Provision of Taxiway Centre Line Lights TCL and IHP Lights at M Taxiway and Modification of Taxiway Stand Lights at Cargo parking stands Bay No. 4 to 11 at NSCBI Airport, Kolkata.

Amount

Designing of Airfield Lighting System for the 'M' taxiway and parking bays no. 4- 11 as per ICAO - Annexure 14, along with detailed quantity calculations in the subsequent schedule of quantities. The Design should include marking the AGL components, route of Primary and Secondary cable layout and integration of the new design layout with the existing Airfield Lighting Layout. It also includes GPS based co-ordinates by using total station and identifying the locations of light fixtures before light installation as per approved drawing and submission of reports / drawings in AUTOCAD etc.

Supply of Indoor type air cooled microprocessor controlled Constant Current Regulator (CCR) of suitable for operation on 230/415V AC ± 10%, 50 Hz input AC supply with 5 steps variation of current output (2.8, 3.4, 4.0, 5.2 and 6.6 Amp) and able to communicate with PC or PLC controlled system with digital output ammeter (0-10 Amps), over current, over voltage, open circuit and earth fault protection and earth leakage meter, two stage earth leakage detector, positive back indication equipments, hours run counter, LCD display and Regulators shall be L-829 certified etc. complete as required for the following rating and confirming to specifications including all hardware and software and suitable to be operated via existing ALCMS System as per the enclosed particular specifications. (Make : FAA Certified makes) (a) 30 KW CCR

Supply of Inset type Taxiway Centre Line light fitting suitable for straight section/straight section (off set)/curved section for aviation visual aids requirements complete with 8" shallow base with bottom or side hole entry and matching body of the fitting, inner body and outer cover made of die cast aluminum alloy complete with 45 W nominal capacity, pre-focused reflector halogen lamp of 6.6 Amps current with connected heat resistant accessories, prism assembly, optical assembly, "O" ring seal, pressure relief test plug, two-pole secondary plug, hardware, lenses and all standard accessories and ready for site installation complete as required and as per the enclosed particular specifications and suitable for operation on existing Honeywell make ALCMS (Airfield Lighting Control and Monitoring System). (Fitting Make: FAA Certified makes) (a) Bi-directional Taxiway Centre Line light fitting (Curved) (Green/Green).

Supply of Inset type Taxiway Centre Line light fitting suitable for straight section/straight section (off set)/curved section for aviation visual aids requirements complete with 8" shallow base with bottom or side hole entry and matching body of the fitting, inner body and outer cover made of die cast aluminum alloy complete with 45 W nominal capacity, pre-focused reflector halogen lamp of 6.6 Amps current with connected heat resistant accessories, prism assembly, optical assembly, "O" ring seal, pressure relief test plug, two-pole secondary plug, hardware, lenses and all standard accessories and ready for site installation complete as required and as per the enclosed particular specifications and suitable for operation on existing Honeywell make ALCMS (Airfield Lighting Control and Monitoring System). (Fitting Make: FAA Certified makes) (a) Bi-directional Taxiway Centre Line light fitting (Straight) (Green/Green).

Supply of Inset type Uni-directional Taxiway Intermediate Holding Position light fitting for aviation visual aids requirements complete with Yellow interference filter and 8" shallow base with bottom / side hole entry and matching body of the fitting, inner body and outer cover made of die cast aluminum alloy complete with 45 W nominal capacity, pre-focused reflector halogen lamp of 6.6 Amps current with connected heat resistant accessories, prism assembly, optical assembly, "O" ring seal, pressure relief test plug, two-pole secondary plug, hardware lenses and all standard accessories and ready for site installation complete as required and as per the enclosed particular specifications and suitable for operation on existing Honeywell make ALCMS (Airfield Lighting Control and Monitoring System). (Make : FAA Certified makes).

Supply of Inset type Omni directional Aircraft Stand Maneuvering Guidance light fitting for aviation visual aids requirements complete with Yellow interference filter with 8" shallow base with bottom or side hole entry and matching body of the fitting, inner body and outer cover made of die cast aluminum alloy complete with 45 W nominal capacity, pre-focused reflector halogen lamp of 6.6 Amps current with connected heat resistant accessories, prism assembly, optical assembly, "O" ring seal, pressure relief test plug, two-pole secondary plug, hardware lenses and all standard accessories and ready for site installation complete as required and as per the enclosed particular specifications and suitable for operation control and monitoring on existing Honeywell make ALCMS (Airfield Lighting Control and Monitoring System). (Make : FAA Certified makes).

Supply of Inset type Uni directional Aircraft Stand Maneuvering Guidance light fitting for aviation visual aids requirements complete with Red interference filter with 8" shallow base with bottom or side hole entry and matching body of the fitting, inner body and outer cover made of die cast aluminum alloy complete with 45 W nominal capacity, pre-focused reflector halogen lamp of 6.6 Amps current with connected heat resistant accessories, prism assembly, optical assembly, "O" ring seal, pressure relief test plug, two-pole secondary plug, hardware and all standard accessories and ready for site installation complete as required and as per the enclosed particular specifications and suitable for operation control and monitoring on existing Honeywell make ALCMS (Airfield Lighting Control and Monitoring System). (Make : FAA Certified makes).

Supply of FAA Certified following rating 5000V, 50 Hz series Isolating Transformers encapsulated in polyester resin, finally moulded in neoprene type rubber with primary and secondary connection leads, compatible to use on ALCMS and confirming to technical specification etc. as required for following application. (Make : FAA Certified makes) a) 100 Watt, 6.6A/6.6A for ILCM operation.

Supply of Airfield Lighting (AFL) 5 KV grade, Single Core, Copper Conductor, Copper shielded, XLPE insulated, and with inner and outer semi conductor, Polyethylene (PE) outer sheathed, Copper Braid, Unarmoured Underground Cable for airfield lighting Primary Circuit, confirming to specification as specified in technical specification and having shield resistance less than 5 Ohm per Km of the following size as required and suitable for communication on ALCMS system. (Make: FAA Certified makes) (a) 6 Sq. mm.

Supply of FAA Certified 600V grade flexible copper conductor, EPR insulated & CPE (Chlorinated Polyethylen, cross - linked, heavy duty) outer sheath (Black colour) Secondary cable for Airport lighting circuits conforming as specified in particular specification of following sizes as required. (Make : FAA Certified Makes). a) 2C x 4 sq.mm.

Supply of Fire retardant Yellow/Green 4 sq. mm. Single Core PVC Insulated Industrial Grade Copper Conductor (Unsheathed) Flexible Cables, 1100 Volts Conforming to IS: 694-2010.

Supply of following sizes 5 KV grade dry type plug and receptacle of type I, class 'B' primary connector kit with field attachment and suitable for 5 KV grade single core copper conductor, copper braided, XLPE insulated PE outer sheathed shielded cable, complete as required and confirming to the technical specification. (Make: FAA Certified Makes) a) 6 sq. mm.

Supply of FAA Certified Secondary connector kit suitable for connection 2C X 4.0 sq mm multi stranded annealed conductor, unshielded secondary airfield lighting cables etc. complete as required and confirming to the technical specification. (Make: FAA certified connector only).

Supply of following size Fire Retardant Anti Rodent permanently lubricated HDPE (High density polyethylene) pipe along with necessary accessories like connectors / couplers / bend / tee etc. and with pulling rope fitted inside complete as required and as per technical specifications. OD 63 mm/ ID 50 mm.

Supply of Fire Retardant Anti Rodent DWC HDPE pipe of following size along with necessary accessories like connector/coupler /bend/tee etc. and with pulling rope fitted inside complete as required and as per the technical specifications. OD 50 mm/ ID 37 mm.

Laying of following size permanently lubricated HDPE (high density polyethylene) pipe along with its necessary accessories like coupler, end plugs etc. below the ground (i/c Road crossing, Cement concrete Apron Area) at a depth of 3 m to 5 m through horizontal directional drilling etc. complete as required after doing Ground Penetrating radar survey and submitting its report of the Underground Utilities as per the Technical Specifications. OD 63 mm/ ID 50 mm.

Laying of 63 mm dia OD HDPE pipe, complete with accessories like couplers, bends, tee etc. in the soil for GLF work upto 750 mm deep with excavation, back filling & making good the same as per site requirement.

Laying of high density polyethylene (HDPE) pipe of OD 63 mm complete with accessories like couplers, bends, tee etc. in the shoulder/runway/taxiway/apron for GLF work i/c machine cutting of runway/taxiway/shoulder surface of width 110 mm and upto 200 mm deep and taking the excavated material out of the area within a lead of 2 kms and refilling & making good the same by concreting as per the site requirement.

Laying of following size DWC HDPE Pipe on the surface of cable trench / wall with GI saddle at suitable interval as per site requirement and direction of Engineer In-Charge. OD 50 mm/ ID 37 mm.

Fabrication, supply & installation of MS transformer housing box of size 750mm x 350 mm x 450 mm (H) made out 6 mm thick MS sheet and top cover 10 mm thick MS sheet with 12 nos. hole on the edges and 12 nos. bolts, washer, rubber gasket etc., finishing including pencil grinding (bevelling) of outer edge of top cover to get a ‘C’ shaped finished surface, the box shall have hole in the centre at 150 mm above bottom surface at two / three / four sides suitable to receive 50 mm dia GI pipe or 63 mm dia HDPE pipe, having two earth bolts of M10x40 mm. and and a drain pipe at the bottom suitably tapped to receive 15mm dia GI pipe, all inserts should be suitable for M-10 size bolt & shall be of SS including painting of box with one coat of primer & two coats of black enamel paint and installation using cement concrete 1:2:4, 100 mm all around the box and pedestal of 0.30m & 0.10m thick all around the box making suitable slope to level of runway/taxiway all around the housing box and lettering, numbering etc. complete as required. a) Installation of housing box in bitumen pavement / concrete area of Runway/Taxiway/Apron.

Laying of one number PVC insulated & PVC sheathed armoured / unarmoured aluminium / copper conductor AFL / power cable of voltage grade exceeding 1.1 KV but not exceeding 11 KV of size not exceeding 25 sq. mm. in the cable duct / masonary trench / RCC / HUME / METAL / GI / HDPE pipes etc. as required.

Providing and fixing 6 SWG dia G.I. wire on surface or in recess or along with cable for loop earthing etc. as required.

Making connection of 5 KV grade, 6 Sq mm Copper conductor, Copper shielded, XLPE insulated, and with inner and outer semi conductor, Polyethylene (PE) outer sheathed, Copper Braid cable with dry type plug & receptacle of type I, class 'B' i/c crimping & fixing, applying HT tape etc. as well as checking continuity with the existing circuits etc. complete as required as per direction of EIC.

Kerf cutting with machine in taxiway/runway/apron of PQC/bituminous surface of depth upto 50 mm and width upto 15 mm for 1 or 2 nos secondary lead along with earth cables and laying of secondary lead and earth cable by wrapping cotton tape i/c refilling the same by suitable sealing material (PIDILITE) etc. complete as required and as per instruction of EIC.

Kerf cutting with machine in taxiway/runway/apron of PQC/bituminous surface of depth upto 80 mm and width upto 15 mm for 3 or 4 nos secondary lead along with earth cables and laying of secondary lead and earth cable by wrapping cotton tape i/c refilling the same by suitable sealing material (PIDILITE) etc. complete as required and as per instruction of EIC.

Laying of one number 2 x 4 sq mm AFL secondary cable along with 1 x 4 sq mm earth cable of voltage grade not exceeding 1.1 KV in the cable duct / masonary trench / RCC / HUME / METAL / GI / HDPE pipes etc. as required.

Making end termination of 2 x 4 sq mm multi stranded annealed conductor, unshielded secondary airfield lighting cables with secondary connector kit connecting one end at inset fitting side and other end towards isolating transformer end etc as required.

Installation, Testing and Commissioning of inset type fitting of 8 inch dia with core cutting, aligning and setting after identifying point i/c providing sealing material and installation of Isolating Transformer, connection etc. for commissioning of the light fitting i/c supply of all materials etc. complete as required except supply of fixture, plug & receptacles, isolating transformer.

Supply of following size 1.1 KV grade XLPE insulated, PVC sheathed, armoured copper conductor conforming to IS 7098 (Part I) amended upto date. 3C X 35 Sq. mm.

Installation, Testing, Commissioning of CCR including laying & termination of incoming 3 Core x 35 sq mm. Copper conductor Armoured Cable, and connection of outgoing Field side 5 KV grade cables and termination into CCR control cable, LAN cable, connection, making foundation legs of CCR, earth connections with GI strip 2 nos. with Earth Bus etc. complete as required. 30 KW CCR

Supplying and making end termination with brass compression gland and copper lugs for following size of PVC insulated and PVC sheathed / XLPE copper conductor cable of 1.1 KV grade as required. 3C X 35 Sq. mm.

Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required.

Construction of brick masonry chamber with bricks in cement mortar 1:4 (1 cement : 4 coarse sand) and R.C.C. top slab surrounded by 'C' type iron frame (5 mm thick) with 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) and hooking arrangement for easy lifting the top slab and the foundation concrete 1:5:10 (1 cement : 5 fine sand : 10 graded stone aggregate 40 mm nominal size), inside plastering 12 mm thick with cement mortar 1:3 (1 cement : 3 coarse sand) finished smooth with a floating coat of neat cement on walls and bed concrete etc. with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 complete as per standard design: (Inside dimensions 1000x750 mm and 900 mm deep) i/c submission of GPS coordinate at each chamber location etc. and as per direction of EIC.

Providing and laying in position cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) including form work etc. as required as per the site condition.

Earthing with 'B' class G. I. earth pipe 4.5 mtrs. long x 40 mm dia i/c accessories and providing masonry enclosures with cover plate having locking arrangement & watering pipe etc. i/c charcoal/ coke and salt complete as required.

Dismantling of 8" dia. Inset type taxiway stand light fixture along with shallow base from bituminious/concrete pavement, fill the area with bitumen/cement concrete/early setting cement, cleaning the shallow base i/c disconnecting Isolating transformer, removal of secondary lead cable and transportaion to AAI store etc. as required.

Dismantling of cable laid in existing pipe/ Duct of size up to 25 Sq mm. upto 5 KV grade and returning to AAI store.

Balaji Engineering