Dibakar Saha
Structural Bridge Engineer
GREATER FARIDABAD,Haryana
Overview
17
17
years of professional experience
3
3
Languages
Work History
Senior Bridge Design Engineer
Client National Highway Authority of India
- Activities Performed Working as Senior bridge design Engineer & condition survey of existing structures
- Preparing preliminary project reports and proposals for new structures
- Preliminary design of all Major bridges (Length of bridge >60m) and minor bridges (length of bridge
- The design includes of Prestressed I girder with RCC deck type superstructures, cast in situ RCC T girder, RCC solid slab, and substructure comprised of an open foundation in rock with wall type/ circular pier
- Preparation of General Arrangement drawing (GAD) of all Major and Minor bridges
- Project
- ENGINEERING & DESIGN CONSULTANCY SERVICES FOR "DEVELOPMENT, MAINTENANCE AND MANAGEMENT OF SIX LANING OF JAIPUR RING ROAD FROM AJMER ROAD TO AGRA ROAD SECTION AT JAIPUR IN THE STATE OF RAJASTHAN ON DBFOT (TOLL) BASIS (APPROX
- 47 KM LENGTH).
Design Manager
08.2019 - Current
DESIGN CONSULTANT
08.2019 - Current
- Mumbai
- Client MMRDA
- Main Project Features Part Design and construction of Elevated Viaduct & 5 Station Mumbai Metro Line 2B CA-07 DN Nagar to Mandale MRTS Corridor
- Part Design and construction of Elevated Viaduct & 10 Station Mumbai Metro Line 2B C-101 DN Nagar to Mandale MRTS Corridor
- Part Design and construction of Elevated Viaduct & 10 Station Mumbai Metro Line 2B C-102 DN Nagar to Mandale MRTS Corridor, Held K2 ( Senior Structural Expert)
- Activities Performed Proof Checking of Design from different Detail Design OF consultant of Stations and Elevated Viaducts
- All type of Substructure foundation like Pile, Pile Cap, Open and Portal Foundation
- Precast PSC Girder, Precast RCC Girder, Pre-tensioned Girder, Precast RCC L & T Girder, L & T Pretensioned Girder, Steel Composite Girder, Steel U Trough of 55m at Mankhurd and Mandale ROB.PSC and RCC Portal Beam
- Shunya Iconic Bridge (Stay cable Bridge) at Bhakola Nallah, 70m Steel Arch Bridge and Extradosed Bridge at Bandra ROB proof Checking
- Elastomeric Bearing Design, Spherical Bearing Manufacturers Design checking
- Post-tensioned Spine and Wing Design checking for Stations
- Balance cantilever Design checking for Mithi River
- Design checking of all type of Temporary Work and construction sequence drawings for all Element
- PEB Stabling Shed, CMV Building, Maintenance Workshop, Heavy wash Plant design and drawing checking
- Responsible for all types of co-ordination with Design and drawing with the Site team
- Responsible for handling all design problems, assisting all technical-related problems to Team members, and maintaining design and progress status
- (DDC) OF FOUR NUMBERS OF ELEVATED
- Project RRTS STATIONS (SAHIBABAD, GHAZIABAD, GULDHAR AND DUHAI)
design consultant, Sr. Structural Design Engineer
DDC
08.2019 - Current
- Delhi
- Client NCRTC
- Main Project Features Engagement of detail, ) for Detail Design and drawings of 4 Numbers elevated RRTS Stations (Sahibabad, Ghaziabad, Guldhar & Duhai) in the section from Sahibabad ramp to EPE crossing and maintenance depots at Duhai and Modipuram, For Delhi-Meerut Regional Rapid Transit System (RRTS) Corridor.
DESIGN CONSULTANT
Location
01.2018 - 12.2020
- (DDC) OF ELEVATED STABLING LINE &
- Project EXTENSION OF VIADUCT
- Activities Performed Designing of temporary structures like strut and waler beam, design of secant pile with Wallap for CST station
- Client NCRTC
- Main Project Features Engagement of detail design consultant (DDC) Civil ,Architectural and Building Services including E & M Works for Elevated Stabling line and Extension of Viaduct.
DGM (Deputy General Manager)
AYESA Ingenieria Y Arquitectura S.A.U. Delhi Metro Rail Corporation
01.2019 - 07.2019
Sr. Structural Design Engineer
AYESA Ingenieria Y Arquitectura S.A
01.2015 - 01.2019
Sr. Structural Design Engineer
Detailed design
Mumbai
10.2016 - 12.2018
- Of Prestressed Cantilever Type Concourse Cross Arm, Platform Cross Arm, Name of Assignment or DETAIL DESIGN ENGINEERING FOR THE PACKAGE 2 OF THE MUMBAI METRO LINE-3
- Project
- Post tensioned I Girder, Concourse Long Girder, Substructure and Foundation, Bearing Design
- Year, Client HCC/MMRC
- Main Project Features Design of 4,072 mtrs long metro corridor of the underground metro line including four underground stations at Chatrapati Shivaji Terminus, Kalbadevi, Girgaon and Grant Road and twin bored tunnels of total length of 3,115 m, CONSULTANCY (DDC) FOR CIVIL, ARCHITECTURAL AND BUILDING
Sr. Structural Design Engineer
Delhi Metro Rail Corporation
09.2015 - 12.2018
- Name of Assignment or DETAIL DESIGN CONSULTANT (DDC) FOR CIVIL, ARCHITECTURAL AND BUILDING
- Project SERVICES WORKS FOR THE NOIDA CITY CENTER-NOIDA SECTOR 62 CORRIDOR OF METRO PROJECT
- Activities Performed Detail design of elevated viaduct portion of Project
- Detail design of Pile foundation, Pile Cap, RCC Circular and rectangular pier, Corbel Type Pier Cap, cantilever Pier Cap, Pre‐stressed post‐tensioned I Girder type superstructure, RCC cast‐in‐situ deck slab
- The above is recently got CMRS clearance and currently operational
- Main Project Features The length of Noida City Center-Noida sector 62 Corridor is approximately 6.6Km which is elevated having 6 elevated stations; This is the extension of existing Dwarka‐Noida City Center Line
Project SERVICES
Metro Rail
05.2015 - 12.2018
- INCLUDING E&M WORKS FOR NOIDA-GREATER NOIDA CORRIDOR; CONTRACT NCDD-01
- Activities Performed Proof Checking of elevated viaduct portion of Project
- Proof checking of Pile foundation, Pile Cap, RCC Circular and rectangular pier, Corbel Type Pier Cap, cantilever Pier Cap, Pre‐ stressed post‐tensioned I Girder type superstructure, RCC cast‐in‐situ deck slab
- Proof Checking of 60m arch type Steel superstructure
- The above project is final stage of construction
- Corporation
- Main Project Features The length of Noida - Greater Noida Corridor is approximately 30.0Km which is elevated having 21 elevated stations
Sr. Structural Design Engineer
DETAILED DESIGN, Kolkata
01.2015 - 12.2018
- CONSULTANCY SERVICES FOR BALANCE WORKS FOR PSC VIADUCT, Project EMBANKMENT AND STATIONS IN CONNECTION WITH EXTENSION OF METRO RAILWAY LINE NAOPARA (EXCLUDING)-BARANAGAR-DAKSHINESWAR OF KOLKATA METRO
- RAILWAY LINE
- Activities Performed Design of structural solutions and typologies for the viaduct structures and their constructive processes
- Design of viaduct structures for metro rail
- Responsible for the structure to reflect the local conditions and the main route selection at reasonable intervals Optimal conditions for crossing the bridge
- Finalization of the structural scheme/GAD for Viaduct/ Stations, preliminary design, tender drawings and technical specification, detailed design & structural drawings
- Analysis and preliminary design of foundation, substructure, and superstructure for viaduct structure
- Calculation of bearing capacity of foundation based on soil report and determining the type of foundation
- Designing and Estimating quantities for various engineering alternatives for foundation, substructure, and superstructure and comparing cost and constructability to choose the best alternative
- Preparation of Design basis report, Construction methodology, BOQs, and Tender drawings
- Structural models were developed with the Finite Element Method with SAP 2000, RFEM & ANSYS
- Year, Client RVNL
- Main Project Features Design of Elevated Viaduct of 2.343 kms, At-Grade Line of 1.626 km, Highway of 1.574 km, 1 Elevated station and 1 at-grade station
- Construction Methodology:
- Pre-Stress Concrete (PSC) frame type structures resting on pile foundation
Senior Structural Engineer
Ramboll India Private Limited
05.2013 - 02.2015
Structural Engineer
FOUR LANING OF HARIDWAR
05.2013 - 09.2014
- DEHRADUN SECTION FROM KM 211.00 TO 218.00 OF
- Project NH-58, FROM KM 165.00 TO 196.825 IN THE STATE OF UTTARAKHAND
- Activities Performed Option study, finalization of structural scheme/GAD for Viaduct/Stations, preliminary design, tender drawings and technical specification, detailed design & structural drawings
- Uttarakhand
- Client NHAI
- Main Project Features
- Detail design of Nepali Farm Grade Separator of Span Arrangement 40m and 30m.
- Detail design of Motichur ROB of span arrangement 38.84m with 53 degree skew
- Detail design of Teenpani Elephant Underpass of span arrangement 45m and 15m.
Senior Structural Engineer
Location Rajasthan
05.2013 - 09.2014
- Name of Assignment or FEASIBILITY STUDY AND PPR OF NH‐162 FROM CHARBHUJA TO BHATEVAR (150 KM)
- Project
- Activities Performed Detailed design of Nepali Farm Grade Separator, Teen Pani Elephant Under Pass and Motichur ROB
- All Structure consisting of Steel Composite plate Girder of Different Span of 35,40m and 45m
Design Engineer
Location Rajasthan, Client Jaipur Development Authority
05.2013 - 09.2014
- Name of Assignment or FEASIBILITY AND PREPARATION OF DPR AT FOUR JUNCTION ON NH‐47 AT EDAPALLY
- Project PALARIVATTOM, VYTILLA & KUNDANOOR
- Activities Performed Detail design of Superstructure and substructure at CH: 12+650.41 km
- The structural scheme for the superstructure is proposed with precast post‐tensioned I‐girders made continuous through cast‐in‐situ RCC deck/Diaphragm
- It is a 3‐span continuous bridge with span arrangement of 30m
- Substructure of the bridge consisting pile foundation
- The length of the Major bridge is 180m.
Sr. Structural Engineer Design Engineer
Location Kolkata, Client Rail Vikas Nigam Limited
12.2011 - 05.2013
- Performed Option study, finalization of structural scheme/GAD for Viaduct, preliminary design
- Name of Assignment or DETAILED DESIGN CONSULTANCY (DDC) SERVICES FOR ELEVATED VIADUCTS BETWEEN
- Project BARANAGAR TO BARRACKPUR IN BARANAGAR-BARRACKPUR CORRIDOR OF KOLKATA METRO RAILWAY LINE tender drawings and technical specification, detailed design & structural drawings
- Main Project Features The Baranagar‐Barrackpore Metro (Line 5) is having Elevated Viaduct Section of 12.40 kms long
- Construction Methodology:
- Precast Post-tensioned Segmental Box girder on pile foundation for Viaduct portion, RCC frame type structures resting on pile foundation for Station Portion.
Solution Structural Engineer
Vayam Tech
04.2012 - 10.2012
Structural Engineer
SNC LAVALIN
07.2012 - 09.2012
Structural Engineer
Location Kerala, Client National Highway Authority of India, NHAI
07.2012 - 09.2012
- Name of Assignment or UPGRADING OF ALBIDA ROUND ABOUT IN THE STATE OF KUWAIT MINISTRY OF PUBLIC
- Project WORKS
- Activities Performed Detail design of superstructure of Palarivattom, Edapally and Vytilla junctions
- Superstructure consists of pre‐stressed precast I girder with cast in situ RCC deck slab
- Analysis of superstructure has been done with grillage model in staadpro software
- Loss calculation of pre‐stressed cables and design for I girder has been done with in‐house developed excel sheets
- All detail drawings for construction of superstructure has been prepared.
Structural Engineer
EGIS India Consulting Engineers Pvt. Ltd, CES Pvt Ltd
05.2010 - 06.2012
Structural Engineer
Location Kuwait
12.2011 - 05.2012
- Client Kuwait Ministry of public works
- Name of Assignment or DETAIL DESIGN OF 2 LANNING NH‐28 SECTION OF PIPRAKOTHI‐RAXAUL SECTION OF IN
- Project THE STATE OF BIHAR, Activities Performed The flyover comprises of prestressed post tensioned voided slab type superstructure resting on Y shaped RCC piers on pile foundations
- The superstructure comprises of three span continuous modules and major of the flyover portion on curve
- As a design engineer I have designed all the substructures with ASTHO LRFD codes
- Design includes issuing of detail drawing of substructures for construction purpose
- Currently the flyover is under construction.
Structural Engineer
Location Bihar, Client National, Authority of India, NHAI
01.2011 - 12.2011
- Main Project Features The highway starting from its junction with NH-27 near Piprakothi connecting Sagauli, Raxaul, in the State of Bihar and terminating at Indo/Nepal Border, Activities Performed Detail designing of Spill through type abutment, cantilever abutments, frame type pier and cast in situ post tensioning BOX girder, precast RCC I girder, precast post tensioning I girder with cast in situ RCC deck slab
- Also responsible for preparation of detail drawing of all the above structures and also taking approval from the client
- Designing of
- Name of Assignment or NAIROBI-THIKA ROAD PROJECT (45KM), DETAILED DESIGN REPORT AND
- Project CONSTRUCTION SUPERVISION
- KENYA, FUNDED BY AFDB (AFRICAN DEVELOPMENT BANK) obligatory span of Ramgarh and Raxaul by pass ROB with steel composite girder.
Structural Design Engineer
Government
06.2007 - 05.2010
- Main Project Features Project comprises of Six flyovers and four interchanges with loop facilities (3 lane dual divided carriageway)
- It also has three over passes and eleven minor bridges and four under passes
- Major flyover has 12 @ 50m PSC Box superstructure with frame type pier over pile foundation
- Interchange has 6 nos @ 30m PSC Precast T-Girder with RCC Deck on top
- All flyovers and interchange structure has RE Wall
- Superstructure consists of PSC girder of 46m span, PSC-T-Girder of 30m span, precast RCC T-Girder of 220 span with composite deck slab
- Activities Performed Detail designing of Globe Roundabout flyover which consists of precast prestressed post tensioned I girder with RCC cast insitu deck slab and substructure consists with RCC circular pier with open foundation
- Detail design of Pangani underpass with cut and cover method
- Name of Assignment or INDEPENDENT CONSULTANT FOR FOUR LANING OF NH-1 (50 KM STRETCH) BETWEEN
- Project JALANDHAR TO AMRITSAR (BOT PROJECT), INDIA
- Detail design of Museum hill flyover which is also consisting of precast prestressed post tensioned I girder with RCC cast insitu deck slab and substructure consists with RCC circular pier with open foundation
- Detail design of Forest Road flyover which is also consisting of precast RCC I girder with RCC cast insitu deck slab and substructure consists with RCC circular pier with open foundation
- Construction of all flyover is already complete, and the project is already inaugurated.
Structural Engineer
Jacobs India Pvt Ltd
06.2006 - 05.2010
- Or MUMBAI METRO LINE 2B
- Project
Asst. Bridge/Structural Design Engineer
Location Punjab
06.2007 - 11.2008
- Client NHAI
- Main Project Features Design of 580m long new bridge across river Beas
- Proof checking of PSC girder bridge span of 600m over the river Beas
- Proof checking of substructure foundation with well foundation about 40m depth with cohesive and non-cohesive soil
- Activities Performed Design and drawing checking of all component of bridges including Substructure foundation, Superstructure and Bearing /Expansion Joint.
Education
B. Tech - Civil Engineering
Permanent Residence Faridabad, West Bengal University of Technology (W.B.U.T)
Bengal, Haryana, WestTimeline
Design Manager
08.2019 - Current
DESIGN CONSULTANT
08.2019 - Current
design consultant, Sr. Structural Design Engineer
DDC
08.2019 - Current
DGM (Deputy General Manager)
AYESA Ingenieria Y Arquitectura S.A.U. Delhi Metro Rail Corporation
01.2019 - 07.2019
DESIGN CONSULTANT
Location
01.2018 - 12.2020
Sr. Structural Design Engineer
Detailed design
10.2016 - 12.2018
Sr. Structural Design Engineer
Delhi Metro Rail Corporation
09.2015 - 12.2018
Project SERVICES
Metro Rail
05.2015 - 12.2018
Sr. Structural Design Engineer
AYESA Ingenieria Y Arquitectura S.A
01.2015 - 01.2019
Sr. Structural Design Engineer
DETAILED DESIGN, Kolkata
01.2015 - 12.2018
Senior Structural Engineer
Ramboll India Private Limited
05.2013 - 02.2015
Structural Engineer
FOUR LANING OF HARIDWAR
05.2013 - 09.2014
Senior Structural Engineer
Location Rajasthan
05.2013 - 09.2014
Design Engineer
Location Rajasthan, Client Jaipur Development Authority
05.2013 - 09.2014
Structural Engineer
SNC LAVALIN
07.2012 - 09.2012
Structural Engineer
Location Kerala, Client National Highway Authority of India, NHAI
07.2012 - 09.2012
Solution Structural Engineer
Vayam Tech
04.2012 - 10.2012
Sr. Structural Engineer Design Engineer
Location Kolkata, Client Rail Vikas Nigam Limited
12.2011 - 05.2013
Structural Engineer
Location Kuwait
12.2011 - 05.2012
Structural Engineer
Location Bihar, Client National, Authority of India, NHAI
01.2011 - 12.2011
Structural Engineer
EGIS India Consulting Engineers Pvt. Ltd, CES Pvt Ltd
05.2010 - 06.2012
Structural Design Engineer
Government
06.2007 - 05.2010
Asst. Bridge/Structural Design Engineer
Location Punjab
06.2007 - 11.2008
Structural Engineer
Jacobs India Pvt Ltd
06.2006 - 05.2010
Senior Bridge Design Engineer
Client National Highway Authority of India
B. Tech - Civil Engineering
Permanent Residence Faridabad, West Bengal University of Technology (W.B.U.T)
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