Conducting Final Location Survey, including collection of field details for geotechnical investigation, preparation of GADs & other drawings and preparation of survey report & estimate etc for the work of construction of doubling of BG line between Surajpur-Ambikapur(37.80 km) in S.E.C. Railway.

1-SURVEY WORK SURVEY WORK SURVEY WORK 2336764.28 Below/P

Conducting Aerial Topographical Survey with DGPS integrated RTK/PPK UAS DRONE basedphotogrammetric and Lidar to capture ground features and assets along the given alignment 1 including Yards. TerrestrialBased Lidar System shall also be conducted to get uniform accuracy and data through out on the final approvedalignment. Survey will be done for width of around 100m. In mid-section and around 250 m in yard. However finalwidth requirement shall be as approved by Engineer-in-charge. Following output should be delivered: 1. Topographicalbase map in AutoCAD format of 1:500 scale having all the naturals & manmade features such as buildings, road, tracks,platforms, walls, yards boundaries, fences, signals, electrical mast, FOBs, LCs, RUB/ROBs etc. In .DWG or .DXF format.2. Contours at an interval of 50 cm in DWG or DXF format. 3. Digital Elevation Model of 1m resolution in ASCII formatand DWG format. 4. 3cm resolution (GSD) Ortho- photo in ECW or TIFF format which can be opened in CAD. 5. List ofControl points established onto the Ground using DGPS (every 2 km as primary control points on existing permanentStructures.) 6. RTK (every 250 m) along with their Latitude, Longitude and elevation. 7. NSSDA report showingaccuracy achieved in comparison to control points established. 8. Digital Terrain Model showing accuracy achieved incomparison to control points established. 9. Preparation and supplying of Yard Plans (ESPs) of various Stations alongthe alignment showing proposed position of track and related structures based on concept plan on Auto Cad and submitin CD along with miniature A4 size yard diagram. 10. The levels shall be provided at every 25 M interval and each 5 Mfor cross section upto 30 M beyond toe/edge of bank/cutting of BG formation for cross section and must be shown inplan. 11. The Reduced level/Rail level shall be connected with standard bench mark. 12. Longitudinal section (L-Section)/Cross section and alignment plan will be prepared on computer in Auto CAD and submitted in soft copy as wellas hard copy. 13. Index plan and index section in soft copy as well as hard copy. 14. Processed 3D point cloud in LASformat. The item also include staking of approved alignment with RCC Pillars (150 x 150x 900mm size with 300mmprojected above ground level) at an interval of 500m, (with wooden pegs 50 x 50 x 450mm size) at every 20m wheretrack is away from the existing track or where it is advised by Engineer-in-charge. (Cost of wooden pegs is inclusive).The RCC Pillars shall also be fixed on curves indicating transition portion, apex point, crown of curve, beginning and endpoint of circular curves, (5 locations for each curve) at major bridges two pillars one or either side, including submittinglist of distance and coordinates of centre line of proposed BG line from centre line of existing BG line at every 25minterval. He shall also submit the list of existing infringement to the proposed BG alignment as per latest SOD for BG.The proforma for the same shall be approved by Engineer-in-charge. Payment Schedule for Item No.1 of Schedule : A.70% payment shall be made on submission of the report. B. 30% payment shall be made on approval of the work bythe Railways.

Providing and fixing cast-in-situ or precast M-25 RCC concrete centre-pillars of size 150 x 150 x 900mmwith 300 mm projected above ground level on straight and curves as per Scope of Work & Technical Specifications withContractors' own materials, tools and plants; including all leads and lifts and crossing of track etc.; including all taxesand royalties complete; including 2 painting, marking the pillars at site; including fixing of posts at curves indicatingtransition portion, apex point and crown of curve, beginning and end point of circular curves as per the setting of curvedone in item no 1 etc. The rate includes the cost of all material including cantering, shuttering, cutting, binding,reinforcement, cement etc all inclusive. The exposed surfaces should be smooth and neatly finished. MainReinforcement shall be 4 nos. of 8mm Ø bars and stirrups of 8mm Ø @ 200 mm c/c spacing. Note-The pillars may beerected as directed by the Engineer incharge along proposed centre line of BG track and Chainages shall be marked on these pillars.

Casting, transporting and fixing precast RCC boundary pillars with M15 grade of size 350mm (bottom),230mm (top), 1550mm height, 100mm thick or as per approved drawing/sketch 3 supplied including engraving theletters SECR and applying one coat of primer, and two coats of red enamel paint and painting the engraved letters withwhite paint including excavation of pit and fixing into ground up to 900 depth with contractors OP cement, steel, labour,tools, materials all lead and lift involved, curing etc., complete as per specifications and as directed by the Engineer-InCharge.

Extra for Revision/Modifications in L-Sections/ Plans by Railway after final approval of engineer in chargein each sheet and submission of another set of coloured drawing on tracing, three copies of white print and soft copy forfinal approval.

Preparation of existing & proposed layout plan including detailed plan/section of station building,quarters, structures on Auto CAD and submission of print on white paper and tracing for approval of Railways.

Calculation of land widths and preparation of land plans in original on tracing cloth/film of 70 micronsrequired for the land to be acquired duly indicating chainages and widths along with alignment including station yards toa suitable scale as directed by the Engineer-incharge.

Preparation and submission of land acquisition proposals duly collecting land and 7 village maps fromrevenue authorities and marking the proposed alignment including land widths for land acquisition purpose includingcopies of pahanis/Nakshas and khasras of individuals from the Revenue department of relevant districts /villagesincluding plotting the details of length and width of land requirement and all other parameters as required for landacquisition, furnished details in form A & D and making booklet with all contractor's Engineers supervisors /Technicalassistants drawing and other required equipment overhead charges etc. required for collecting the details from revenuedepartment as directed by the Engineer-incharge in consultation with railway department.

Preparation of necessary documents for issue of notifications under section 11, 12 & 19 or as per anyother relevant section of the New Land acquisition act 2013 or old act in force for stage-I & II approvals duly attendingthe JMC of revenue forest and railway authorities including making arrangements for conveyance to the officialsnecessary labour for pulling chains and fixing 8 flags etc. and assisting in taking measurements preparation of sketchesmaking the booklets in 6 copies to submit to the revenue authorities with all contractor's supervisors tools vehiclesconsumables all lead and lifts involved stationery Xerox copying charges etc. complete and as directed by Engineer-in-charge. Note for 11,12,13- If projects declared as 'Special Railway Project ' than land acquisition be processed as perNew RAA- 2008 and accordingly proposal be prepared as Para 20A,20E etc.

Assisting Competent Authority for Land Acquisition (CALA) for land acquisition, preparation of detailsfrom available land records for publishing Prelimary notification after notification, publicity of the same to all the ownersby distribution of notices, affixing the notice on 9 the notice board of every village office, Panchayat /Talathi's office forinformation and seeking objections under relevant section of land Acts, taking photographs as proof of fixingacknowledgement from Project Affected Person/Peoples (PAPs) etc. complete with consultant's own man power,stationary /Xerox /consumables, including transport arrangement etc. complete in all respect. Note: Here unit Eachmeans Village.

After Declaration notification, publicity of the same to all the owners by distribution of 10 notice, affixing thenotice on the notice board of every village office, Panchayat/Talathi's office for information and seeking Claims underDetermination of Award, taking photographs as proof of fixing etc. complete with consultant's own man power,stationary/Xerox/ consumables, including transport arrangement etc. complete in all respect. Note: Here unit Each means Village

Facilitating CALA for preparation of Land Looser Certificate/Lesser Assesment 11 Register, chasing thematter and further submission to Tahsildar, Circle officer (Mandal Adhikari)/ Talathi for transferring land title withconsultant's own machinery, man power, consumables, transportation etc. complete. Note: Here unit Numbers meansNo. of plots.

Taking photographs of structures with name board of each Project Affected 12 Person/Peoples (PAPs) and submission of hard copy with all details of PAP such as name, survey no. structure details etc. with consultant's own machinery, man power, consumables, transportation etc. complete. This should be submitted village wise in 2 copies one with ring binding and other loose. Note: Here unit Each means Per structure.

Photography /Videography, numbering of agriculture (fruit bearing) & forest trees within the Railwayboundary and beyond Railway boundary up to proposed ROW as per joint measurement sheet by making notch of size100x100mm, painting white paint on it and numbering 13 the trees in each survey number with red enamel paint . Takingphotographs and video shooting of the trees of each survey numbers of the village coming under acquisition in privateland and Railway land separately. Preparation of document as per proforma enclosed and submission of same in soft &one set of hard copy. The item includes all contractor's material, labours, transportation tools & plants , etc . For privateland, number of trees should be identified as per Survey no./Land owner wise and within existing railway land, thenumber of trees should be identified as per Railway Km/EP.

For panchnama due tononcompletion of jointmeasurement due to massopposition in 14 a village orstretchwith Revenue Staff & landowners/sub- holders, incl.survey equipments, manpower,etc. includingtransportarrangement etc. complete in allrespect with all contractorlabour, materials tools & plants

Aerial Videography byunmanned aerial vehicle (UAS-Drone) and submission of digitaldata/digitalimage/video in CDs

Preparation of LWR / CWR andWeld Plans: For ContinuouslyWelded Rail (CWR) track for asmuch lengthas possible, forwhich the Contractor shallprepare the CWR plans for theapproval of the Employer inaccordance with thedesignprinciples/provisions containedin IR LWR (Long Welded Rail)Manual based on approved TrackStructure. Theconsultant shallsubmit advance copy of the 16 WeldPlans on white paper forapproval of Employer. After theapproval ofEmployer, theConsultant shall submit drawingsin 3 (three) hard coloured copieson Polyester based tracing paper(100 to150 Microns) and twosoft copies on CD. The scopeincludes required correctionsand modifications as suggestedbyapproving authorities ofRailways till its final approval.Required follow up with variousapproving authoritiesincludingrequired explanations on variousprovisions/facilities in the ESPshall be arranged by consultant.Note: i) Thecolour scheme to befollowed in the drawing shall beas per standard practice of IR. ii)Payment will be done as perStagesgiven below - Submissionof Weld Plans and approval byDyce ) / CON / BSP and CE/CON: 60% - Submission of WeldPlans and approval by DivisionalHQ : 15% - Submission of WeldPlans and approval by Zonal HQ: 15% - Submission ofWeldPlans in hard & soft copies :10%

Preparation of the General Arrangement Drawing for all minor bridges based on finalized L- section forthe proposed alignment &detailed geotechnical investigation carried outby the contractor under separate schedule.

Preparation of the General Arrangement Drawing for all RUBs/ROBs based on finalized L- section for theproposed alignment &detailed geotechnical investigation carried out by the contractor under separate schedule.

Preparation and submission of existing &proposed layout plan of existing &proposed 19 level crossingincorporating standard Type plan of duty bunk of S.E.C. Rly including regrading plan and diversion plan of approachroad if any, asper IRPWM chapter-IX on Auto Cad and submission of print on white paper and tracing for approval ofRailways.

Site selection and demarcation of required water way and configuration of spans for major bridge andimportant bridges including levelling for profile of stream bed ,along the main stream on upstream and downstreamside, computation of catchment area of the stream ,collection of hydrological data , Hydrologicalcalculations as persubstructure code/RDSO guidelines for deciding water way for bridges including computation of scour depth ,construction of pucca CC mattams on approaches and preparation of GAD plan for bridges etc. complete. Note: 1) Theitem includes (i) River survey to be done as per provision of Engineering Code 8 Km on up streamside and 2 Km ondownstream side for proposed centre line alignment intercepting the river or stream .Recording 20 bed levels along themain stream of river and three typical sections of river as directed by Engineer inCharge. . 2) Plotting on Auto Cad theL- section of river bed and typicall cross sections of river ,plan of the river on upstream up to 8 Kms and on downstreamup to 2Kms from the alignment ,computing the catchment area / water shed line of river , centroid of catchment areausing Auto Desk 3D civil software and Google Earth , submitting along the hydrological calculations in hard copy(6 nos.) as well as softcopy as per Railway code/ RDSO guidelines and as directed by Engineer in Charge. 3) General note -Before submitting the detailed drawings for all the above items of the work , one draft hardcopy is required to besubmitted for scrutiny and checking by the Railways for obtaining the approval of competent authority and makingcorrections / editing and finally submitting the required number of hardcopies , final tracings and soft copies dulyincorporating all necessary corrections etc. complete

Conducting photogrammetric survey using stero satellite imagery data (CARTOS set or similar) asobtained from NRSC (national remote sensing centre)and processing the same using suitable GIS software forgeneration of Digital Elevation Model(DEM) , ortho photos, topo maps etc., to verify the doubling/new line alignmentproposed in the PET survey by first identifying minimum 3alternate viable route sand finalization of most technical andeconomically alignment in consultation with railways duly adopting latest circular/manuals/code of railways withsubmission of detailed survey report along with abstract estimate as directed bythe Engg-in-charge. The scope of thework includes 1). verifying andre -fixing alignment wherever necessary using wooded pillars duly suggesting 3 alternateviable routes and finalization of most economical one. The work shall be done as per detailed specifications given in thestage-I of thetender document. 2).Submission of reports with definite recommendations. 3).submission of records dulyplotting the proposed alignment in topo sheets as well as in google earth.4). All other deliverables as mentioned instage-I. Note: This item is optional and will be operated with approval of Engineer in Charge. Note:1. The variousdeliverables in this item such as DEM, ORTHOPHOTOS, DSM,TOPOGRAPHICAL MAP toa scale of 1:5000 are purely for the purpose of finalization of alignment. However, the accurate DEM/ORTHOPHOTOS/TOPOGRAPHICALMAP shall begenerated using drone/ LiDAR Survey 2.This item is also applicable for sections where the PET survey hasnot beendone. 3. All special conditions mentioned in the agreement particularly under stage - I are applicable on this item.Payment schedule: -a.70% payment shall be made on submission of the report. b.30%payment shall be made onapproval of the work by the Railways. The contractor will have to submit report as per item SL No 1 within 45 days of issue of LOA for three alternate routes and start the subsequent works for Final Location Survey after obtaining approval regarding final alignment of the project.

Hydrological investigation for Bridges using DEM: Conducting hydrological investigation including detailedcalculation for important major/minor bridges using Digital Elevation Model (Geological information system)Tasks: i.e.Marking of all bridge locations on index plan of the alignment. ii. Delineating the catchment boundary of bridges fromDEM and calculating physiographic parameters of the catchment - area, longest stream, slope iii. Calculating designdischarge (Q50) for all bridges based on RBF 16/ RBF 22 reports for small catchments and synthetic unit hydrographfrom flood estimation report for large catchments (> 25sq km). iv. Consultant will verify if there are any dams / waterstorage structures in the catchment and obtain 22 regulated flow discharge from concerned authority for calculation ofdesign discharge. v. Checking of adequacy of proposed linear waterway, vertical clearance, free board and depth offoundation. Soil investigation report for scour depth calculations will be provided to the consultant. Deliverables i.3copies of report with bridge wise hydrological calculations should be submitted. Separate booklets should be prepared for major and minor bridges. ii. For each bridge, calculations and catchment plan with longest stream marked on Survey of India topo sheet should be submitted. For bridges with large catchments, unithy drograph and calculation of equivalents lope should also be submitted. iii. Catchmen tplan should be marked on 50 year 24 hr rainfall mapto verifycorrectness of rainfall data used and the same and the same submitted in the booklet.iv. The following arerequired tobe submitte das softcopy - calculations preadsheets, GoogleEarth KML files ofcatchment plans, longest stream,alignment and bridge location.(A) For Minor Bridges.

Preparation andsubmission of documentsfor EPC Tender/Tendersfor entire section/varioussections asdirected byRailway authority. TheBOQ shall have to beprepared according 23 tostage wise payments asgiven in StandardEPCdocuments for Railways(Standard document isavailable in Railway Bd'sweb site or as directed bythe Engineer inCharge.The latest document ofEPC Tender has beencirculated by Railway Bdvide letter No2018/CEI/CT/36-EPCContractPolicy Pt I Dated15.11.2021.

Submission of project report for Final Location Survey & detailed estimate with preparation of detailed schedule of quantity for formation work, ballast supply. The report should consist of quantity of earth work,blanketmaterial, ballast,length of retaining walls;length of side drains etc.detailed quantity of various items of minor,major,important bridges,ROB, RUB & cost of 24 estimation thereof. The estimate shall be updated to include items as per thelatest practice of Railway & Rly Bd's instructions. The rates adopted for schedule of quantities & detailed estimateshould be latest& realistic. Rate analysis should be submitted as per instruction of engineer-in-charge. Note:The detailsof quantities shall be submitted block section wise during progress of work. Note:(a) The rate includes preparation and submission including modification for ROR of the project. It includes conducting Traffic Survey and preparation of ROR. Above/

Exploratory drilling of boreholes down to required depth, drilling of 150mm dia. boreholes in all type ofsoils except hard rock & large boulders (boulder core more than 30cm) including refilling, reinstating surface anddisposing off surplus material including use of mechanical rigs with power operated winches as well aspercussion/chiselling tool for advancing through occasional seams of hard strata to be employed, where necessary inDry area. 0m to 10m.(021011)

Exploratory drilling of boreholes down to required depth, drilling of 150mm dia. 2 boreholes in allt ype ofsoils except hard rock &large boulders (boulder core more than 30cm) including refilling, reinstating surface anddisposing off surplus material including use of mechanical rigs with power operated winches as well aspercussion/chiselling tool for advancing through occasional seams of hard strata to be employed, where necessary inDry area. 10m to 20m (021012)

Exploratory drilling of Boreholes down to required depth, drilling of 150mm diameter boreholes inall typeof soils except hard rock and large boulders (boulder core more than 30cm), 3 including refilling, reinstating surface anddisposing 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 stratato be employed where necessary in River bed areaincluding standing/flowing water with all necessary arrangements except making of platform under water which shall bepaid under relevant item of SOR. 10m to20m (021022)

Erection of temporary working platform to drill bore hole through flowing/standing water through riverbed up to water depth of 1.5m, and dismantling after completing work and removing from the site to clear the waterway. (021040)

Drilling of NX size borehole(75mm dia.) in all types of hard rock and collection of rock core samples fromboreholes and preserving in boxes. 0m to 10m (021051)

Taking out 100mm dia. &450mm long undisturbed samples of soil from bore holes 6 ,including provision ofair tight containers for packing and, labeling incl. transporting the samples to laboratory. Piston sampler shall be usedfor extracting undisturbed samples where necessary. Samples shall be collected as per IS:2720.(021110)

Conducting standard penetration test as per IS:2131 atapproximate1.5m intervals in bore holes, asdirected by the Engineer in charge. (021130)

Conducting laboratory Tests on collected soil samples as per relevant IS code Moisture Content/Dry Density (021151)

Conducting laboratory Tests on collected soil samples as per relevant IS code At terberg Limits. (021152)

Conducting laboratory Tests on collected soil samples as per relevant IS code Specific Gravity (021153)

Conducting laboratory Tests on collected soil samples as per relevant IS code Grain size analysisincluding Hydrometer analysis. (021154)

Conducting laboratory Tests on collected soil samples as per relevant IS code Direct Shear Test (021155)

Conducting laboratory Tests on collected soil samples as per relevant IS code Natural Density (021156)

Conducting laboratory Tests on collected soil samples as per relevant IS code Consolidation Test(021157)

Conducting laboratory Tests on collected soil samples as per relevant IS code Tri- axial Test (021159)

Conducting Laboratory tests on collected ROCK SAMPLES as per relevant IS code Density Test (021161)

Conducting Laboratory tests on collected ROCK SAMPLES as per relevant IS code Water Absorption &Porosity (021162)

Conducting Laboratory tests on collected ROCK SAMPLES as per relevant IS code Hardness (021163)

Conducting Laboratory tests on collected ROCK SAMPLES as per relevant IS code Unconfined Compression Test (021164)

Conducting Laboratory tests on collected ROCK SAMPLES as per relevant IS code Point Load Test(021165)

Conducting Laboratory tests on collected ROCK SAMPLES as per relevant IS code Modulus of Elasticity(021166) Above/

4-Execution of All Works As Detailed In Schedule -4 (Electrical Work) 1245231.85 Below/P

Foot patrolling of proposed track alignment and identifying of LT/HT/EHT lines crossing the proposedtrackalignment / parallel lines /transformer infringements(Including length of parallel lines both HT/LT required to beshiftedbeyond 8 mtrs from Centre line of proposed track.

Detailed survey of EHT lines with 3 copies of detailed survey report for each qty. Schedule for modification & cost of modification for identified EHT lines infringing the proposed final alignment of track. b 110 KV.(132 kv).

Detailed survey of EHT lines with 3 copies of detailed survey report for each qty. Schedule for modification & cost of modification for identified EHT lines infringing the proposed final alignment of track. b. c.220KV.

Estimates with quantity schedule for following a.33 KV crossings.

Estimates with quantity schedule for following b.11 KV crossings.

Estimates with quantity schedule for following c.LT power line crossings

Estimates with quantity schedule for following d. Distribution transformers shifting

Estimates with quantity schedule for following e.Parallel HT lines

Estimates with quantity schedule for following f. Parallel LT lines shifting.

Identification of nearby power source 11 KV/ 400V as the case may be for proposed station/ Tunnels and estimate for arranging power supply at each station/Tunnel/ROB/RUB.

Electrification of service buildings and Plat forms at Stations.

FOB/ROB/RUB Electrification Estimations and quantity schedule.

Details of EHT GSS power supply source for proposed TSS, survey of route length of Transmission line,way leave incidence estimation for TSS. Track

Preparation of wiring diagram, General power supply diagram ,sectioning diagram ,Pegging plans,TSS/SP/SSP location plans for Electrification of section of 2x25KV AT. Above/

5-Execution of All Works As Detailed In Schedule -5(S&T Work) 403781.00 Below/P

Identifying the Infringement of existing S&T cable with in the yard and in section with reference to the new track alignment.

Preparation of new cable route plan with integration of existing cable route plan for all stations for signalling arrangement.

Assessment of quantification of Horizontal Directional Drilling (HDD) for track crossing.

Assessment of Quantity and preparation of estimate for signalling and telecommunication arrangement for all stations.

Preparation of MSDACTrack section scheme with cable core plan.

Joint Survey and Preparation of new cable route plan with integration of existing cable route plan fortelecom OFC/Quad cable for complete section.