Prof. Mikael Rinne4 September 2018

Master programme in GeoengineeringStudy path “Rock Engineering”

Mikael Rinne

2

• 1988 DI (MSc), Aalto Univ. (former TKK)

• 1987-2008 Consulting and research(Companies in Finland and Sweden))

• 1996-2000 PhD studies at KTH, Sweden

• 2006 – 2008 PhD studies at TKK/Aalto, Finland

• 2008 - professor at TKK/ Aalto Univ.

Äspö HRL, rad waste disposal research

E18 Muurla-Lohjanharju tunnels

Citybanan railway under Stockholm

Angouran zink mine, Iran

1)

3)

σ= tensile stress 10 MPa

2)

Time dependent tensile failure using parameters defined for Äspö diorite.

Study path “Rock Engineering” 4.9.2018

3

WHAT IS ROCK ENGINEERING?WHERE IS IT NEED?

Contents• Rock Engineering, tunnelling and mining• Underground applications• Rock Engineering study path • Research and facilities

Kiviteollisuusliitto ry

Rock Engineering, Mining and Tunnelling

Tunnelling

Mining

Dimensional stone industry

AggregatesMining machine manufacturers

• Rock Engineering application for Civil- and Mining Engineering• Rock Engineers have lot of opportunities for different kind of work careers

4

Underground facilities

5

• Traffic tunnels and underground parking areas• Civil shelters• Multiple purpose tunnels (freshwater, sewage,

cables…) • Technical (e.g. server) rooms and storages • Water treatment plants, water distribution • Power stations and heat distribution• Facilities for sports and gyms, ski-tunnels..• Restaurants, church, art hall...

Study path “Rock Engineering” 4.9.2018

Finland is the first country to start final disposal of high-level waste

6

1

2

3

4

Study path “Rock Engineering” 4.9.2018

7

Topical tunnelling projects ...

Länsimetro, Underground line West from Helsinki

Ring rail line between Helsinki City and the airport

Center line in Helsinki City (under planning)

Aalto University

Study path “Rock Engineering” 4.9.2018

Study path “Rock Engineering” 4.9.20188

https://youtu.be/NhN6iVGYKeY

https://www.youtube.com/watch?v=N3PrLcj2fVg

https://www.mtv.fi/uutiset/kotimaa/artikkeli/suomen-ja-viron-valisen-rautatietunnelin-rakennustyot-saattavat-alkaa-jo-ensi-vuonna/6671952#gs.ppb5ERs

MTV3 JULKAISTU 25.11.2017 19:46

Peter Vesterbacka. Kuva Pro Uutiset

Helsinki- Tallinn tunnel…

Helsinki underground:

Study path “Rock Engineering” 4.9.20189

Temppeliaukio underground church, Helsinki City

CNN video Youtube: Europe's Underground City - Helsinki:http://www.youtube.com/watch?v=jXNyEiw28D0

The World of Underground Opportunities (mostly about Helsinki):http://www.youtube.com/watch?v=fGILwarH18s

10

Foundations

Bedrock

Engineering Geology(incl. Applied Geophysics)

Geotechnical Engineering

Highway Engineering

Rock Engineering (incl. Mining Engineering)

Soil

Geoengineering at Aalto 2018

Groundwater

Road structures

- Geology- Material sciences- Physics- Mechanics- Chemistry- IT and economics

Rock Engineering study path provides

11

• Readiness to utilize bedrock as an underground space and as a mineral and energy resource.

• Proficiency in designing optimal structures in the rock and expertise to carry out these plans in a safe, economic and most environmentally friendly way.

• The core fields are rock mechanics, excavation techniques and applied geosciences.

12

Geoengineering

12

Master’s thesis (30 cr)• See instructions in Aalto Into

https://into.aalto.fi/display/engeo/Completing+your+master%27s+thesis

Elective studies (30 cr)• Course suggestions in INTO• Exchange studies warmly

recommended!

Common studies (30 cr)Obligatory courses

• Engineering Geology• Geotechnics• Structural Design of Roads• Rock Excavation• Building Materials Technology (CIV)• Finite Element Method

Advanced studies (30 cr)Student selects 6 courses (5 cr each)• Advanced Soil Mechanics• BIM in Construction (CIV)• Bituminous Materials and Mixtures• Economic Geology and Mineral Economics• Foundation Eng. and Ground Improvement• Fundamentals of Structural Design (CIV)• Geometric Design of Roads• Numerical Methods in Geotechnics• Project Course in Geoengineering• Reinforced Concrete Structures (CIV)• Road Maintenance and Rehabilitation• Rock Construction• Rock Mechanics• Seminar in Geoengineering• Special Assignment in Geoengineering

Course suggestions for “Study tracks”

13

4.9.2018

ADVANCED STUDIES 30 cr Rock EngineeringV= Very Important, S=suggested, A=Additional V S A

• Foundation Engineering and Ground Improvement x• Advanced Soil Mechanics x• Numerical Methods in Geotechnics x• Rock Mechanics x• Rock Construction x• Bituminous Materials and Mixtures x• Geometric Design of Roads x• Road Maintenance and Rehabilitation x• Seminar in Geoengineering x• Special Assignment in Geoengineering x• Project Course in Geoengineering x• Fundamentals of Structural Design (CIV) x• Reinforced Concrete Structures (CIV) x• Building Information Modelling in Construction (CIV) x

Course suggestions for “Rock Engineering”

14

4.9.2018

ELECTIVE STUDIES 30 cr Rock EngineeringV= Very Important, S=suggested, A=Additional V S A

• Mechanics of Beam and Frame Structures (CIV) x• Construction Management (CIV) x• Operations management in Construction (CIV) x• Environmental Risk Analysis (WAT) x• Sustainability in environmental eng. (WAT) x• Circular economy in environmental eng. (WAT) x• Transport System Planning (SPT) x

Core Courses in Rock EngineeringRock Mechanics, period I. Advance studies• Rock and rock mass as material• Rock stress and its measurements• Failure mechanisms • Laboratory and field testing of rock

properties

15

Rock Excavation, period III.Common studies• Drilling, blasting and excavation methods

for quarrying, tunneling and mining.• Blasting and explosives• Loading, hauling, dumping and crushing. • Rock reinforcement, grouting, ventilation

and dewatering.

Rock Construction, period VAdvance studies• Planning and special requirements for the typical rock facilities• Special solutions for excavation and reinforcement • Rock reinforcement design concept for underground spaces and mining. • Monitoring of rock structures. • Environmental impact of excavation. • Legislation related to rock construction.

Rock Engineering Master’s thesis topics 2015-2016 topics

• Rock mechanics analyses of exfoliation fractures at Långören island• Utilization of modern chemical water proofing technologies in underground construction• Numerical thermal back-calculation of the Kerava Solar Village underground thermal

energy storage• Thermal energy storage concepts and their feasibility• Feasibility of mechanized bolting rigs in tunneling projects• Excavation quality and statistical evaluation of laser scanned tunnel cross-sections• Excavating the entrance of the tunnel with a thin rock roof• Nitrogen residues from bulk emulsion explosives• 3D stress state change monitoring using displacement measurements• Requirements for initial data in photogrammetric recording of rock joint surfaces• Reliability of rock surface model in terms of quantity and quality of percussion drillings

16

Research

18

Ongoing research:• Mechanical Properties of Rock Joints –KARMO (Uotinen)

Application of Photogrammetry and 3D printing technology to study scale-dependency of fracture surface properties

• On-line monitoring and risk management in deep mining (Mishra, Kiuru)

Finnish Academy funded project • Dust distribution from open-pits (Sairanen) • The New Energy Solar Community Concept (SCC) project

– Solutions for undergrouns energy storage (Janiszewski)

Study path “Rock Engineering” 4.9.2018

• Strength and deformation properties of rock, backfill, concrete etc.

- Nuclear waste disposal-Tunnelling projects - Mine projects

• Drillability properties of rock• Frictional properties of rock joints• Point load strength of rock• Tilt table device etc

Pressure apparatus MTS 815 for material testing

Rock laboratory - testing and research

19

Study path “Rock Engineering” 4.9.2018

Research tunnel

Study path “Rock Engineering” 4.9.2018

20

100 mVäestönsuojaTKK:n päärakennus

KoetunneliResearch tunnel

Univ. Main buildingUG civil defence shelter

Research tunnel• Drilling, bolting, hauling & loading exercises• Exercises in geological and geophysical investigations

Study path “Rock Engineering” 4.9.2018

ModellingSoftware:- FLAC 2D/3D- UDEC, 3DEC- PFC 2D- PHASE 2, EXAMINE- FRACOD2D- UNWEDGE, SWEDGE,SLIDE,DIPS- Surpac

Projects 2008-2015:- Posiva, several projects- Radiation and Nuclear Safety Authority Finland,several projects- Lemcon Oy & Skanska Oy- Inmet, Pyhäsalmi mine- Kemi mine- Agnico Eagle, Kittilä Gold Mine

3DEC modelling of ice weight and seismic loading effects on bedrock

Resources and infrastructure

European Mining Course• EMC is a joint master program, under the European Mining,

Minerals and Environmental Program (EMMEP)• ~ 20 EMC mining students are at Aalto during the fall• Joint activities with Rock Engineers and EMC (Rock

Mechanics course, excursions, industry presentations etc)

Study path “Rock Engineering” 4.9.2018

23