crushed stone aggregate smooth finished and reforming benching as specified and directed for 100mm dia of pipe complete all as specified.

Cleaning/clearing of IWC/EWC by roding, gully trap/floor trap incl CI pipe/PVC pipe upto first manhole by roding, taking out all residue incl waste and testing by pouring water after cleaning etc complete all as specified and directed.

Cleaning of Cost iron/PVC Sewage/drain pipe fixed on wall of 75/150mm bore by roding taking out all residue from the lines/manholes including water depositing at a distance not less than 20 mtr in ditch finally covering the ditch with earth and spraying unslacked lime on the covered ditch as well as around the manholes to make hygienic including excavation of ditch testing of line by furnishing water after cleaning etc complete all as specified and directed.

Dewatering/Desludging & cleaning of manhole (1st manhole only) of any depth, any size, taking out water mixed with sludge and solid sludge incl any foreign materials such as stone, tree hedges etc, removing and depositing sludge aty a distance not less than 20 meter in a ditch incl necessary excavation of pit and covering with earth & spraying unslaked lime n the covered ditch as well as around the manholes with water after desludging complete all as specified and directed.

Cleaning/clearing of sewage line (incl manhole except 1" manhole) 75 mm to 350mm bore of any description under ground any depth, removing any type of blockage incl desilting, descaling and de-chocking from drain as well as from manhole with combined high pressure water jetting cum suction (vacum) type machine mounted on LMV/HMV having facility of high pressure vacum incl provision of hydrolic application through high pressure thermoplastic fiber base water jetting hose and through conical round shaped nozzle pipe and flushing after cleaning incl cleaning of manhole, sludge water shall be disposed of directed incl taking of manhole cover and refixing the same after cleaning complete all as specified and directed.

Taking out/pumping for Cleaning of accumulated sludge including contaminated sewage water from septic tanks/sokage well including inlet/outlet chambers after plugging in coming sewage lines through combined high pressure water jetting cum suction (vacum) type machine mounted on LMV/HMV and facility of high pressure vacuum and removing and dumping off the same in the tank to a place out side cantonment at the place marked for the purpose by local municipality or the authority conftolling the area complete all as specified and directed.

M/S L G BUILDERS

SHELLUNG CONSTRUCTION

M/S GAKHIL CONSTRUCTION

M/S RINCHIN DORJEE CONSTRUCTION

M/S NAVA BHARAT BUILDERS

M/S KESANG CONSTRUCTION

M/S GLOBAL ROYAL CONSTRUCTION