An equation for spreading length, center of mass and maximum run-out shortenings of dense avalanche flows by vertical obstacles

Cold Regions Science and Technology

Volumn 39, Issue 2-3, 2004, Pages 141-151

  Faug, T ^a   Naaim, M ^a   Naaim Bouvet, F ^a  

^a Cemagref   (France)

Author keywords

Avalanche dynamics; Dam; Granular flows; Run out shortening

Indexed keywords

DAMS; SNOW; VELOCITY;

AVALANCHE DYNAMICS; DEFENSE STRUCTURE; GRANULAR AVALANCHE; GRANULAR FLOWS; LABORATORY EXPERIMENTS; RUN OUTS; SIMPLIFYING ASSUMPTIONS; VERTICAL OBSTACLES;

AVALANCHES (SNOWSLIDES);

EID: 34249086300     PISSN: 0165232X     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.coldregions.2004.04.002     Document Type: Article

References (20)

1. Chu, T., Hill, G., McClung, D.M., Ngun, R., Sherkat, R., 1995 Experiments on granular flows to predict avalanche run up Can. Geotech. J. 32, 285-295
2. Domaas, U., Harbitz, C.B., 1999. On avalanche run-up heights on deflecting dams: centre-of-mass computations compared to observations. NGI publication 203, report 581210-4
3. Faug, T., Naaim, M., Bertrand, D., Lachamp, P., Naaim-Bouvet, F., 2003 Varying dam height to shorten the run-out of dense avalanche flows: developing a scaling law from laboratory experiments Surv. Geophys. 24 (5-6), 555-568
4. Faug, T., Naaim, M., Naaim-Bouvet, F., 2004 Experimental and numerical study of granular flow and fence interaction. Ann Glaciol. 38
5. Hákonardóttir, K.M., Jóhannesson, T., Tiefenbacher, F., Kern, M., 2001. A laboratory study of the retarding effect of breaking mounds in 3, 6 and 9 m long chutes. Technical report, VEDURSTOFA ISLANDS, Report No.01007
6. Hákonardóttir, K.M., Hogg, A.J., Jóhannesson, T., Tómasson, G.G., 2003a A laboratory study of the retarding effects of braking mounds on snow avalanches. J. Glaciol. 49 (165), 191- 200
7. Hákonardóttir, K.M., Hogg, A.J., Jóhannesson, T., Kern, M., Tiefenbacher, F., 2003b Large-scale avalanche braking mound and catching dam experiments with snow: a study of the airborne jet Surv. Geophys. 24 (5- 6), 543- 554
8. Harbitz, C.B., Domaas, U., Engen, A., 2000. Design of snow avalanche deflecting dams. Internationales Symposium, Interpraevent 2000, Villach, Osterreich, Tagunspublikation 1, 383-396
9. Hutter, K., Koch, T., Pluss, C., Savage, S.B., 1995 The dynamics of avalanches of granular materials from initiation to runout: Part II. Experiments. Acta Mech. 109, 127- 165
10. Irgens, F., Schieldrop, B., Harbitz, C.B., Domaas, U., Opsahl, R., 1998 Simulations of dense-snow avalanches on deflecting dams Ann. Glaciol. 26, 265- 271
11. Keller, S., Ito, Y., Nishimura, K., 1998 Measurements of the velocity distribution in ping-pong-ball avalanches. Ann. Glaciol. 26, 259-264
12. Larsen, J.O., Norem, H., 1996. The effect of dam constructions as mitigative measures. 14 years of experience from a full-scale project. International Conference "Avalanches and Related Subjects", Proceedings. Kirovsk, Russie, 2 - 6 September 1996, Centre of Avalanche Safety of "Apatit" JSC, Galciological Association, chairman: Vladimir Golovanov, pp. 59-65
13. Lied, K., Moe, A., Kristensen, K., Issler, D., 2002. Full scale avalanche test site and the effect of the catching dam. NGI report 581200-35, Norwegian Geotechnical Institute
14. Naaim, M., 1998 Dense avalanche numerical modeling, interaction between avalanche and structures. In: Hestnes, E. (Ed.), 25 Years of Snow Avalanche Research, Voss 12- 16 May 1998 Proceedings, vol. 203. NGI Publications, Oslo, pp. 187- 191
15. Naaim, M., Faug, T., Naaim-Bouvet, F., 2003 Dry granular flow: erosion and deposition modelling. Surv. Geophys. 24 (5- 6), 569- 585
16. Naaim-Bouvet, F., Naaim, M., Faug, T., 2004 Dense and powder snow avalanches: momentum reduction by a fence. Ann. Glaciol 38
17. Salm, B., 1990. Schnee, Lawinen und Lawinenschutz. Lecture notes, ETH Zurich, Abt. II, VI, VIII, X
18. Tai, Y.C., Gray, J.M.N.T., Hutter, K., Noelle, S., 2001 Flow of dense avalanches past obstructions. Ann. Glaciol. 32, 281- 284
19. Voellmy, A., 1955 Uber die Zerstorungskraft von Lawinen Schweiz. Bauztg. 73 (12), 159- 162
20. Wieland, M., Gray, J.M.N.T., Hutter, K., 1999 Channelized freesurface flow of cohesionless granular avalanches in a chute with shallow lateral curvature. J. Fluid Mech. 392, 73- 100