Dharchula Water Supply Augmentation Scheme

Amount

Supply of all materials, labours & T&P etc and construct following works as per type design and drawings complete.

FRENCH WELL having 400 mm dia providing discharge of 300 lpm

Providing of all materials, Carting from site store to site of work, Lowering into trenches with true to alignment, Laying of MS ERW Pipes grade Yst 210, Jointing by electric welding process with proper grade of eletrodes suitable for jointing of water supply pipe lines (Ador, L&T or equivalent electrodes) by cutting of pipes and making required bends by welding, completion of work with testing of pipe line etc complete.

Excavation of pipe line trench in following strata lift upto 1.5m lead upto 30m. Including refilling, watering, ramming of excavated earth into the trenches and removal of surplus earth upto adistance of 60m from trenches including supply of labour, T&P etc complete. Assuming that 90% pipe line is laid in trenches, it is estimated that 75% excavation will be in soil mixed with shingle, bajri & boulders and 15% will be in ordinary rock.

Same as above but in Ordinary Rock

Supply and fixing of valves in pipeline including cuting, threading of pipeline with fittings, materials, labours, T&P etc complete.

CI D/F sluices confirming to IS: 14846 - 2000 (Kirlosker or Equivelent)

150 mm dia

CI Air valves confirming IS: 789

80 mm dia

Wheel valves (Class-I) as per IS: 788/1997

50mm dia

65mm dia

80mm dia

100mm dia

Supply of all materials, labours, T&P. etc.and construct Gate valve / Air valve / Sluice valve chamber as per type design complete.

Providing M20 plain concrete for Anchor / thrust block of 1 cu.m sized in high pressured zone of supply main as per type design complete.

Supply of all materials, labour T&Petc complete to construct CWR as per drawing includung all pipes & fittings complete.

Supply & fixing of chlorinating arrangement of 25 litre capacity over CWR roof slab. Including supply of all materials & labours as per type design & drawing complete.

Providing, carting, laying & jointing of following sizes of Pipes including all fittings, specials required for proper completion of work as per departmental type design & drawing. G.I. Medium quality

15mm dia

20mm dia

25mm dia

32mm dia

40mm dia

50mm dia

65mm dia

80mm dia

100mm dia

Shifting of water connection as per required

Bailing out of water and diversion of gadhera including all arrangement and labour etc. complete.

P.C.C. in 1:4:8 with cement, local sand and 40 mm gauge stone ballast including supply of material, labour, T&P etc. for proper completion of work

Same as item no. 2 but P.C.C. in 1:2:4 cement, Coarse sand 20 mm gauge stone ballast.

Random rubble masonry with hard stone in foundation and plinth including levelling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm nominal size) upto plinth level with Cement mortar 1:6 (1 cement : 6 coarse sand)

Random Rubble Masonary laid dry in breast wall, retaining wall, parapets,scupper etc. Including supply of all materials,labour, T&P complete required for proper complition of work.