Repair Replacement of LT overhead line to underground LT cable and connected works at ME Line family qtr area in the area of AGE U Elect Supply No I under GE U Elect Supply Delhi Cantt 10

Amount

Dismantling insulators any type, any size complete all as directed by Engr-in-charge

Dismantling of cross-arms or M.S. channel or angle sections etc complete.

Dismantling of ACSR conductor from LT overhead lines complete all as directed by Engr-in-charge. (Dismantling against SL Item No 9.01, 9.03 to 9.08)

Excavation in trenches not exc. 1.5 m wide and not exc 1.5 mtr deep in soft loose soil for laying / taking up/ taking down of cables and getting out and levelling of bottom suface to required level all as specified and directed by Engineer- in- Charge.

Returning filling in,. Including spreading, levelling,. Watering and well ramming soil in layers not exceeding 25 cm thick all as specified and directed.

Removing excavated material (ie soil) from site to a distance n. exc 50 mtrs away and depositing where directed at a level n. exc. 1.5 mtr above the starting point all as specified and directed by Engineer-in-Charge.

Material and labour for river washed and screened, dry sand for filling in trenches below and around underground cables for cushioning of cables etc, complete all as specified. NOTE:-Only puunned Thickhness 18 cm will be measured and paid.

S&F sub class B bricks having minimum compressive strength 75 Kg/ Sqcm laid in trenches for cable protection etc complete all as directed by Engineer-in-Charge.

Supplying, laying, jointing testing and connecting in replacement XLPE insulated, screened, PVC bedded, galvanised steel strip or wire armoured, electric power cable (heavy duty) with multistranded aluminum conductors, IS 7098 marked, suitable for LT 1100 Volt system, laid in trenches fixed to pole, including jointing & testing complete all as specified and directed of following sizes:- Note :- Excavation, earth work ,cable protection , sand fillings , cable joint shall be measured and paid separately under respective items of schedule.

16 Sqmm 4 core

25 Sqmm 4 core

50 Sq mm 3.5 core.

70 Sqmm 3.5 core

95 Sqmm 3.5 core

120 Sqmm 3.5 core

185 Sqmm 3.5 core

240 Sqmm 3.5 core

Boring of hole under road/pavement/hard standing or any other situation by mannual means and suitable for passing of GI pipe 40 to 100 mm bore and making good both ends all specified and directed

S&F in replacement GI Pipe (light grade) with necessary accessories/ fittings for cable protections/pole for crossing of culverts/nallah of following bore sizes

Earthing n replacement complete with galvanized steel earth plate electrode of size 60cmx60cmx6 mm thick, buried directly in ground (earth pit not less than 2.1 m below normal ground level) with top edge of earth plate not less than 1.5m below normal ground level, connected to galvanized lead wire 4mm dia by means of bolts, nuts, check nuts and washers of galvanised iron or steel as shown in electrical plate No 3 of SSR Part I, connected to earth test point and the equipment on the other nuts and washers of galvanised ironside complete all as specified, including testing and commissioning complete all as directed. Note : (a) The unit rates quoted against this item shall be deemed to include the cost of excavation and earth work in any type of soil, common salt & charcoal dust in alternate layers, PCC 1:3:6 as in pit, precast RCC 1:2:4 type B-1 with necessary reinforcement as in cover & frame for pit, funnel, watering pipe 20 mm bore GI pipe light grade, protection pipe 15 mm bore GI pipe medium grade etc. (b) The quoted rates shall also deemed to include the cost of earth test point and earth strip/GI lead wire and protection pipe upto 7.5 meter beyond the earth plates electrode.

S&F in replacement KIOSK box wheather proof including made out of one piece mounted SMC base and door pole mounted hinged door size 333x233x120mm out side and 300x200x105mm inside dimensions comprising of aluminium bus bar 4 strips for 3 phase and neutral 63 Amps including embossing/painting of danger notice of size not less than 10cm x 7.5cm with letters, figures and conventional skull and bones in signal red colour on front face of KIOSK box body complete all as specified and directed.Incluiding MS clamp of size 25x3 mm with suitable size nut,bolts & washer.

Earthing in replacement complete with galvanized steel earth plate electrode of size 60cmx60cmx6 mm thick, buried directly in ground (earth pit not less than 2.10 m below normal ground level) with top edge of earth plate not less than 1.5m below normal ground level, connected to galvanized iron strip 32mm by means of bolts, nuts, check nuts and washers of galvanised iron or steel as shown in electrical plate No 3 of SSR Part I, connected to earth test point and the equipment on the other nuts and washers of galvanised ironside complete all as specified, including testing and commissioning complete all as directed. Note : (a) The unit rates quoted against this item shall be deemed to include the cost of excavation and earth work in any type of soil, common salt & charcoal dust in alternate layers, PCC 1:3:6 as in pit, precast RCC 1:2:4 type B-1 with necessary reinforcement as in cover & frame for pit, funnel, watering pipe 20 mm bore GI pipe light grade, protection pipe 40 mm bore GI pipe medium grade etc. (b) The quoted rates shall also deemed to include the cost of earth test point and earth strip/GI lead wire and protection pipe upto 7.5 meter beyond the earth plates electrode.

Boring of holes under road, pavement, hard standing by trenchless technology using ultra sounding technique and necessary machine including HDPE pipe of 150 mm dia suitable for 0.6 mpa working pressure

Supply and fix in replacement MCCB 400 Amp, 4 pole , 50 KA, 50 Hz including MCCB sheet metal enclosure mounted on wall with fastner and suitable size of nut and bolts complete all as directed .

Supply and fix in replacement MCCB 63 Amp, 4 pole , 25 KA, 50 Hz including MCCB sheet metal enclosure mounted on wall with fastner and suitable size of nut and bolts complete all as directed .

Supply, installing, testing and commissioning in replacement outdoor type stainless steel (SS 316) cubical enclosure compartmentalized exterior and interior mirror type brushed suitable for highly corrosive environment, high creep resistance, better mechanical properties like ductility, yield strength, hardness etc.The enclosure shall be made of 2 mm thick SS 316 sheet. The fixing of double doors shall be on SS hinges with anti-theft provision (the door can’t be removed from enclosure without cutting enclosure). All fabrication/welding shall be done with TIG/MIG or as approved by Engineer in charge suitable for SS 316. Sliding handle and locking arrangement front and rear both side . Enclosure shall be suitable for AC supply system 415 volts, 3 phase, 4 wire, 50 Hz. IP-55 class protection and mounted on channel 75 mm welded with panel of SS 316 with 04 Nos foundation bolt of size not less than 20mm dia and 300mm long. The enclosure shall have provision of cable alley . Cable entry from bottom side including internal wiring with PVC insulated solid, copper conductor FRLS cable, IS-694 marked, 1100 volts grade of appropriate size (but not less than 2.5 sqmm).

Incomer of the panel having 4 pole , 415 volt , 50 Hz-01 No , MCCB 4 pole , 400 Amps,50 Hz,415 Volts, 50 KA with microprocessor release - 01 No , Digital Multifunction Meter (Accuracy class 0.5) with LCD display for measuring of current, voltage, power, power-factor, energy parameters, Total Harmonic Distortion and Maximum Demand Indication etc and shall have RS-485 port for communication on Modbus protocol – 01 No, CTs ratio 400/5 A, Class 1, ISI marked -01 sets of three, Indicating lamp- 01 set of three & Aluminium bus bar of rating 600 Amp, 4 pole , mounted on SMC insulator- set of four.

Outgoing of the panel having MCCB, 4 pole , 250 Amps,50 Hz,415 Volts, 35 KA with microprocessor release - 01 No, MCCB, 4 pole , 63 Amps,50 Hz,415 Volts, 25 KA with Thermal & Magnetic release - 09 No All outgoing busbar shall be of current carrying capacity not less than 1.5 times the rated current of MCCBs.

All MCCB with adjustable protection for over load and short circuit and conforming to IEC60947-II/IS 13947-II (Latest Version). The MCCB should have Ics=100%Icu. The MCCBs shall have spreader links and barriers as standard feature of manufacturer. All out going feeder shall be connected by cable through suitable size gland plate / glands. The various feeders shall be indicated by font size not less than 20 mm letters using Acrylic sheet . The minimums clearance of bus bar shall be 32mm phase –phase and 26mm for phase to earth. The bus bar shall have colour coding with insulating tape.

Platform for the panel with PCC 1:4:8 type D-2 with 40 mm graded crushed stone, 15 cm thick in foundation, brick work in CM 1:6 with sub class 'B', old size bricks, rendering 15 mm thick in CM 1:6 on exposed surfaces and 100 mm thick PCC padding 1:3:6, type C-1 using 20 mm graded crushed stone aggregate on top and grouting bolts etc for panel. The platform shall be such that it is of a height 45 cm above the nearest road level.

All as in item No 18 here-in-before but comprising of the following :-

Incomer of the panel having , MCCB, 4 pole, 400 Amps,50 Hz,415 Volts, 35 KA with microprocessor release - 01 Nos , Digital Multifunction Meter (Accuracy class 0.5) with LCD display for measuring of current, voltage, power, power-factor, energy parameters, Total Harmonic Distortion and Maximum Demand Indication etc and shall have RS-485 port for communication on Modbus protocol – 01 No, CTs ratio 400/5 A, Class 1, ISI marked -01 sets of three, Indicating lamp- 01 set of three & Aluminium bus bar of rating 600 Amp, 4 pole , mounted on SMC insulator- set of four.

Outgoing of the panel having MCCB 4 pole , 200 Amps,50 Hz,415 Volts, 25 KA with Thermal & Magnetic release- 03 Nos, MCCB 4 pole , 160 Amps,50 Hz,415 Volts, 25 KA with Thermal & Magnetic release - 02 No. MCCB 4 pole , 63 Amps,50 Hz,415 Volts, 25 KA with Thermal & Magnetic release - 03 No. All outgoing busbar shall be of current carrying capacity not less than 1.5 times the rated current of MCCBs.

All as in item No 18 here-in-before but comprising of the following :-

Incomer of the panel having , MCCB, 4 pole, 250 Amps,50 Hz,415 Volts, 35 KA with microprocessor release - 01 Nos , Digital Multifunction Meter (Accuracy class 0.5) with LCD display for measuring of current, voltage, power, power-factor, energy parameters, Total Harmonic Distortion and Maximum Demand Indication etc and shall have RS-485 port for communication on Modbus protocol – 01 No, CTs ratio 250/5 A, Class 1, ISI marked -01 sets of three, Indicating lamp- 01 set of three & Aluminium bus bar of rating 400 Amp, 4 pole , mounted on SMC insulator- set of four.

Outgoing of the panel having MCCB 4 pole , 63 Amps,50 Hz,415 Volts, 25 KA with Thermal & Magnetic release - 09 No. All outgoing busbar shall be of current carrying capacity not less than 1.5 times the rated current of MCCBs.

All as in item No 18 here-in-before but comprising of the following :-

Incomer of the panel having , MCCB, 4 pole, 200 Amps,50 Hz,415 Volts, 25 KA with Thermal & Magnetic release - 01 Nos , Digital Multifunction Meter (Accuracy class 0.5) with LCD display for measuring of current, voltage, power, power-factor, energy parameters, Total Harmonic Distortion and Maximum Demand Indication etc and shall have RS-485 port for communication on Modbus protocol – 01 No, CTs ratio 200/5 A, Class 1, ISI marked -01 sets of three, Indicating lamp- 01 set of three & Aluminium bus bar of rating 300 Amp, 4 pole , mounted on SMC insulator- set of four.

Outgoing of the panel having MCCB 4 pole , 160 Amps,50 Hz,415 Volts, 25 KA withThermal & Magnetic release - 01 No MCCB 4 pole , 63 Amps,50 Hz,415 Volts, 10 KA with Thermal & Magnetic release - 05 No, MCCB 4 pole , 40 Amps,50 Hz,240 Volts, 10 KA - 06 No. All outgoing busbar shall be of current carrying capacity not less than 1.5 times the rated current of MCCBs.

Note For Sr Item No 18 to 21:- Factory Inspection of Authorized Manufacturer and Outdoor feeder pillars shall be carried out by Accepting Officer.In Factoty Inspection the manufacturer has to present various documents of loyality:- (a) Govt Approved Certificate prevailing that the manufacturing unit is an approved industrial plant of manufacturer and should be in the Name of Manufacturere's Firm. (b)Pre Dispatch inspection shall be carried out by the authorized rep.of accepting officer.Incase of any deviation from approved drawing ,the same will be rejected and fresh LT Panel has to be fabricated by the manufacturer. (c) Testing shall be done at manufacturer's premises and all routine test like High Voltage,insulation Resistance & Continuity tests shall be performed /recorded in the presence of authorized rep.of accepting officer

M&L Brick work with sub-class 'B' bricks, straight or curved on plan exc 6 m mean radius, built in cement mortar 1:6 complete as specified and directed.

M&L Rendering 15mm thick on fair faces of brick work or concrete surfaces in cement mortar (1:4) finished fair and even without using extra cement complete as specified and directed.

M & L for PCC 1:3:6 type C-2 (using 40 mm gradded aggregate) for foundation, filling and mass concrete etc complete all as specified and directed .

M & L for cement concrete type B-1, 1:2:4, 50 mm thick (using 20 mm gradded aggregate) for floors and paving etc complete all as specified and directed.

S&F Cross arms, bracings, supports, clamps and back plates fabricated from structural steel sections including nuts, bolts, washers,welding, bending cold or hot,drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat, one under coat and one finishing coat of aluminium paint.

S&F 3.15mm dia MS wire 75x75mm mesh , made up into mattress or cages appx 2.00 mtr height and fixed with flate iron /angle by welding in position complete all as specified directed .

M & L for 2 coat of synthetic enamel painting over a coat of red oxide to MS wire fencing including preparation of newly surface/old surface complete all as specified.

Supply and fixing insulations pin type LT 1100 Volts grade porcelain vitreous white or brown including one galvanized mild steel spindle, two galvanized iron washers, iron nut, 100 mm height, 65 mm dia all as specified and directed by Engineer–in-charge.

Material & labour providing shackle type insulator LT 1100 volt grade porcelain vitreous white or brown including insulator bolts, nuts 12 mm dia, 75 mm height and 90 mm dia of insulator complete all as specified and directed by Engineer-in-Charge.

Stringing / stretching incl jointing in situ of each span not more than 45 Mtrs of two electric poles having following nos of ACSR including GI earth continuity wire, with/ without guarding wires on electric poles of any size at different locations all as ordered manually or by telephonically means to the extent of permissible sag or tension by removing jumpers or bindings from insulators and making fresh binding with aluminium tapes after stringing complete as ordered :- Note :- Qty of GI earth wire or ACSR conductor reqd to be replaced or extended during stringing operation shall be measured and paid separately.

(a) 2 Nos of ACSR

(b) 4 Nos of ACSR

M & L for replacement for PVC separator in position to keep ACSR conductor as equal spacing all as directed.

(a) 2 Wire

(c) 4 wire

Trimming and cutting of tree branches (not more than 25mm girth) coming across LT over head line clearing the line around 2m single/both sides and disposal of branches from site exeeding 50m and not exceeding 250m from site complete all as directed by Engr-in-Charge. Note :- (i) Length of span is approx 30 to 50 RM. (ii) Due care is to be given while trimming/cutting the tree branches that there should no damage to over head line conductor/pole. In case due to any negligence, damage is caused to be make good/ renewal by the contractor from his own resources and nothing extra is admissible. (iii) All safety to labourer must be adhered by the contractor during trimming and cutting of tree branches.

M&L Earth continuity conductor or main earthing lead laying to treanches & fixed to pole 4mm dia galvanised iron wire .

Supply drawing, connecting and testing in 3 core, 1.5 Sqmm PVC insulated and PVC round sheathed copper conductor (flexible ) industurial cable, 1100 Volts conforming to IS 694 in steel tubular poles from KIOSK box to street light fitting including providing suitable copper lugs all as specified and directed by Engr-in-charge.

M/s Dharya Enterprises

Vijay Electricals

M P TYAGI ENGINEERS AND CONTRACTORS

MV Engineers And Contractors

M/s Birja Nand

mayur enterprises