address: 59, 3 rd september str. gr 10433, athens, greece e-mails: [email protected],...

Address: 59, 3rd September Str. GR 10433, Athens, Greecee-mails: [email protected], [email protected]

Tel. +30 210 8228052, +30 210 8222127, Fax. +30 210 8233003

ODOTECHNIKI LTDCONSULTING ENGINEERS www.odotechniki.gr

BRIDGES

DESIGNDESIGN

MODELLINGMODELLING

ANALYSISANALYSIS

CONSTRUCTIONCONSTRUCTIONFOLLOW UPFOLLOW UP

mailto:[email protected]


http://www.odotechniki.gr/

Design, Consulting, Construction Follow Up and Subcontracting Services on:



Tel. +30 210 8228052, +30 210 8222127, Fax. +30 210 8233003

Structural & Geotechnical experts

• State-of-the-art modelling and analysis;

• Value Engineering solutions;

• Design reviews and independent checks;

• Design of road, railway or pedestrian bridges;

• Design of buildings and steel structures;

• Design of retaining structures;

• Design of tunnels and underground works;

• Design of foundations, embankments, reinforced soil structures, cuts, deep excavations;

• Analysis and stabilization design of landslides and failures;

• Analysis of rock fall and rock fall barriers design;

• Programming and evaluation of geotechnical investigations and monitoring;

• Geological & geotechnical interpretation reports;

• Risk analysis in geotechnical and structural projects;

• CAD services, providing drawings preparation, reinforcement tables and detailing.

http://www.odotechniki.gr/



ODOTECHNIKI LTD – CONSULTING ENGINEERS

BRIDGES

DESIGN OFMAJOR PROJECTS

STATE OF THE ART DESIGN, MODELLING, ANALYSIS

CONSTRUCTION FOLLOW-UP AND CONSULTING


DESIGN OF MAJOR PROJECTS

PARTICIPATION IN MAJOR PROJECTS OF BRIDGES IN GREECE


• ATTIKI ODOS (Athens ring road), geotechnical-structural design of bridges, retaining structures, cut & covers, tunnels, foundations, buildings, urban development projects (constructed).

• ATHENS-KORINTHOS Highway, geotechnical-structural design of bridges, retaining structures, foundations, high embankments (constructed).

• EGNATIA ODOS, 700km major highway in northern Greece, geotechnical-structural design of bridges, cut & covers, tunnels, special retaining structures, foundations, high embankments, cuts, landslide rehabilitation (constructed).

• ANCIENT OLYMPIA RING ROAD, geotechnical-structural design, bridges, cut & covers, tunnels, special retaining structures, foundations, high embankments (constructed).

• KORINTHOS-TRIPOLI-KALAMATA Highway, geotechnical-structural design of bridges, cut & covers, tunnels, special retaining structures, foundations, high embankments, cuts, landslide rehabilitation (under construction).

• High speed RAILWAY KORINTHOS-PATRAS, geotechnical-structural design of bridges, cut & covers, tunnels, special retaining structures, foundations (under construction).

• ATHENS-THESSALONIKI Highway (STYLIDA ring road), geotechnical-structural design of bridges, tunnels, special retaining structures (under construction).

• IGOUMENITSA-PREVEZA National road, geotechnical-structural design of bridges, special retaining structures, foundations, high embankments, cuts, landslide rehabilitation (under construction).

• North Highway of Crete island, geotechnical-structural design of bridges, cut & covers, tunnels, special retaining structures, foundations (design in progress).

• Construction follow up consulting ANCIENT OLYMPIA RING ROAD (constructed).

• Construction follow up consulting TRIPOLI-KALAMATA Highway (constructed).



ATTIKI ODOS – ATHENS, GREECE



ATHENS-KORINTHOS HIGHWAY – CENTRAL GREECE



EGNATIA ODOS – NORTHERN GREECE



ANCIENT OLYMPIA RING ROAD – PELOPONNESE, GREECE



KORINTHOS-TRIPOLI-KALAMATA HIGHWAY – PELOPONNESE, GREECE



KORINTHOS-PATRAS HIGH SPEED RAILWAY – PELOPONNESE, GREECE



IGOUMENITSA-PREVEZA NATIONAL ROAD – NORTHERN GREECE



STATE OF THE ART DESIGN, MODELLING, ANALYSIS

DESIGN, MODELLING, ANALYSIS AND CONSULTING FOR BRIDGES


3D DRAWINGS – PHOTOREALISTIC VIEWS



CONCEPTUAL DESIGN – ALTERNATIVE SOLUTIONS


Elevation views

Plan view



CONCEPTUAL DESIGN – ALTERNATIVE SOLUTIONS

Cross sections

2.50

1.3

0

3.50

3.00

0.7

0

2.50


PRELIMINARY DESIGN – GENERAL DRAWINGS, MODELLING AND ANALYSIS


Model of analysisOn-site visit

Elevation view

Plan view – Horizontal section of the deck


PRELIMINARY DESIGN – GENERAL DRAWINGS, MODELLING AND ANALYSIS


M1 A1A2

53 900

12.7

0

M1A2 A1

57.50

53 80053 850

K31

0Á

311

Ä31

1

Ô311

K31

2

K311

K312

00

00

00

00

004

6.46

667 666 A'28Ã A'28Â Á'28A T12N 665 664663

12.20

1.65

2.00 8.70 2.00

Elevation view

Plan view

Model of analysisCross section


FINAL DESIGNDETAILED DRAWINGS, CONSTRUCTION STAGES, MODELLING, ANALYSIS, CHECKS


COLUMNREINFORCEMENT

1.80

10Ö20/10

2x3ÓÖ16/20

5ÓÖ14/20

17ÓÖ14/40

8.5

0

7.8

00

.35

0.3

5

0.35 1.10 0.35

/493 14 40 (17x29) L= 2.00

0.15

1.700.15

/493 14 40 (17x29) L= 1.05

0.15

0.750.15

8Ö16

/342 16 20 (6x57)L= 9.30

0.20

3.3

5

1.10

3.3

5

1.10

0.20

/285 14 20 (5x57)L= 6.00

0.20

1.1

0

1.70

1.1

0

1.70

0.20

Ö20/20

Ö20/20

Ö20/20


FINAL DESIGNDETAILED DRAWINGS, CONSTRUCTION STAGES, MODELLING, ANALYSIS, CHECKS


0.50

0.55

0.60

1.65

0.38

0.17

0.10

0.17

0.13

0.16

0.14

0.30

TENDONS GEOMETRY AT ANCHORAGESCALE 1:25

0.38

0.33

AA

DRAINAGE PLAN VIEW

O450

SECTION A-A

O450

O585

O20

30

5010

60

10

O585

0.58 1.23 0.58

0.20

1.25

0.20

1.65

0.30

5Ö12T35Ö12T3

3Ö12T43Ö12T4

T5 5Ö12

0.30

1.35

0.10 1.01 0.79 1.01

ÓÖ10T7

T6 5Ö12

T5 5Ö12

ÓÖ10T7

T6 5Ö12

STIRRUPS AT TENDONS ANCHORAGESCALE 1:10


3D MODELLING AND ANALYSIS OF UNDERPASSES


Quadrilateral plane elements with elasticinterface conditions, simulating the bottom slab

and the foundation of the wing walls

Quadrilateral plane elementssimulating walls and wing walls

Quadrilateral plane elementssimulating the top slab


3D MODELLING AND ANALYSIS OF COMPOSITE BRIDGES


Piles simulated with beam elementsSoil-structure interaction simulated with springs

Quadrilateral plane elementssimulating the abutments

Beam elements for the longitudinal and

transverse direction+

auxiliary quadrilateralplane elements

Cross sections of the longitudinal beams

Kinematic constraints between the surfaces


3D MODELLING AND ANALYSIS OF BRIDGESWITH SIMPLY SUPPORTED PRESTRESSED DECKS


Beam elements for the precast beams andthe transverse direction

Quadrilateral plane elements for the cast in-situ slab

Tendons of theprecast beams

Elastomeric bearings simulated with springs


3D MODELLING AND ANALYSIS OF BRIDGESWITH PRECAST BEAMS AND SHALLOW FOUNDATION


Elastomeric bearings simulated with springs

Quadrilateral plane elementswith elastic interface conditions

Kinematic constraints betweenpiers and foundation

Boundary conditionsat abutments

Deck and piers simulatedwith beam element

Hinges at both ends of

the continuous slab


3D MODELLING AND ANALYSIS OF BRIDGESWITH CONTINUOUS DECK AND DEEP FOUNDATION


Kinematic constraints between deck and piers

Pilecap simulated with quadrilateral plane elements

Kinematic constraints between piers, piles

and foundation

Boundary conditionsat abutments

Deck and piers simulatedwith beam element



3D MODELLING AND ANALYSIS OF RAILWAY BRIDGESMODELLED AS PRESTRESSED FRAMES


Kinematic constraintsbetween piers and piles


Special boundary conditions

Deck, abutments and piers simulated with beam element

Tendons


3D MODELLING AND ANALYSIS OF CANTILEVER BRIDGES


Construction of cantilevers

Closure of external spans

Closure of side spans

Closure of mid span


3D MODELLING AND ANALYSIS OF CONSTRUCTION STAGES


CS1

CS2

(Construction Stages: CS)

CS3

CS4


3D MODELLING AND ANALYSIS OF ABUTMENTS


Vertical supportsimulating the rock bed

Soil-structure interactionsimulated with springs

Quadrilateral planeelements

Quadrilateral planeelements with elasticinterface conditions

Kinematic constraints between the surfaces


ON SITE FOLLOW UP ENHANCES COMPANY’S RELIABILITY & EXPERIENCE



DETAILED CONSTRUCTION DESIGN AND ON-SITE SUPPORT


2025

27.527.5

80

13.5 5 5 5 6.5 5 5 6.5 5 5 5 13.5

105

55

20

25


DETAILED CONSTRUCTION DESIGN AND ON-SITE SUPPORT


/Üí ù 95 25 10

L= 7.90

/êÜôù 95 25 10

L= 7.90

/ 95 20 10 L= 7.00

2.20

2.20

2.60

/Ü

íù80

2510

L=9.

40

/êÜ

ôù80

2510

L=9.

40/

80

2010

L=7.

002.

20

2.15

2.65

/ 10 20 20 L= 11.00

1.55

7.90

1.55

/ 1

020

20L=

12.0

0

1.30

9.40

1.30

/ 1

020

20L=

12.0

0

1.30

9.40

1.30

/10 20 20 L= 11.00

1.55

7.90

1.55

/ 95 20 10 L= 7.00

2.20

2.20

2.60

/

8020

10L=

7.00

2.20

2.15

2.65

PILECAP REINFORCEMENT PIER M1D (PLAN-VIEW)SCALE 1:50

óôç

í åë

åýèå

ñç

ðá

ñåé

Ü

óôç

í åë

åýèå

ñç

ðá

ñåé

Ü

óôçí åëåýèåñç ðáñåéÜ

óôçí åëåýèåñç ðáñåéÜ

3.10 1.80 3.10

1.00 6.00

8.00

1.00

3.00 3.00

0.50

8.50

9.50

1.00

0.50

2.50

2.50

2.50

1.00

PILECAP

Model of analysis

Required reinforcement

Reinforcement tables

On-site support


ON-SITE SUPPORT



HUMAN RESOURSES OF ODOTECHNIKI LTD


PARTNER AND DIRECTOR OF ODOTECHNIKI LTD

KONSTANTINOS SEFEROGLOU, Geotechnical Engineer, M.Sc.

www.linkedin.com/pub/konstantinos-seferoglou/2b/286/a

Areas of expertise:• Extensive conceptual design experience on civil engineering, mainly infrastructure

projects;• Extensive experience in team leadership and support of multidiscipline groups;• Geotechnical investigation, monitoring programming and evaluation;• Tunnelling, tunnel portal analysis & design, cut & cover design; • Slope stabilization, retaining structures, rock fall protection design;• Assessment of slide stabilization and design of remedial measures;• Embankment design, earthworks reconstruction and upgrade;• Bridge foundation and deep foundation design;• Construction follow up consulting & value engineering;• Client and authorities communication skills;• Total design management and coordination.

http://www.linkedin.com/pub/konstantinos-seferoglou/2b/286/a














ISABELLA VASSILOPOULOU, Structural Engineer, Ph.D.

www.linkedin.com/pub/isabella-vassilopoulou/46/871/304

ASSOCIATES OF ODOTECHNIKI LTD

Areas of expertise:• Structural analysis and design with emphasis on infrastructure design;• Resistance of the structural system, the elements and the cross-sections;• Investigation and solution proposal for earthquake-resistant design with real life experience in

the local industry planning and execution;• Involvement in analysis and design of structures under extreme loading conditions, including

both seismic and wind settings;• Inspection and assessment of nonlinear static and dynamic structural behaviour.

Concentration on tension structures with the engagement of finite element method;• Preparation or supervision of construction drawings.


EVA XENOU, Structural Engineer, M.Sc.

www.linkedin.com/pub/eva-xenou/46/3bb/b00


Areas of expertise:Structural analysis and design of structures (mainly infrastructure related civil engineering

projects) including:• 3D modelling and linear/non-linear numerical analyses;• Resistance of the structural system, the elements and the cross-sections;• Static analysis of structures under permanent, live, accidental, thermal and ground-

settlement loads;• Dynamic analysis of structures under seismic combinations;• Foundation bearing capacity;• Preparation or supervision of construction drawings.


LEFTERIS CHRISOS, Structural Engineer

www.linkedin.com/pub/lefteris-chrisos/53/26/353


Areas of expertise:• Structural analysis and design of structures;• 3D modelling and linear/non-linear numerical analyses;• Extensive experience on structural analysis and design of metro stations, buildings and

bridges;• Dynamic analysis of structures under seismic combinations;• Preparation or supervision of construction drawings.



PETROS FORTSAKIS, Geotechnical Engineer, Ph.D.

www.linkedin.com/pub/petros-fortsakis/24/a7a/368

Areas of expertise:• Geotechnical analysis and design with emphasis on infrastructure projects, mainly focused

on evaluation of geotechnical investigation data, tunnel design, foundation design, landslide rehabilitation, slope stability;

• Non-linear numerical analyses (2D & 3D) for the simulation of complex geotechnical environment and construction procedures;

• Development of geotechnical database for the storage and evaluation of geotechnical, design, construction and monitoring data;

• Risk analysis in geotechnical projects (sensitivity analysis, probabilistic analysis, reliability based design);

• Structural design of conventional structures.


GEORGIOS PROUNTZOPOULOS, Geotechnical Engineer, Ph.D.

www.linkedin.com/in/prountzopoulos


Areas of expertise:• Design of tunnels with focus on the specific engineering geological and geotechnical

behaviour of rock and soil formations;• Tunnel face stability, tunnel face reinforcement and protection design, using rational

methods, with focus on face nailing and steel tube umbrella in shallow tunnels;• Numerical analyses with the use of finite element codes;• Evaluation of geotechnical investigation data for rocks and soils;• Design of geotextile reinforced soil structures, for use in road and rail embankments,

retaining structures, bridge foundations;• Landslide rehabilitation;• Stability of big scale slope cuts in large open mines;• Risk assessment associated with civil engineering works due to rock falls and landslides in

highways and secondary roads.


FRAGISKOS CHRYSOHOIDIS, Engineering Geologist, M.Sc.

www.linkedin.com/pub/fragiskos-chrysohoidis/48/808/a59


Areas of expertise:• Geotechnical Investigation | Planning, Supervision & Evaluation;• Geological and Geotechnical Design (field and desk work);• Geotechnical Monitoring | Scheduling and Assessment.

CONTACT US FOR MORE INFORMATION



Tel. +30 210 8228052, +30 210 8222127, Fax. +30 210 8233003

address: 59, 3 rd september str. gr 10433, athens, greece e-mails: [email protected],...

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