North Central Railway Tender

Hydrological investigation for Bridges using D E M : Conducting hydrological investigation including detailed calculation 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 all bridges based on RBF 16 / RBF 22 reports for small catchments and synthatic unit hydrograph from flood estimation report for 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 5 concerned authority for calculation of design discharge. v. Checking of adequacy of proposed linear waterway, vertical clearance, free board and depth of foundation. Soil investigation report for scour depth calculations will be provided to the consultant. Deliverables i. 3 copies of report with bridge wise hydrological calculations should be submitted, Separate booklets should be prepared for major and minor bridges. ii. For each bridge, calculation and catchment plan wIth longest stream marked on Survey of india toposheet should be submitted. For bridges with large catchments, unit hydrograph and calculation of equivalent slope should also be submitted. III. Catchment plan should be marked on 50 year 24 hr rainfall map to verify correctness of rainfall data used and the same submitted in the booklet. IV. The following are required to be submitted as softcopy - Calculation spreadsheets, Google Earth KML files of catchment plans, longest stream, alignment and bridge locatlon. (A) For Minor Bridges

" Hydrological Investigation f o r Bridges using DEM: Conducting hydrological investigation including detailed calculation for important major/minor bridges using Digital Elevation Model (Geological Information System) Tasks: i. Marking of all bridge locations on lndex plan of the alignment. ii. Developing the catchment boundary of boundary from DEM and calculating physiographic parameters of the catchment - area, longest stream, slope. iii. Calculating design discharge (Q 50) for all bridges based on RBF 16/ RBF 22 reports for small catchments and synthetic unit hydrograph from flood estimation report for large catchments (greater than 25 sq km). iv. Consultant will verify if there are any dams /water storage structures in the catchment and obtain 6 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 investigation report (or scour depth calculations will be provided to the consultant. Deliverables i. 3 copies 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 lndla toposheet should be submitted. For bridges with large catchments, unit hydrograph and calculation or equivatent slope should also be submitted. iii. Catchment plan should be marked on 50 year 24 hr rainfall map to verify correctness of rainfall data used and the same and the same submitted in the booklet. 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. (8) For Major Bridges & Important bridges."

LONGITUDINAL SECTION & PLAN, CROSS SECTIONS, INDEX SECTION & PLANS :Design of best-fit alignment using Bentley Power Rail Track or equivalent software, preparation of drawings in Microstation or AutoCAD and submission of the following in compliance to the the Design Criteria located within ROW as per Indian Railway Engineering Code of Practice to IR for approval: a) Longitudinal Section & Plan drawings showing 5 km in each sheet at a scale of 1cm:50m longitudinal and 1cm:5m laterally / vertical. The Profile to be prepared as per the Check list issued by Dy.CE/C- ll/PRYJ. It should have the Proposed / Existing details of the permanent features such as Stations, 8 Level crossings, all types of Bridges, FOBs, ROBs, RUBs, Subways, complete details of curves, overhead crossings, existing / proposed Rail levels & Formation levels of BG line, existing ground levels, proposed depth of cutting and height of bank , existing / proposed gradients. The Plan shall show the alignment of Railway line, curve, curve details, magnetic bearing, details of existing/proposed BG bridges , Platforms at station, Railway land boundary, level crossings, all permanent/ temporary/physical structures within the Railway boundary as required for L section, locations of tangent points of curve, turnouts, centre line of station and its name, overhead crossing, underground crossings, approach roads, Road network parallel to Railway corridor, configuration of Nallahs / River/ water streams etc.

Preparation of Yard ESPs for all stations on Bentley Power Rail Track or equivalent as per Modified Check List of Engineering Scale Plans issued by Dy.CE/C-ll/PRYJ showing the details of proposed yard arrangements with proposed grades including regrading of existing yard and showing details like CSL lengths of various lines, centre to centre distances of tracks, gradients, Curve details, type of turnouts, snag dead ends, derailing switches, platforms, Shelters, crossovers, Railway boundaries of entire yard with chainages and locations of station building, other service buildings, Electrical, OHE & S&T installations, FOB, Subway, RUB, ROBs etc., including details of infringing 9 (condonation) grades & structures and preparing yard plans with the proposed additions & alterationsto the existing stations duly suggesting improvements to existing alignment so as to ascertain the removal of infringements of structures & condonating grades in yards (For details refer para 468-472 of Engineering Code 1999) duly making phase yard plans as per the requirement of the Railways with respect to approved master plan in separate plans like Phase-I, Phase-II & Final, duly incorporating complete detailed Modus operandi for execution of work in both Phase plans and Master plan. Any alterations proposed in the approved plan to be in cooperated in the master plan in a separate table. The consultant shall submit advance copy of the ESPs on white paper for locations of station building, other service buildings, Electrical, OHE & S&T installations, FOB, Subway, RUB, ROBs etc., including details of infringing (condonation) grades & structures and preparing yard plans with the proposed additions & alterations to the existing stations duly suggesting improvements to existing alignment so as to ascertain the removal of infringements of structures & condonating grades in yards (For details refer para 468-472 of Engineering Code 1999) duly making phase yard plans as per the requirement of the Railways with respect to approved master plan in separate plans like Phase-I, Phase-II & Final, duly incorporating complete detailed Modus operandi for execution of work in both Phase plans and Master plan. Any alterations proposed in the approved plan to be in cooperated in the master plan in a separate table. The consultant shall submit advance copy of the ESPs on white paper for approval of Employer. After the approval of Employer, the Consultant shall submit drawings in 3 (three) hard coloured copies on Polyester based tracing paper (100 to 150 Microns) and two soft copies on CD. The scope includes required corrections and 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. ii) Payment will be done as per Stages given below - Submission of ESP and approval by Dy.CE(Planning &Design)/PRYJ : 50% - Submission of ESP and approval by Divisional HQ : 25% - Submission of ESP and approval by Zonal HQ : 15% - Submission of ESPs in hard(Tracing paper) & soft copies : 10%

Important/Major Bridges / ROB / RUB: Preparation of the General Arrangement Drawing for all Major Bridge / ROB / RUBs for Railway Line Corridor through MX corrections as instructed by railway with all consultants own men, material, tools & plants, Computer systems etc., as directed by Engineer in charge. Notes: 1) Important/MAJOR BRIDGE GAD should incorporate a) Sub structure details with type of construction, type of foundation (pile / open / well foundation), depth of foundations, footing details / pile founds details, foundation pressure, abutments / pier details duly 10 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 detailsd) 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 wingwalls, bank toe walls, pitching, type of flooring / drop wall / curtain wall details as per scour depth & silt factor criteria. Modus Operandi of entire bridge construction.

Minor Bridges / SUBWAYs / FOBs: Preparation of the General Arrangement Drawing for all Minor bridges / SUBWAYs / FOBs through MX Rail/ AutoCAD for railway standards / formats as per Check list of Dyce / planning / BNC based on finalized L section for the proposed alignment, hydrological investigation & detailed geotechnical investigation carried out by the consultant at 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 11 consultants own men, material, tools & plants, Computer systems etc., as directed by 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 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 / RCC), type girder / slab / Box details, depth of construction, bearing details, wearing coat, track structure with cushion details

Yard Water supply / Drainage / Sewerage arrangements: Planning and designing of Water supply system in existing station colony of existing yards duly estimating per capita demand of Station, Platforms, coach washing system, inspection pits, fire fighting system, station colony including Quarters, other service buildings, Landscape & horticulture and conducting hydrological 12 survey about the water resources, proposed borewell locations duly assessing water yield and proposing suitable capacity of Submersible Pumps, Over head Tanks & GLRs with pumps and preparation of layout plan for water distribution system including Rain water harvesting system for entire yard, platforms & station colony duly incorporating water pipe line details . In addition designing of drainage & sewerage system duly estimating waste water & solid waste generation in entire yard & Station colony accounting surface flow of rain water also and giving complete layout of disposal system duly indicating the sewerage lines with drainage slope, disposal location, suitable capacity manholes, septic tanks with dispersion trenches with proper cleaning system. The consultant shall submit advance copy of the layout plans 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. (a) In Yards of Crossing stations.

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, blanket material, ballast, length of retaining walls; length of side drains etc. details quantity of various items of minor, major, important bridges, ROB, RUB, & cost of 13 estimation thereof. The estimate shall be up dated to include items as per the latest practice of Railway & Rly Bd's instructions. The rates adopted for schedule of quantities & detailed estimate should be latest & realistic. Rate analysis should be submitted as per instruction of engineer-in- charge. Note:a)The details of quantities shall be submitted block section wise. b)Report shall also include all filled schedules of EPC draft agreement of railway board as per direction of engineer-in- charge.

Preparation, submission and approval of General Map to Scale of 25 km to em. Index Map to scale of 2.50 km to 1 cm in Autocad as per para 449. 450 and 451 of Engineering Code with 17 complete details as directed by Engineer In-charge to a Scale of 0.50 km to 1 cm in horizontal and 10 m to 1 cm in vertical. NOTE - The above item will be executed only after approval of 1. Section sheets. The contractor will supply original tracing of approved quality and 6 ferro copies and soft copy on CD in Autocad.

Drilling 100 mm dia bore holes or major & important bridges to an approximate depth of 20.00 Mtr below bed level in all types of soil & rock excluding hard rock, cleaning & collecting 18 disturbed samples. Cost including all types of test as per specifications and special conditions.NOTE: The rate including all tests i.e. sieve analysis , Hydrometer analysis natural moisture content by oven drying method, natural density specific gravity, Atterberg's limits (Liquid, Plastic, Shrinkage limits), consolidation test and determination of voids ratio, coefficient of consolidation and permeability.

Preparation and submission of detail INDEX PLAN & INDEX SECTION oncomputer in 19 AutoCAD including relevant existing & proposed details of bridges, L.Cs, Grade separators, Roads etc as per standard notation and practices of Railways on tracing paper of approved quality including 10 (Ten) paper print as directed by engineer. 20

Provision of multiutility vehicle (Mahindra/TATA or similar) for Railway field officials

Supply of additional copies of survey drawings/ GADs/ Structural drawings etc. (a) A0 size on paper

Supply of additional copies of survey drawings/ GADs/ Structural drawings etc. (a) A1 size on paper

Supply of additional copies of survey drawings/ GADs/ Structural drawings etc. (a) A2 size on paper

Supply of additional copies of survey drawings/ GADs/ Structural drawings etc. (a) A3 size on paper

Supply of additional copies of survey drawings/ GADs/ Structural drawings etc. (a) A4 size on paper 26

Supply of additional copies of survey report

Preparation of land plans along the proposed alignment for identification & measurement of land to be acquired and properties lying in the proposed land, required for superimposition of revenue record, it also includes collecting details such as owner of land and propertty, type of structure, number of floors, land use pattern such as agriculture, commercial, barren, forest etc., and collection of all necessary revenue survey maps required for preparation of 28 land acquisition proposals. Khasra number name of village as required by Land Acquisistion officer on the prescribed proforma to the satisfaction of Engineer in charge & approved by the Railway department upto the stage of section 4 & 6 notification under Indian land Acquisition Act of 2013 with latest amendment or any other relevant act amended subsequently to accelerate acquisition of land including necessary survey, revenue records, collection & preparation of area statement along with land owner list etc complete along with measurement with contractors own materials, labours, tools and plants etc complete.

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 Plate size 30cm x 30cm