PVD SEWERAGE SYSTEM TO UDAIPUR KHAS IN GP UDAIPUR DISTT CHAMBA

Amount

Construction of Sewage Treatment Plant of 0.480 MLD capacity based on integrated treatment technology with secondary treatment by MBBR system followed by tertiary treatment based on natural treatment system in the shape of constructed wetland, including evolving of hydraulic and structural designs and drawings, planning, testing and commissioning of treatment facility. The Sewage Treatment Plant should be capable of treating domestic raw sewage having influent characteristics of BOD =350 mg/litre and suspended Solids =650 mg/litre and the characteristics of treated /disposable effluent should comply with the standards as per the norms of H.P. State Pollution Control Board i.e. PH = 6.5- 9, BOD less than or equal to 10 mg/litre, COD less than or equal 50 mg/litre, TSS less than or equal 50 mg /litre, Faecal Coliform (MPN /1000 ml) less than100, N - Total N less than or equal 10 mg/litre, NH4 - N less than or equal 5 mg/litre. The scope of work includes construction of Screen Chamber, Grit Channel, Distribution Box, Anoxic Reactor, MBBR, Tube Settler, Sludge Drying Beds, Constructed Wetland (Rootzone System), Multi Media Filter, Chlorine Contact Tank, Interconnectivity pipe of STP and Effluent Pipe, STP laboratory Equipments for testing of BOD, COD, TSS, PH, Temprature, MLSS, MLVSS, with in all leads and lifts complete in all respect as per the entire satisfaction of Engineer-in-charge (as per chapter No. vi(a), vi(b), vi (c). 3 Months of successful trial run as per the provisions of Manual on Sewerage and Sewage Treatment published by CPHEEO Manual (Latest edition).

O and M of STP and associated sewage network

O and M of STP and associated sewage network for first year

O and M of STP and associated sewage network for Second year

Excavation in foundation, trenches etc. in earth work, in all kinds of soil such as pick work, jumper work, blasting work in hard / soft rocks, chiseling / wedging out of hard / soft rocks including dewatering in saturated soil up to all leads and lifts, staking the excavated soil / materials upto all leads and lifts clear from the edge of excavation and then returning the stacked excavated soil in all layers when required into plinths sides of foundation etc.consolidating each deposited layer by ramming and watering and then disposing of all surplus excavated soil as per direction of Engineer -in-Charge.

Providing and laying cement concrete 1:4:8 (1cement: 4sand: 8graded stone aggregate 40mm nominal size) and curing complete excluding cost of form work in foundation and plinth with in all leads and lifts as per the direction of Engineer-in-charge

Providing and laying cement concrete 1:3:6 (1cement: 3sand: 6graded stone aggregate 40mm nominal size) and curing complete excluding cost of form work in foundation and plinth with in all leads and lifts as per the direction of Engineer-in-charge

Providing and laying cement concrete using M-30 (Design Mix) but not less than 1:1.5:3 (1 cement : 1.5 sand : 3 graded stone aggregate 20 mm nominal size) and curing complete excluding the cost of form work and reinforcement for reinforced cement concrete work within all leads and lifts as per the direction of Engineer-in-charge :-

Foundation footings bases of columns and the like and mass concrete.

Wall (any thickness but not less than 0.10 mts. thickness) attached pillasters, buttresses plinth, and string courses etc.from top of foundation level upto floor two level.

Suspended floor roof landing and shelves and their supports balconies beams girders bressumers and cantilevers upto floor level.

Arches upto floor two level.

Providing and laying cement concrete using M-25 (Design Mix) but not less than 1:2:4 (1 cement : 2 sand : 4 graded stone aggregate 20 mm nominal size) and curing complete excluding the cost of form work and reinforcement for reinforced cement concrete work within all leads and lifts as per the direction of Engineer-in-charge :-

Suspended floor, roofs, landing and shelves and their supports balconies, beams, girders, bressumers and cantilevers upto floor level.

Providing form work with steel plates 3.15mm thick welded with angle iron in frame 30x30x5mm, so as to give a fair finish including centring, shuttering, strutting and propping etc. with wooden battens and ballies height of propping and centering below supporting floor to ceiling not exceeding 4 meters and removal of the same for in-situ reinforced concrete and plain concrete work within all leads and lifts as per the direction of Engineer-in-charge.

Flat surface such as soffits of suspended floors, roofs, landing and the like floors etc. upto floor to 200mm in thickness.

Vertical surfaces such as walls (any thickness) partitions and the like including attached pillasres buttresses, plinth and string courses and the like.

Providing form work of ordinary timber plankings so as to give a rough finish including centring, shuttering, strutting and propping etc. height of propping and centering below supporting floor to ceiling not exceeding 4 metres and removal of the same for insitu reinforced concrete and plain concrete work in : Arches upto 6 metres span within all leads and lifts as per the direction of Engineer-in-charge.

2nd class brick work using common brunt clay building bricks in foundation and plinth in cement mortar 1:4 (1 cement : 4sand) within all leads and lifts as per the direction of Engineer-in-charge.

20mm cement plaster in two coats on rough side of brick/ concrete/ stone walls for interior plastering upto floor two level including arrires, inernal rounded angles, chamfers and or rounded angles not exceeding 80mm in girth and finished even and smooth in cement mortar 1:6 (1cement : 6sand) inner side including cost and carriage of material within all leads, lifts and other incidentials as per the direction of Engineer-in-charge.

Providing mild steel/ Tor steel reinforcement for RCC work including bending,binding and placing in position complete upto floor two level within all leads, lifts and other incidentials as per the direction of Engineer-in-charge.

Applying cement slurry on R.C.C. slab or cement concrete work using 2.75 kg. of cement per sq.metre of floor area before laying cement concrete flooring including roughening, cleaning of the concrete surfaces complete within all leads, lifts and other incidentials as per the direction of Engineer-in-charge.

Providing and fixing 200 mm wide CI Rungs with chequered/ ribbed non-slip surface including fixing in manhole with 200 X 100 X100 mm cement concrete1:3:6 (1cement:3 sand:6 stone aggregate 40mm nominal size) within all leads and lifts and to the entire satisfaction of the Engineer-in-charge.

Providing and fixing pre cast SFRC Manhole cover with frame having size of 560 mm internal dia (Medium Duty) complete in all respect within all leads and lifts and to the entire satisfaction of the Engineer-in-charge.

White washing with lime on undecorated wall surfaces two coats to give an even shade including throughly brooming the surfaceto remove all dirt, dust, mortar and other foreign matter complete in all respect within all leads and lifts and to the entire satisfaction of the Engineer-in-charge.

Providing and fixing of 3.15mm MS Sheet Manhole cover 600X600mm fixed on all sides with ISA 40x25x5mm top angle iron frame hinged on ISA 35x35x5mm bottom angle iron frame. Pieces of MS Flat 20x4mm, 0.15m long be fixed on all sides as hold fast. The operation of manufacturing shall include cutting of MS Sheet, Angle Section and welding of MS Sheets, Angle Section, Hinges, handles 150mm long, 20x4mm flats, locking arrangement and applying a priming coat of steel primer after pretreatment of surface to the entire satisfaction of the Engineer-in-Charge.

Laying, jointing in trenches, galvanised mild steel tubes (light grade), tube fittings including testing of joint complete (cost of excavation is to be measured and paid seperately) complete in all respect within all leads and lifts and to the entire satisfaction of the Engineer-in-charge.

65mm nominal bore

Providing and fixing sand cast/cast iron spun spigot and socket soil, waste and ventilating pipes (lead caulked joints to be measuremed and paid for separately) complete in all respect within all leads and lifts and to the entire satisfaction of the Engineer-in-charge.

100mm nominal size

Providing and fixing Cast Iron Cowl complete in all respect within all leads and lifts and to the entire satisfaction of the Engineer-in-charge.

100mm nominal size

Laying, jointing and testing of DI pipe spigot and socketed pipe with CML (SBR tyton push on joint) complete in all respect as per IS 8329-2900 class K7 diamention weight and test pressures in all respect and as per latest ammendments or edition within all leads and lifts and to the entire satisfaction of the Engineer-in-charge.

150mm dia

Providing Laying and jointing HDPE pipe (conforming to IS 4984-2016) in proper position by butt fusion joining procedure in cluding hydraulic testing as per relevant IS Code, complete within all material for joining procedure like butt fusion welding machine with hydraulic jack, top loading clamp etc. pump accessiries for hydraulic testing and all labour as directed by Engineer in charge as conforming to IS-7634 (PartII) 2012 ammended upto date within all leads and lifts and to the entire satisfaction of the Engineer-in-charge.

160mm OD of HDPE Pipe

Providing and fixing double socket flanged Y Tee 150x150mm Dia as per IS 8329-2900 complete in all respect within all leads and lifts and as per latest ammendments or edition within all leads and lifts and to the entire satisfaction of the Engineer-in-charge.

Providing and fixing DI Plug 150mm Dia complete in all respect and as per latest ammendments or edition within all leads and lifts and to the entire satisfaction of the Engineer-in-charge.

Providing and jointing tyton (Push on joints) to Ductile iron pipe and fitting including testing of the joints, cost of rubber gasket (EDPM quality) conforming to IS 3382 (latest edition/ ammendments complete in all respect within all leads and lifts and as per latest ammendments or edition within all leads and lifts and to the entire satisfaction of the Engineer-in-charge.

Providing and fixing all socket DI Tee/ Cross as per IS 8329 or letest additional amendments including carriage of material within all leads lifts complete in all respect to the entire satisfaction of the Engineer-in-charge.

Stone solling properly hand packed filling interstes with kharunja stone and consolidation with power road roller to the required gradient and chaber including spreading watering and rolling of hinding material or earth work within all leads lifts complete in all respect to the entire satisfaction of the Engineer-in-charge.

Providing and laying cement concrete 1:5:10 (1cement: 5sand: 10graded stone aggregate 40mm nominal size) and curing complete excluding cost of centering and shuttering in foundation and plinth etc within all leads lifts complete in all respect to the entire satisfaction of the Engineer-in-charge.

Providing and laying cement concrete 1:3:6 (1cement: 3sand: 6graded stone aggregate 40mm nominal size) and curing complete excluding cost of centering and shuttering in foundation and plinth etc. within all leads lifts complete in all respect to the entire satisfaction of the Engineer-in-charge.

SS Engineering Corporation

Dogra Construction Company Pvt Ltd