83906/E8 Special Repair/ Replacement of LT Services for Airmen Mess SNCOs Mess Single Accn and MES Colony at AFS Dinjan under GE (A) Mohanbari

Amount

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth for taking out/ laying of under ground cable, pole or stay and getting out in soft/ loose soil complete all as specified and as directed.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25 cm thick with soils complete all as specified and as directed.

Removing of excavated material (soil) to distance not exceeding 50metre and deposited where directed at a level not exceeding 1.5 metre above the starting point complete all as specified and as directed.

Material and labour for dry river sand as in sand cushioning in trenches/ ducts for protection of underground cable (below, above and around the UG cable laid in trenches) of 23 cm spread thickness ( 8 cm in depth before laying the cable and 15 cm in depth after laying the cable) and consolidated (punned) up to 18 cm thickness complete all as specified and as directed. Note : - Thickness after punning shall be measured for payment

Material and labour for sub class 'B', old size bricks for cable protection cover, common burnt clay building bricks, laid dry and flat abutting each other with width equal to length of brick and gap between adjacent bricks not exc.10mm complete all as specified and as directed.

Supply, laying, jointing, testing and commissioning LT XLPE under ground cable 1100 volts grade, insulated screened PVC bedded, galvanised steel strip or armoured electric cable (heavy duty) with multisrtanded aluminium conductor laid in trenches/ duct/ inside protection pipe/ fixed on wall/ poles including cable glands, lugs and suitable size of MS saddle clips etc. of cross sectional area 95 Sqmm, 3.5 core including taking down old unserviceable complete all as specified and as directed.

All as per serial item No.6.00 here-in-before but cable of cross sectional area 70 Sqmm, 3.5 core.

All as per serial item No.6.00 here-in-before but cable of cross sectional area 50 Sqmm, 3.5 core.

All as per serial item No.6.00 here-in-before but cable of cross sectional area 25 Sqmm, 3.5 core.

All as per serial item No.6.00 here-in-before but cable of cross sectional area 16 Sqmm, 4.0 core.

All as per serial item No.6.00 here-in-before but cable of cross sectional area 10 Sqmm, 4.0 core.

All as per serial item No.6.00 here-in-before but cable of cross sectional area 10 Sqmm, 2.0 core.

Material and labour for earthing complete with galvanized steel earth plate electrode 600 mm x 600 mm x 6 mm thick buried directly in ground (earth pit not less then 2.25 meter deep below ground level) with top edge of the plate not less than 1.5 m below normal ground level connected to galvanized earth lead strip of 25X4mm by means of bolts, nuts, check nuts and washers of galvanized iron or steel and connected to main control board as directed and including provision of concrete pit in PCC (1:3:6) type C1, pre-cast RCC (1:2:4) type B1 cover slab 54 cm x 54 cm x 5 cm, reinforced with 8mm dia TMT bars @ 150mm C/C both ways, one handle for lifting made out of 8mm dia MS bar, funnel, wire mesh, 20 mm bore galvanized steel tubing (medium grade) for watering, filling charcoal or coke and salt in alternate layers, 40mm bore galvanized steel tubing light grade for protection of earth lead connection, necessary excavation and earth work in any type of soil and including necessary testing complete all as shown on electrical plate No.3 of SSR Part-I . (Note: GI earth strip and protection pipe upto 7.5metres shall be deemed to be included in quoted rate)

Boring/ drilling (horizontally) holemanually under existing road, pavement, hard standing (maximum 10 metres) suitable for passing GI tube of 40 to 150mm bore complete all as directed

Supply and laying for 50mm dia bore galvanised steel pipe light grade as in protection of cable including all fittings laid in trenches or fixed on pole/ walls with mild steel clamps, bolts, nuts and washers complete all as specified and as directed. (Note: Earth work shall be measured and paid separately under relevant item)

Supply and laying for 80mm dia bore galvanised steel pipe light grade as in protection of cable including all fittings laid in trenches or fixed on pole/ walls with mild steel clamps, bolts, nuts and washers complete all as specified and as directed. (Note: Earth work shall be measured and paid separately under relevant item)

Material and labour for PCC (1:2:4) type B1 (using 20mm graded crushed stone aggregate) as in padestal coping including necessary formwork finished fair using extra cement complete all as specified and as directed.

Supply, install, testing and commissioning of floor mounted LT out door feeder pillar box AC 415 volts, 50Hz 3 phase 4 wire of suitable size for accommodating the following accessories totally enclosed self supporting structure/ cubical fully compartmentalized type suitable for indoor use with bottom cable entry with suitable cable glands structure made out of 3.15mm thick with CPRI approved CRCA steel sheet of size 1.5mx1.0m x0.6m with angle iron frame work and legs of ISA 50mmx50mmx5mm with four legs grouted to PCC (1:2:4) type B1 (using 20mm graded crushed stone aggregate) as in foundation block with suitable mounting arrangement for bus bars, voltmeter, ammeter, changover switch and MCCBs, hinged doors at front with suitable locking arrangement, provision of louvers at sides, structure treated under 8 tank metal treatment process and duly powder coated including taking down old unserviceable one complete all as specified and as directed. (Main incoming panel for various billets) BUS BAR:- (i) Aluminium bus bar 400 Amps supported on non hygroscopicfibres and brass screws for mounting - 04 Nos. INCOMER:- (i) Onload changeover switch 250 Amps - 01 No. (ii) MCCB 4 pole 415 volts with microprocessor controller of breaking capacity of 36 KA of 250 Amps with fixed thermal and fixed magnetic setting - 01 No. INDICATING SERVICE:- (i) LED indicating lamp for main supply indicating R, Y, B -03 Nos. (ii) Digital Amps meter of size 100mmx100mm for 0-300 amps display including CT having CTR 200/5 - 01 No and digital voltmeter 0-500 volts, SIF 96 - 01 No. OUT GOING FEEDER:- (i) MCCB 4 pole, 415 volts of capacity 100 Amps with breaking capacity of 16 KA fixed thermal and fixed magnetic setting - 02 Nos. (ii) MCCB 4 pole, 415 volts of capacity 63 Amps with breaking capacity of 16 KA fixed thermal and fixed magnetic setting - 04 Nos.

Supply, install, testing and commissioning of floor mounted LT out door feeder pillar box AC 415 volts, 50Hz 3 phase 4 wire of suitable size for accommodating the following accessories totally enclosed self supporting structure/ cubical fully compartmentalized type suitable for indoor use with bottom cable entry with suitable cable glands structure made out of 3.15mm thick with CPRI approved CRCA steel sheet of size 1.5mx1.0m x0.6m with angle iron frame work and legs of ISA 50mmx50mmx5 mm with four legs grouted to PCC (1:2:4) type B1 (using 20mm graded crushed stone aggregate) as in foundation block with suitable mounting arrangement for bus bars, voltmeter, ammeter, changover switch and MCCBs, hinged doors at front with suitable locking arrangement, provision of louvers at sides, structure treated under 8 tank metal treatment process and duly powder coated including taking down old unserviceable one complete all as specified and as directed. (Main panel for MES Colony) BUS BAR:- (i) Aluminium bus bar 400 Amps supported on non hygroscopic fibres and brass screws for mounting - 04 Nos. INCOMER:- (i) MCCB 4 pole 415 volts with microprocessor controller of breaking capacity of 36 KA of 200 Amps with fixed thermal and fixed magnetic setting - 01 No. INDICATING DEVICES:- (i) LED indicating lamp for main supply indicating R, Y, B -03 Nos. (ii) Digital Amps meter of size 100mmx100mm for 0-300 Amps display including CT having CTR 200/5 - 01 No and digital voltmeter 0-500 volts, SIF 96 - 01 No. OUT GOING FEEDER:- (i) MCCB 4 pole, 415 volts of capacity 100 Amps with breaking capacity of 16 KA fixed thermal and fixed magnetic setting - 02 Nos. (ii) MCCB 4 pole, 415 volts of capacity 63 Amps with breaking capacity of 16 KA fixed thermal and fixed magnetic setting - 04 Nos.

Supply, install, testing and commissioning of floor mounted LT out door feeder pillar box AC 415 volts, 50Hz 3 phase 4 wire of suitable size for accommodating the following accessories totally enclosed self supporting structure/ cubical fully compartmentalized type suitable for indoor use with bottom cable entry with suitable cable glands structure made out of 3.15mm thick with CPRI approved CRCA steel sheet of size 0.9mx0.9m x0.6m with angle iron frame work and legs of ISA 50mmx50mmx5 mm with four legs grouted to PCC (1:2:4) type B1 (using 20mm graded crushed stone aggregate) as in foundation block with suitable mounting arrangement for bus bars, voltmeter, ammeter, changover switch and MCCBs, hinged doors at front with suitable locking arrangement, provision of louvers at sides, structure treated under 8 tank metal treatment process and duly powder coated including taking down old unserviceable one complete all as specified and as directed. (Feeder Pillar for billets and MES Colony) INCOMER:- (i) MCCB 4 pole 415 volts with microprocessor controller of breaking capacity of 16 KA of 100 Amps with fixed thermal and fixed magnetic setting - 01 No. BUS BAR:- (OUT GOING) (i) Aluminium bus bar 200 Amps supported on non hygroscopic fibres and brass screws for mounting - 04 Nos. INDICATING SERVICE:- (i) LED indicating lamps for main supply indicating R, Y, B -03 Nos. (ii) Digital Amps meter of size 100mmx100mm for 0-300 Amps display including CT having CTR 200/5 - 01 No and digital voltmeter 0-500 volts, SIF 96 - 01 No.

Supply, install, testing and commissioning of floor mounted LT out door feeder pillar box AC 415 volts, 50Hz 3 phase 4 wire of suitable size for accommodating the following accessories totally enclosed self supporting structure/ cubical fully compartmentalized type suitable for indoor use with bottom cable entry with suitable cable glands structure made out of 3.15mm thick with CPRI approved CRCA steel sheet of size 0.9mx0.9m x0.6m with angle iron frame work and legs of ISA 50mmx50mmx5 mm with four legs grouted to PCC (1:2:4) type B1 (using 20mm graded crushed stone aggregate) as in foundation block with suitable mounting arrangement for bus bars, voltmeter, ammeter, changover switch and MCCBs, hinged doors at front with suitable locking arrangement, provision of louvers at sides, structure treated under 8 tank metal treatment process and duly powder coated including taking down old unserviceable one complete all as specified and as directed. (Feeder Pillar for SNCO Mress and Airmen Mess) INCOMER:- (i) MCCB 4 pole 415 volts with microprocessor controller of breaking capacity of 16 KA of 100 Amps with fixed thermal and fixed magnetic setting - 01 No. BUS BAR:- (OUT GOING) (i) Aluminium bus bar 200 Amps supported on non hygroscopic fibres and brass screws for mounting - 04 Nos. INDICATING SERVICE:- (i) LED indicating lamps for main supply indicating R, Y, B -03 Nos. (ii) Digital Amps meter of size 100mmx100mm for 0-300 Amps display including CT having CTR 200/5 - 01 No and digital voltmeter 0-500 volts, SIF 96 - 01 No.

Supply and fix in repair for vertical TPN 8 way for provision of MCB 63 Amps 4 pole as incomer and provided with CRCA sheet steel powder coated ready to use DBs provided with insulated vertical phase bus bar, neutral bar, earth bar, sticking saddle, colour coded interconnecting wire set, cable ties, blanking plates etc. complete all as specified and as directed.

Supply and fix for MCB TPN 63 Ampr 415 volts 10 KA, C series complete all as specified and as directed.

Supply and fix for MCB SPN 32 Ampr 240 volts 10 KA, C series complete all as specified and as directed.

Supply and fix in repair for cable junction boxes IP-65 of size 200mmx160mmx98mm for out door installation (with provision of cable entry) suitable for cable (armed) of 25 Sqmm and suitable for fix ed to steel tubular pole with clamp of size 20x3mm, nuts, bolts and washers including provision of including provision of 01 No. MCB SP 6 Amps 240 volts, 10 KA complete all as specified and as directed.

LESS SCHEDULE OF CREDIT (NOTE : The bidders are required to quote the same amount as inserted in estimated rate column against the group of credit items. For details refer Schedule of Credit including notes therein of tender documents.

M/s HALDER ENTERPRISE

Kaushik Enterprises

M/S S. P. ENTERPRISE

MAZUMDAR ENTERPRISE

STANDARD ELECTRIC WINDERS

FREEZCON