A tutorial on the piecewise regression approach applied to bedload transport data

USDA Forest Service - General Technical Report RMRS-GTR

Volumn , Issue 189 RMRS-GTR, 2007, Pages 1-44

  Ryan, Sandra E ^a   Porth, Laurie S ^a  

^a ROCKY MOUNTAIN RESEARCH STATION   (United States)

Author keywords

Bedload transport; Breakpoint; Piecewise linear regression

Indexed keywords

BEDLOAD; GRAVEL; MODELING; REGRESSION ANALYSIS; SAND; SEDIMENT TRANSPORT;

EID: 34247372201     PISSN: 02775786     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (22)

1. Andrews, E.D. 1984. Bed-material entrainment and hydraulic geometry of gravel-bed rivers in Colorado. Geological Society of America Bulletin. 95: 371-378.
2. Andrews, E.D.; Nankervis, J.M. 1995. Effective discharge and the design of channel maintenance flows for gravel-bed rivers. In: Costa, J.E.; Miller, A.J.; Potter, K.W.; Wilcock, P.R. eds Natural and Anthropogenic Influences in Fluvial Geomorphology: The Wolman Volume; Geophysical Monograph 89. Washington, DC: American Geophysical Union: 151-164.
3. Bates, D. M.; Watts, D.G. 1988. Nonlinear Regression Analysis and Its Applications (section 3.10). New York: Wiley. 365 p.
4. Bunte, K.; Abt, S.R.; Potyondy, J.P.; Ryan, S.E. 2004. Measurement of coarse gravel and cobble transport using a portable bedload trap. Journal of Hydraulic Engineering. 130(9): 879-893.
5. Efron, B.; Tibshirani, R.J. 1993. An Introduction to the Bootstrap. New York: Chapman and Hill. 436 p.
6. Emmett, W.W. 1976. Bedload transport in two large, gravel-bed rivers, Idaho and Washington. In: Third Federal Inter-agency Sedimentation Conference: Proceedings; 1976 March 22-25; Denver, CO. 4: 101-114.
7. Gomez, B.; Naff, R.L.; Hubbell, D.W. 1989. Temporal variations in bedload transport rates associated with the migration of bedforms. Earth Surface Processes and Landforms. 14: 135-156.
8. Gomez, B.; Hubbell, D.W.; Stevens, H.H. 1990. At-a-point bedload sampling in the presence of dunes. Water Resources Research. 26: 2717-2931.
9. Jackson, W.L.; Beschta, R.L. 1982. A model of two-phase bedload transport in an Oregon Coast Range stream. Earth Surface Processes and Landforms. 7: 517-527.
10. Lisle, T.E. 1995. Particle size variations between bed load and bed material in natural gravel bed channels. Water Resources Research. 31(4): 1107-1118.
11. nd ed. Burr Ridge, IL: Irwin. 1181 p.
12. Paola, C.; Seal, R. 1995. Grain size patchiness as a cause of selective deposition and downstream fining. Water Resources Research. 31(5): 1395-1407.
13. Parker, G. 1979. Hydraulic geometry of active gravel rivers. Journal of the Hydraulics Division, American Society of Civil Engineers. 105(HY9): 1185-1201.
14. Parker, G.; Klingeman, P.C. 1982. On why gravel bed streams are paved. Water Resources Research. 18: 1409-1423.
15. Reid, I.; Frostick, L.E. 1986. Dynamics of bedload transport in Turkey Brook, a coarse grained alluvial channel. Earth Surface Processes and Landforms. 11: 143-155.
16. Ryan, S.E.; Emmett, W.W. 2002. The nature of flow and sediment movement at Little Granite Creek near Bondurant, Wyoming. Gen. Tech. Rep. RMRS-GTR-90. Ogden, UT: U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station. 48 p.
17. Ryan, S.E.; Porth, L.S.; Troendle, C.A. 2002. Defining phases of bedload transport using piecewise regression. Earth Surface Processes and Landforms. 27: 971-990.
18. Ryan, S.E.; Porth, L.S.; Troendle, C.A. 2005. Coarse sediment transport in mountain streams in Colorado and Wyoming, USA. Earth Surface Processes and Landforms. 30: 269-288.
19. SAS Institute Inc. 2004. SAS/STAT 9.1 User's Guide. Cary, NC: SAS Institute Inc.
20. Schmidt, L.J.; Potyondy, J.P. 2004. Quantifying channel maintenance instream flows: an approach for gravel-bed streams in the Western United States. Gen. Tech. Rep. RMRS-GTR-128. Fort Collins, CO: U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station. 33 p.
21. Whiting, P.J.; Dietrich, W.E.; Leopold, L.B.; Drake, T.G.; Shreve, R.L. 1988. Bedload sheets in heterogeneous sediment. Geology. 16: 105-108.
22. Whiting, P.J.; Stamm, J.F.; Moog, D.B.; Orndorff, R.L. 1999. Sediment-transporting flows in headwater streams. Geological Society of America Bulletin. 111(3): 450-466.