9th Workshop on the Hydraulics of Ice Covered Rivers

Fredericton, New Brunswick -1997



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Introductory material

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Opening Session

Variation of Climate and Streamflow Over the Saint John River Basin Since 1872

F.K. Hare, R.B. Dickison and S. Ismail (pp. 1-22)

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Session 1: Hydropower :Operational Issues


Internet Video Monitoring of Ice Boom Performance

R. Crissman and L. Lalumiere (pp. 23-42)

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Lake Winnipeg Regulation  - Ice Stabilization Program

H. Zebigniewicz (pp. 43-54)

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Operation of Peaking Hydropower Plant in Winter: Estimating Downstream Water Surface Profile and Release Constraints

S. Daly, A. Tuthill and R. McGilvary (pp. 55-72)

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Headpond Ice Jams – Where Will They Occur?

D. Judge, S.T. Lavender, R. Carson and S. Ismail (pp. 73-88)

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Session 2: River Hydraulics

The Effect of Uncertainty in Ice Roughness of Equilibrium Ice Thickness and Stage

K. White and S. Daly (pp. 89-100)

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Fluid Resistance of Rubble Field of Ice

F. Hara, F. Kawai, H. Kinoshita, H. Saeki and H. Yamaguchi (pp. 101-110)

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Factors of Influencing Ice Conveyance at River Confluence

R. Ettema, M. Muste and A. Kruger (pp. 111-124)

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Breakup Ice Control Structure for the Salmon River in Connecticut

A. Tuthill and K. White (pp. 125-140)

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Session 3: Ice Processes


Field Measurements of Anchor and Frazil Ice

K. Hirayama, K. Terada, M. Sato, K. Hirayama, M. Sasamoto and M. Yamazaki (pp. 141-152)

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Anchor Ice Formation and Growth on Gravel Channel Bed

D. Kerr, H.T. Shen and S. Daly (pp. 153-172)

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Extreme Frazil and Bottom Ice Formation Causing Ice Problems in a Regulated River

R. Asval (pp. 173-182)

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Session 3B: Design Considerations


Design Method to Counter Abrasion of Hydraulic Structures due to Ice Sheet Movements

F. Hara, K. Ohshima, M. Hanada. M. Ujihira, H. Tachibana and H. Saeki (pp. 183-196)

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Ice load Measurements on the Lake Erie-Niagara River Ice Boom: 1996-97

B. Cowper, R.Abdelnour, Y.Gong and R. Crissman (pp. 197-216)

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Ice Bridges: Theory and Design

M. S. Troitsky (pp. 217-224)

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Session 4: Ice Jams


Effects of Climate on River Ice Breakup and Jamming

S. Beltaos (pp. 225-244)

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Experimental Study on the Process of Ice Jam Development

T. Kawai, F. Hara, S. Masaki, A. Nishihata and H. Saeki (pp. 245-256)

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Ice Jam Progression on the Upper Saint John River

J. Zufelt, A. Tuthill and J.Stanley (pp. 257-268)

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Session 5: Computer Modeling


A Comparison of the ICEJAM and RIVJAM Ice Jam Profile Models

D. Healy, F. Hicks and S. Beltaos (pp. 269-288)

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Evolution of the “ICEJAM” Model

R. Carson and J. Groeneveld (pp. 289-302)

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Modeling an Ice Jam Release Surge on the Saint John River, New Brunswick

F. Hicks, K. McKay and S. Shabayek (pp. 303-314)

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Session 6: Environmental Aspects


Effects of River ice on Bank Morphology and Riparian Vegetation along Peace River Clayhurst to Fort Vermilion

L. Uunila (pp. 315-334)

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Trends in River Ice Cover in Atlantic Canada

W. Brimley and C. Freeman (pp. 335-350)

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Ice Jam Flood Mechanisms on the Porcupine River at Old Crow, Yukon Territory

M. Jasek (pp. 351-370)

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Session 7: Ecology and Biochemistry

Ice Conditions in the Southwest Miramichi River and its Possible Influence on Winter Movement of Post-Spawned Atlantic Salmon

D. Caissie, S. Douthwright, R. Cunjak and B. Burrell (pp. 371-390)

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The Limitations Imposed by Winter Ice on Potential Grow-out Sites for the Surf Clam Spisula Solidissima

A. Boghen and A. St-Hilaire (pp. 391-408)

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Temporal Variation of Physical Parameters in the Lower Restigouche Estuary, During the Ice-Covered Season

M. Clement, and a. St-Hilaire (pp. 409-424)

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Winter Habitat Availability for Salomonids in Newfoundland Streams – A Comparison Between Stream Orders and Habitat Type

Dave Scruton, K. Clarke, F. Bowdring and C. Pennell (pp. 425-440)

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Poster Session


Influence of ice cover and Sediment Temperature on Intertidal Benthic Inverterates on the Windsor Mudflat, Minas Basin, Bay of Fundy

V.A.. Partdidge (pp. 441-442)

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