CA No CWEAFJ-04/2020-21 SPECIAL REPAIR TO MAIN SEWAGE LINE AND ROADS AT AIR FORCE STATION JAMMU

Amount

Excavation in trenches for pipes and manholes in any type of soil not exceeding 1.5m wide and not exceeding 1.5m deep and getting out complete all as specified and directed. Note:- Contractor shall take due precaution while excavation for not damaging existing water supply lines, Electrical and communication cables etc any damage occured to the same during excavation shall be made good by contractor without any extra cost to the department

Excavation in trenches for pipes and manholes in any type of soil not exceeding 1.5m wide and exceeding 1.5m but not exceeding 3.00 m deep and getting out complete all as specified and directed. Note:- Contractor shall take due precaution while excavation for not damaging existing water supply lines, Electrical and communication cables etc any damage occured to the same during excavation shall be made good by contractor without any extra cost to the department

Demolition and breaking up drain pipes(salt glazed,stoneware, AC or reinforced concrete) set in cement 'mortar 150 mm diaincluding removal of all demolished SGSW pipes and throwing in low lying area inside or outside Airforce station as directed by Engineer-in-Charge complete all as specified and directed.

Demolition and breaking up drain pipes(salt glazed,stoneware, AC or reinforced concrete) set in cement 'mortar 200 mm dia including removal of all demolished SGSW pipes and throwing in low lying area inside or outside Airforce station as directed by Engineer-in-Charge complete all as specified and directed.

Cement concrete 1:4:8 type D-1 (using 40mm graded creushed stone aggregate) in foundation filling and mass concrete complete all as specified and directed.

Reinforced concrete pipes 150mm bore, class NP2 with one collar per length of pipe laid and jointed on concrete bed , complete all as specified and as directed.

Reinforced concrete pipes 200mm bore, class NP2 with one collar per length of pipe laid and jointed on concrete bed , complete all as specified and as directed.

Reinforced concrete pipes 300mm bore, class NP2 with one collar per length of pipe laid and jointed on concrete bed , complete all as specified and as directed.

Demolition of brick work/ stone work built in cement mortar or cement lime mortar incl all quoins, arches, pillars , etc complete all as specified and directed.

Brick work with sub class 'B' bricks straight or curved on plan exc 6m mean radius with old size bricks built in cement mortar 1:4 for manhole and external pointed flush in same mortar as the work proceeds, complete all as specified and directed.

PCC 1:2:4 type B1, using 20 mm graded crushed stone aggregate as in benching to drain including weathering slightly rounded or chamfered angles complete all as specified and as directed.

Rendering 15mm thick in CM 1:4 on brick work of concrete surfaces mixed with integral water proofing compound finished even and fair without using extra cement complete all as specified and directed. Note : WPC shall be measured & paid seperately.

Supply only integral water profing compound ISI marked complete all as specified and directed .

Extra for forming fair finished drain or channel 30 cm inner girth in cement concrete, using extra cement, including forms, moulds, mi-tred/stopped ends complete all as specified and directed.

Mild steel angle iron/flat Iron work as in manhole cover frames complete with welding etc and painted with two coats of bituminos paint. complete all as specified and directed

Supply only for Cast iron work grade FG 150, unmachined, in brackets, gully traps,gratings,,manhole covers (Factory made), fire and soot doors, dampers, stop valve boxes, gate stops, parts of ranges, balusters and similar articles n.exc 5 Kg per article complete all as specified and directed. Articles under this Item to be received through a proper receipt voucher duly wetted and Receipt voucher shall be entered in MB.

Fixing only for Cast Iron manhole covers and frames, light duty, any type and any size setting in cement mortar 1:3 and flaunching with cement concrete 1:2:4 type B-1 complete all as specified and directed by Engr-in-charge.

Demolition of re-inforced cement concrete of any description and in any position not otherwise specifically provided for, complete all as specified and directed by Engr-in-charge.

Cutting into existing Manholes for connecting new drains, making good to pipe and rendering cutting out existing benching for and forming branch channel (1/2 round of 3/4 section) in cement concrete 1:2:4 type B-1 smooth finished and forming benching as required, internal dia of pipe 150mm complete all as specified and directed.

M&L cleaning of existing sewage pipe lines 150mm/200mm internal dia, including manholes upto 1.5mtr depth by removing the manhole covers of any type/size and cleaning by means of hydraulic jet pressure machine as required at site from manholes and well flushing with water after cleaning incluidng getting out sludge if any and liquid materials from connecting manholes deposited in sewer line removing the solids and sludge to any distance and reinstating the manholes cover to its original position as directyed by Engr-in-Charge. Notes:- (i) Earth and excavation shall be included in quoted rates. (ii) Cleaning of Existing sewage pipe line/manholes by suitable suction pump loaded vehicles/trailers available in the market and dispose effluent in STP area as directed by Engr-in-Charge. The rate for the same shal be included in the quoted rates. (iii) vehicle No , driver name and licence and time of each trip shall be entered in MB while recording measurements under this Item. (iv) before and after cleaning photographs of manholes shall be kept in record. (v) Contractor will have to deploy one hydraulic jet pressure machine and suction pump loaded vehicle daily in the morning .Recovery for non deployment of machine shall be made @ Rs 3000/- per day for every day on which machine is not deployed

M&L cleaning of existing sewage pipe lines 150mm/200mm internal dia, depth exceeding 1.5 metre and not exceeding 3.00 metres, including manholes by removing the manhole covers of any type/size and cleaning by means of hydraulic jet pressure machine as required at site from manholes and well flushing with water after cleaning incluidng getting out sludge if any and liquid materials from connecting manholes deposited in sewer line removing the solids and sludge to any distance and reinstating the manholes cover to its original position as directyed by Engr-in-Charge. Note:- (i) Earth and excavation shall be included in quoted rates. (ii) Cleaning of Existing sewage pipe line/manholes by suitable suction pump loaded vehicles/trailers available in the market and dispose effluent in STP area as directed by Engr-in-Charge. The rate for the same shal be included in the quoted rates. (iii) vehicle No , driver name and licence and time of each trip shall be entered in MB while recording measurements under this Item. (iv) before and after cleaning photographs of manholes shall be kept in record. (v) Contractor will have to deploy one hydraulic jet pressure machine and suction pump loaded vehicle daily in the morning .Recovery for non deployment of machine shall be made @ Rs 3000/- per day for every day on which machine is not deployed

Salt-glazed stoneware gully traps 180x150mm size, square or round mouthed, 'S' or 'P' type complete all as specified and as directed

Demolition of Paver block (any thickness) or brick tiles in floors, channels, kerbs, aprons, etc laid ,bedded and pointed in any mortar complete all as specified and directed.

Demolition of cement concrete in ground floors and pavings n.exc 15 cm thickness (below or above ground level) complete all as specified and as directed by Engr-in-Charge.

Hardcore of broken stones or boulders of gauge n.exc 63 mm deposited, spread and levelled in layers n exc. 15 cm thick, watered and rammed to a true surface complete all as specified and as directed

75 mm thick cement concrete 1:4:8 type D-2, using 40mm graded crushed stone aggregates as in sub base of flooring etc complete all as specified and directed..

40mm thick PCC 1:2:4 type B-1 using 20mm graded crushed stone aggregate as in flooring finished fair and even without using extra cement complete all as specified and directed.

Machine pressed precast conctete interlocking paver block any shape and size confirming to IS 15658-2006 of 60 mm thickness, M-35 Grade with grey cement and pigment , set, jointed, over and including 50 mm thick sand cushioning including watering and consolidation in layers all as specified and as directed by Engr-in-charge. Thickness of sand cushioning shall be consolidated thickness.

All as Per Item no 28 above but Except Paver Block complete all as specified and directed. Note:- Old Paver blocks to be reused.

Filleting in any position and to any shape in cement mortar 1:3 including all mitres, stops, etc complete all as specified and directed.

Returning filling in (soil) including spreading, levelling, watering and well ramming in layers n.exc 25 cm thick in any type of soil complete all as specified and directed.

Removal of excavated material (soil) to a distance n.exc 50m and depositing where directed at a level n.exc 1.5m above the starting point complete all as specified and directed by Engr-in-Charge.

150 mm (spread thickness) Soling (Sub base) with broken boulders or quarried stone, interstices filled surface formed and well rammed , consolidated to required gradient and camber using 8 to 12 tonne capacity power roller complete all as speciifed and as directed

Water bound macadam (WBM) 150 mm thick (compacted thickness) in two layers of 75 mm thick each layer with coarse granite aggragate of grading 2 (63 to 40 mm size) each layer spread separately, rolled and consolidated to required gradient and camber using 8 to 12 tonne capacity power roller complete all as speciifed and as directed.

Preparing unsurfaced water bound macadam surfaces by brushing with wire brushes for removing caked mud etc, sweeping with brooms and finally using with gunny bags to remove all loose dirt etc complete all as speciifed and as directed

Preparing black top surfaces by brushing with wire brushes for removing caked mud etc.sweeping with brooms & finally fanning cleaned surfaces with gunny bags to remove all loose dirt etc, complete all as specified and as directed

Applying evenly a priming coat with bituminous primer @ 10 Kg/ 10 Sqm using paving bitumen VG-10 on new WBM surfaces complete all as specified and as directed.

Bituminous premixed semi dense asphaltic concrete 40 mm (consolidated) thick with 5.5% binder content by weight of total mix using paving bitumen VG-30, rolled and compacted to required camber and gradient using 8 to 12 tonne capacity power roller complete all as specified and directed . Notes:- 1. Premixed carpet shall be laid using self propelled mechanical paver and preparation of mix shall be done using computerized hot mix plant . 2. The exact quantity of bitumen to be used shall be determined by design mix by Marshal method).

GENESIS INDIA

Sarbat Construction Co