REPAIR REPLACEMENT OF CI DI PIPE LINES UNDER GE (A) JAISALMER

Amount

Excavating in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth for foundation etc or for shaft, wells, cesspits, manholes, pier holes etc not exceeding 10 sqm on plan and n exceeding 1.5 m in depth and in any type of soil complete all as specified & directed by Engineer-in-Charge.

Excavating in trenches not exceeding 1.5m wide and not exceeding 1.5m in depth for foundation etc or for shafts, wells, cesspits, manholes, pier holes etc not exceeding 10 Sqm on plan and n exceeding 1.5 m in depth and getting out in soft/ disintegrated rock complete all as specified & directed by Engineer-in-Charge.

Returning, filling in, including, spreading, levelling, watering and well ramming in layers not exceeding 25 cm thick in any type of soil all as specified & directed by Engineer-in-Charge.

Returning, filling in, including, spreading, levelling, watering and well ramming in layers not exceeding 25 cm thick with soft/ disintegrated rock all as specified & directed by Engineer-in-Charge.

Removing excavated soil to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified & directed by Engineer-in-Charge.

Removing excavated soft/ disintegrated rock to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point complete all as specified & directed by Engineer-in-Charge.

Taking up/down carefully from trenches/walls/pillar GI/CI/DI water mains incl all fittings with spigot and socket ends incl joint/rubber gaskets/lead wool/tyton joint for the following sizes:-

(a) 80 mm bore.

(b) 100 mm bore.

(c) 150 mm bore.

(d) 200 mm bore.

(e) 250 mm bore.

(f) 350 mm bore.

(g) 400 mm bore.

Laying only DI/CI pipe line with spigot and socket ends (in any length) on wall/pillars with necessary fittings (tyton joint/rubber gasket,etc) for assembly of following sizes complete all as specified & directed by Engineer-in-charge. Note :- Serviceable pipe obtained from taking down shall used to re-laying.

(a) 80 mm bore.

(b) 100 mm bore.

(c) 150 mm bore.

(d) 200 mm bore.

(e) 250 mm bore.

(f) 350 mm bore.

(g) 400 mm bore.

Supply and laying ductile iron pipe class K-9 with internal cement mortar lining and external zink coating pipes of following sizes:- Note :- Di specials shall be measured and paid separately.

(a) 100 mm bore.

(b) 150 mm bore.

(c) 200 mm bore.

(d) 250 mm bore.

(e) 350 mm bore.

(f) 400 mm bore.

S & F butterfly valve, high pressure with crutch or butterfly handle for iron pipe or for unions including taking out unserviceable butterfly valve complete of follwing size all as specified and directed by Engineer-in-charge.

(a) 80 mm bore.

(b) 100 mm bore.

Taking down old u/s Sluice valve of any size complete all as specified and directed by Engineer-in-charge.

Supply and fix Sluice valve PN-1.6 with SS spindle and wedge nut complete with iron wheel of following sizes:- Note:- Rate includes neccesary arrangements and cutting the pipe of required dimension with attachments for fitting the sluice valve.

(a) 80 mm bore.

(b) 100 mm bore.

(c) 150 mm bore.

(d) 200 mm bore.

(e) 250 mm bore.

(f) 350 mm bore.

(g) 400 mm bore.

M & L in repairs for gland in sluice valve complete for following sizes :-

(a) 80 mm bore.

(b) 100 mm bore.

(c) 150 mm bore.

(d) 200 mm bore.

(e) 250 mm bore.

(f) 350 mm bore.

(g) 400 mm bore.

M&L for taking out sluice valves for refacing, grinding and refixing including new rubber gasket complete of following sizes :-

(a) 80 mm bore.

(b) 100 mm bore.

(c) 150 mm bore.

(d) 200 mm bore.

(e) 250 mm bore.

(f) 350 mm bore.

(g) 400 mm bore.

M & L stainless steel spindle of sluice valve with neccessay attachments to fit the existing valve, including taking out existing unserviceable spindle complete for the following sizes :-

(a) 80 mm bore.

(b) 100 mm bore.

(c) 150 mm bore.

(d) 200 mm bore.

(e) 250 mm bore.

(f) 350 mm bore.

(g) 400 mm bore.

S & F in repairs foot valve cast iron assembly of following sizes:-

(a) 50 mm bore.

(b) 65 mm bore.

(c) 80 mm bore.

(d) 100 mm bore.

(e) 150 mm bore.

(f) 200 mm bore.

Supply and fix in replacement of cast iron non return (reflux) valve both flanged ends in swing type design as per IS 5312 Part-1, PN-1.0, of following sizes:-

(a) 80 mm bore.

(b) 100 mm bore.

(c) 150 mm bore.

(d) 200 mm bore.

(e) 250 mm bore.

(f) 350 mm bore.

(g) 400 mm bore.

Supply, fixing and testing, cast iron air release valve with two air outlet and fixing to existing CI/ DI water supply mains including necessary cutting/ drilling inserting and including tee, nuts, bolts etc including taking out existing unserviceable air release valve complete for follwing sizes all as specified & directed by Engineer-in-charge.

M&L in repairs MS leakage clamps 150 mm in width made out of 6 mm thick MS Sheet in shape and size duly drilled 2 holes in each side with and including necessary rubber insertion sheet of required size and MS bolt,nuts & washers including excavation/earth work in any type of strata and dewatering of line water for prevention of water leakage from pipeline all as specified and directed suitable for following sizes of CI/DI pipelines:-

(a) 80 mm bore.

(b) 100 mm bore.

(c) 150 mm bore.

(d) 200 mm bore.

(e) 250 mm bore.

(f) 350 mm bore.

(g) 400 mm bore.

M & L for Burning of lead joint in position for the pipes of following sizes:- Note:- Lead obtained from burning will issued to contractor under sch of credit.

(a) 80 mm bore.

(b) 100 mm bore.

(c) 150 mm bore.

(d) 400 mm bore.

S&F mechanical/ detachable/ Victaulic joints (class 10) with nut, bolts, washers, rubber gaskets etc suitable for CI/DI pipes of following sizes:-

(a) 80/100 mm bore.

(b) 150/200 mm bore.

(c) 250/300 mm bore.

(d) 350/400 mm bore.

S&F and testing of CI/DI pipe fitting for spigot socketed pipes such as bends (any type, radius and angle), tapers any type (straight, bend, increasing/ decreasing or double socket etc). Tee pieces, single branch, “Y” junction, double branch, cross (all sockets or socket and spigot), collars, caps and plugs, for pipe upto 400mm bore all as specified & directed by Engineer-in-charge. Note:- Rate quoted by the contractor shall deemed to inclusive of cutting existing pipe line, including fittings required shall be deemed to included in the quoted rate.

M&L for PCC (1:4:8) type D-2, using (40 mm graded stone aggregate) as in foundation concrete, mass concrete etc complete all as specified & directed by Engineer-in-charge.

Dismantling of valve chamber and removing material not exceeding 50m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified & directed by Engineer-in-charge.

Construction of valve chamber of size 180 x 180 x 120 cm (internal dimensions) with the following specifications :-

(i) 15cm thick PCC 1:4:8 type D-2 (using 40 mm graded stone aggregate) as in foundation concrete. (ii) PCC solid block masonry 200mm thick using grade C-5 block built in CM 1:6 (iii) Rendering 15mm thick in CM 1:4 finished even and fair. (iv) PCC (1:3:6) type C-1 (using 20mm graded stone aggregate) as in coping. (v) 3mm thick MS sheet cover alongwith MS angle iron frame 40 x 40x6 mm duly embedded in coping concrete with necessary locking arrangement. (vi) Painting MS sheet cover and frame with two coats of synthetic enamel paint over a coat of red oxide primer. (NOTE : Excavation and earthwork shall deemed to inclusive in the rate quoted by the contractor.

Construction of valve chamber of size 120 x 120 x 120 cm (internal dimensions) with the following specifications :-

(i) 15cm thick PCC 1:4:8 type D-2 (using 40 mm graded stone aggregate) as in foundation concrete. (ii) PCC solid block masonry 200mm thick using grade C-5 block built in CM 1:6 (iii) Rendering 15mm thick in CM 1:4 finished even and fair. (iv) PCC (1:3:6) type C-1 (using 20mm graded stone aggregate) as in coping. (v) 3mm thick MS sheet cover alongwith MS angle iron frame 40 x 40x6 mm duly embedded in coping concrete with necessary locking arrangement. (vi) Painting MS sheet cover and frame with two coats of synthetic enamel paint over a coat of red oxide primer. (NOTE : Excavation and earthwork shall deemed to inclusive in the rate quoted by the contractor.

Construction of valve chamber of size 100 x 100 x 100 cm (internal dimensions) with the following specifications :-

(i) 15cm thick PCC (1:4:8) type D-2 (using 40 mm graded stone aggregate) as in foundation concrete. (ii) PCC solid block masonry 200mm thick using grade C-5 block built in CM 1:6. (iii) Rendering 15mm thick in CM 1:4 finished even and fair. (iv) PCC (1:3:6) type C-1 (using 20mm graded stone aggregate) as in coping. (v) 3mm thick MS sheet cover alongwith MS angle iron frame 40 x 40x6 mm duly embedded in coping concrete with necessary locking arrangement. (vi) Painting MS sheet cover and frame with two coats of synthetic enamel paint over a coat of red oxide primer. (NOTE : Excavation and earthwork shall deemed to inclusive in the rate quoted by the contractor.

Surface excavation not exceeding 15 cm deep in soft/loose soil around the pump house/sub station surrounding including cleaning etc., complete all as specified & directed by Engineer-in-charge.

M & L for cutting branches of trees of various length to keep a clear distance from pump houses and depositioning the cutted branches upto 50 mtr from pump house complete all as specified & directed by Engineer-in-charge.

S & F ultrasonic level transmitter IP 67, 8 meter range 2 wire with complete set up of submersible type water level sensor, where sensor gives output of 4 to 20 mA and this is being connected to transmitter to show water level. Transmitter is designed to show water level in the tank which will be in meters and also it will show available water quantity in gallons. Transmitter will have two relays and out of this relay 1 is set for upper level and relay 2 is set for lower level of water in tank. Output of relays canbe connected to hooter as alarm . Display wiil be of LCD and size will be 20x4, where in water level as well as water quantity will be displayed, material PVDF, aluminium housing PU painted, top mounting including bracket complete with panel comprising of SMPS NHP 24 DC, 3 Amps and MCB SPN and anything else required for making level sensor operational and provision for fixing 4 digit 7 segment LED display complete

ITEM No. 30.00 CONTD... testing/calibration for indiacting water level inside OHT(any capacity)/UG sump (any capacity) etc including taking down unserviceable ultra sonic sensor complete all as specified and directed by Engineer-in-Charge. SBEM (ultramate 136-ULT)/ Bamo electronics. Note: - (i) Contractor shall have to provid all safty equipments to the labour and which shall deemed to inclusive of his quoted rate. (ii) All precautionery measurments/safty of labour shall responsibility of labour complete.

S& F 2 core 1.0 Sqmm copper conductor complete fixing /saddling/ laying in ground and connecting to level transmitter(OHT/UG sump) at any height and including taking down existing cable of any description complete all as specified & directed by Engineer-in-Charge.

M&L for Pre-cast cement concrete block masonry with solid blocks exc. 10 cm in width and setting in mortar type C-1 (1:3:6) complete built in cement mortar (1:6) making foundation of DI/CI water pipelines to avoid vibration at the time of pumping operation complete with necessary earthwork complete all as specified & directed by Engineer-in-Charge. Note: Minimum size for foundation L x W = 45 cm x 45 cm but height & dimension will varry from site to site. Contractor should quote the rate according to the condition.

M & L for testing of water sample at authorised government laboratory for biological fitness of water on monthly basis including glass bottle for collection of sample. Note: - (i) Sample of water to be collected from wherever directed by Engr-In-Charge will be responsibility of contractor. (Water sample includes area such as Dabla Main P/H and ASC P/H)) complete all as specified & directed by Engineer-in-Charge. (ii) Collection of sample from all the places at a time will be considered as one job each time (iii) Necessary test certificate shall produce for payment of RAR. (iv) Detailed lod book regarding collection of sample to be submitted duly signed by all concerned.

Material and labour for cross arms, bracing supports, clamps fabricated out of structural steel such as ISMC, angle iron, flat iron sections including hot galvanised nuts & bolts, washers for single and two pole structure welding, bending cold or hot, drilling holes for bolts, in any shape or size as specified and including of one under coat and finishing coat with aluminium paint over a coat of red oxide primer including dismantling of existing cross arms complete all as specified & directed by Engineer-in-Charge. Note :- (i) Design should be approved by Engineer-in-charge prior giving orders for manufacturing the items. (ii) Unseviceable cross arms will issued to contractor in sch of credit.

JAI ENGINEERING COMPANY (BID ID -3136407)

GITANSH ENGINEERS AND COMPANY (BID ID -3138129)

Paliwal Construction Company (BID ID -3143268)