Tender For Construction Of Foundation For 40 Mt High Ground Based Uso Tower And Erection Work At Pecharthal (North Tripura) Including Dismantling And Transporting The Same Tower From Bsnl Store. (Tripura Ba)
Tender Value
16.58 Lakhs
Estimated cost
Bid Submission
26 Dec 2023
0 days left
EMD
33180
Bank guarantee accepted
Document Fee
590
Non-refundable
Tender Type
Online
Tender Overview
Organization
Tender ID
Competition Type
NCB
Bidding Type
Tender
Location / State
pecharthal → Tripura
EMD Exemption
Not Available
Quantity
Not Available
Website
Contact Person
Address
Project Description
Construction Of Foundation For 40 Mt High Ground Based Uso Tower And Erection Work At Pecharthal ( North Tripura ) Including Dismantling And Transporting The Same Tower From Bsnl Store. ( Tripura Ba )
BOQ
| Sl. No. | Item Description |
| 1 | Earth work in excavation by mechanical means (Hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead upto 50 m and lift upto 1.5 m, as directed by Engineer-in-charge. |
| 2 | (a) All kinds of soil . |
| 3 | Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 m and lift upto 1.5 m. |
| 4 | Extra for every additional lift of 1.5 m or part thereof in excavation /banking excavated or stacked materials. |
| 5 | (a) All kinds of soil |
| 6 | Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : |
| 7 | (a) 1:3:6 (1 Cement : 3 coarse sand (zone-III) derived from natural sources : 6 graded stone aggregate 20 mm nominal sizederived from natural sources)stone aggregate 20 mm nominal size). |
| 8 | Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : |
| 9 | (a) 1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources) |
| 10 | Centering and shuttering including strutting, propping etc. and removal of form for all heights : |
| 11 | (a) Foundations, footings, bases of columns, etc. for mass concrete |
| 12 | (b) Lintels, beams, plinth beams, girders, bressumers and cantilevers |
| 13 | (C ) Columns, Pillars, Piers, Abutments, Posts and Struts |
| 14 | Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. |
| 15 | Thermo-Mechanically Treated bars of grade Fe-500D or more. |
| 16 | Smooth finishing of the exposed surface of R.C.C. work with 6 mm thick cement mortar 1:3 (1 Cement : 3 fine sand). |
| 17 | Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete. |
| 18 | Fixing tower anchor bolts inthefoundation of tower monolithic with RCC casting asdescribed below: |
| 19 | Fixinganchorboltswithlocked nuts anchor plates, placinginpositionthebolts and platesextremely accurate (correct upto milli-meters) levelling and placing at correct angles as per direction of Engineer-in-charge complete excluding cost of anchor bolts / templates , lock nuts & washers which will be supplied by the department or paid separately but including providing T & P etc. |
| 20 | Note: Thetowermay be a three legged or four legged and accordingly there may be three or four numbers of plates/bolts assembly.Also, each assembly may have bolts in any multiple number.Therateincludes for fixing of anchor bolts forall legs of tower including maintaining plate correctly. |
| 21 | Supplyinganchor bolts ( for fixing base of tower) made from Mild steel rods (bright finished) (as per IS 2062) of approved make (TATA,JINDAL or equivalant), 25mm dia of required length 1520 mm ( bended at bottom shown as per drawing ), threaded up to 200mm from top including suitablenuts & check nuts and M.S. spring washers with primer etc all complete as per direction of engineer in charge.( rate is inclusive of supplying anchor bolts at work site) |
| 22 | Transportation of tower material including ladder, working platform, cable tray and antenna fixtures, templates and foundation/anchor bolts, nuts of any dia & length and connecting plates etc. all from departmental store /TE or some other city/ place to the siteofworkunderconsideration under safety precautions.The item includes sorting (if required), loading, unloading and stacking of the material all complete and as per the directions of Engineer- in-charge. |
| 23 | (a) 40 mt tower weighingapproximately 10.25MT. and distance @135.00 kms |
| 24 | Erection of 40 mt high Ground Basedselfsupporting USO tower usingNEW towermaterial or recovered materials after dismantling of existing toweror otherwise. Thework shall include the following : |
| 25 | (A)Erection of tower includingsorting, assembling, lifting, fittingand fixing up all tower members in position true to the alignment includingassembling /hoisting /fixingof ladder, workingplatform,waveguide rack, lightening arrestor pipe stand etc. at required levelallcomplete asperthe manufacturers drawing and as per the directions ofEngineer- in-charge. The item includes enlarging holes, making holes in tower member if required, straighteningof twisted or bend tower members of any type etc. andall other connected works forthe aboveoperation(if and as required) all complete as per the directions of Engineer- in-charge. |
| 26 | (This operation is only for labour chargesfor erection of tower) |
| 27 | *** Notes: |
| 28 | 1.TheitemINCLUDESforthefollowingand nothing extra shall bepaid on this account: |
| 29 | a) The agencyshalltakeevery precautions againstthe damagesto thestructure or nearby structures while erecting the tower. |
| 30 | b) Necessarysafetyprecautionsto protect the human lives, insurance coverage to the laboursetc. shallbesole responsibility ofagency. |
| 31 | c) Item includes for all operations,tools & plants, equipments, machinery etc. required for the work as well as safety measures as per the relevant IS codes. |
| 32 | 2. The itemdoesNOT INCLUDEforthe dome lights and its system,lighteningarrestor and earthing system for tower. These shall be paid under separate items, if and as required. 3. The item does NOT INCLUDE the supply of tower material / dismantling of old tower & its transportation. These shall be paid under separate items, if and as required. |
| 33 | (a) 40 mt high tower weighingapproximately 10.25MT. |
| 34 | Painting of tower including all accessories etc. complete with superior quality, weather resistant high glow syntheticenamel paint ( two or more coats) in international orange and white shade and ofapproved brand & manufacture in equal alternate layers togiveanevenshade as per Aviation requirements over base coatofzincchromate yellow primerallcomplete as per the directions of the Engineer-in-charge.(Agency shall arrange for all the material, labour, T & Petc. required for the operation.) |
| 35 | (a) 40 m tower weighingapproximately 10.25MT. |
| 36 | Providing, layingandtestingofRing Earth systemby running G.I. flat of size50 x 6 mm (having 6 mm diaholesat1m c/calong the length) all-round at 1.0 m awayfrom the tower base in ground at a depth of1.0 to 1.5 m from ground level in 300 mm wide trench. All tower legs shall be connected to ring earth by 50x6mm G.I. flat. The GI strip finally jointed to the GI plate of size 600x600x6 mm at a requred depth.The jointing of the two GI strips as well as joint inbetweenGIstrip and gusset plateoftowerlegshallbedonewith an overlap of 90 mm, sandwiching in between a lead sheet of size90 x 50 x 1 mmandbolted with 2 nosof10 mmdiaGInuts/ bolts & spring washers.The jointing between the GI strips shall further be protected / sealed by wrapping properly with ISI marked 2\" wide water proof tape. Trench shall finally be refilled with good earth after providing & filling with sand, saw dust, charcol & salt at different layersup to specified depth includingmeasurement of earth resistanceby earth megger etc complete as per the direction of Engineer-in-charge.The value of the earth resistance should be less than 2.00 ohmandnothingextra shall be paid for getting earth resistance below 2.00 ohm. |
| 37 | Notes: |
| 38 | 1. While laying the GI strips,they should not not be bentsharplyatrightanglesbut should be laid in smooth curves of about 1 m radius. |
| 39 | 2. Therateincludesall thematerialsand labour required forall the above including lead sheet, water proof tape etc.The rate also include the cost ofExcavation & refilling of earth tobe done for earthing. |
| 40 | 3. Measurement: Only the net length of GI strip shall be measured for payment. Nothing extra shall be paid for overlapping length etc. |
| 41 | Supplying at site the tower members for new tower or deficient tower members for tower on account of any shortage/ unserviceable material found on dismantling of tower or otherwise. The material required for tower (excluding nuts, bolts & washers) anditsladder,working platform, wave guide rack(vertical), antenna fixtures, pipe stand for lightening arrestor, templates, base platesetc.as required shall be providedinrequiredsectionalsizeand lengthincluding drilling holes for bolts etc. all exactly as per and in conformity with the approved drawings of S.E.R.C.and as per the directions of Engineer-in-charge. |
| 42 | Notes: |
| 43 | 1.All tower material to be hot dip galvanised. The tower material, fabrication & galvanizing shall be as per the relevant IS code as well as SERC recommendations. |
| 44 | 2.This itemDOESNOT INCLUDEfor supplyof nuts, bolts & washersas well aserection, priming& painting of the tower which shall be measured and paid under the separate item. |
| 45 | 3.Measurement:Weight of the all the material supplied (weight of each piece in exact length as required as per drawing). |
| 46 | 4.The rate includes all material, their carriage, etc. as well as labour and T & P necessary for straightening, cutting, filing,drilling etc., andhotdipped galvanisingto all steel members. |
| 47 | Supplying hot dipped Galvanised (Galvanising shall not be less than 85 micron) nuts and bolts of required size and of grade 5.6 and as per IS 12427 including spring & plain washers of required thickness all complete as per direction of the Engineer In Charge. (The rate includes necessary threading etc and payment shall be made for the actual weight of the material supplied at site) |
| 48 | Providing & fixing single spike solid copper lightening arrestorof 650 mm length, 12 mm dia. having necessary threads & brass nut at bottom end of the rod etc. Copper lightening arrestor is to be fixed approximately 1 to 2 m above the top of the tower over a \"lightening arrestor pipe stand\".all complete as per direction of Engineer in charge. |
| 49 | Supplying, installing, testing & commissioning of LED\"s (light emitting diodes) lamp of Vijay orBINAY or Avids or Litten or equivalenton circular drum covered with glass and supporting arrangement etc with inbuilt day night sensor and transformer etc complete. The aviation light shall be of low intensity type of approved makewhich can work at AC supply of 200 to 300 volt. |
| 50 | Supplying & laying of 2x1.5 Sqmm armoured copper conductor Cable \"Armoured ISI PVC Insulated & sheathed cable\" of approved quality and brand including copper terminations/ Lugs etc. all complete as per directions of Engineer- in-charge. Sheath earthing for the armoured cable shall be done at minimum of two points on the tower as per the standards specified. |
| 51 | Providing and fixing 50 x 3 mm G.I. flat of approved quality for making connection of lightening arrestor from the tower top to the ring /pit earthwith necessary clamps, fixtures etc. complete as per direction of Engineer-in-Charge. |
AI Tender Summary
Tender Timeline
Dec 15, 2023
11:30 IST
Tender Published
Tender notice published.
CompletedDec 26, 2023
17:00 IST
Bid Submission Deadline
Online submission via eProcurement portal.
CompletedJan 02, 2024
Bid Opening Date
Technical bids will be opened and evaluated.
CompletedTender Documents
Download All (ZIP) ↓
Disclaimer
We takes all possible care for accurate & authentic tender information. However users are requested to refer Original source of Tender Notice / Tender Document published by Tender Issuing Agency before taking any call regarding this tender