Scales of boundary resistance in coarse-grained channels: Turbulent velocity profiles and implications

Geomorphology

Volumn 39, Issue 3-4, 2001, Pages 221-238

  Lawless, M ^a   Robert, A ^b  

^a UNIVERSITY OF LEEDS   (United Kingdom)

^b YORK UNIVERSITY   (Canada)

Author keywords

Bed roughness; Boundary shear stress; Gravel bed; Velocity profile

Indexed keywords

BED ROUGHNESS; BEDLOAD; GRAVEL BED STREAM; SHEAR STRESS; TURBULENT FLOW; VELOCITY PROFILE;

EID: 0034875766     PISSN: 0169555X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0169-555X(01)00029-0     Document Type: Article

References (34)

1. Entrainment of gravel from naturally sorted riverbed material
2. Theoretical aspects of flow resistance
3. The characteristics and origin of cluster bedforms in coarse-grained alluvial channels
4. Effects of a pebble cluster on the turbulent structure of a depth-limited flow in a gravel-bed river
5. Threshold of coarse sediment transport in broad and narrow natural streams
6. Measures of flow intensity as predictors of bed load
7. Estimation of flow resistance in gravel-bed rivers: A physical explanation of the multiplier of roughness length
8. The influence of microform bed roughness elements on flow and sediment transport in gravel rivers: Comment on a paper by Marwan A. Hassan and Ian Reid
9. Bedload transport of fine gravel observed by motion picture photography
10. Channel roughness
11. Form resistance in gravel channels with mobile beds
12. Bar form resistance in gravel-bed rivers
13. Rhythmic spacing and origin of pools and riffles
14. Formulas for bed load transport
15. Bed forms and bend-arc spacings of some coarse-bedload channels in upland Britain
16. A new concept of flow in rough conduits
17. Small and medium scale bedforms in gravel-bed rivers
18. Turbulent flow in a depth limited boundary layer
19. The evaluation of grain stress from experiments in a pebble-bedded flume
20. The morphology of riffle-pool sequences
21. Boundary roughness in coarse-grained channels
22. Microscale processes in alluvial channels
23. Characteristics of velocity profiles along rifflepool sequences and estimates of bed shear stress
24. Changes in velocity profiles at roughness transition in coarse-grained channels
25. Space-time correlations of velocity measurements at a roughness transition in a gravel-bed river
26. Turbulence at a roughness transition in a depth limited flow over a gravel bed
27. Turbulent velocity profiles and boundary shear stress in gravel bed rivers
28. Spatially averaged flow over a wavy surface
29. Calculations of the critical shear stress for motion of uniform and heterogeneous sediments
30. Initial motion of coarse sediment in streams of high gradient