FOURTEENTH INTERNATIONAL

CONGRESS ON LARGE DAMS

RIO DE JANEIRO, Brazil

3-7 May 1982

QUATORZIEME CONGRÈS

INTERNATIONAL

DES GRANDS BARRAGES

RIO DE JANEIRO, Brésil

3-7 mai 1982

TRANSACTIONS

COMPTES RENDUS

v, , ... o,,«+ï RdOther papers

Volume III Question 54 -Autres rQpport8

TABLE OF CONTENTS

OF VOLUME III

TABLE DES MATIÈRESDU VOLUME III

Page

Papers on Question 54 VII

Wording of Question 54 VIII

Table of Contents of Papers on

Question 54 IX

General Report on Question 54 637

General Papers 691

Table of Contents of General

Papers ,692

Communications 1079

Table of Contents of Communica¬

tions 1081

Page

Rapports sur la Question 54 ,. VII

Libellé de la Question 54 VIII

Table des Matières des Rapportssur la Question 54 IX

Rapport Général Question 54 . 637

Rapports de Synthèse 691

Table 'des Matières des Rapportsde Synthèse 692

Communications 1079

Table des Matières des Communi¬

cations 1081

V

PAPERS ON Q. 54

RAPPORTS SUR LA Q. 54

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TABLE OF CONTENTS OF PAPERS

TABLE DES MATIÈRES DES RAPPORTS (

Question n° 54

i.ia 'j

Page

R, 1. M. LUKÂC (Czechoslovakia).Failure of reservoir banks stability caused by wave abrasion ., 1

R. 2. L. BOUFOUS, M. LAMRANI ABOU ELASSAD, M. URECH, M.

BRUTTIN {Maroc).Definition des mesures contre l'envasement de la retenue sur l'Oued

Neckor au Maroc 11

R, 3. S. TAKASU (Japan).

Hydraulic design and model tests on a sediment release facility of

Unazuki dam 21

T. OKADA, K, BABA {Japan).Sediment release plan at Sakuma Reservoir 41

K. R1ENOSSL, P. SCHNELLE (Austria).Sedimentation of small reservoirs in the High Alps 65

G. INNERHOFER, H. LOACKER (Austria),The stability of the rock rim of the Bolgenach reservoir 83

M. FRENETTE, J.-C. SOURIAC, J.-P. TOURNIER (Canada).Modélisation de l'alluvionnement de la retenue de Péligre, Haïti 93

J. GRACIA SANCHEZ (Mexico).

Mathematical model for simulation of delta formation and erosion

downstream of a reservoir ,, 117

D. R. D. PEGGS, P. VALLIAPPAN (Canada),The behavior of sensitive marine clay reservoir slopes 131

J, G. KOBILKA, H. H. HAUCK (Ausiria).Sediment regime in the backwater ponds ofthe Austrian run-of-river

plants on the Danube ,,,,,..

151

R. II. J.C. DOORNKAMP, D. BRUNSDEN, J.R. RUSSELL, A.N.S.

KULASINGHE, E. M. GOSSCHALK (Oreat Britain).

A geomorphological approach to the assessment of reservoir slope

stability and sedimentation —163

R. 12. Y. N. YOON (Korea),Estimation of silting load and capacity loss rate of irrigation reser¬

voirs in Korea '75

R. 4.

R. 5.

R. 6.

R. 7.

R. 8.

R. 9.

R, 10.

IX

R. 13. Q. W. HAN, Z. J. TONG (China).

The impact of Danjiangkou reservoir on the downstream river chan¬

nel and the environment 189

R. 14. S. HÂNCU, F. IONESCU, C. CONSTANTINESCU {Romania).

Some problems concerning the reservoir sedimentation on the

Romania's rivers 201

R. 15. A. S. HARRISON, W. J. MELLEMA (USA).

Sedimentation aspects of the Missouri river dams 213

R. 16. L. P. MIKAILOV, I. A. PECHERK1N, S. M. USPENSKY, U.N.

SOKOLNIKOV (USSR).Reservoirs shores engineering-geological and environmental aspects 229

R. 17. J. S. ROCHA, L. B. DA CUNHA, R, G. ENRIQUES (Portugaf).

Distribution of sediment along reservoirs 239

R. 18. G. SCARTASCINI, H. L. DALLA SALDA (Argentina).

A method used by Agua y Energia Elcctrica, Sociedad del Estado

(Republica Argentina) for computing the silting-up process in

impounding dams 255

R. 19. V. VLCEK (Tchécoslovaquie).Alluvionnement par transport solide de fond et en suspension du

réservoir de Nové Mlyny et moyens de lutte 275

R.20. C. A. PUGH, D. W. HARRIS (USA).

Prediction of landslide-generated water waves ,. 283

R.21. John LOWE III, I. H. R. FOX (USA).Sedimentation in Tarbela reservoir 317

R.22. P. J. MOORE (Australia).Effect of seepage on reservoir slope stability 341

R. 23. H. N. C. BREUSERS, G. J. KLAASSEN, J. BRAKEL, F. C. VAN

ROODE (The Netherlands).Environmental impact and control of reservoir sedimentation .. 353

R. 24. A. ROOSEBOOM, G. W, ANNANDALE (South Africa).

Sediment movement through reservoirs 373

R. 25. Ph. DAWANS, J. CHARPIÉ, W. GIEZENDANNER, H. P. RUFFE

NACHT (Suisse).

Le dégrèvement de la retenue de Gebidem : essais sur modèle et

expériences sur prototype 383

R.26. J. MOHAN, S. S. TIAGL U.S. RAJVANSHI {htdla).Effects of sedimentation at Ichari reservoir 409

R. 27. B. H. RAJAN (India).Reservoir sedimentation studies of Tungabh&dra réservoir project,Karnataka, India 419

R. 28. H. LAUFFER, N. SOMMER (Austria).Studies on sediment transport in mountain streams of the Eastern

Alps 431

«rv

Page

R. 29. A. HUBER (Switzerland).Impulse waves in Swiss lakes as a result of rock avalanches and

bank slides. Experimental results for the prediction of the characte¬

ristic numbers of these waves 455

R.30. L. VAJDA, V. MILISIC (Yugoslavia).Forecast of sedimentation in the Danube water storage 477

R. 31. Ir. SUNARNO, Ir. SUTADJI (Indonesia).Reservoir sedimentation-technical and environmental effects ...

489

R. 32. 0. VIGNOLI Filho (Brazil).

Investigation of average long-term suspended sediment discharge 502

R. 33. W. L. PONÇANO, A. F. GIMENEZ, C. A. G. LEITE, C. CARLS-

TRON Filho, F. L. PRANDINI, M. S. DE MELO (Brazil).Silting up of reservoirs in southern Brazil. First results and a metho¬

dological approach 517

R. 34. GROUPE DE TRAVAIL DU COMITÉ FRANÇAIS (France^Contrôle de l'alluvionnement des retenues. Quelques exemples types 537

R. 35. GROUPE DE TRAVAIL DU COMITÉ FRANÇAIS (France).Études et travaux réalisés en France en raison de l'instabilité des

versants de retenue 563

R. 36. A. GALLICO, L. S. YEH, M. BERGAMINI (Italy).Performance of Techi reservoir 591

R. 37. H. J. MOORHEAD, G. P. SIMS (Great-Britain).Sediment deposition in reservoirs on the river Tana, Kenya ... 601

R. 38. M. MOUELHI, G. VIGIER, P. HUYNH, E. RONDOT (Tunisie).

Barrage de Sidi Salem. Problèmes d'instabilité des rives en relation

avec la présence de gypse dans la cuvette 615

GENERAL REPORT Q. 54

RAPPORT GÉNÉRAL Q. 54

O.R. - Q. 34

TABLE OF CONTENTS TABLE DES MATIÈRES

I. RESERVOIR SEDIMENTATION

1. Case history 642

2. Estimation of the amount and

distribution of sediment «ecu

mulated in the reservoir ...643

2.1. Determination of the in

coming sediment loud . 643

2.2. Determination of the trap

efficiency of the reservoir 646

2.3. Determination of the unit

weight of the depositedmateria! 64ft

2.4. Distribution of depatit*along reservoir 647

3. Survey of reservoir tedimenut

tion 641

4. The technical and environmen¬

tal effects of retervoir wjdimen

talion 650

5. Remedial measures........ 659

5.1. Soil and conservation

measures in the catch

mew ««a .....,.,.,. 65*»

5.2. Intercepting «diment in

the upper reach» &&§

5.3. Mushing of «edtmem

through bottom outlets . 661

5.4. Provisions for venting of

density current ....... «6

5.5. Dredging to recover

storage space Aft?

I. ALUJVIONNKMliNT

l>kS RKTPNUPS

1. F.xperiencch vécues 642

2. Estimation de* sédiment» x

dcpo»ant dan* k reservoir . . 643

2.1. Determination des

apport* solide»....... 643

2.2. Determination du taux de

décantation dani les rete

nue» ...,..,,.. 646

2.3. Détermination du poidsvolumique dci depots .. 646

2.4. Repartition des dépôts le

long de la retenue ... 647

3. fttude de r«HuvH»micment

d'une «tenue 649

4. Aspect» techniques et tnctden

« sur l'environnement de l'ai

luvkmnemcnt de* retenues ,. 650

5. Menuret d* protection . ... 659

5.1. Mesure» de conservation

de» sol* ûêm k »»»m

versant • 659

5.2. Interception de» aé

diment» 4m% de» bas

«nu en awtunt ....... 660

5.3. Ch«iw d*» «cdiment» pur

des vidange» de fond . . 661

SA. Disposition» permettantl'évacuation de* courant*

de densité 666

5.5. Dragage dans te fout de

récupère» de la capacitéunie .,..,.,

mi

11. BANK INSTABILITY

I. Bank state» 6TO

1.1. Case history ......... 671

1.2. Factor» «fleeting bank

slide* 6?}

11. INSTABILITEDKS VgttSANTS

î Glissement de* «remit..... 670

l.i fr%petttmxvécues .. .. .

671

î 2 facteur» affectant te

glissement de» versants 673

§40

G.R. - Q. J4

1.3. Prediction of surges 676

1.4. The environmental and

technical effects of bank

instability 679

1.5. Remedial measures in

preventing the bank slides 680

1.6. Forecasting and moni

taring of bank slides ..682

2. Bank caving due to wave

action 683

3. Subsidence due to the rise in

water table 686

III. SUBJECTS

FOR DISCUSSION

1.3. Prevision des vagues

provoquées par les glisse¬ments 676

1.4. Conséquences techniquesde l'instabilité des ver¬

sants et effets sur l'envi¬

ronnement 679

1.5. Mesures à prendre pour

éviter le glissement des

versants 680

1.6. Prévision et surveillance

du glissement des versants 682

2. Erosion des versants par l'effet

des vagues 683

3. Tassements provoqués par la

montée de la nappe phréatique 686

III. SUJETS PROPOSÉSPOUR LA DISCUSSION

fiFNFRAl PAPERSVjii_lii«.li/nL. rnrtnu

RAPPORTS DE SYNTHÈSE

TABLE OF CONTENTS OF GENERAL PAPERS

TABLE DES MATIÈRES DES RAPPORTS DE SYNTHÈSE

Presented by ;

Présentés par :

G.P. R.S. 1. - Japanese Committee on Large Dam» . . . 693O.P. R.S. 2. US Committee on Large Pan» .... .... 729O.P. R.S. 3. - Canadian Committee on Large Dam» . . . , .. 757

O.P. R.S. 4. - Netherlands Committee on Large Dam» . . . 783G.P. R.S. 5. - Portuguese Committee on Large Dam* .

.,, g4lG.P. R.S. 6. Austrian Committee on Large Dam» . .... ft&jO.P. R.S. 7. Norwegian Committee on Large Dam*

. . 883G.P. R.S. 8. Swiss Committee on Large Dam» .

. »g9G.P. R.S. 9. Brazilian Comittce on Large Dams 959G.P. R.S. 10. Cornue français de» grand» barrage* 995G.P. R.S. II, Yugoslav Committee on Large Dam* . 1035

G.P. R.S. 12. Spanish Committee on Urge Dam* 1049

COMMUNICATIONS

TABLE OF CONTENTS OF COMMUNICATIONS

TABLE DES MATIERES DES COMMUNICATIONS

C, 1. J. F. A. SILVE1RE, N.S.T. PATERNO, R. C C. de CARVALHO, S.

C, KUPERMAN (Brazil).

Grouting of contraction joints in concrete structures at Agua Ver-

melha dam-Instrumentation and behaviour 1083

C. 2. Y. CHOW. H. TAYLOR (Canada).

Design and performance of a high rockflll cofferdam (Revelstoke)and a cellular cofferdam (Peace Canyon) 1099

C. 3. W. PACELLI DE ANDRADE. J. T. FRANCA FONTOURA, R.

MACHADO BITTENCOURT, E. A. GUERRA (Brazil).

Thermal properties of concrete for some Brazilian dams 1111

C. 4. K, KALLEBERG (Norway).Energy recovery by formation of a hydraulic jump at tunnel outlets 1139

C. 5. S. A. RANA, M. A. STEVENS (USA).Reservoir sedimentation in the proposed Jragung dam, Java, Indo¬

nesia 1149

C 6. 0. PAITOVI, L. PI BOTTA. E. R. LONGOBARDI (Argentina).

Dynamic stability analyses of Alicura dam 1161

C. 7. L. HERNANI DE CARVALHO (Brazil).Dewatering for a cut off trench in a deep pervious foundation -

Armandi Ribeiro Goncalves dam 1185

C. 8. J. G. JACOBSEN (Norway).Gated versus ungated spillways 1197

C. 9. T. OHNO, S.NAGAO, A.MIZOGUCHI, K. KUNI (Japan).

Improved experiments ofcontrol technique of grouting in dam foun¬

dation 1203

C. 10. C. LEVRAT, P. DEBREUILLE (France).Influence de la retenue sur les lectures de pendule d'un barrage 1223

C. 11. J. COTELO NEIVA, A. CORREIA DE SOUSA, L. BRAGA DA

CRUZ (Portugal).Elude géologique et gèotechnique du site du barrage de Foz-Coa 1229

C. 12. E M. LAURENZON, R. G. MEIN (Australia).A flexible model for spillway design flood computation 1247

C 13. J. M. ORTEGA MARTINEZ, L CARRERO (Venezuela).

Detip of Yaeambu dam 1263

C. 14. J. AUBERT (France).Construction et comportement du joint périmétra) du barrage de

Ponviel ••

1287

1081

C. 15. J. G. CHARRUA-GRAÇA (Portugal).Determination of the state of stress in rock masses by the "

stress

tensor tube method"

I

C. 16. R. DEL HOYO FERNANDEZ GAGO (Spain).

Design and construction of the Villagudin dam (rockflll dnm with

reinforced concrete facing) 1

C. 17. L. YGES (Spain).New control measures for the Atarar dam I

C. 18. T. H1ROSE (Japan).

Research and practice concerning RCD method I

82