Military Engineer Services-MES has published Replacement Of Oh Lines By Ug Cable And Connected Wks At Bairagarh Under Ge Bhopal. Submission Date for this Tender is 28-07-2022. Overhead Line Tenders in bhopal Madhya Pradesh. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 04-Jun-2022 | Corrigendum 01 (Revised Critical dates) | Date | 20-06-2022 |
| 2 | 10-Jun-2022 | Corrigendum 02 (Revised Critical dates) | Date | 27-06-2022 |
| 3 | 11-Jun-2022 | Revised BOQ and certain other amendments | BOQ | 27-06-2022 |
| 4 | 17-Jun-2022 | Corrigendum 04 | Date | 05-07-2022 |
| 5 | 04-Jul-2022 | Corrigendum 5 | Date | 11-07-2022 |
| 6 | 08-Jul-2022 | Corrigendum 6 | Date | 22-07-2022 |
| 7 | 16-Jul-2022 | Corrigendum 7 | Other | 22-07-2022 |
| 8 | 22-Jul-2022 | Corrigendum 08 (Revised Critical dates) | Date | 28-07-2022 |
| Sl. No. | Item Description |
| 1 | Supply and installation of outdoor Ring main unit SF6 Insulatedwith(2 IC + 7 OG), VVVVVVVVV type 9 modules, Two incomingvacuum Circuit Breakers each of 33 KV ,630 Amp with SEVEN outgoing ,RMUsuitable for floor / plinth mounting with the following capacity (i) SF6 insulated vaccum Circuit Breaker each of 33 KV nominal system votage ,400 Amp=04 Nos. (ii)SF6 insulated vaccum Circuit Breaker each of 33 KVnominal system votage ,200 Amp=03 Nos(LocationFor MRS) (Description Continued on Ser Item No 1.01) |
| 2 | NOTE:- Others details:- System Particulars: (1)Nominal System Voltage : 33kV. (2) Voltage variation on supply side : ?10 % (3) Corresponding Highest System Voltage: 36kV. (4) Frequency : 50 Hz with ? 3 % tolerance (5) Transient condition : -20 % or + 10 % combined variation of Voltage and frequency. (6 )Number of Phase : 3 Phases. (7) Neutral earthling : Solidly earthed. (8) Fault level (minimum) kA /Sec : 25/3). 9) Lightning Impulse Withstand Voltage (kVp) : 170 (10) One minute dry/wet power frequency withstand voltage primary (kV rms) : 70KV (11) Rated Dynamic Withstand Current for 1 second duration (kAp) : 62.5KA All live parts, bus bars, shall preferably be enclosed in one tank to avoid multiple inter connections & sealed for life robotically welded non magnetic and non ferrite grade stainless steel tank Grade SS304 of minimum 2 mm thickness.The RMU shall be type tested for internal arc test of 25KA/1 sec AFLR as per IEC62271-200. The outer enclosure shall cover the full length of the switch gear, to ensure IP55 protection for full door covering of complete switchgear. The protection relay shall be for 3 OC + 1EF (IDMT Type) , MODBUS communication along with RS 485 Port . RMU and Vaccum Interruptor shall be of same make. SERVICE CONDITIONS (a) The SF6 gas filled 33 kV, 630 Amps, Extensible type, Outdoor, SCADA Compatible Motorized Ring Main Unit with Vacuum Circuit Breaker to be supplied against this specification shall be suitable for satisfactory continuous operation under the following tropical conditions. 1. Maximum ambient temperature (Degree C) 50. 2. Maximum temperature in shade (Degree C) 45 3. Minimum Temperature (Degree C) 3.5 4. Relative Humidity (percent) 10 to 95 5. Maximum Annual rain fall (mm) 1450 6. Maximum wind pressure (kg/sq.m) 150Maximum altitude above mean sea level ( Meter) 1000 (Description Continued on Ser Item No 1.02) |
| 3 | 7 .Isoceranic level (days per year) 50 8. Seismic level (Horizontal Acceleration) 0.3 g 9. Climatic condition Moderately hot and humid tropical climate conducive to rust and fungus growth (b) The climatic conditions are prone to wide variations in ambient conditions and hence the SF6 gas filled 33 kV, 630 Amps, Non extensible type, Outdoor , SCADA Compatible Motorized Ring Main Unit . Vacuum Circuit Breaker shall be of suitable design to work satisfactorily under these conditions. Power Supply: a) 2x12 V battery with battery charger with suitable burden for motor operation having input 230 V AC & output 24 V DC shall be provided. (230 VAC shall be provided at site by end user) 6.0 Applicable Standards: a) The design, manufacture and performance of the Ring Main Units shall comply with all currently applicable statutes, regulations and safety codes.Nothing in this specification shall be construed to relieve the bidder off his responsibilities. b) Unless otherwise specified, the Ring Main Units offered shall conform to the latest applicable, IEC 62271-100, IEC 62271-200. |
| 4 | Supply and installation of outdoor Ring main unit SF6 Insulatedwith (2 IC + 6 OG), VVVVVVVV Type , Two incomingvacuum Circuit Breakers of 33 KV ,400 Amp with SIX outgoing, RMUsuitable for floor / plinth mounting wth the following capacity (i) SF6 Insulated VCB switch each of 33 KV ,400 Amp=02 Nos. (ii) SF6 insulated vaccum Circuit Breaker each of 33 KV ,200 Amp=02 Nos.(iii) SF6 insulated vaccum Circuit Breaker each of 33 KV ,100 Amp=02 Nos.(LocationForBM Qtrs) NOTE:- Others details:- System Particulars: (1)Nominal System Voltage : 33kV.(2) Voltage variation on supply side : 10 % (3) Corresponding Highest System Voltage: 36kV.(4) Frequency : 50 Hz with 3 % tolerance (5) Transient condition : -20 % or + 10 % combined variation of Voltage and frequency. (6 )Number of Phase : 3 Phases. (7) Neutral earthling : Solidly earthed. (8) Fault level (minimum) kA /Sec : 25/3).9) Lightning Impulse Withstand Voltage (kVp) : 170 (10) One minute dry/wet power frequency withstand voltage primary (kV rms) : 70 (11) Rated Dynamic Withstand Current for 1 second duration (kAp) : 62.5 All live parts, bus bars, shall preferably be enclosed in one tank to avoid multiple inter connections & sealed for life robotically welded non magnetic and non ferrite grade stainless steel tank Grade SS304 of minimum 2 mm thickness. (Description Continued on Ser Item No 2.01) |
| 5 | The RMU shall be type tested for internal arc test of 25KA/1 sec AFLR as per IEC62271-200. The outer enclosure shall cover the full length of the switch gear, to ensure IP55 protection for full door covering of complete switchgear. The protection relay shall be for 3 OC + 1EFor RECOMMENDED BY OEM with standard settings with MODBUS communication along with RS 485 Port . RMU and Vaccum Interruptor shall be of same make. Service Conditions : a) The SF6 gas filled 33 kV, 630 Amps, Extensible type, Outdoor, SCADA Compatible Motorized Ring Main Unit with Vacuum Circuit Breaker to be supplied against this specification shall be suitable for satisfactory continuous operation under the following tropical conditions. 1. Maximum ambient temperature (Degree C) 50. 2. Maximum temperature in shade (Degree C) 45 3. Minimum Temperature (Degree C) 3.5 4. Relative Humidity (percent) 10 to 95 5. Maximum Annual rain fall (mm) 1450 6. Maximum wind pressure (kg/sq.m) 150Maximum altitude above mean sea level ( Meter) 1000 8 .Isoceranic level (days per year) 50 9. Seismic level (Horizontal Acceleration) 0.3 g 10. Climatic condition Moderately hot and humid tropical climate conducive to rust and fungus growth b) The climatic conditions are prone to wide variations in ambient conditions and hence the SF6 gas filled 33 kV, 630 Amps, Non extensible type, Outdoor , SCADA Compatible Motorized Ring Main Unit . Vacuum Circuit Breaker shall be of suitable design to work satisfactorily under these conditions. (Description Continued on Ser Item No 2.02) |
| 6 | Power Supply: a) in built 2x12 V battery with battery charger with suitable burden for motor operation having input 230 V AC & output 24 V DC shall be provided. (230 VAC shall be provided at site by end user) 6.0 Applicable Standards: a) The design, manufacture and performance of the Ring Main Units shall comply with all currently applicable statutes, regulations and safety codes.Nothing in this specification shall be construed to relieve the bidder off his responsibilities. b) Unless otherwise specified, the Ring Main Units offered shall conform to the latest applicable, IEC 62271-100, IEC 62271-200. |
| 7 | Supply and installation of outdoor Ring main unit SF6 Insulatedwith(2 IC+ 5 OG, 7 Modules ) VVVVVVV Type, Two incomingvacuum Circuitbreaker each of 33 KV ,400 Amp with FIVE outgoing RMU suitable for floor / plinth mounting wth the following capacity (i) SF6 insulated vaccum Circuit Breaker each of 33 KV ,200 Amp=02 Nos.(ii) SF6 insulated vaccum Circuit Breaker each of 33 KV ,100 Amp=03 Nos.Nos.(LocationFor TRS JUNCTION) NOTE:- Others details:- System Particulars: (1)Nominal System Voltage : 33kV.(2) Voltage variation on supply side : 10 % (3) Corresponding Highest System Voltage: 36kV.(4) Frequency : 50 Hz with 3 % tolerance (5) Transient condition : -20 % or + 10 % combined variation of Voltage and frequency. (6 )Number of Phase : 3 Phases. (7) Neutral earthling : Solidly earthed. (8) Fault level (minimum) kA /Sec : 25/3).9) Lightning Impulse Withstand Voltage (kVp) : 170 (Description Continued on Ser Item No 3.02) |
| 8 | (10) One minute dry/wet power frequency withstand voltage primary (kV rms) : 70 (11) Rated Dynamic Withstand Current for 1 second duration (kAp) : 62.5 All live parts, bus bars, shall preferably be enclosed in one tank to avoid multiple inter connections & sealed for life robotically welded non magnetic and non ferrite grade stainless steel tank Grade SS304 of minimum 2 mm thickness.The RMU shall be type tested for internal arc test of 25KA/1 sec AFLR as per IEC62271-200. The outer enclosure shall cover the full length of the switch gear, to ensure IP55 protection for full door covering of complete switchgear. The protection relay shall be for 3 OC + 1EF orRECOMMENDED BY OEM with standard settings with MODBUS communication along with RS 485 Port . RMU and Vaccum Interruptor shall be of same make. Service Conditions : a) The SF6 gas filled 33 kV, 630 Amps, Extensible type, Outdoor, SCADA Compatible Motorized Ring Main Unit with Vacuum Circuit Breaker to be supplied against this specification shall be suitable for satisfactory continuous operation under the following tropical conditions. 1. Maximum ambient temperature (Degree C) 50. 2. Maximum temperature in shade (Degree C) 45 3. Minimum Temperature (Degree C) 3.5 4. Relative Humidity (percent) 10 to 95 5. Maximum Annual rain fall (mm) 1450 6. Maximum wind pressure (kg/sq.m) 150Maximum altitude above mean sea level ( Meter) 1000 8 .Isoceranic level (days per year) 50 9. Seismic level (Horizontal Acceleration) 0.3 g 10. Climatic condition Moderately hot and humid tropical climate conducive to rust and fungus growth b) The climatic conditions are prone to wide variations in ambient conditions and hence the SF6 gas filled 33 kV, 630 Amps, Non extensible type, Outdoor , SCADA Compatible Motorized Ring Main Unit . Vacuum Circuit Breaker shall be of suitable design to work satisfactorily under these conditions. (Description Continued on Ser Item No 3.02) |
| 9 | Power Supply: a) 2x12 V battery with battery charger with suitable burden for motor operation having input 230 V AC & output 24 V DC shall be provided. (230 VAC shall be provided at site by end user) 6.0 Applicable Standards: a) The design, manufacture and performance of the Ring Main Units shall comply with all currently applicable statutes, regulations and safety codes.Nothing in this specification shall be construed to relieve the bidder off his responsibilities. b) Unless otherwise specified, the Ring Main Units offered shall conform to the latest applicable, IEC 62271-100, IEC 62271-200. |
| 10 | Supply and installation ofoutdoor Ring main unit SF6 Insulatedwith ( 2IC + 6 OG, 8 Modules)VVVVVVVV Type, Two incomingvacuum Circuitbreaker each of 33 KV ,400 Amp with SIX outgoing RMUsuitable for floor / plinth mounting ,wth the following capacity (i) SF6 insulated vaccum Circuit Breaker switch each of 33 KV ,200 Amp=06 Nos. (LocationFor PUMP HOUSE) NOTE:- Others details:- System Particulars: (1)Nominal System Voltage : 33kV. (2) Voltage variation on supply side : 10 % (3) Corresponding Highest System Voltage: 36kV. (4) Frequency : 50 Hz with3 % tolerance (5) Transient condition : -20 % or + 10 % combined variation of Voltage and frequency. (6 )Number of Phase : 3 Phases. (7) Neutral earthling : Solidly earthed. (8) Fault level (minimum) kA /Sec : 25/3).9) Lightning Impulse Withstand Voltage (kVp) : 170 (10) One minute dry/wet power frequency withstand voltage primary (kV rms) : 70 (11) Rated Dynamic Withstand Current for 1 second duration (kAp) : 62.5 (Description Continued on Ser Item No 4.01) |
| 11 | All live parts, bus bars, shall preferably be enclosed in one tank to avoid multiple inter connections & sealed for life robotically welded non magnetic and non ferrite grade stainless steel tank Grade SS304 of minimum 2 mm thickness.The RMU shall be type tested for internal arc test of 25KA/1 sec AFLR as per IEC62271-200. The outer enclosure shall cover the full length of the switch gear, to ensure IP55 protection for full door covering of complete switchgear. The protection relay shall be for 3 OC + 1EF orRECOMMENDED BY OEM with standard settings with MODBUS communication along with RS 485 Port . RMU and Vaccum Interruptor shall be of same make. Service Conditions : a) The SF6 gas filled 33 kV, 630 Amps, Extensible type, Outdoor, SCADA Compatible Motorized Ring Main Unit with Vacuum Circuit Breaker to be supplied against this specification shall be suitable for satisfactory continuous operation under the following tropical conditions. 1. Maximum ambient temperature (Degree C) 50. 2. Maximum temperature in shade (Degree C) 45 3. Minimum Temperature (Degree C) 3.5 4. Relative Humidity (percent) 10 to 95 5. Maximum Annual rain fall (mm) 1450 6. Maximum wind pressure (kg/sq.m) 150Maximum altitude above mean sea level ( Meter) 1000 8 .Isoceranic level (days per year) 50 9. Seismic level (Horizontal Acceleration) 0.3 g 10. Climatic condition Moderately hot and humid tropical climate conducive to rust and fungus growth b) The climatic conditions are prone to wide variations in ambient conditions and hence the SF6 gas filled 33 kV, 630 Amps, Non extensible type, Outdoor , SCADA Compatible Motorized Ring Main Unit . Vacuum Circuit Breaker shall be of suitable design to work satisfactorily under these conditions. (Description Continued on Ser Item No 4.02) |
| 12 | Power Supply: a) 2x12 V battery with battery charger with suitable burden for motor operation having input 230 V AC & output 24 V DC shall be provided. (230 VAC shall be provided at site by end user) 6.0 Applicable Standards: a) The design, manufacture and performance of the Ring Main Units shall comply with all currently applicable statutes, regulations and safety codes.Nothing in this specification shall be construed to relieve the bidder off his responsibilities. b) Unless otherwise specified, the Ring Main Units offered shall conform to the latest applicable, IEC 62271-100, IEC 62271-200. |
| 13 | Supply and installation of outdoor Ring main unit SF6 Insulatedwith(2 IC +5 OG, 07 Modules)VVVVVVV Type, Two incomingvacuum Circuitbreaker each of 33 KV ,400 Amp with FIVE outgoing RMU, suitable for floor / plinth mounting , wth the following capacity (i) SF6 insulated vaccum Circuit Breakereach of 33 KV ,200 Amp=02 Nos (ii) SF6 insulated vaccum Circuit Breakereach of 33 KV ,100 Amp=03 Nos.Nos.(LocationForMAIN DENTAL CENTER,KV,OFFICER ENCLAVE) NOTE:- Others details:- System Particulars: (1)Nominal System Voltage : 33kV. (2) Voltage variation on supply side :10 % (3) Corresponding Highest System Voltage: 36kV. (4) Frequency : 50 Hz with ? 3 % tolerance (5) Transient condition : -20 % or + 10 % combined variation of Voltage and frequency. (6 )Number of Phase : 3 Phases. (7) Neutral earthling : Solidly earthed. (8) Fault level (minimum) kA /Sec : 25/3).9) Lightning Impulse Withstand Voltage (kVp) : 170 (10) One minute dry/wet power frequency withstand voltage primary (kV rms) : 70 (11) Rated Dynamic Withstand Current for 1 second duration (kAp) : 62.5 (Description Continued on Ser Item No 5.01) |
| 14 | All live parts, bus bars, shall preferably be enclosed in one tank to avoid multiple inter connections & sealed for life robotically welded non magnetic and non ferrite grade stainless steel tank Grade SS304 of minimum 2 mm thickness.The RMU shall be type tested for internal arc test of 25KA/1 sec AFLR as per IEC62271-200. The outer enclosure shall cover the full length of the switch gear, to ensure IP55 protection for full door covering of complete switchgear. The protection relay shall be for 3 OC + 1EForRECOMMENDED BY OEM with standard settings with MODBUS communication along with RS 485 Port . RMU and Vaccum Interruptor shall be of same make. Service Conditions : a) The SF6 gas filled 33 kV, 630 Amps,Extensible type, Outdoor, SCADA Compatible Motorized Ring Main Unit with Vacuum Circuit Breaker to be supplied against this specification shall be suitable for satisfactory continuous operation under the following tropical conditions. 1. Maximum ambient temperature (Degree C) 50. 2. Maximum temperature in shade (Degree C) 45 3. Minimum Temperature (Degree C) 3.5 4. Relative Humidity (percent) 10 to 95 5. Maximum Annual rain fall (mm) 1450 6. Maximum wind pressure (kg/sq.m) 150Maximum altitude above mean sea level ( Meter) 1000 8 .Isoceranic level (days per year) 50 9. Seismic level (Horizontal Acceleration) 0.3 g 10. Climatic condition Moderately hot and humid tropical climate conducive to rust and fungus growth b) The climatic conditions are prone to wide variations in ambient conditions and hence the SF6 gas filled 33 kV, 630 Amps, Non extensible type, Outdoor , SCADA Compatible Motorized Ring Main Unit . Vacuum Circuit Breaker shall be of suitable design to work satisfactorily under these conditions. (Description Continued on Ser Item No 5.02) |
| 15 | Power Supply: a) 2x12 V battery with battery charger with suitable burden for motor operation having input 230 V AC & output 24 V DC shall be provided. (230 VAC shall be provided at site by end user) Applicable Standards: a) The design, manufacture and performance of the Ring Main Units shall comply with all currently applicable statutes, regulations and safety codes.Nothing in this specification shall be construed to relieve the bidder off his responsibilities. b) Unless otherwise specified, the Ring Main Units offered shall conform to the latest applicable, IEC 62271-100, IEC 62271-200. |
| 16 | Supply, laying & testing, cable XLPE insulated screened PVC bedded, galvanizedwire armoured, double extruded manufacturing process electric power cables (heavy duty) with stranded aluminium conductor, 33000 volts grade, size 3 core 240 sq mm complete all as specified and as directed . |
| 17 | Supply, laying & testing cable XLPE insulated screened PVC bedded, galvanizedwire armoured, double extruded manufacturing process electric power cables (heavy duty) with stranded aluminium conductor, 33000 volts grade, size 3 core 185 sq mm complete all as specified and as directed . |
| 18 | Supply and fixing cable jointing kit for 33 KV grade cable for straight through heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE armoured aluminium conductor cable of size 185 Sqmm, Indoor/Outdoor typecomplete all as specified and as directed . |
| 19 | Supply and fixing cable jointing kit for 33 KV grade cable for outdoor end termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE, armoured, aluminium conductor cable of size 240 sqmm complete all as specified and as directed. |
| 20 | Supply and fixing cable jointing kit for 33 KV grade cable for outdoor end termination heat shrink type joint complete with jointing material and accessories suitable for 3 core XLPE, armoured, aluminium conductor cable of size 185 sqmm complete all as specified and as directed. |
| 21 | 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 0.4 mpa working pressure, complete all as specified and directed. |
| 22 | M&L for earthing complete with copper earth plate 60cmx60cmx3.15 mm thick burried directly in ground (earth pit not less than 2.25 mtrs deep below ground level) with top edge of the plate not less than 1.5 meters below normal ground level connected to copper strip 20X3mmby means of bolts nuts check-nuts and washers of galvanized ironor steel as shown in electrical plate No 3 of MES schedule Part-I connecting to earthing test point and testing on completion with including 15mm bore lightgrade GI protection pipe and watering pipe shall be 20 mm bore, medium grade including excavation & earth work in any type of soil & disposal of soil, providing alternate layers of charcoal and common salt, construction of PCC earth chamber in 1:3:6 type C-1 with 40mm thick RCC 1:2:4 type B-1 cover, reinforced with 8mm TMT bars 100mm C/C both ways with life hook made out oof 8mm dia bars, watering arrangement with funnel & wire mesh, complete all as specified and directed. Note:- (i) The concrete pit shall be PCC (1:3:6) type C-1, 40 mm thick pre cast cover slab of RCC (1:2:4) type B-1 using 20mm graded stone aggregate reinforced with 8mm TMT bars @ 10 cm C/C on both sides with suitable cast iron handle shall be provided in lieu of cast iron cover shown in electrical plate No 3 of MES SSR Part-I. (ii)The unit rate includes the cost of GI pipe light grade for protection of earth strip and earh strip upto 7.5 M. (iii)PCC pit shall be provided at least 500 mm away from the pit and not on the earth pit itself |
| 23 | Supply & fixing copper strip 20mm x 3 mm buried in ground complete all as specified and as directed. |
| 24 | Supply and fixing HT RCC Precast cable route marker of size 650x300x100 mm with steel (TMT Bar) uses of 8 mm and 6 mm complete all as specified and as directed. |
| 25 | Supply of Rubber mat suitable for33 KVof size1 meter x 2 meter x 19 mm complete all as specified and as directed. |
| 26 | Dismantaling of HT Steel/PCC pole/Rail channel of 11 Mtr height complete all as specified and as directed. |
| 27 | Dismantaling of cross arms of MS channel or angle sections etc complete all as specified and as directed. |
| 28 | Dismantaling pin insulators any type any size complete all as specified and as directed. |
| 29 | Dismantaling disc insulators 33 KV (3x 11 KV in series) any type any size complete all as specified and as directed. |
| 30 | Dismantaling of ACSR conductor complete all as specified and as directed. |
| 31 | Dismantaling of Stay assy complete all as specified and as directed. |
| 32 | NOTE:- All the old material retreived against BOQ item Sr. No. 16 to 21 above shall be removed from site & deposited to AGE E/M Yard and the same shall be deemed to be included in the quoted rate in respective items. |
| 33 | Excavation in trenches, not exceeding 1.5 m wide and not exceeding 1.5m in depth; for foundation etc or for shaft, wells, cesspits, manhole, pier holes, laying of cables, etc. n exc 10 sqm on plan and n exc 1.5 m depth and getting out in any type of soil complete all as specified and as directed. |
| 34 | Removing excavated material (soil obtained from excavation) not exceeding 50 m and deposting where directed at a level not exceeding 1.5 m above the starting point complete all as specified and directed. |
| 35 | Returning, filling in including spreading, levelling, watering and well ramming in layers not exceeding 25 cm with soil obtained from excavation complete all as specified and as directed. |
| 36 | M&L, Sand cushioning/sand coveringfor underground cable protection including compaction, etc complete all as specified and as directed. Note - Only punning thickness of sand shall be measured for payment purpose. |
| 37 | Supply & laying unreinforced precast concrete cable cover class HV type 2, flat shape, dimension 450 mm X 180 mm X 40 mm as per IS 5820: 1970 complete all as specified and directed. |
| 38 | Supply, fixing & laying, in repair, 150mm bore, GI tubing, medium grade with one socket both end threaded in any length including cutting threading connection in new or old position and with all types of GI new fittings, laid in trenches/wall/ceiling/ floor etc complete all as specified and directed. |
| 39 | Excavating in post holes (or similar holes) each n exc 0.5 cu. m, getting out, returning, filling in and ramming earthor broken rubble mixed with earth around, in layers not exceeding 25 cm in hard dense soil complete all as specified and as directed. |
| 40 | M&L for Cement concrete type B-2 (1:2:4) using 40 mm graded stone aggregate as in foundations, filling and mass concrete including rafts, footing bases for column etc complete all as specified and as directed. |
| 41 | M&L for mild steel angle, flat works as in post and strut in fencing including cuttings top to shape as directed, drilling holes, notching for wires etc, flat iron fillets (for scruing wire mesh etc) including all necessary drilling bolting or rivetting etc conforming to Fe 290 complete all as specified and as directed. |
| 42 | S&F, Mild steel flat iron as in clamps, hold fast, wind ties, etc confirming to Fe -290 complete all as specified and as directed. |
| 43 | S&F, MS round bars 10 mm dia and over cut to length bend to shape required including cranking, bending spirally for hooping for column hooking ends and binding with and incl mild steel wire annealed not less than 0.9 dia or securing with clips complete all as specified and as directed. |
| 44 | S&F, Mild steel screw bolts (machine made) with hexagonal or square head at one end and scwered the others or screwed both ends, each screwed end to be fitted with washer and one hexagonal and square nut, n exc 5 cm along 11 to 15 mm dia complete all as specified and as directed. |
| 45 | Galvanised 2 strand, steel barbed wire 2.24mm dia barbed with 2mm dia barbs at 75mm spacings and straining and fixing to any type of standard rails strain- ing bolts, including, securing or tying at crossings with and provision of galvanised mild steel wire, staples or steel pinscomplete all as specified and as directed. |
| 46 | Preparation of new or previously untreated steel surfaces of any description, not otherwise described, over 10 cm width or girth and applying two coats of Synthetic enamel paint over a coat of red oxide complete all as specified and as directed. |
| 47 | Supply only Chain link MS galvanisd fencing, ofmesh size 50 x 50 mm and dia of wire 4mm, fixed to any type of standards, rails, straining bolts etc, including provision of binding wire, complete all as specified and directed. |
| 48 | Fixing only chain link fencing including line wires, any mesh, size and type to any type of standards, rails, straining bolts, etc. including provision of binding wire complete all as specified and directed. |
| 49 | M&L, Framed work such as grills, gratings, etc. with ends of bars shouldered and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work conforming to Fe.290.Gde-E-165 complete all as specified and directed |
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