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| 1 | NOTE:- (Applicable for all parts/items/):- The bidders/contractorsare advised to read tender document, all drawings & all corrigendum/ amendments and General conditions of contracts before entry/quoting the rates. |
| 2 | Schedule \"A\" Part-I(SEWAGE TREATMENT PLANT WORKS) |
| 3 | Design, procurement, construction, and commissioning of 3 MLD STP at Bathinda Military Station all as per following raw sewage parameters and design basics report forming part of this tender document and effluent parameters listed below or those issued by central/state Pollution Control Board with Comprehensive maintenance including chemicals, electromechanical & B/R items, chemical, payment of electric supply & water supply for 10 years.Perform site survey and prepare design proposal for deciding the capacity and Treatment technology to be adopted amongst prevailing technologies Soil bearing capacity 10 Ton/Sqm at 2 meter depth. However, the Contractor shall conduct his own soil investigation and design various civil structures accordingly. Average flow- 3000 cum/day Peak duration 3 Hr Peak factor-04Influent (Raw) sewage parameters (located just prior to proposed STP) INLET(a) pH - 6.5-8.5(b) Temperature – Ambient(c) Total Dissolved Solids (TDS) ≤700 mg/L(d) Biochemical Oxygen Demand (BOD) ≤ 300 mg/L(e) Chemical Oxygen Demand (COD) ≤ 450 mg/L(f) Total Suspended Solids (TSS) ≤ 300 mg/L(g) Oil & Grease ≤ 30 mg/L(h) Total Nitrogen ≤ 50 mg/L(i) Total Phosphorous ≤ 7 mg/L(j) Fecal Coliform ≤ 10⁵- 10⁶ MPN/100 mlHowever, the contractor shall get the raw sewage tested by collecting the samples as per CPEEHO Manual Sewerage and sewage disposal 2013, in NABL Approved Lab/ Govt Lab.Effluent (Treated) Sewage parameters(a) pH - 6.5-8.3 |
| 4 | Srl Item No 1.001 Continued......(b) Temperature – Ambient(c) Total Dissolved Solids (TDS) ≤ 100 mg/L(d) Biochemical Oxygen Demand (BOD) ≤ 10 mg/L(e) Chemical Oxygen Demand (COD) ≤ 50 mg/L(f) Total Suspended Solids (TSS) ≤ 10 mg/L(g) Oil & Grease ≤ 10 mg/L(h) Total Kjeldhal Nitrogen ≤ 10 mg/L(i) Total Phosphorous ≤ 2 mg/L(j) Fecal Coliform – Nil(k) Residual chlorine ≥ 1.0 ppmBesides the contractor shall ensure that the effluent parameters must comply with the quality of treated water parameter for disposal or reuse guidelines issued by various State Government and Central Government agencies time to time. If they are more stringent that the ones given above. Notes:1. OCEMS(Online Continuous Efficiency Monitoring System): For continuous monitoring of raw sewage, treated water along with water level, flow rate and remote monitoring and operation of booster pumps for pumping raw sewage and treated water.2. All civil, mechanical and electrical works and equipment for STP deemed to be included in quoted rate.3. All works to be provided as per SOA 2022, SSR -2020 ,NBC- 2016 and good engineering practices.4. The bidder shall submit proposal for more than 1 technology that shall be used while designing STP for approval by accepting officer on the basis of life-cycle cost, footprint of STP.5. No tank shall be designed to hold wastewater/ treated water for more than 8 hrs at any stage. |
| 5 | Srl Item No 1.001 Continued......6. The rates quoted are inclusive of comprehensive maintenance and operation of proposed STP for a period of ten years after completion, at the percentage of quoted amount as reflected below. Hence 70 % of the quoted rate shall be towards design and construction of the STP as per yard stick and balance 30% for comprehensive maintenance and operation for ten year after completion:-(i) Comprehensive maintenance and operation of the plant during first year@ rate of 1% of the the quoted rate(ii) Comprehensive maintenance and operation of the plant during second year is 1% of the quoted rate(iii) Comprehensive maintenance and operation of the plant during third year is 3% of the quoted rate(iv) Comprehensive maintenance and operation of the plant during fourth year is 3% of the quoted rate(v) Comprehensive maintenance and operation of the plant during fifth year is 3% of the quoted rate(vi) Comprehensive maintenance and operation of the plant during sixth year is 3% of the quoted rate (vii)Comprehensive maintenance and operation of the plant during seventh year is 4% of the quoted rate(viii)Comprehensive maintenance and operation of the plant during eighth year is 4% of the quoted rate(ix)Comprehensive maintenance and operation of the plant during ninth year is 4% of the quoted rate(x)Comprehensive maintenance and operation of the plant during tenth year is 4% of the quoted rate7. Electricity consumed during operation & maintenance period shall be charged from the dues of contractor at the rates charged by PSPCL .Smart meter for the same shall be installed by the contract rates is deemed to be included in the quoted rates also rate cell include cost of chemicals, electromechanical and B&R items, payment of electric supply and water supply for ten years and monthly testing row treated water from NABL approved lab. |
| 6 | Srl Item No 1.001 Continued......8. Consent to establish consent to operate from PCB shall be responsibility of the bidder. However, any fees that may be required to be paid to PCB shall be borne by department. |
| 7 | Lump sum price worked out by the tenderer for EXTERNAL WATER SUPPLY WORKS as listed in Schedule ‘A’ Part-II(Ref pre-priced schedule attached separately) |
| 8 | Lump sum price worked out by the tenderer for EXTERNAL ELECTRIFICATION WORKS as listed in Schedule ‘A’ Part-III(Ref pre-priced schedule attached separately) |
| 9 | Lump sum price worked out by the tenderer for SEWAGE DISPOSAL WORKS as listed in Schedule ‘A’ Part-IV(Ref pre-priced schedule attached separately) |
| 10 | Lump sum price worked out by the tenderer for SITE CLEARANCE, EXCAVATION AND EARTH WORKS as listed in Schedule ‘A’ Part-V(Ref pre-priced schedule attached separately) |
| 11 | Schedule \"A\" Part-VI(MISCELLANEOUS WORKS) |
| 12 | M & L for construction of new valve pit/chamber of size 1050 mm (Length) X 1050 mm (Breadth) X 1050 mm (depth) including necessary earth work in any type of soil, PCC foundation M7.5(Nominal Mix) using 40 mm nominal size graded crushed stone aggregate as in base concrete, brick work with sub class \"B\" bricks, non-modular sizes as per IS 1077: 1992, straight or curved on plan exceeding 6 m mean radius built in cement mortar 1:6, cement plaster 20 mm thick internally in two coats of (15 mm and 5 mm) in cement mortar 1:4, 3 mm thick mild steel sheet of any grade and designation as per IS 513: 2008 and IS 10748: 2004 welded with angle iron (40 mm X 40 mm X 6 mm) frame of structural steel, frame welded with angle iron (50 mm X 50 mm X 6 mm) frame of structural steel, welded to flat iron of size 150 mm X 50 mm X 6 mm of structural steel, fixed with bolt of 16 mm dia anchored with plate of size 100 mm X 100 mm X 3 mm of structural steel, bolt and anchored plate embedded in 250 mm thick PCC coping in M15(Nominal Mix) using 20 mm nominal size graded crushed stone aggregate, mild steel handle, grade E165 as per IS 15911: 2010 for structural steel with necessary, welding, riveting, bolting including painting exposed steel surfaces with two coats of bituminous paint and embedded surfaces of steel with two coats of tar, finishing exposed faces of concrete surfaces and plaster surfaces with three coats of white wash and all as per drawing No. BTD-811 Sheet Nos 1/2 and 2/2 of HQ CE Bathinda Zone complete all as specified and as directed. |
| 13 | M & L for construction of new valve pit/chamber of size 900 mm (Length) X 900 mm (Breadth) X 900 mm (depth) including necessary earth work in any type of soil, PCC foundation M7.5(Nominal Mix) using 40 mm nominal size graded crushed stone aggregate as in base concrete, brick work with sub class \"B\" bricks, non-modular sizes as per IS 1077: 1992, straight or curved on plan exceeding 6 m mean radius built in cement mortar 1:6, cement plaster 20 mm thick internally in two coats of (15 mm and 5 mm) in cement mortar 1:4, 3 mm thick mild steel sheet of any grade and designation as per IS 513: 2008 and IS 10748: 2004 welded with angle iron (40 mm X 40 mm X 6 mm) frame of structural steel, frame welded with angle iron (50 mm X 50 mm X 6 mm) frame of structural steel, welded to flat iron of size 150 mm X 50 mm X 6 mm of structural steel, fixed with bolt of 16 mm dia anchored with plate of size 100 mm X 100 mm X 3 mm of structural steel, bolt and anchored plate embedded in 250 mm thick PCC coping in M15(Nominal Mix) using 20 mm nominal size graded crushed stone aggregate, mild steel handle, grade E165 as per IS 15911: 2010 for structural steel with necessary, welding, riveting, bolting including painting exposed steel surfaces with two coats of bituminous paint and embedded surfaces of steel with two coats of tar, finishing exposed faces of concrete surfaces and plaster surfaces with three coats of white wash and all as per drawing No. BTD-811 Sheet Nos 1/2 and 2/2 of HQ CE Bathinda Zone complete all as specified and as directed. |
| 14 | M & L for construction of new valve pit/chamber of size 450 mm (Length) X 450 mm (Breadth) X 450 mm (depth) including necessary earth work in any type of soil, PCC foundation M7.5(Nominal Mix) using 40 mm nominal size graded crushed stone aggregate as in base concrete, brick work with sub class \"B\" bricks, non-modular sizes as per IS 1077: 1992, straight or curved on plan exceeding 6 m mean radius built in cement mortar 1:6, cement plaster 20 mm thick internally in two coats of (15 mm and 5 mm) in cement mortar 1:4, 3 mm thick mild steel sheet of any grade and designation as per IS 513: 2008 and IS 10748: 2004 welded with angle iron (40 mm X 40 mm X 6 mm) frame of structural steel, frame welded with angle iron (50 mm X 50 mm X 6 mm) frame of structural steel, welded to flat iron of size 150 mm X 50 mm X 6 mm of structural steel, fixed with bolt of 16 mm dia anchored with plate of size 100 mm X 100 mm X 3 mm of structural steel, bolt and anchored plate embedded in 250 mm thick PCC coping in M15(Nominal Mix) using 20 mm nominal size graded crushed stone aggregate, mild steel handle, grade E165 as per IS 15911: 2010 for structural steel with necessary, welding, riveting, bolting including painting exposed steel surfaces with two coats of bituminous paint and embedded surfaces of steel with two coats of tar, finishing exposed faces of concrete surfaces and plaster surfaces with three coats of white wash and all as per drawing No. BTD-811 Sheet Nos 1/2 and 2/2 of HQ CE Bathinda Zone complete all as specified and as directed. |
| 15 | M & L for earthing complete with galvanised steel pipe electrode 40 mm nominal bore, medium grade, 10 metre length buried directly in ground with top edge of the pipe not less than 1.25 metres below normal ground level, connected to earthing lead of 32 mm X 6 mm copper strip by means of bolts, nuts, check nuts and washers of galvanised iron from earth plate to test point upto 7.5 metre including all as shown in electrical plate No. 2 of SSR Part I (2009) including necessary concrete chamber in cement concrete M15 (Nominal Mix) using 20 mm nominal size coarse aggregate, precast RCC cover slab in cement concrete M15 (Nominal mix) using 20 mm nominal size coarse aggregate of size 40 cm X 40 cm X 5 cm reinforced with 8 mm dia TMT bars @ 150 mm c/c both ways with one handle for lifting made out of 8 mm dia bar, GI funnel, GI wire mesh filter, 20 mm dia GI pipe medium grade for watering, 20 mm dia GI pipe medium grade for protection of earthing lead, charcoal or coke and salt in alternate layers including necessary excavation and earth work in any type of soil/ strata and testing complete all as specified and as directed. |
| 16 | M & L for cable route indicator made out of CI plate 100 dia, 8 mm thick, embossed with lettering \"MES LT Cable\", welded or bolted onto 35 mm X 35 mm X 6 mm angle iron, 500 mm long duly painted with anti-corrosive paint in brown colour & including necessary earthwork and excavation, embedded in PCC M15(Nominal Mix) using 20 nominal size graded crushed stone aggregate of size 400 mm X 400 mm X 300 mm complete all as specified and as directed. |
| 17 | Supplying, installing, testing and commissioning diesel engine driven generating set 400 kVA /320 kW (prime power), 415 volt, 50 Hz, 3 phase, 4 wire, at 1500 rpm, 0.8 lagging power factor including diesel engine, alternator, coupling, common base plate, acoustic enclosure, 24 V DC battery, AMF Panel. Exhaust system, foundation, etc. complete all as specified and as directed. Note: - The emission limits for diesel engine driven generating set shall be as specified in Table 1 of the Environment (Protection) Third Amendment Rules, 2022. |
| 18 | S & F three core flexible conductor FR-LSH cables for outdoor use, PVC insulation of type C and having PVC sheath of type ST2, 2.5 sqmm as per IS 694: 2010, ISI marked, annealed, multistranded copper conductor for fittings complete all as specified and as directed. |
| 19 | Supply and erect factory made 7 meter long hot dip galvanized (as per relevant IS with average coating thickness 65 micron) octagonal poles conform to IS-2062/ BSEN 10025 with 155 mm dia at bottom and 70 mm dia at top A/F made up of 3 mm thick HT sheet along with foundation type base plate of size 250 mm X 250 mm X 16 mm, foundation bolt 4 Nos of M20 X 600 mm high \"J\" type EN8 grade, including 1 meter long hot dip galvanized single arm (swan neck) bracket made up of 40 NB dia GI pipe and including excavation, earth work, PCC (1:2:4) type B1 for foundation and grouting the bolts as per manufacturer’s instructions including marking pole number in letters & figures of size not less than 10 cm height with red colour enamel paint complete all as specified and as directed. Note: - (i) Srl number will be issued by Engineer-in-Charge. |
| 20 | Supply and fix metal oxide surge arrester without gap for AC system as per IEC 60099-4: 2014, outdoor type, porcelain housing, single column and single phase construction, station class, heavy duty, nominal discharge current 20 kA, switching impulse discharge current 2 kA, repetitive charge transfer rating (Qrs) more than 2.4 C, thermal energy rating (Wth) more than 10 kJ/kV, nominal system voltage 11 kV, highest system voltage 12 kV, rated voltage of arrester 9 kV, continuous operating voltage 7.2 kV, temporary overvoltage (10.15 kV for 1 s, 9.50 kV for 10 s, 8.75 kV for 100 s), rated short circuit current 20 kA, low short circuit current 600 A, insulation withstand level (lightning impulse voltage 1.2/ 50 µs) 75 kV, lightning impulse residual voltage (8/20 µs) at nominal discharge current maximum 26 kV, switching impulse residual voltage (30/60 µs) at switching impulse discharge current maximum 21 kV, high current impulse withstand capability (4/10 µs) 100 kA, minimum creepage distance 300 mm complete all as specified and as directed. |
| 21 | Supply & fixing 3 Phase, 5 kW automatic street light control switch using infrared sensor based twilight/ nature switch for automatic switching of streetlights, consisting of weatherproof powder coated metal box of suitable size, 1 No of twilight/ nature switch dusk to dawn, 25 Amps 3 pole contactor- 1 No, 20 Amps MCB- 6 Nos (3 Nos input and 3 Nos output) including wiring with10 sqmm copper wiring, IP54 protection grade complete all as specified and as directed. |
| 22 | M & L for non-rising stem type sluice valves having double flanged for connections of nominal pressure (PN 1.6) as per IS 14846: 2000 of preferred materials, nominal size 250 mm including nuts, bolts, packing sheets etc. complete all as specified and as directed. |
| 23 | M & L for non-rising stem type sluice valves having double flanged for connections of nominal pressure (PN 1.6) as per IS 14846: 2000 of preferred materials, nominal size 300 mm including nuts, bolts, packing sheets etc. complete all as specified and as directed. |
| 24 | Supply and fix precast HT cable route indicator made of PCC M15 (Nominal Mix) using 12.5 mm nominal size crushed stone aggregate of size 350 mm (Length) X 100 mm (Width) X 900 mm (Height) duly painted with cement base paint and written in white colour with lettering \"MES HT Cable/ HT Straight Joint\" using two coats of synthetic enamel paint in black colour & including necessary earthwork and excavation, embedded in PCC M15(Nominal Mix) using 20 nominal size graded crushed stone aggregate of size 400 mm X 400 mm X 450 mm complete all as specified and as directed. |
| 25 | Supply, install, testing and commissioning of manufacturer\"s factory assembled and tested electric driven non clogging centrifugal pump set of capable of delivering approximately 3000 LPM at 34 meter head comprising of horizontal spilt casing with self-priming pump multi stage CI body with impellers operating at 3000 RPM coupled through tyre coupling to electric motor 3000 RPM and suitable capacity complete with starter panel, suction, foot valveand delivery size as per the manufacturer and mounted on common mild steel base frame and foundations of the pump sets including PCC foundations, mild steel bolts with nuts and anti-vibration pads complete all as specified and as directed by the Engineer-in-Charge. |
| 26 | Supply, laying, testing and commissioning of steel pipes of outside dia 406.4 mm, thickness 4 mm as per IS 3589: 2001, header 6 m long comprising of cast sluice valves flanged PN 1.6, as per IS 14846: 2000 of preferred materials, nominal size 300 mm - 02 Nos and non-return valve of nominal size 300 mm - 02 Nos including cutting/welding for insertion of input and output lines for STP Pumps complete all as specified and as directed. |
| 27 | Material and labour for laying of lay high density polyethylene pipe (HDPE) of pressure rating PN 8(0.8 Mpa), material grade PE 100 and nominal outside dia 160 mm as per IS 4984: 2016 including all fittings and fixtures as per IS 8360: 2022 or IS 8008: 2022 including boring of holes by trenchless technology using ultra sounding technique and necessary machine including all fittings complete all as specified and as directed. |
| 28 | Supply, installation, testing, commissioning of outdoor type compact substation with facility for internal lighting, earthing, padlocks etc. 11 kV comprising of twin canopy design should have three compartment i.e. Load Break switch compartment, Transformer compartment and LT panel compartment. The CSS should has following equipment of given capacity and specifications as given below:- (A) Load Break switch COMPARTMENT:-(a) 11 kV 630 A Three ‐ Way Ring Main Unit (RMU) Non Extensible Indoor Type (21 kA, 3 Sec) with 2 Nos. Load Break Switch & 1 No. SF6 VCB complete with all accessories single Core CT Ratio 50/1 A: RMU, 11 kV, 2 No. Load Break Switch + 1 No. Vacuum Circuit Breaker (L) Altitude upto 1000 meter Function Type: 3 position Disconnector and Earth Switch1. Operation of LBS – Manual, 2. Load Break Switch Rating – 11 kV, 630 A, 21 kA3. External cone threaded M16 bolted bushings C TYPE, For Cable ends, T type4. Cable Box ‐Provided, 5. Capacitor Dividers and plug in voltage presence lamps with phase concordance predisposition, 6. With supply of Touch proof Termination Kit suitable for CSS having incoming & looping cable IR*3C*300 sqmmFunction Type: 3 position Vacuum Circuit Breaker in Series with 3 position independent operation disconnector – Outgoing feeder1. Operation of Vacuum Circuit Breaker – Manual, 2. Vacuum Circuit Breaker Rating – 11 KV 630 A 21 kA/3 Sec, 3. Self-Powered Series Trip Microprocessor Based numerical over current +Earth Fault Relay (IDMT + inst) for Protection, 4. Tap wound protection current Transformer of Single Core (CTR: 50 A/1A, 2.5 VA) for Protection, 5. Capacitor Dividers and plug in voltage presence lamps with phase concordance predisposition6. 1 No. Disconnector Switch Switch Open Close Earth, 7. 1 No. Emergency Push Button8. Open /Close Mechanical indication, 9. Shunt Trip coil rating ‐ 110 V DC with Spring Charging Motor 230 VAC. |
| 29 | Srl Item No 6.017 Continued......RMU Accessories:(i) Manual operating Handle ‐ 1 No., (ii) Standard Manometer (iii) Auxiliary Relay (3 Element) - 02 Nos (iv) 24 VDC Power pack 7Ah (v) Acknowledge Push Button (vi) 96 sqmm Hooter (vii) DP MCB 10 kA for Control - 03 Nos (B) TRANSFORMER COMPARTMENT: mineral oil immersed, natural air-cooled, outdoor type, double wound (copper) distribution transformer, three phase, 400 kVA rating, non-sealed type, 50 Hz rated frequency, 11 kV high voltage and 415 V low voltage nominal system voltage, minimum 75 kVp basic insulation level, 11000 V/ 433-250 V no-load voltage ratio, connection (vector) symbol Dyn11, 30⁰ positive phase displacement, off circuit tap changing arrangement for voltage variations of +5% to -10% in steps of 2.5% for variation of HV, minimum energy efficiency level 2 (Star 2 as per the notification issued by the Central Government, in consultation with the Bureau of Energy Efficiency and including all the amendments issued up-to-date), 4.5% impedance, ONAN type cooling all as per IS-1180 (Part 1): 2014 including amendment upto and including amendment No. 4 dated 04 Mar 2021 complete with all fittings, accessories and item as specified and as directed. Note: - The energy efficiency level higher than the minimum energy efficiency level as specified here shall be provided without any extra cost in case the transformer of minimum energy efficiency level is not available. (C) LV COMPARTMENT: The LV compartment with Degree of protection-IP54 designed for a 50-degree C ambient temperature. The panel is modular, dead front, freestanding, floor mounted and comprises the following equipment: - (a) 1000 Amps, 50kA withstand fault level capacity rated copper bus bar fully insulated with class F materials and nuts, bolts, washers for connection (b) Air Circuit Breaker (ACB) of rated current 630 A, Rated operational voltage 415 V, Rated insulation voltage 1000 V, 4 Pole, 50 Hz AC supply, Rated ultimate short circuit breaking capacity 50 kA, Rated service short circuit breaking capacity 50 kA, Rated short time withstand capacity 50 kA for 1 second, Rated making capacity 105 kA, Rated impulse withstand voltage of main circuit 8 kV, typical opening time 40 ms, typical closing time 60 ms, thermal magnetic release, manual draw out, overload protection, short circuit protection, earth fault protection (Incomer) |
| 30 | Srl Item No 6.017 Continued......(c) MCCB rated current (In): 400 A, Icu: 36 kA, Ics: 100% of Icu, Uimp: 8 kV, Ui: 690 V, IP40, adjustable thermal (80% to 100%) and adjustable magnetic (5-10 times) setting, four pole, for 415 V, 50 Hz AC supply: -1 No(d) MCCB rated current (In): 200 A, Icu: 36 kA, Ics: 100% of Icu, Uimp: 8 kV, Ui: 690 V, IP40, adjustable thermal (80% to 100%) and adjustable magnetic (5-10 times) setting, four pole, for 415 V, 50 Hz AC supply: -1 No(e) MCB, TPN, 10 kA, C-type, rated current 6 to 32 A: -4 Nos(f) CTs 630/5A - 03 Nos(g) Indication Lamps (RYB ON OFF & Trip) - 06 Nos,(h) 630A FP Automatic Transfer Switching (ATS) - 01 No,(i) Multifunction Meter Digital type showing V, A, F, Pf Kw, KWH in built Selector switch with CT coils for three phase - 01 Nos. with RYB indicators(k) Danger notice plate (D) CSS ENCLOSURE:- Outdoor type enclosure of 1.5 mm (For non-load bearing members) & 2.0 mm (For load bearing members) thickness having modular construction of Galvanised Sheet Steel in suitable design for better heat dissipation and providing robust construction. The Enclosure shall have IP54 degree of protection for HT & LT switchgear compartment & IP 23 degree of protection for transformer compartment. The enclosure exterior shall be painted with epoxy based powder paint (colour RAL 7032). Each compartment will be provided with the door and pad locking arrangement. The design of the enclosure should be type tested for suitably handling any arcing inside the compartment for providing better safety to the operator. The compartment illumination lamp with door operated switch shall be provided for each compartment. All Civil works such as PCC/RCC foundation, Platform, Filling trench and pedestal etc as per CSS manufacturer\"s recommendation are included in scope of work. |
| 31 | Srl Item No 6.017 Continued......(10) The quoted rate shall include the area cleaning for CSS installing and cost of PCC Plinth as per OEM. The minimum offset of platform from outer perimeter of Compact Sub Station shall be 750 mm. Chain link fencing with post of height 2.5 m shall be provided on the outer perimeter of platform. The fencing post shall be of 50 x 50 x 6 mm angle iron and shall be embedded in the PCC platform with maximum spacing of 03 m. Chain link fencing of size 100 x 100 x 3.15 mm with 04 mm dia line wire at top, middle and bottom shall be provided.NOTE:-1) As per clause 7.102 of IEC 62271-202-2022 internal arc test in transformer chamber is must, it should be 20 kA for 1 Sec type A & type B.2) Interconnection between HT breaker and transformer through HT cable 95 sqmm also interconnection between transformer and LT panel through suitable size of aluminium bus bar. |
| 32 | Supply and laying double wall corrugated pipe (DWC), non-metallic, Resistance to Compression : Type 450, Resistance to Impact: Normal, Resistance to Bending : Pliable, Resistance to External Influence: Ingress Protection : IP 67, Resistance against Corrosion : Without Protection, Resistance to Flame Propagation : Non Flame Propagating, Nominal outside diameter 63 mm, minimum inside dia 47 mm conforming to IS 16205 (Part 24) : 2017 complete all as specified and as directed. |
| 33 | Supply and laying double wall corrugated pipe (DWC), non-metallic, Resistance to Compression : Type 450, Resistance to Impact: Normal, Resistance to Bending : Pliable, Resistance to External Influence: Ingress Protection : IP 67, Resistance against Corrosion : Without Protection, Resistance to Flame Propagation : Non Flame Propagating, Nominal outside diameter 110 mm, minimum inside dia 82 mm conforming to IS 16205 (Part 24) : 2017 complete all as specified and as directed. |
| 34 | Supply and lay high density polyethylene pipe (HDPE) of pressure rating PN 8(0.8 Mpa), material grade PE 100 and nominal outside dia 250 mm as per IS 4984: 2016 including all fittings and fixtures as per IS 8360 : 2022 or IS 8008 : 2022 in trenches complete all as specified and as directed. |
| 35 | Supply and lay high density polyethylene pipe (HDPE) of pressure rating PN 8(0.8 Mpa), material grade PE 100 and nominal outside dia 225 mm as per IS 4984: 2016 including all fittings and fixtures as per IS 8360 : 2022 or IS 8008 : 2022 in trenches complete all as specified and as directed. |
| 36 | Supply and lay high density polyethylene pipe (HDPE) of pressure rating PN 8(0.8 Mpa), material grade PE 100 and nominal outside dia 160 mm as per IS 4984: 2016 including all fittings and fixtures as per IS 8360 : 2022 or IS 8008 : 2022 in trenches complete all as specified and as directed. |
| 37 | Supply and lay high density polyethylene pipe (HDPE) of pressure rating PN 8(0.8 Mpa), material grade PE 100 and nominal outside dia 355 mm as per IS 4984: 2016 including all fittings and fixtures as per IS 8360 : 2022 or IS 8008 : 2022 in trenches complete all as specified and as directed. |
| 38 | Supply and lay high density polyethylene pipe (HDPE) of pressure rating PN 8(0.8 Mpa), material grade PE 100 and nominal outside dia 40 mm as per IS 4984: 2016 including all fittings and fixtures as per IS 8360 : 2022 or IS 8008 : 2022 in trenches complete all as specified and as directed. |
| 39 | Supply and lay high density polyethylene pipe (HDPE) of pressure rating PN 10(1.0 Mpa), material grade PE 100 and nominal outside dia 25 mm as per IS 4984: 2016 including all fittings and fixtures as per IS 8360 : 2022 or IS 8008 : 2022 in trenches complete all as specified and as directed. |
