REPIAR/ REPLACEMENT OF LT UG CABLE AND REPLACEMENT OF OLD UNSERVICEABLE LT UG CABLE AND CONNECTED WORKS AT INS MANDOVI UNDER GE (P) NAVY MANDOVI

Amount

Excavation in trenches 1.5 Mtr wide and not exc 1.5 Mtr deep in hard/dense soil getting out and levelling of bottom surface to required level for laying UG cable / errection of poles all as specified.

Excavation in trenches 1.5 Mtr wide and not exc 1.5 Mtr deep in soft/disintegrated rock getting out and levelling of bottom surface to required level all as specified.

Cutting road crossing/PCC hard standing, under boundary wall for laying of pipe/cable including making good the existing surface with same finish to match the existing finish all as all as directed by Engr-in-Charge.

Returning filling in, including spreading, leveling, watering and well ramming in layers not exc 25cm thick all as specified.

Removing excavated material of soils from site to a distance not exc 50 mtr away and depositing where directed not exc 1.5mtr from the starting point.all as specified.

Supply and lay in repairs Double walled corrugated pipe (DWC ), outer/inner dia 77/63 mm bore for cable protection as a guard pipe including required accessories etc. complete as specified and directed.

Supply and lay in repairs Double walled corrugated pipe (DWC ), outer/inner dia 90/75 mm bore for cable protection as a guard pipe including required accessories etc. complete as specified and directed.

M & L in repairs for laying LT UG XLPE insulated, screened PVC bedded galvanised steel strip or wire armoured, heavy duty electric power cables of 4 core 10 sqmm sizes, with multistranded aluminium conductor, 1100 volts grade, confirming to IS 7098 Part-1 1988, including centre glands, lugs etc, laid in trenches and connecting with LT panel / MCCB / busbar box etc, testing and commissioning complete all as specified and directed. Note: 1) Rate quoted includes taking out old unserviceable UG LT cable. 2) Earth work and DWC pipe shall be measured and paid separately under relevant items of this schedule

Ditto all as per item No 8 here in before but of size 4 core 16 sqmm

Ditto all as per item No 8 here in before but of size 4 core 25 sqmm

Ditto all as per item No 8 here in before but of size 3 1/2 core 35 sqmm

Ditto all as per item No 8 here in before but of size 3 1/2 core 50 sqmm

Ditto all as per item No 8 here in before but of size 3 1/2 core 70 sqmm

Ditto all as per item No 8 here in before but of size 3 1/2 core 95 sqmm

Ditto all as per item No 8 here in before but of size 3 1/2 core 120 sqmm

Ditto all as per item No 8 here in before but of size 3 1/2 core 150 sqmm

Ditto all as per item No 8 here in before but of size 3 1/2 core 240 sqmm

Ditto all as per item No 8 here in before but of size 3 1/2 core 400 sqmm

Ditto all as per item No 20 here in before but of size 50 to 95 sqmm

Ditto all as per item No 20 here in before but of size 120 to 300 sqmm

Taking down old UG cables of size 16 to 95 sqmm and any make arround or near to the pole/DB/LT feeder panels panels which were layed open on ground at different location. Disconnect all electrical connection, excavate of soil, make it proper loop and cable passing through new light grade GI pipe in open and reconnect as existing complete all as specified and directed by engr-in-charge. Note: GI pipe are measured and paid seperately under relevant items

S & F perforated cable tray made out of GI Sheet of 14 SWG thickness and 40 to 50 mm depth hot dipped in various width sizes including accessories like couplar plate, nut bolts, washers clamps, wall bracket up/down elbows, bends tees equal distances on wall/floor/through wall crossing and making good the surface, complete all as specified and as directed.

M & L for graded coarse aggregate (broken stone or boulders) of size 20 mm in substation yard for laying all as directed and specified.

M & L for PCC 1:4:8 type C-2 using 40 mm graded stone aggregate including use and waste of form worketc complete all as directed.

Supply and fix or laying in trenches / on wall / poles / structures as in repairs GI tubing light grade for road crossing / for cable protection of the following sizes complete as required all as directed.

(a) 80 mm dia

(b ) 50 mm dia

(c) 40 mm dia

M & L for Earthing complete with copper earth plate, electrode,600x600x3.0 mm thick burried directly in ground (earth pit not less than 2.25m deep below normal ground level) filled with common salt and charcoal and connected to copper earth strip 20 x 3 mm size by means of GI nuts, bolts, & washers as shown in electrical plate No. 5 of SSR Part-I and Connected to earthing test point all as specified and including necessary PCC earth pit chamber of 1:3:6 and chamber cover of 50 mm thick PCC 1:2:4 with 8 mm dia mild steel reinforcement of 10 cm c/c spacing, watering arrangement shall be made with GI pipe light grade of 20mm dia including funnel and protection to earth lead shall be provided with GI pipe light grade 40 mm dia unto 7.5 from the earth plate electrode & refilling of soil etc including necessary excavation & earth work in any strata and PCC chamber all as specified and directed by Engr-in-Charge including demolish existing earth pit taking out old materials.

M & L for Earthing complete with GI earth plate, electrode,600x600x6.0 mm thick burried directly in ground (earth pit not less than 2.25m deep below normal ground level) filled with common salt and charcoal and connected to GI earth strip 25 x 4 mm size by means of GI nuts, bolts, & washers as shown in electrical plate No. 5 of SSR Part-I and Connected to earthing test point all as specified and including necessary PCC earth pit chamber of 1:3:6 and chamber cover of 50mm thick PCC 1:2:4 with 8 mm dia mild steel reinforcement of 10 cm c/c spacing, watering arrangement shall be made with GI pipe light grade of 20mm dia including funnel and protection to earth lead shall be provided with GI pipe light grade 40 mm dia unto 7.5 from the earth plate electrode & refilling of soil etc including necessary excavation & earth work in any strata and PCC chamber all as specified and directed by Engr-in-Charge including demolition of existing earth pit including taking out old earth materials.

Supply and fix in repairs cable junction boxes IP 66 protected “halogen free and weather proof” suitable for out door type ( with metric knockouts for cable entry) of size not less than 200x140x100 mm with saddles suitable for 3 phase 4 wire system for incoming & out going LT cable connections with junction box fixing clamps made up of GI flat 25 x 3 mm, nut and bolt on poles complete all as directed .

All as per item No 32 here in before but of size not less than 250x200x100 mm

All as per item No 32 here in before but of size not less than 300x250x100 mm

Dismantling of existing old unserviceable ACSR/cross arm of any size from any descritpion all as specified and directed by engr-in-charge.

M & L for surface excavation at E/M installation, main receiving substation yard not exceeding 30 cm deep and averaging 15 cm deep getting out soft /loose soil removing shrubs,small trees height upto 1.0 mtr removing the grass as directed. Note: i) Rates includes removing all waste materials and grass not exceeding 250 mtr distance from installation ,depositing where directedat a level not exceeding 1.5 mtr above the starting point and cleaning the yard complete all as specified and directed by EIC . ii) Reapeated cleaning of each installation shall be measured and paid seperately with time interval of minimum 2 months.

S & F in repairs straight through jointing kit suitable for LT UG of cables of following sizes complete all as specified and directed.

(a) LT cable 300 sqmm 3.5 core

(b) LT cable 240 sqmm 3.5 core

(c ) LT cable 185 sqmm 3.5 core

(e) LT cable 120 sqmm 3.5 core

(f ) LT cable 95 sqmm 3.5 core

(g) LT cable 70 sqmm 3.5 core

(h) LT cable 50 sqmm 3.5 core

(i) LT cable 35 sqmm 3.5 core

(k) LT cable 25 sqmm 3.5 core

(l) LT cable 16 sqmm 3.5 core

Supply and fix in repairs of alluminium cable luggs / ferrol of following size complete all as specified and directed

(a) 10 sqmm dia

(b) 16 sqmm dia

(c ) 25 sqmm dia

(h) 35 sqmm dia

(i) 50 sqmm dia

(j) 70 sqmm dia

(k) 95 sqmm dia

(l) 120 sqmm dia

(m) 240 sqmm dia

(n) 300-400 sqmm dia

Supply and fix in repairs of cable gland of following size complete all as specified and directed by engr-in-charge.

(a) 10 sqmm dia

(b) 16 sqmm dia

(c) 25 sqmm dia

(d) 35 sqmm dia

(e) 50 sqmm dia

(f) 70 sqmm dia

(g) 95 sqmm dia

(h) 120 sqmm dia

(i) 240 sqmm dia

(j) 300-400 sqmm dia

S & F in repair Danger notice plate of 1.6 mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with M.S. clamps, bolts and nuts of approved size, for LT, 20x15 cm size all as directed.

M & L painting of LT Panel of any size by preparation of old surface and applying one coat of red oxide primer and two coat of synthetic enamelled paint of standard colour code as existing surface all as specified and directed by engr-in-charge.

M & L for cleaning, servicing of LT Panel board of any make /type of size having busbar capacity from 100 amps to 600 amps by replacing the unserviceable /burnt lugs ,looping connection from MCCB /MCB to busbar ,complete replacement of insulation tape on LT busbar after removing existing old perished /burned insulation tape /sleeve all provide new insulation tape on existing busbar with colour code,testing the earth resistance and record complete all as specified and as directed.

S & F in repairs MCCB 4 pole 63 Amps, 415 Volts for 3 phase 50 Hz, 16 kA breaking capacity, with thermal, magnetic adjustable type, complete all as specified and directed.

S & F in repairs MCCB 4 pole 100 Amps, 415 Volts for 3 phase 50 Hz, 16 kA breaking capacity with thermal, magnetic adjustable type, complete all as specified and directed.

S & F in repairs MCCB 4 pole 125 Amps, 415 Volts for 3 phase 50 Hz, 16 kA breaking capacity with thermal, magnetic adjustable type, complete all as specified and directed.

S & F in repairs MCCB 4 pole 160 Amps, 415 Volts for 3 phase 50 Hz, 16 kA breaking capacity with thermal, magnetic adjustable type, complete all as specified and directed.

S & F in repairs MCCB 4 pole 200 Amps, 415 Volts for 3 phase 50 Hz, 25 kA breaking capacity with thermal, magnetic adjustable type, complete all as specified and directed.

S & F in repairs MCCB 4 pole 250 Amps, 415 Volts for 3 phase 50 Hz, 25 kA breaking capacity with thermal, magnetic adjustable type, complete all as specified and directed.

S & F in repairs MCCB 4 pole 315/320 Amps, 415 Volts for 3 phase 50 Hz, 25 kA breaking capacity with thermal, magnetic adjustable type, complete all as specified and directed.

S & F in repairs MCCB 4 pole 400 Amps, 415 Volts for 3 phase 50 Hz, 25 kA breaking capacity with thermal, magnetic adjustable type, complete all as specified and directed.

S&F in replacement feeder pilar outdoor type made out of 3.15 mm thick MS sheet of suitable size with four alluminium bus bar of 500 Amp capacity for connecting heavy duty cables including MCCB 4 pole 250 amps with suitable sizes of lugs, glands nut bolt & washers etc with proper insulation for fixing on pole/surface including angle iron frame of suitable size with 50 cm above ground level including excavation & PCC work etc complete as directed by Engineer-in-charge.

S & F in repairs LT panel board CPRI Approved, Outdoor type, front openable double door,surface mounted, having incomming chamber,multimeter chamber, alluminium busbar chamber and 03 nos outgoing chamber. Fabrication of CRCA sheet with thickness of 3.0 mm sheet dust type and vermin proof & lockable, factory made suitable for 3 Phase 415 volts 50 Hz, AC supply. Busbar chamber with alluminium busbar of 500 Amp rating for 3 phase and neutral 4 wire system duly insulated incl necessary connections, common earth bus bar of GI Strip 25 x 4 mm at bottom with panel board at one earth terminals, cable glands with independent plates at bottom for each out going and in coming cables in cable alley panel board and painted with powder coating in siemens grey colour and provision for the following incoming and out going connected with busbar accessories all as approved and comprising as under

Outgoing :- (a) MCCB 4 pole, 160 Amps - 01 Nos (b) MCCB 4 pole, 100 Amps - 01 Nos (c ) MCCB 4 pole, 63 Amps - 01 Nos

Material and labour for fault finding of LT cables of any size any length with fault detective machine all as per manufactures instructions including suitable straight through joint and additional cable of same existing size suitable to site requirement complete all as specified and directed by Engr-in-charge.

Note: An amount of Rs 91290.00 on account of Credit Schedule for Schedule A Part II shall be deducted from the total amount of BOQ to arrive at Contract Sum.

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