GeoResources-Journal-4-2020_Geobrugg natural testing

14 Geotechnics
I r s rch pr j c h WSL I s i u r S w
d Av ch R s rch SLF g h r wi h i s i dusry
p r r G brugg AG, v ri us d s s r b i g
c rri d u u d r r is ic c di i s i h Swiss A ps
si c 2019 – i c udi g i Oc b r 2020 (Fig. 1).
-
-
Beginnings o Rock all Barrier Testing
T rs r c b rri r s s w r c rri d u s r y
s h d h 1980s d h b gi i g h 1990s,
h ugh h i h ‘ ur v ri ’ w s s i us d
i s c s s: T r c s w r r d d w s p i
b rri r s s hi h b rri r. D p di g h rr i ,
h s b c s r p d y ch g d r c , b u c d, d
c s qu y hi h s wh r i u c r d
r.
A h ugh h s s s pr vid d v u b u d
i sigh s i h p r r c such sys s, i s
b c c r h h ir sig i c c w s i i d. B c us
y di r p r rs w r i v v d, h y did
w r c p ris s b w h di r pr c-
i sys s.
Standardized Tests or Comparison and
Quality Assurance
T gic c s qu c w s d v p s h d
which w d r c p ris h di r syss
b s d pr d d, c r b p r rs.
A h d w s gr d up which is s i s b ish d
d y, i which b rri r is s d by b i g s ruc i
h id d (MEL, M xi u E rgy L v ), r by
w succ ssiv s ri s i h id d (SEL, S rvic
E rgy L v ). Swi r d d p d h Eur p s-
s ss pr c dur E AG 027 ( r id-2018 EAD
DP 14-34-0059-01.06). I Swi r d, y r c
pr c i s high qu i y r w d b us d.
T Swiss F d r O c r h E vir h s
pub ish d guid h qu i y ss ss r c
pr c i s d h ir u d i s, which, g
h r hi gs, d s wi h h ch ic r quir s
r r c pr c i s wi h r g rd MEL
s s [1].
GeoResources Journal 4 | 2020
www.georesources.net
Eicher:
Rock all Tests under realistic Conditions in the Swiss Alps

Geotechnics 15
Additional realistic Tests or Research
and Development
Ov r h p s d c d s, xib r c b rri rs wi h
high- si s wir s h v s b ish d h s v s
w r dwid s ci d r i b pr c iv s-
ur . A h s i , h rgy- bs rp i c p ci i s
h v i cr s d r 1,500 10,000 J [2]. Wi h such
high rgi s d i s c s s high r s ruc ur s, h
qu s i i vi b y ris s g i s h c ‘ u-
r ’ i p c s, i. . i p c s r b u d rs h s ri h
y p i , p ssib y s r i g s h y d s .
I I suiss -sp s r d r s rch pr j c h
WSL I s i u r S w d Av ch R s rch SLF
g h r wi h h i dus ry p r r G brugg AG, h
i u c s di r d c s s h v b d r i d
i v ri us d s s si c 2019 (Fig. 2). his d,
x siv s ri s d s s is b i g c rri d u ur
rr i h Swiss F ü P ss i h c Gris s,
i which r c s di r sh p s d si s (Fig. 3) r
pr j c d i r c b rri r. A WSL r p r h
i i i r su s r 2019 h s r dy b pub ish d [3].
B h h s b c s d h b rri r r quipp d wi h
v ri us s s rs sur h di g di r -
s h pr c i sys (Fig. 4). F r x p , h
s s r i v s ig i g h w y i which s ri s di r
i p c p si i s, h r i h s b c s, d di -
r i p c v ci i s c h b h vi ur h b rri r.
I ddi i , h s b c s r s quipp d wi h
s s rs h sur h r i d cc r i
h r c duri g i s d i s i p c wi h h b r-
ri r. I c bi i wi h high-r s u i dr r c rdi
gs d vid r c rdi gs r di r vi wi g g s,
h r j c ri s d v ci i s h i dividu b c s
c b r c s ruc d i d i (Fig. 5), b i g h r -
s rch rs g i ur h r i sigh s i h i r c i
p r rs.
Implications to Date
T v u i h d h s sh w h ddi i
s s c w b c rri d u supp h -
d ry s s. T y w r r dy u d r c sid r i
i h 1990s, bu w r si p y sib h i
du h c sid r b y p r r s d v p
s s r d c pu r ch gy. T i h SLF
is ur h r r h r c -si u i d s. F r
Eicher:
Rock all Tests under realistic Conditions in the Swiss Alps
GeoResources Journal 4 | 2020
www.georesources.net

16 Geotechnics
G brugg, h cus is c i ui g p i i h
b rri rs c r r r c s s h y ccur u d r ur
c di i s by usi g s s r dy c rri d u h s
si d h w, r r is ic s s.
Re erences
WSL Institute or Snow and Avalanche
Research SLF
https://www.sl .ch/de
-
-
-
[1] B u , R. (2018): Gru d g ür di Qu i ä ssich
ru g v S i sch gschu u d d r Fu d -
i . A i u g ür di Pr xis. Bu d s ür U w ,
B r . U w -Wiss Nr. 1805, 42 S. O i : www.
b u. d i .ch/uw-1805-d
[2] Br u , P. (2017): W r d R c rd i R c Pr c i .
G R s urc s J ur (3-2017), pp. 19–20. O i :
h ps://www.g r s urc s. /d w d/G R s urcs-J
ur -3-2017.pd
[3] S ch , M. A.; C vi , A. (2020): R su s s s
Ch Sur : 13 h S p b r d 4 h Oc b r, 2019.
WSL B r. 97. 81 p. WSL B rich : V . 97. Bir sd r :
WSL-I s i u ür Sch - u d L wi rschu g SLF;
Eidg. F rschu gs s ür W d, Sch u d L d-
sch WSL. O i : h ps://www.s .ch/d /2020/10/
s i sch g s s-u r-r i s h -b di gu g .
h # b 1- b2
Geobrugg as part o the BRUGG Group
Manuel Eicher
-
-
https://www.geobrugg.com
GeoResources Journal 4 | 2020
www.georesources.net
Eicher:
Rock all Tests under realistic Conditions in the Swiss Alps