Hydraulic Structures: Fourth Edition

10.3.4 Piped drops A piped drop is the most economical structure compared with an inclined drop for small discharges of up to 50 ...

10.3.5 Farm drop structures Farm channel drops are basically of the same type and function as those in distribution canals, the ...

Solution CREST DESIGN Adopt a rectangular crest (Fig. 10.18). B0.55d1/2; for a trapezoidal crest, B0.55 (Hd)1/2andHdD 1 99 ...

—— (1988b) A comprehensive study of scour of cantilevered pipe outlets. Journal of Hydraulic Research, 26 (5): 509–24. Bonasound ...

Melville, B.W. and Chiu, Yee-Meng (1999) Time scale for local scour at bridge piers,J. of Hydraulic Engineering, ASCE, 125, No. ...

Chapter 11 Inland waterways 11.1 Introduction Navigation on inland waterways is the oldest mode of continental trans- port. Alth ...

opened in 1869, shortening the sea routes between Europe and the Far East by 16 000 km; nowadays it is used by 15 000 ships/year ...

11.2 Definitions, classification and some waterways 11.2.1 Definitions and classification of waterways Waterways can be divided ...

(1972) as the standard barge for waterways of international importance, together with the recommendation that class IV to class ...

The famous Caledonian Canal linking the east and west coasts of Scotland (Inverness to Fort William) passes right through Loch N ...

There are also a large number of isolated waterways in the boundary regions of the European continent connected with the sea, es ...

These measures may be electrical (switching of the generator outlet to water resistance), mechanical (disconnecting the linkage ...

The above measures can be used singly or jointly. However, it must be emphasized that although they can reduce the surges from p ...

11.4 Transport on inland waterways 11.4.1 Utilization of inland waterways The influence of inland navigation in various countrie ...

11.4.2 Traction, push-tow and lighters Barges may be self-propelled or towed or pushed by tugs. On some contin- ental canals die ...

11.5 Canalization and navigation canals 11.5.1 Canalization A free-flowing river can be canalized by a series of barrages with n ...

from the river or the branching of canals may create special traffic and construction problems – see also Section 8.7.1. Section ...

whereLis the length of the tow,
the maximum drift angle, bthe width of the tow, cthe clearance between the tow and channel bank ...

economic aspects depending on the type of vessel and the parameters of the waterway. It is usually up to 15–20 km/h on a deep an ...

(withRin kN 102 andin m s^1 ), where 0.140.28 (0.14 for steel hulls and 0.28 for wooden ones) and 1.7k3.5 (k1.7 for s ...