REPAIRING OF FIRE HYDRANT SYSTEM AT TRICHY AIRPORT

Amount

Supply, Erection, Testing and Commissioning of following size., 6mm Thick, M.S. Black Pipe (Heavy duty) IS Marked 1239, Part-1, IS :3589 Including cutting, welding / threading with accessories like tees, elbows, flanged joints, reducers, rubber gaskets, nuts and bolts including fixing the pipe with suitable clamps, bracket etc., complete as required, and provision of PCC foundation supports at every 6mtrs. for open pipe line laying complete in all respects.

200 mm dia

150 mm dia

100 mm dia

80 mm dia

Providing and fixing of 4mm thick multilayer pypkote anti corrosive tar coal based insulation coating and wrapping materials for pipe protection, with tar coal based primer pipe coating for underground MS pipes as per specification and as required.

Painting (two or more coats) of the fire hydrant pipe line and fittings with synthetic enamel red paint of approved brand including preparation of base surface as per recommendations of manufacturer to make the surface fire hydrant.

Supply, installation, testing and commissioning 20 mm bore x 30Mtr long, high pressure brained rubber, swinging house reel with surface mounting MS Drum, wall mounting bracket job including provision of one no brass gunmetal ball valve with nozzle and drum painted with fire red color as per specifications conforming to IS 884 etc., complete in all respect.

Fabrication, repairing, servicing and re-fixing of existing external hydrant boxes made of 16 SWG, M.S. Sheet having central opening with powder coated fire red paint. Job including with suitable support / stand, replacement of door glass etc., complete as per site requirement.

Over hauling, repairing and servicing of various size C.I Sluice valves job including replacement of gaskets, gallon rope, nuts, bolts, washers etc., complete as required.

Shifting of four way inlet fire brigade system from old hydrant system to new location, job including dismantling of existing brigade system with C.I sluice valves and installation at new location as per instruction of EIC., provision of instaneous gunmetal male x female adopter with blanking cap suitable for connect with fire brigade vehicle out let etc., complete as per site requirement.

Dismantling of existing old MS pipe lines of different sizes, 6mm thick heavy duty M.S pipe in existing fire hydrant pipe line and shifting the same to AAI stores etc., as required.

Providing, laying and fixing 300 mm dia RCC pipe NP-3 Class (light duty) in ground complete with RCC collars, jointing with cement mortar 1:2 (1 cement : 2 M. sand) including trenching (100 cm deep) and refilling etc as required.

Excavation for pipe trenches in soft soil, depth up to 1.2 m including dressing of sides lift up to 1.5 m, including getting out the excavated soil, refilling with M. sand and or good soil after laying of cable/ pipe etc in layers of 20 cm, ramming, watering and disposal of surplus excavated soil as directed, within a lead of 50 metres.

Excavation of the cable trenches in hard rock not exceeding 1.5 meters in width, and lift up to 1.5 meters, including getting out the excavated soil and disposal of excavated soil as directed within a lead of 50 meters.

Providing and laying in position cement concrete 1:2:4 (1cement : 2 M sand : 4 graded stone aggregate 20 mm nominal size) in foundation of pump, DG set etc including form work etc as required.

Providing and laying in position cement concrete 1:3:6 (1cement : 2 coarse sand : 6 graded stone aggregate 40 mm nominal size) in foundation of pump, DG set etc including form work etc as required.

Constructing brick masonry manhole of size 150X150cm and 120cm in deep in cement mortar 1:4 ( 1 cement : 4 M sand) with R.C.C. top slab with 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) of 50mm thickness, foundation concrete 1:4:8 mix (1 cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size) of 100mm thickness , inside plastering 12 mm thick with cement mortar 1:3 (1 cement : 3 coarse sand) finished with floating coat of neat cement. Inside size 150x150 cm and 120 cm deep including C.I. cover with frame (medium duty) 500 mm internal diameter, total weight of cover and frame to be not less than 116 kg (weight of cover 58 kg and weight of frame 58 kg) :

Providing and laying 60mm thick factory made cement concrete interlocking paver block of M -30 grade made by block making machine with strong vibratory compaction, of approved size, design & shape, laid in required colour and pattern over and including 50mm thick compacted bed of M. sand, filling the joints with line sand etc. all complete as per the direction of Engineer-in-charge.

DElite System Engineering (India) Pvt. Ltd.

KALKI ELECTRICALS