UNIVERSITY OF ARCHITECTURE, CIVIL ENGINEERING AND GEODESY
Department of Hydraulics and Hydrology
EXAMINATION TOPIC LIST
RIVER MORPHOLOGY AND RIVER TRAINING WORKS
For students 4th course,
HYDRAULIC STRUCTURES at UACEG
A: Part I – River morphology
-
Formation of river-bed (river-course) in natural condition, River-bends, meandering rivers.
-
River-bed stability - criterions.
-
Water movement in rivers. Structure of turbulent flow. Velocity distribution in a river cross-section.
-
River flow as uniform flow, General consideration. Sequence of hydraulic calculation of free water surface.
-
River flow as non-uniform flow, General consideration. Methods for hydraulic calculation of free water surface in natural rivers.
-
Hydraulic calculation of bifurcations and confluences, cutoffs and bottle necks, backwaters.
-
Transversal circulation of river flows. Graphical presentation of river-flow dynamics.
-
Sediments. Sediment characteristics and classification.
-
Sediment movement in rivers. Suspended load and bed load definitions. formulae.
-
Suspended load equilibrium concentration. Transport formulae. Bed-form and alluvial roughness.
-
River-bed deformation - erosion and accumulation.
-
Prediction of general scour and local scour around bridge piers.
B: Part II – River training works
-
Planning and design of training works. Stages of design procedures
-
Plane geometry of regulated river channels. Longitudinal profile and determination of equalized bed slope-general principles.
-
Hydraulic dimensioning of normal regularization (design) cross section. Stable cross-section of sand-bed rivers.
-
Specification of construction materials for river regulation structures.
-
Specification of elements of structures for river regulation works.
-
Design of channel rectification, fixation and constriction - longitudinal and transversal structures.
-
Design and construction of riverbed stabilization structures-revetments and bed fixation sills.
-
River regulation peculiarities of navigable rivers
-
Stream guiding systems utilizing transversal circulation.
-
Principles of flood control. Design of flood protection works.
-
Gully (Gulch) stabilization works.
-
Environmental problems in river training works.
REFERENCES -
Т.С. Радославов – Корекции на реки, София, ДИ “Наука и изкуство”, 1955;
-
Н. Радев – Отводнителни системи и корекции на реки, Техника, София, 1994;
-
С.Н. Корюкин - Регулирование русел рек в мелиоративных целях, Москва, издателство “Колос”,1972 г.
-
А.В. Караушев - Речная гидравлика, Гидрометеоиздат, Ленинград, 1969;
-
P. Ph. Jansen – Principles of River Engineering, Pitman Pbl, 1979;
-
B. Przedwojski, R. Blazejewski, K.W.Pilarczyk - River Training Techniques, A.A.Balkema, 1995.
December 2006, Sofia Lecturer:
/Assoc. Prof. D-r Kr. Daskalov/
Head of Department:
/Assoc. Prof. D-r Kr. Daskalov/
Сподели с приятели: |