REPAIR / MAINT OF ELECTRIC POWER FENCING INCLUDING SPARES AT INS DEGA, VISAKHAPATNAM

Amount

Comprehensive maintenance and attending complaints of non lethal electric power fencing installed at INS Dega by employing technically qualified Engineer/Technician in one shift for regular maintenance and repairs of 14 KM long (Approx) electric power fence of 2.0 Mtr/2.5 Mtr height comprising of 33 fence controllers, 64 Zones with one master control and two monitoring stations connected through LT under ground cable and networking OFC cables including all accessories all as specified and as directed by Engineer in charge.

Note for item No. 1:-

[i] The contractor shall employ qualified engineer/ technician who has through knowledge of electric power fencing. Minimum Two Technicians and Two helpers shall be employed daily from 0900 Hrs to 17 00 Hrs and sufficient additional staff to be employed if required during breakdowns to restore the system within a reasonable time. The rate is deemed to be inclusive for the same.

[ii] Daily checking of all FCs and power fence gates and all accessories of power fence for proper functioning and report short coming if any to JE i/c or Engr in Charge for further action.

[iii] The contractor shall carryout monthly maintenance of all accessories and proper record for the same to be maintained as out line in Appx 'A' of PS

[iv] Minimum essential spares shall be kept reserve by the contractor to meet the requirement during emergency.

[v] The spares required for repair/maint of the system shall be measured and paid seperately under relevent items here in after. The cost of all minor items like screws, wires, thimbles, connectors and insulation tape etc required for maintainence shall be deemed to be included in the quoted rates.

[vi] The contractor shall carryout complerte audit of the system quarterly by checking and recording system voltage measurements and condition of all accessories mentioned in Appx 'B' of PS. Report of the same to be submitted duly signed by contractor or his representative as per format given in Appx 'C' of PS

[vii] The power fence shall be put "OFF" and "ON" strictly as per the user requirement and direction.

[viii] The networking system shall be kept serviceable all the time to make the power fence control system online and any updation required shall be done as per requirement without any extra cost.

(ix) Contractor should arrange tools and equipments to carry routine repair/maintenance of power fence. They should also arrange measuring equipment like FIA( Fence implace analyser ), Digital voltmeter,multimeters etc required at site for which rates are deemed to be included in the unit rate quoted.

Excavation in trenches n.exc 1.5 M wide and n. exc 1.5 M in depth for foundation of fence post, trenches for laying of cables/pipe line etc, and getting out in soft/loose soil all as directed.

Returning,filling in including spreding, levling, watering and well ramming in layers not exc 25 cm in any type of soil.

Removing excavated materials to a distance n. exc. 50m and depositing where directed at a level n. exc 1.50m above the starting point.

Supply and lay clean dry sand laid in trenches as in cable cushion for protection of cable complete all as specified. (Note: Punned down thickness only shall be measured.)

Supply and lay common burnt clay buiding bricks sub class "B" of size 230x110x75 mm in trenches for cable protection

M&L for GI pipe light grade 50 mm dia laid along road crossings / plinth protection with suitable fittings for cable protection or fixed to the pole/ Wall complete all as specified and directed by Engineer-in-Charge . Make : Surya Roshni Ltd / Tata / Jindal steel / Prakash

Supply & lay or fixing or passing through pipe or in cable ducts, 1100 volts grade, XLPE insulated, armoured, electric power cables (heavy duty) with aluminium conductor of the following sizes including taking down old one complete all as specified and as directed. (MAKE: Havells / Gloster Cables / CCI )

25 Sqmm 4 Core

16 Sqmm 4 core

10 Sqmm 4 core

Supply and fixing LT epoxy type straight through joint for cable upto 4 core up to 25 Sqmm size. Make:- M-SEAL / BIRLA 3 M LTD / DENSON/ RAY CHEM.

Supply and laying in replacement armoured single mode optic fibre cable of four core suitable for ethernet communication between controllers and the CMS complete all as specified and directed including taking down old one. Make: Finolex / RPG / D-Link/Polycab

Supply and lay HDPE pipe of 3/4" rigid and made of good plastic material used for cables routing including taking down old one complete all as specified and directed. Make: Rishi Polymer / Supreme/ Tulasi / equvalent as aprroved by GE

Servicing of Trophy FT Dual pulse/polarity Fence energizer (Model 2A0472) suitable for operating voltage of 12 Volt DC complete all as specified. Make: GALLAGHER

Servicing of Power supply control PCB module (Power card) suitable for Trophy FT Fence Controller with operating voltage of between 90V to 265 V AC 50-60Hz complete all as specified. Make: GALLAGHER or equivalent

Servicing of GALLAGHER controller Cardax 5000GL all as specified. Make: GALLAGHER or equivalent

Supply and fixing of SMPS Rapid Battery chager cum Power Supply Unit for DC Power supply 12 Volt DC - 10 Amps with surge and fuse protection, cooling fan, relay contact, indication for power ON, boost charge, float charge and polarity reverse suitable to charge the Large 65 AH SMF Battery. Make : APC/SUNOM/Gallagher or equivalent

Supply and fixing Alarm device operating on 12V DC supply having audibility of 110 db level, and operate when voltage on the fence is <3KV all as specified. Make: Suraj/Gallagher or Equivalent

Supply and fixing Sealed Low Maintenance battery (SMF-VRLA) of 12V 65AH capacity all as specified. Make : Exide/AMCO/AMRON

Supply and fixing Sealed Low Maintenance battery of 12V 7 AH capacity all as specified. Make : Exide/AMCO/AMRON

Supply and fixing Ethernet to OFC convertors (ethernet switch) with 3 port -10/100 BaseT(X) + 2 port- 100 Base-FX with power input 12 V DC - 36 V DC, complete all as specified. Make : 3 One Data (Model: IES-205-2F) /Moxa / D Link

Supply only OFC pig tails of minimum 3.0 Mtr long all as specified

Dismantling old unserviceable and supply and replace Intermediate Security Posts 2.5 M Design, 3mm thick CRCA steel strip roll formed into a special profile for high security and hot dip galvanized to minimum of 60 microns, 2.5mtr height with pointed top and having pre-punched holes (2.5mtr high, 27 line configuration ), complete including and fixed to intermediate post assembly of 40 mm dia ISI marked MS pipe , 3mm thick and hot dip galvanized to minimum of 60 microns, total height of the post assembly shall be 2.0mtr ( 1.5mtr + 0.5mtr for grouting ) the post profile should be in such a way that there is no visible cable connectivity from the outside to give utmost security complete including demolition of PCC foundation all as specified and directed. Make: Gallagher or equivalent

Dismantling old unserviceable and supply and replace Intermediate Security Posts 2.0 M Design, 3mm thick CRCA steel strip roll formed into a special profile for high security and hot dip galvanized to 60 microns. 2.0m height with pointed top and having prepunched holes (2.0m High, 20 Line configuration ), complete including and fixed to intermediate post assembly of 40 mm dia ISI marked MS pipe , 3mm thick and hot dip galvanized to minimum of 60 microns, total height of the post assembly shall be 1.5 mtr ( 1.0 mtr + 0.5 mtr for grouting ) the post profile should be in such a way that there is no visible cable connectivity from the outside to give utmost security complete including demolition of PCC foundation all as specified and directed. Make: Gallagher or equivalent

Dismantling old unserviceable and supply and replace End post assembly 2.5M Design: Comprises of : 1) Main Post: 3 Mtr high ( 2.5m + minimum of 0.5m for grouting), 50mm dia ISI marked MS pipe, 3 mm thickness with 60 micron hot dip galvanizing. 2)Support Post: 3.5m long,32 mm dia ISI marked MS pipe,3mm thickness with 60 micron hot dip galvanizing. 3) Kiwitah Post: 2.5m High,3 mm thick CRCA steel strip roll formed into special security profile with no visible cable connectivity and 60 micros hot dip galvanized with pre-punched holes to be fixed on the Main Post with the help of T straps complete including demolition of PCC foundation all as specified and directed. Make: Gallagher or equivalent

Dismantling old unserviceable and supply and replace End post assembly 2.0M Design: Comprises of : 1) Main Post: 2.5m high ( 2.0m + 0.5m for grouting ),50mm dia ISI marked MS pipe, 3mm thickness with 60mic hot dip galvanizing. 2)Support Post: 3.0m long,32mm dia ISI marked MS pipe,3mm thickness with 60 micron hot dip galvanizing. 3) Kiwitah Post: 2.0m High,3mm thick CRCA steel strip roll formed into special security profile with no visible cable connectivity and 60 microns hot dip galvanized with prepunched holes to be fixed on the Main Post with the help of T Straps complete including demolition of PCC foundation all as specified and directed. Make: Gallagher or equivalent

Note for item No. 22 to 25 : The earth work and PCC will be measured and paid sererately under relevent items

Supply and fixing Breakaway Insulator made out of high-density polyethylene UV stabilized with breakdown voltage of at least 15 kV including two wire retaining lugs that yield upon a load of 30 to 40 Kgs complete all as specified. Make: GALLAGHER or equivalent

Supply and fixing End Strain Hooks hot dip galvanized upto 30microns for fixing strain insulators and tensioners complete all as specified. Make: Gallagher or equivalent

Supply and fixing Corner Strain Hooks hot dip galvanized upto 30microns, for fixing strain insulators and tensioners complete all as specified. Make: Gallagher or equivalent.

Supply and fixing End strain insulators of high impact, high strength UV polycarbonate material virgin grade capable of withstanding up to 15KV and shall not allow power leakage complete all as specified. Make: Gallagher or equivalent

Supply and fixing Joint clamps of spin galvanised MS material suitable for strand size upto 4mm (3/16" 8 guage) complete all as specified. Make: Gallagher Cat No. GAL 6035 or equivalent

Supply and fixing wire tightners made of LM6 grade aluminium alloy to facilitate tensioning of fence strands in both directions and shall have firm locking mechanism complete all as specified. Make: Gallagher or equivalent

Supply and fixing Fine Pitch wire Strainer made out of stainless steel for corrosion resistance facilitating combined application of wire tightner and strain insulator, complete all as specified and directed. Make:Gallagher or equivalent

Supply and fixing HV double layer insulated cable with abrasion resistant high density polyethylene outer insulation and polypropelene inner insulation and core of 2.5mm Galvanized steel, the diameter with inner insulation should be 4.1mm and the diameter of the cable with both insulation should be 7.6mm all as specified.

Taking down electric power fence wire of high tensile wire of 2.59mm with zinc coating of min 230 gsm corrosion resistant , having UTS of 140Kg/Sqmm, as per IS 398 and refixing the same complete all as specified and directed.

Taking down unserviceable electric power fence wire and supply and fixing high tensile wire of 2.59mm with zinc coating of min 230 gsm corrosion resistant , having UTS of 140Kg/Sqmm, as per IS 398 complete all as specified and directed.Make: TATA or equivalent

M&L for jointing of OFC Armoured cable with spicing machine along with suitable jointing kit for suitable for 4 core OFC cable. Make:- EXFIBER/ RAYYCHEM RPG(P)

M/L for PCC 1:3:6 Type C1 with 20 mm graded aggregate for foundation/coping of power fence posts complete including necessary foam work and dismantling concrete all as specified and directed.

Trimming and cutting of tree branches coming across power fence and clearing of bushes/small plants upto root level around 2 mtrs single/both sides including surface dressing n.exc 15 cm deep and removing debris/unserviceable material to a distance n.exc 100 mtrs complete all as directedcomplete all as directed. Note :- (i) Due care is to be given while trimming/cutting the tree branches that there should no damage to fence/pole/FC boxes and other items. In case due to any negligence, damage is caused to be make good/renewal by the contractor from his own resources and nothing extra shall be paid whatsoever.

ESWAR ENTERPRISES

P NARAYANA RAO

M/s.DSRK CONSTRUCTIONS

HUSSAIN ENGINEERING WORKS

D A MURTHY AND SONS