REPAIR/MAINT OF SIREN AND CRUSH BELL AND ALLIED WORKS IN TECHNICAL AND DOMESTIC, REPAIR/MAINT OF MOTORIZED DOOR OF HANGERS DOOR OF HANGERS BLAST PENS AND RUNWAY LINKS, REPAIR/MAINT OF FIRE ALARM SYSTEM, CLEANING OF BPI TANKS AND ALLIED WORKS IN TECHN

Servicing and repair of electronic type single/double tone siren AC, 220/415 volts of range not less than 1 to 3 KM including control box with control wiring from junction box to siren with suitable size copper/aluminium conductor cable as per manufacturer's instruction, complete all as specified and directed.

S&F in repair LED based traffic signal 'Go' or 'No Go' (bicolour) light of size 300mm dia 230 V AC, 50 Hz and having polycarbonate body suitable for extreme condition including fixing to poles with clamps of suitable size, complete all as specified and directed.

Servicing and repair of LED based traffic signal 'Go' or 'No Go' (bicolour) light of size 300mm dia 230 V AC, 50 Hz and having polycarbonate body suitable for extreme condition including replacement of mosfet and PCB card with new one, complete all as specified and directed.

S&F in repair transformer of traffic light (red and green signal traffic light) for extreme condition including refixing in traffic light fitting with suitable size clamps, complete all as specified and directed.

Supply and laying or fixing or passing through pipe PVC insulated and PVC sheathed with electolytic grade annealed copper conductor suitable upto 1100 volts grade, confirming IS 694, size 2.5 Sqmm 7 core including taking down old unserviceable cable, complete all as specified and directed.

M&L for painting electronic type single/double tone siren AC, 220/415 volts of range not less than 1.0 KM including control box by two coats of synthetic enamel paint (1st grade quality) as per existing colour over a coat of red oxide primer after preparation, cleaning and removing dust, rust & dirt, complete all as specified and directed.

S & F “Weatherproof” Thermoplastic Polycarbonate PC - GFS junction box of size 205 x 255 x 112mm IP 66 protection with 7 Nos copper stud type terminal along with multi level knockouts as well as from rear side also for cable entries in different sizes for unprotected outdoor (UV resistance) with internally embedded gasket technology (Polyurethane). Lid fasteners shall have captivetype thermoplastic screws with quarter turn knob option. The box shall be rust proof, water proof, dust proof, U/V Rays protected and 100% Shock proof. The junction box shall fulfill the following standards IEC 60670-22 : Particular requirements for connecting boxes and enclosures. IEC 60695 – 2 – 11 : Glow Wire tested at minimum 960 deg C. Impact Resistant : IK 09 (10 joule) Halogen Free in accordance with IEC 60754-2 .with necessary supporting insulators fixed on hylem sheet ,MS sheet steel fixed inside the bottom portion of box to connect the cable gland complete, entire assembly fixed to 40x5 mm MS structure frame 600mm height grouted on PCC base including necessary earth work, complete all as specified and directed. Note (i) Earth work shall deemed to be included in unit quoted rate (ii) PCC base and MS structure work shall be measured and paid seperately against respective items.

M&L for compound girders and stanchions, lattice girders, aerial masts, staging for water tanks and the like including caps, bases,splices etc. built up from two or more beam or channel sections or angles with plates, including all lattice bars, stiffeners, gusset plates, etc. Fe-410-W (Gde-E-250), complete all as specified and as directed.

M&L for PCC (1:2:4) type B-1 (using 20mm graded crushed stone aggregate) as in coping of poles, etc. including necessary formwork, complete all as specified and directed.

Dismantling and taking up unserviceable electric induction motors of capacity 3/5 HP from foundations after disconnecting electric connections and transportation from site to work shop for carrying out repairs/rewinding of motors, as required, incluidng re-fixing in position, connecting and testing, complete all as specified and directed.