RD&D-Programme 2004 - SKB

2003 2004 2005 2006 2007 2008
Design steps D0
D1 D2
Phases of
safety assessments
Planning of
methods
SR-Can
SR-Site
Technology development
Alternative studies
Excavation methods
Data from methods for
rock extraction to SR-Can
Updating of technology for rock
extraction after processing in SR-Can
Rock sealing
In-depth understanding of system:
rock-grout-grouting technology
Further development of methodology for rock
characterization and grouting strategy
Engineering materials
Study of materials
Optimization with respect to
execution technology
Deposition adapted to
local rock conditions
Deposition technology
Feasibility study, study of respect distance
to fracture zones
Existing deposition technology
and machine
Further development of methodology for assessment
of site-specific respect distance to fracture
Development of deposition technology, possibly
new machine
Buffer
Existing reference material
Fabrication study and material selection
Backfilling and closure of
deposition tunnels, accesses,
other openings, boreholes
Feasibility study
Study of materials
and technology
Pilot test
Large-scale barrier tests
at Äspö HRL
Large-scale backfill tests
Backfill and Plug Test
Data from the tests, flow measurement
Mining
of test
Reporting
Canister Retrieval
Data from the tests, water saturation process
Mining of test
Reporting
Prototype Repository
Data from the tests
Data from the tests
Mining of
outer section
Reporting
Technology development
machines
Concept studies, radiation protection,
feasibility with choice of reference
Design
Accounts RD&D 2004
Application
encapsulation
plant
RD&D 2007
Application
deep
repository
2003 2004 2005 2006 2007 2008
Figure 12. Plan for technology development during the site investigation phase.
RD&D-Programme 2004 395