The Classification of European Inland Waterways is a set of standards for interoperability of large navigable waterways forming part of the Trans-European Inland Waterway network within Continental Europe and Russia. It was created by the European Conference of Ministers of Transport (ECMT; French : Conférence européenne des ministres des Transports, CEMT) in 1992, [1] hence the range of dimensions are also referred to as CEMT Class I–VII.
The size for each waterway is limited by the dimensions of the structures including the locks and boat lifts on the route.
Class I corresponds to the historical Freycinet gauge decreed in France during 1879. The larger river classification sizes are focused on the carriage of intermodal containers in convoys of barges propelled by a push-tug. Most of the canals of the United Kingdom have smaller locks and would fall below the dimensions in the European classification system. In 2004, the standards were extended with four smaller sizes RA–RD covering recreational craft, which had originally been developed and proposed via PIANC. [2] The proposal to add the recreational sizes was adopted by United Nations Economic Commission for Europe resolution 52. [3] [4] In 2015 an updated version was published. [5]
Type of inland waterways | Classes of navigable waterways | Motor vessels and barges | Pushed convoys | Minimum height under bridges (m) | |||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Designation | Length (m) | Breadth (m) | Draught (m) | Tonnage (t) | Length (m) | Breadth (m) | Draught (m) | Tonnage (t) | |||
For recreational navigation | RA | Open boat | 5.5 | 2.00 | 0.50 | 2.00 | |||||
RB | Cabin cruiser | 9.5 | 3.00 | 1.00 | 3.25 | ||||||
RC | Motor yacht | 15.0 | 4.00 | 1.50 | 4.00 | ||||||
RD | Sailing boat | 15.0 | 4.00 | 2.10 | 30.00 | ||||||
Of regional importance to east of Elbe | I | Gross Finnow | 41 | 4.7 | 1.40 | 180 | 3.0 | ||||
II | BM–500 | 57 | 7.5–9.0 | 1.60 | 500–630 | ||||||
III | 67–70 | 8.2–9.0 | 1.60–2.00 | 470–700 | 118–132 | 8.2–9.0 | 1.6–2.0 | 1,000–1,200 | 4.0 | ||
Of regional importance to west of Elbe | I | Barge | 38.5 | 5.05 | 1.80–2.20 | 250–400 | |||||
II | Kampine-Barge | 50.0–55.0 | 6.6 | 2.50 | 400–650 | 4.0–5.0 | |||||
III | Gustav Koenigs | 67.0–80.0 | 8.2 | 2.50 | 650–1,000 | ||||||
Of international importance | IV | Johann Welker | 80.0–85.0 | 9.5 | 2.50 | 1,000–1,500 | 85 | 9.5 | 2.5–2.8 | 1,250–1,450 | 5.25 or 7.00 |
Va | Large Rhine class | 95–110 | 11.4 | 2.5–4.5 | 1,600–3,000 | 5.25 or 7.00 or 9.10 | |||||
Vb | 1×2 convoy | 172–185 | 3,200–6,000 | ||||||||
VIa | 2×1 convoy | 95–110 | 22.8 | 7.00 or 9.10 | |||||||
VIb | 2×2 convoy | 140.0 | 15.0 | 3.90 | 185–195 | 6,400–12,000 | |||||
VIc | 2×3 convoy | 270–280 | 2.5–4.0 | 9,600–18,000 | 9.10 | ||||||
3×2 convoy | 195–200 | 33.0–34.2 | 2.5–4.5 | ||||||||
VII | 3×3 convoy | 285 | 14,500–27,000 |
Barge typically refers to a flat-bottomed vessel which does not have its own means of mechanical propulsion. Original use was on inland waterways, while modern use is on both inland and marine water environments. The first modern barges were pulled by tugs, but on inland waterways, most are pushed by pusher boats, or other vessels. The term barge has a rich history, and therefore there are many types of barges.
Canals or artificial waterways are waterways or engineered channels built for drainage management or for conveyancing water transport vehicles. They carry free, calm surface flow under atmospheric pressure, and can be thought of as artificial rivers.
The River Avon, also in central England flows generally southwestwards and is a major left-bank and easternmost tributary of the River Severn. It is also known as the Warwickshire Avon or Shakespeare's Avon, to distinguish it from several other rivers of the same name in the United Kingdom.
A waterway is any navigable body of water. Broad distinctions are useful to avoid ambiguity, and disambiguation will be of varying importance depending on the nuance of the equivalent word in other ways. A first distinction is necessary between maritime shipping routes and waterways used by inland water craft. Maritime shipping routes cross oceans and seas, and some lakes, where navigability is assumed, and no engineering is required, except to provide the draft for deep-sea shipping to approach seaports (channels), or to provide a short cut across an isthmus; this is the function of ship canals. Dredged channels in the sea are not usually described as waterways. There is an exception to this initial distinction, essentially for legal purposes, see under international waters.
The canal network of the United Kingdom played a vital role in the Industrial Revolution. The UK was the first country to develop a nationwide canal network which, at its peak, expanded to nearly 4,000 miles in length. The canals allowed raw materials to be transported to a place of manufacture, and finished goods to be transported to consumers, more quickly and cheaply than by a land based route. The canal network was extensive and included feats of civil engineering such as the Anderton Boat Lift, the Manchester Ship Canal, the Worsley Navigable Levels and the Pontcysyllte Aqueduct.
A ship canal is a canal especially intended to accommodate ships used on the oceans, seas, or lakes to which it is connected.
The canals of the United Kingdom are a major part of the network of inland waterways in the United Kingdom. They have a varied history, from use for irrigation and transport, through becoming the focus of the Industrial Revolution, to today's role of recreational boating. Despite a period of abandonment, today the canal system in the United Kingdom is again increasing in use, with abandoned and derelict canals being reopened, and the construction of some new routes. Canals in England and Wales are maintained by navigation authorities. The biggest navigation authorities are the Canal & River Trust and the Environment Agency, but other canals are managed by companies, local authorities or charitable trusts.
A body of water, such as a river, canal or lake, is navigable if it is deep, wide and calm enough for a water vessel to pass safely. Navigability is also referred to in the broader context of a body of water having sufficient under keel clearance for a vessel.
The inland waterways of the United States include more than 25,000 mi (40,000 km) of navigable waters. Much of the commercially important waterways of the United States consist of the Mississippi River System—the Mississippi River and connecting waterways.
Inland navigation, inland barge transport or inland waterway transport (IWT) is a transport system allowing ships and barges to use inland waterways. These waterways have inland ports, marinas, quays, and wharfs.
John Hore was an English engineer, best known for making the River Kennet and River Avon navigable. Hore was one of the earliest English canal engineers, and Sir Alec Skempton wrote that he was "in the first rank among the navigation engineers". The Hutchinson Chronology of World History described his work on the Kennet navigation as "[setting] a new standard for inland waterways, and is an important forerunner of the canals of the Industrial Revolution".
Inland Waterways Authority of India (IWAI) is the statutory authority in charge of the waterways in India. It was constituted under IWAI Act-1985 by the Parliament of India. Its headquarters is located in Noida, Uttar Pradesh.
The Canal de la Deûle is one of the oldest canals in northern France, originally connecting the river Scarpe near Douai with the river Lys at Deûlémont near the Belgian border. Roughly half of its original length has been absorbed in the high-capacity Dunkerque-Escaut waterway, as shown on the map, and the remaining length through the port of Lille is often considered as a branch of the main route, hence the alternative names Liaison or Antenne Bauvin-Lys. This official name was never adopted by the local population, which refers simply to the Deûle, evoking its original state as a natural river, although it has the size and the appearance of a built canal. It is 34.8 kilometres (21.6 mi) long with 3 locks.
The World Association for Waterborne Transport Infrastructure (PIANC) is an international professional organisation founded in 1885. PIANC’s mission today is to provide expert guidance and technical advice on technical, economic and environmental issues pertaining to waterborne transport infrastructure, including the fields of navigable bodies of water (waterways), such as canals and rivers, as well as ports and marinas. It is headquartered in Brussels in offices provided by the Flemish government of Belgium. Its earlier names were the Association Internationale Permanente des Congres de Navigation (AIPCN) until 1921, then as the Permanent International Association of Navigation Congresses (PIANC). It is additionally known as the International Navigation Association.
A péniche is a steel motorised inland waterway barge of up to 350 tonnes' capacity. Péniche barges were built to fit the post-1880s French waterways and the locks of Freycinet gauge. They are visually similar to a Dutch barge, but built to different specifications.
Keitele Canal is water route in Central Finland. It is about 45 km long. The canal consists of six lakes and five self-service locks.
The Unified Deep Water System of European Russia or UDWS is a system of inland waterways in Russia linking the White Sea, the Baltic Sea, the Volga River, Moscow, the Caspian Sea and—via the Sea of Azov—the Black Sea. In 2010, UDWS carried 70 million tons of cargo and 12 million passengers, making up two-thirds of overall inland waterway traffic volume in Russia. There are 60 common-use ports and quays in the UDWS, including three international ports, so Moscow is sometimes called "the port of the five seas".
A widebeam is a canal boat built in the style of a British narrowboat but with a beam of 2.16 metres or greater.
The reference water levels are used on inland waterways to define a range of water levels allowing the full use of the waterway for navigation. Ship passage can be limited by the water levels that are too low, when the fairway might become too shallow for large ships, or too high, when it might become impossible for the target ships to pass under the bridges. The goal of establishing the reference water levels is to balance the safety of navigation and economic value of the waterway. Reference levels are set up based on statistics obtained from the multi-decadal observations.
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