SPECIAL REPAIRS AND REPLACEMENT OF EXTERNAL WATER SUPPLY DISTRIBUTION SYSTEM AT RMS BELGAUM, HARDING LINES OF JL WING, PROVISION OF BOREWELL WITH SUBMERSIBLE PUMP AT CDO WING AREA OF HQ JL WING AND PROVISION OF CERTAIN OTHER WORKS UNDER GE BELGAUM

Amount

Excavating in trenches n exc 1.5m wide and n exc 1.5m depth and getting out in soft/ loose soil for laying cables, pipes, etc. all as specified and directed.

Excavating in trenches n exc 1.5m wide and n exc 1.5m depth and getting out in hard/ dense soil for laying cables, pipes, etc. all as specified and directed.

Returning filling in including spreading leveling, watering and well ramming in layers n.exc 25cm thick all as specified and directed.

Removing excavated soil to a distance n exc 50m and depositing where directed at a level n.exc 1.5m above the starting point all as specified and directed.

M&L for 150mm bore ductile iron pressure pipes with spigot and socket ends, centrifugally cast (spun), ISI marked, Class K7, in any length, laid in trenches/ on ground/ on supports with and including push-on joints conforming to IS 5382 including dismantling and taking down existing unserviceable CI pipes of any description and type and making good disturbed surfaces all as specified and directed. Note: Ductile iron pipe fittings wherever required shall be measured and paid separately under relevant items of this Schedule.

Supplying and fixing of 150mm bore sluice valve, cast iron body with stainless steel spindle and iron wheel head, flanged type, ISI marked, conforming to IS-14846 Class PN 1.0, with rubber gaskets, MS nuts, bolts, washers, packing materials, etc., as required and testing complete including taking down the existing unserviceable sluice valve of any description all as specified and as directed. Make : KIRLOSKAR

Cutting existing 150mm bore cast iron/ ductile iron pipes in position for making branch connections including provision of necessary Tee, collars, reducers, etc. and jointing and taking down existing CI/ DI pipes as necessary and relaying the same complete all as specified and as directed. Note: Excavation and earth work shall be measured and paid separately under relevant items of this Schedule.

M&L for 2000 litres capacity rotational moulded polyethylene (HDPE) water storage tanks, 'ISI' marked, cylindrical, vertical with closed top conforming to IS 12701-1989 having two layers wall construction with manhole lid and suitable locking arrangement including making holes for inlet, outlet and over flow pipes, hoisted, fixed in position and testing complete all as specified and directed.

M&L for 1000 litres capacity rotational moulded polyethylene (HDPE) water storage tanks, 'ISI' marked, cylindrical, vertical with closed top conforming to IS 12701-1989 having two layers wall construction with manhole lid and suitable locking arrangement including making holes for inlet, outlet and over flow pipes, hoisted, fixed in position and testing complete including taking down the existing PVC water storage tank of any description from the existing staging/ Bldg after disconnecting and dismantling of all existing pipe line connections carefully all as specified and directed.

M&L for cutting existing 100mm bore GI pipes for making branch connections including provision of new GI Tee/ union/ nipple/bend/ socket etc. including necessary screwing of GI pipes all as specified and as directed. Note: Excavation, earth work and taking down GI pipes shall be measured and paid separately under relevant items of this Schedule.

All as described in item No. 10 but cutting of 50/ 25mm bore GI tubes.

M&L for 100mm bore GI water tubing, medium grade with and including provision of all fittings, laid in trenches including taking up or down existing unserviceable GI pipes of any description alongwith its connections all as specified and as directed.

All as described in item No. 12 but 50mm bore GI tubes.

M&L for 25mm bore GI water tubing, medium grade with and including provision of all fittings, fixed complete to walls and ceilings or laid in floors/ trenches including taking up or down existing unserviceable GI pipes of any description alongwith its connections all as specified and as directed.

M&L for 25mm bore GI water tubing, medium grade with and including provision of all fittings, fixed to walls and ceilings or laid in floors/ trenches all as specified and as directed.

M&L for 40mm bore GI water tubing, medium grade with and including provision of all fittings, laid in trenches/ in floors/ on ground all as specified and as directed.

S&F in repairs 50mm bore gun metal gate valve heavy duty ISI marked with iron wheel head screwed both ends to iron pipes and fixed all as specified and as directed

S&F 40mm bore gun metal gate valve heavy duty ISI marked with iron wheel head screwed both ends to iron pipes and fixed all as specified and as directed

S&F in repairs 25mm bore gun metal gate valve heavy duty ISI marked with iron wheel head screwed both ends to iron pipes and fixed all as specified and as directed

S&F 20mm bore gun metal gate valve heavy duty ISI marked with iron wheel head screwed both ends to iron pipes and fixed all as specified and as directed

S&F in repairs 25mm dia PTMT ball valves high pressure (minimum weight 210 grams) with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe all as specified and directed.

S&F 20mm dia PTMT ball valves high pressure (minimum weight 210 grams) with epoxy coated Aluminium rod & high density plastic ball screwed for iron pipe all as specified and directed.

M&L for plain cement concrete 1:4:8 type D2 using 40mm graded stone aggregate as in foundation and mass concrete all as specified and directed.

M&L for plain cement concrete 1:3:6, type C1, using 20mm graded stone aggregate as in coping/ thrust blocks including use of necessary form work including demolition of existing unserviceable concrete of any description all as specified and directed.

M&L for plain cement concrete 1:2:4, type B1, using 20mm graded stone aggregate as in foundation/ coping/ thrust blocks including use of necessary form work all as specified and directed.

M&L for pre-cast cement concrete solid block masonry, exc 10 cm width, blocks cast in PCC 1:3:6, type C0, using 12.5 mm graded stone aggregate and setting in CM 1:6 including demolition of existing unserviceable PCC block masonry built in cement mortar in any position below or above ground level and making good disturbed surfaces all as specified and directed.

M&L for providing roof treatment with APP modified water proofing membrane with the following specifications all as specified and directed.

Removing existing roof treatment of any type like plastic felt/ HP tiles of any description including taking down existing plastering/ concrete of any thickness and cleaning the top surface of RCC slab with wire brush including removal of debris outside of MOD premises

Brushing with neat cement slurry @ 3Kg/Sqm on cleaned RCC slab surfaces and rendering 10 mm thick in CM 1:3 mixed with water proofing compound and finishing surfaces even and smooth without using extra cement. Note: Water proofing compound shall be measured and paid separately

Preparation of plastered surfaces by removing dust, dirt & applying oil bound bituminous primer at 0.3 litre per Sqm & providing APP modified water proofing membrane weight not less than 4.5kg/ sqm reinforced with non oven polyester mat weight not less than 160gms per Sqm including minimum 10cm side/ over laps & including applying a coat of blown hot bitumen grade 85/25 over membrane at 1.2kg per Sqm & on drying applying a coat of solar reflective bituminous aluminium paint at 0.1kg/sqm.

NOTE: APP modified water proofing membrane shall be of any one of the approved makes as specified here-in-after and shall conform to specifications given IS 16540-2017/ IS 16532-2017. Necessary independent tests shall also be carried out by the contractor without any extra cost to the Deptt as per relevant IS specifications and membranes with satisfactory test results shall only be incorporated in the work.

Supply only integral water proofing compound all as specified and as directed.

Drilling trial bore hole of suitable dia in any type of strata i.e. hard/ dense soil, soft disintegrated rock, hard rock boulders, hard rock, etc. by fast drilling DTH method (Down the hole)/ Rig type using power rig for housing of 150mm nominal bore of casing pipe all as specified and as directed.

Note :- The unit rate quoted for this item shall include for the following also:-

(i) Coducting of electric logging and continuous recording of the sub surface geo-physical properties and fracture points, etc. and submitting the same to the department for analysis all as specified and as directed.

(ii) Collecting of samples of stratas for every 3 metre depth intervels or wherever there is a change in strata and preserving the samples in and including suitable statra sample boxes all as specified and as directed.

(iii) Testing of water sample from bore well for chemical and biological analysis for suitability of potable water from Govt recognised laboratory or Institute complete all as specified and as directed.

(iv) Conducting of yeild test with 'V"-notch for a minimum of 04 hours and continued for consecutive 03 days by providing suitable capacity of pumpset and ascertaining of the optimum discharge all as specified.

(v) Submission of the results of drilling duly mentioning the total depth drilled, casing length lowered, depth at which fractures encountered, their corresponding yields, total yield supported with a bore well chart to the Engineer-in-Charge after completion of the drilling.

(vi) Provision of MS cap, ball plug, MS flat iron clamps/ bolts/ nuts, reducing sockets, MS strip for centering all as specified and as directed.

Development of trial bore by reaming in any type of strata i.e. hard/ dense soil, soft disintegrated rock, hard rock boulders, hard rock, etc. using power rig for housing of 150mm nominal bore of the casing pipe upto 150 metre depth all as specified and as directed.

Development of bore well with air compressor till sand/ mud free potable quality water is obtained complete all as specified and as directed.

M&L for sinking of 150mm bore UPVC deep well plain casing pipe, made of virgin resin, 9.5 to 10.7mm wall thickness, conforming to IS 8110 & 12818 , assembled and set inside the bore well all as specified and as directed.

M&L for sinking of 150mm bore UPVC slotted casing pipe, made of virgin resin, 7.5 to 8.5mm wall thickness, suitable for retaining water without filter pack conforming to IS 8110 & 12818 , assembled and set inside the bore well all as specified and as directed.

M&L for 63mm bore PVC Class 'A' pipe, conforming to IS 4985-2000, working pressure 6kg , laid in trenches with rubber ring joints all as specified and as directed.

S&F PVC insulated and sheathed 1100 volt grade multi-stranded copper conductor cable, flat, 3 core x 6 sqmm size for submersible pumps all as specified and as directed.

M&L for mild steel works such as supports, bracings, clamps and back plates fabricated from structural steel sections conforming to Fe.290.Gde-E-165 including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one red oxide primer coat, one under coat and one finishing coat of synthetic enamel paint all as specified and as directed.

DHANSHRI ENTERPRISES

M/s. VIJAY ELECTRICALS

M/S MAHADEV M PATIL

ASHIRWAD ELECTRICALS

SANJAY ELECTRICALS