Conducting hydrological studies, detailed soil exploration, geotechnical investigation as per Indian Railway guidelines & preparing geotechnical & hydrological reports including design of bridge foundations, preparation of L- sections, ESPs, GADs & structural drawings of major bridges/ minor bridges/ ROB/ RUB/ LHS/ Station buildings/ Other service buildings/ Yard/ Immigration Office/ ORH/ Quarters/ LC gate/ Auto huts/ Loc huts etc, bill of quantity, EPC tender documents as per latest EPC policy of railway board and other related ancillary works in connection with construction of new BG rail line between Banarhat (India)- Samtse (Bhutan).

B-Annexue II (NFR USSOR item of works)

C-Annexure III Execution of all items based on NS(Item Directory - Not

A -Annexure I Execution of all items based on NS

Item Breakup - B-Annexue II (NFR USSOR item of works)

Metre Exploratory drilling of Boreholes down to required depth, drilling of 150mm diameter boreholes in all type of soils except hard rock and large boulders (boulder core more than 30cm), including refilling, reinstating surface and disposing off surplus material including use of mechanical rigs with power operated winches as well as percussion / chiselling tool for advancing through occasional seams of hard strata to be employed where necessary in River bed area including standing/flowing water with all necessary arrangements except making of platform under water which shall be paid under relevant item of SOR.

20.00 to drill bore hole through flowing/standing water through river bed up to water depth of 1.5m, and dismantling after completing work and removing from the site to clear the water way. Drilling of NX size borehole (75mm dia.) in all types of hard rock and collection of rock core samples from boreholes and preserving in boxes.

Metre Conducting in-situ full size Plate Load Test (PLT) at selected location as per IS:1888 including making loading arrangements & casting of RCC/cast in- situ concrete footing as per codal provisions including excavation and refilling of trial pit.

150.00 undisturbed samples of soil from bore holes, including provision of air tight containers for packing and, labeling incl. transporting the samples to laboratory. Piston sampler shall be used for extracting undisturbed samples where necessary. Samples shall be collected as per IS:2720. ALIPURDUAR JN.-ENGINEERING/N F RLY CONSTRUCTION

80.00 disturbed samples of soil from bore holes, including provision of air tight containers for packing, labeling and transporting the samples to laboratory. Samples shall be collected as per IS:2720.

1010.00 per IS:2131 at approximate1.5m intervals in bore holes, as directed by the Engineer in charge Conducting laboratory Tests on collected soil samples as per relevant IS code

130.00 analysis

Each Conducting Laboratory tests on collected ROCK SAMPLES as per relevant IS code

Each Designing and developing Detailed structural and working Drawings for following items for ROB/RUB/Bridge based on Railway's approved GADs, duly collecting necessary data from Railways and R&B authorities, duly designing members and submission of check plot duly getting proof-checked by Railway approved institutes, submitting for Railway's verification and approval, making corrections duly incorporating suggestions in drawings/designs, further submission of original in transparent film paper and soft copy (CD) for Railways approval etc. with contractor's technical expertise and instruments, labour, consumables, repeatedly attending till final approval etc., complete as directed by Engineer in-charge.

Well piers/abutments

2.00 284130.34 retaining wall, abutment and approach slab Total 24342051.88

Item Breakup - C-Annexure III Execution of all items based on NS(Item Directory - Not applicable)

6.00 24986.95 of loading capacity one MT with sitting capacity of 4/6 persons, 4 strokes, 4 cylinders engine, factory-built metal body, cargo box type or passenger cabin type or both (with 24 hours availability), including cost of fuel, lubricants, major/minor repairs, salary of driver, toll tax, all other tax xomplete, operation and maintenance including running upto 1200 km in a month. The vehicle shall run on pucca, kutcha road and along the track. The contractor shall arrange road permit for vehicles for all the States of operation, as per instructions of Engineer-in-charge and vehicle shall not be more than three years old

10000.00 additional km or part thereof over 1200 km in a month. Total 360021.70

Item Breakup - A -Annexure I Execution of all items based on NS

Providing and fixing Stone Pillars of Size Each 1300x 250 x 250mm along the proposed land boundary and for Benchmarks as per terms of reference & relevant provisions of Indian Railways Code for Engineering Department (1999,Third Reprint) with up to date correction Slips and as directed by the Engineer-in-charge on straight and curves as per Scope of Work & Technical Specifications with Contractors' own materials, tools and plants; including all leads and lifts,transportation, making own service roads for leading of stones & materials and crossing of track etc.; including all taxes and royalties complete; including painting,marking the pillars at site; The rate includes the cost of all materials including erection of stones etc., Location of Stonepillars.1) Erection of boundary pillars atevery 50 mts interval or at every changeof location of boundary, which eever is lesswith 700mm projection above the groundlevel and 600mm below GL at earmarked location, embedding in CC(1:4:8) of 400x400x700 mm size base concrete, duly marking the distance of the centre line of proposed line from the boundary.2) Benchmarks should be marked with 700mm projection above the ground level and 600mm below GL at ear marked location embedding in CC(1:4:8) of 400x400x700mm size base concrete, at intervals of not more than one kilometre along the line and at sites of important bridges, duly marking BM Number / Value/ Chainage. In every case the position chosen for a bench mark should be suchthat it can be conveniently referred to during construction and is, at the sametime, not liable to be interfered with duringthe progress of construction. 3) Boundary pillar / Benchmarks Pillars are to bepainted with RED paint for identification and markings in white or black paint. 4)Boundary pillars are to be painted with boundary distance and direction of increase/decrease of width. 5) 'NFR' has to be engraved on all types of pillars and painted with white or black paint. [Please refer to Special conditions of contract i.e Chapter XI of Tender Document] ALIPURDUAR JN.-ENGINEERING/N F RLY CONSTRUCTION

Hydrological investigation for Bridges Each using DEM: Conducting hydrologocal investigation including detailed caluclation for important major/minor bridges using Digital Elevation Model (Geological informationsystem)Tasks: i. Marking of all bridgelocations on index plan of the alignment. ii.Delineating the catchment boundary ofbridges from DEM and calculatingphysiographic parameters of thecatchment - area, longest stream, slope iii.Calculating design discharge (Q50) for allbridges based on RBF 16 / RBF 22 reportsfor small catchments and synthetic unithydrograph from flood estimation reportfor large catchments (> 25 sq km). iv.Consultant will verify if there are any dams/ water storage structures in the catchment and obtain regulated flow discharge from concerned authority for calculation of design discharge. v.Checking of adequacy of proposed linear waterway, vertical clearance, free board and depth of foundation. Soil investigationreport for scour depth calculations will beprovided to the consultant. Deliverables i.3 copies of report with bridge wisehydrological calculations should besubmitted. Separate booklets should beprepared for major and minor bridges. ii.For each bridge, calculations andcatchment plan with longest streammarked on Survey of India topo sheet should be submitted. For bridges with large catchments, unit hydrograph andcalculation of equivalent slope should alsobe submitted. iii. Catchment plan should be marked on 50 year 24 hr rainfall map to verify correctness of rainfall data used andthe same and the same submitted in thebooklet. iv. The following are required to be submitted as softcopy - calculation spreadsheets, Google Earth KML files of catchment plans, longest stream,alignment and bridge location.(A) For Minor Bridges & RUB [Please refer to Special conditions of contract i.e Chapter XI of Tender Document] ALIPURDUAR JN.-ENGINEERING/N F RLY CONSTRUCTION

Hydrological investigation for Bridges Each using DEM : Conducting hydrologocal investigation including detailed caluclation for important major/minor bridges using Digital Elevation Model (Geological information system) Tasks: i. Marking of all bridge locations on index plan of the alignment. ii.Delineating the catchment boundary of bridges from DEM and calculating physiographic parameters of the catchment - area, longest stream, slope iii. Calculating design discharge (Q50) for allbridges based on RBF 16 / RBF 22 reportsfor small catchments and synthetic unithydrograph from flood estimation reportfor large catchments (greater than 25 sqkm). iv. Consultant will verify if there areany dams / water storage structures in thecatchment and obtain regulated flow discharge from concerned authority for calculation of design discharge. v.Checking of adequacy of proposed linear waterway, vertical clearance, free boardand depth of foundation. Soil investigation report for scour depth calculations will beprovided to the consultant. Deliverables i.3 copies of report with bridge wisehydrological calculations should besubmitted. Separate booklets should beprepared for major and minor bridges. ii.For each bridge, calculations andcatchment plan with longest stream marked on Survey of India toposheetshould be submitted. For bridges withlarge catchments, unit hydrograph andcalculation of equivalent slope should alsobe submitted. iii. Catchment plan shouldbe marked on 50 year 24 hr rainfall map toverify correctness of rainfall data used andthe same and the same submitted in thebooklet. iv. The following are required tobe submitted as softcopy - calculationspreadsheets, Google Earth KML files ofcatchment plans, longest stream,alignment and bridge location. (B) ForMajor Bridges & ROB [Please refer to Special conditions of contract i.e Chapter XI of Tender Document] ALIPURDUAR JN.-ENGINEERING/N F RLY CONSTRUCTION

Making trial pit of size1.0x1.0x3.0m at Per Unit every 500m along the alignment & at every major & minor bridgesite at appropriate location below theexisting bed level or as desired by theEngineer-in- charge and collectingdisturbed samples for conducting soil tests/ investigation and preparing andsubmitting soil classification report withbore log and suggested safe bearingcapacity, after conducting soil laboratorytests / Tri-axial / SPT tests as below underrelevant USSR items, with all contractor'smaterials, tools, labour, consumables,shoring and supporting arrangements, withall lead and lift etc., complete as perrelevant IS/other specifications & asdirected by Engineer-in-charge. NOTES:1.This includes taking disturbed samplesand / or undisturbed samples as directedby the engineer in charge and conducting(i) laboratory tests on disturbed / un- disturbed samples for parameters, viz.,and classification of strata based onfollowing tests. a)Specific Gravity of soil,b)Bulk Density & water content, c)Grainsize analysis (Sieve & Hydrometeranalysis), d)Liquid & Plastic limits, e)Chemical tests on soil for chloride, sulphurand PH value, f)Crushing strength test forrock, g)Bearing Capacity of Soil h)Waterabsorption for rock, i)RQD & CORErecovery value of rock and j)Specificgravity of rock, (ii) Tri-axial shear tests onundisturbed samples (iii) StandardPenetration tests (N-value) in pits onesample per pit, at the bottom of the pit oras directed by the Engineer in charge,shall be taken whether in soil or rock andall tests as indicated above shall beconducted on the same. 3.Rate is inclusiveof rate for making pits and collectingsamples only.(Unit means Perpit) [Please refer to Special conditions of contract i.e Chapter XI of Tender Document] ALIPURDUAR JN.-ENGINEERING/N F RLY CONSTRUCTION

Preparation of LWR / CWR and Weld Kilometre Plans: For Continuously Welded Rail(CWR) track for as much length aspossible, for which the Contractor shallprepare the CWR plans for the approval ofthe Employer in accordance with thedesign principles/provisions contained in IR LWR (Long Welded Rail) Manual basedon approved Track Structure. The consultant shall submit advance copy of the Weld Plans on white paper for approval of Employer. After the approval of Employer, the Consultant shall submitdrawings in 3 (three) hard coloured copies on Polyester based tracing paper (100 to150 Microns) and two soft copies on external hard drive.The scope includes required correctionsand modifications as suggested by approving authorities of Railways till its final approval. Required follow up with various approving authorities including required explanations on various provisions/facilities in the ESP shall be arranged by consultant. Note: i) The colour scheme to be followed in the drawing shall be as per standard practice of IR. [Please refer to Special conditions of contract i.e Chapter XI of Tender Document]

Preparation and submission of documents Job for EPC Tender/Tenders for entire section/various sections as directed by Railway authority. The BOQ shall have to be prepared according to stage wise payments as given in Standard EPC documents for Railways (Standard document is available in Railway Bd's web site or as directed by the Engineer in Charge.) [Please refer to Special conditions of contract i.e Chapter XI of Tender Document] ALIPURDUAR JN.-ENGINEERING/N F RLY CONSTRUCTION

Minor Preparation of the General Arrangement Drawing for all Minor bridges/ SUBWAYs / FOBs through MX Rail/Auto CAD (as per uploading applicable in e-das) for railway standards / formats as per Check list of Dy.CE(CON) based on finalized L - section for the proposed alignment with necessary scour calculation, hydrological investigation & detailed geotechnical investigation carried out by the consultantat proposed bridge locations, on good quality tracing paper and submitting the same to Railway administration for approval and carrying out the corrections as instructed by railway with all consultants own men, material, tools & plants, Computer systems etc., as directedby Engineer in charge. Notes: 1) MINOR BRIDGE GAD should include incorporation of - a) Sub structure details with type of construction, type of foundation ( pile /open ), depth of foundations, footing details / pile founds details, foundation pressure, abutments / pier / Box details duly showing bore log details of sub soil along with SBC details of every soil strata at every abutment & piers / Box locationsb) Span arrangements with details of Bedlevel, HFL, VC, Free board, Scour depth,Rail level, formation level, Clear span,effective span, catchment area, Q50 discharge c) Super structure details like type of structure (Steel / PSC / RCC), typegirder / slab / Box details, depth of construction, bearing details, wearing coat,track structure with cushion details [Please refer to Special conditions of contract i.e Chapter XI of Tender Document] ALIPURDUAR JN.-ENGINEERING/N F RLY CONSTRUCTION

Major Bridges / ROB / RUB: Preparation of Each the General Arrangement Drawing for all Major Bridge / ROB / RUBs for Railway Line Corridor through MX Rail/AutoCAD for railway standards (As applicable for e das uploading) based on finalized L - section for the proposed alignment with necessary scour calculation, hydrological investigation & detailed geotechnical investigation carried out by the consultantant proposed bridge locations, on good quality tracing paper and submitting the same to Railway administration for approval and carrying out the corrections as instructed by railway with all consultants own men, material, tools & plants, Computer systems etc., as directed by Engineer in charge. Notes: 1) MAJOR BRIDGE GAD should incorporate a) Substructure details with type of construction,type of foundation (pile / open / well foundation), depth of foundations, footing details / pile foundation details, foundation pressure, abutments / pier details duly showing bore log details of sub soil along with SBC details of every soil strata at every abutment & piers locations b) Span arrangements with details of Bed level, HFL, VC, Free board, Scour depth, Rail level, formation level, Clear span, effective span, catchment area, Q50 discharge c) Super structure details like type of structure (Steel / PSC), type girder / slab details, depth of construction, bearing details, wearing coat, track structure with cushion details d) Approach details like trolley refuges, parapets / steel railings, inspection platforms with ladder arrangements, dirt walls, approach slab, back fill material as per RDSO specifications, protective works such as wing walls, bank toe walls, pitching, type of flooring / drop wall / curtain wall along with other protective measures details as per scour depth & silt factor criteria. Modus Operandi of entire bridge construction.2) ROB GAD should include incorporation of all details as per guidelines of Railway & MORTH. [Please refer to Special conditions of contract i.e Chapter XI of Tender Document] ALIPURDUAR JN.-ENGINEERING/N F RLY CONSTRUCTION

BORROW AREA: Conducting Survey Kilometre within 5 Km aerial leads from theproposed alignment for prospective borrow areas of soil and blanketing material to assess quantity and quality of materials available for construction of embankment,including collecting required number of soil/ ballast samples and conducting requiredlaboratory tests to ascertaining the qualityof material as directed by Engineer incharge. The list of established Ballastcrushers/quarries and their lead charts forobtaining ballast / blanket material as perrailway specifications is required to besubmitted along with Survey report in 3copies [Please refer to Special conditions of contract i.e Chapter XI of Tender Document] ALIPURDUAR JN.-ENGINEERING/N F RLY CONSTRUCTION

Building Architecture, MEP: Preparation of Building Drawings for Station buildings,other service/residential buildings, ORH, Custom Office,Staffquarters ,buildings, compond wall required for installation of equipment for signalling, telecommunication and electrification works, and facilities including stationcirculating area. The Railway Station layouts shall include architecture andprofile of all facilities and structure conforming to the local buildings, aesthetics, architecture and environment including platform layouts with required finishes, FOB / Subway locations, essential amenities for passengers like drinking water facility, water booths, seating arrangement, urinals, lavatories, lighting, trees and tree guards, circulating area, boundary wall, fencing, ramp, proper Entry/ Exit, signage, station name boards, drainage at platform, sewerage disposal, stalls, rain water harvesting, facility fordisabled, pathway etc. The Service Building layouts shall include Offices/Resting facilities, Service Buildings (for S &T, Electrical and Civil and track machine office), Gate Lodge & S & T Room at L-Xing, Halt Stations, Residential Buildings such as staff Quarters, Officers Rest House, Subordinate rest house complete with layout plan, elevation, architectural details, Mechanical/ Electrical/ Plumbing (MEP) services within the ROW, fire detection, alarm and control system (indoor and outdoor}, Air-Conditioning / Air Ventilation, Rain water harvesting system, Internal roads & footpaths connecting various facilities within the complex, allother building services & equipment including all fittings and fixtures as necessary for functioning, signages etc. All the drawings shall be submitted in Auto CAD format including preparation of individual GADs for each and every building / structures and also showing the proposed additions & alterations to existing buildings. The scope also includes required corrections and modifications as suggested by approving authorities of Railways till its final approval. The Consultant shall submit advance copies on white paper for approval of Employer. After the approval of Employer, the Consultant shall submit drawings in 3 hard coloured copies on Polyester based tracing paper (100 to 150 Microns) and two soft copies on CD. Further association for approval from Railways duly complying with the observations made by them and incorporating all such modifications in GADs till its final approval (4 station buildings including yard planning with circulating area, FOB & location hut; 1 ORH; 1 immigration building; 2 auto huts; & 1 gate goomty). [Please refer to Special conditions of contract i.e Chapter XI of Tender Document] ALIPURDUAR JN.-ENGINEERING/N F RLY CONSTRUCTION

Design of high bank/deep cutting slope Per Unit based on slope stability analysis using PLAXIS software as specified by RDSO GE:G-1 / Annexure-III of Slope Stability Analysis theoreticalguidelines for railway cuttings/embankment more than 6m in height/depth based on the material available in cutting/embankments,including collecting required number of soil samples and conducting required laboratory tests as per RDSO specifications so as to find out soil parameters requiredin slope stability analysis, soft-ground treatment, working out design slope basedon manual method/computer software including furnishing detailed calculations in a report form with contractor's men,material, machinery etc., and as directedby Engineer-in-charge. NOTE:Recommended slopes designs shall befrom reputed designers and shall include detailed calculations to be submitted in 3copies (Per UNIT: EACH C/S) [Please refer to Special conditions of contract i.e Chapter XI of Tender Document]

Videography by using Unmanned Aerial Kilometre Vehicle (Drone) with Hybrid technology of railway corridor along the alignment in different stretches.[Please refer to Special conditions of contract i.e Chapter XI of Tender Document]

Determination / evaluation of insitu Each modulus (EV2) at 2nd loading by cyclic static plate load test with the use of Digital and automatic static plate load tester using 300mm dia plate by reaction loading system. All in accordance with DIN..18134-2012 and RDSO Speciation No RDSO/2020/GE-IR-004 or asper latest applicable including submission of report, Hire charge of equipment & material /machinaries and arrangement of reaction loading and mobilization and demobilization etc all completed. On top of Ground soil or sub soil / compected embankment fill i.e. subgrade / compacted blanket top [Chapter XI of Tender Doc]

Preparation and submission of Final Each report giving complete and comprehensive record of investigations,laboratory test reports and calculations in approved format [Note: reports for formation, major bridge, ROB, minor bridge, RUB, buildings/FOB] [Please refer to Special conditions of contract i.e Chapter XI of Tender Document] ALIPURDUAR JN.-ENGINEERING/N F RLY CONSTRUCTION

Submission of Report with Detailed Kilometre Estimate : Preparation and submission of report along with Detailed Estimate (BOQ) as per Engg code and as per Railway board guidelines with rate analysis for each item and as directed by Engg-in-charge with five hard copies and two soft copies after approval of concerned CE/CON. A complete rate analysis for each item duly comparing with the LAR's available and obtaining market rates for each items incase of non schedule item having no LAR's , along with submission of detailed calculation sheets for each item. [Please refer to Special conditions of contract i.e Chapter XI of Tender Document] Total 3536216.72