While the voltage level is above the DC rail current is supplied by the inductor.

While a number of private railroads exist and provide mostly commuter-type services, the national railway, Ferrovie dello Stato, also provides sophisticated high-speed rail service that joins the major cities of Italy from Naples through northern cities such as Milan and Turin.

While many ports reopened after the war, they ( and coastal shipping in general ) faced huge pressure from rail ( presumably now offering improved freight rates compared to the 1910 era ).

While the standard Tube map mostly avoided representing mainline rail services, a new variant of the map issued in 1973, the ' London's Railways ' map, was the first to depict Tube and surface rail services in a diagrammatic style closely matched to Beck's designs.

While the original rail has long since been replaced because of age and wear, and the roadbed upgraded and repaired, the lines generally run on top of the original, handmade grade.

While high-speed rail is usually designed for passenger travel, some high-speed systems also offer freight service.

While the CSX rail line still runs through the town, train station has closed.

While rail crews built east from Portland, others continued west up the Yellowstone valley.

While it is not as rail dependent as it once was, Arlington still maintains a rail connection with BNSF Railways via a spur line.

While it continues to own the rail network, the network is operated by the MTR Corporation Limited under a 50-year service concession, for which the MTR Corporation Limited makes annual payments to KCRC.

While some rail systems have more signal boxes than others, most future signalling projects will result in increasing amounts of centralised control relegating the lineside signal box to niche or heritage applications.

While users of prepaid rail passes can freely interchange between the two networks, regular ticket holders must purchase a second ticket, or a special transfer ticket, to change from a Toei line to a Tokyo Metro line and vice versa.

While moving from Scotland the division suffered the loss of 210 officers and men killed, and another 224 injured in the Quintinshill rail crash, near Gretna, that involved the 1 / 7th Royal Scots.

While in Florida, Flagler was struck with the lack of good rail transportation south of Jacksonville, the equally poor availability of good lodging, and the potential the impoverished state held as a vacation destination for northerners.

While it did so, the same sized products were re-engineered to run on much more realistic two rail ( with a " T " profile rail ) track.

While the Federation worked to expel all non-union miners from the county, mine owners refused to negotiate over the Federation's complaints, and the struggle degenerated into violence by both parties ; while the mine owners tried desperately to import non-union miners from elsewhere in the state, the Federation used its clout to barricade roads and rail lines into Cripple Creek.

While there are several disused freight rail links, the light rail is the only used rail connection to Port Melbourne.

While this is in some part attributable to slab track's decreased sound absorption qualities, a more significant factor is that slab track typically uses softer rail fasteners to provide vertical compliance similar to ballasted track ; these can lead to more noise, as they permit the rail to vibrate over a greater length.

While the term help desk initially implied the place where employees received technical support for the organizations IT infrastructure, that scope has broadened widely in meaning and use.

While military forces interdict insurgents and assure security, Provincial reconstruction teams are tasked with infrastructure building, like constructing roads and bridges, assisting during floods, and providing food and water to refugees.

While China invested roughly 9 % of its GDP on infrastructure in the 1990s and 2000s, most emerging economies invested only 2 % to 5 % of their GDP.

While these settlements may, in time, grow to become both legalised and indistinguishable from normal residential neighbourhoods, they start off as squats with minimal basic infrastructure.

While the universities share some infrastructure, they remain separate institutions.

While VeriSign later changed SiteFinder's behaviour with regard to email, there was still widespread protest about VeriSign's action being more in its financial interest than in the interest of the Internet infrastructure component for which VeriSign was the steward.

While public spending on infrastructure grew by 1. 7 % annually between 1956 and 2004, it has remained constant as a share of GDP since early 1980s.

While many analysts debate the magnitude, evidence has shown a statistically significant positive relationship between infrastructure investment and economic performance.

While having survived relatively intact throughout the years of war 1939-1945, the city faced increasing changes in the 1950's and 1960's due to rising demands for apartments, the eagerness to rebuild and most of all the new developement of infrastructure ( especially increased automobile traffic ).

While cities certainly have a larger variety of markets and goods than rural areas, infrastructure congestion, monopolisation, high overhead costs, and inconvenience of cross town trips team up to make marketplace competition as often as not worse in cities than in rural areas.

While each federal republic manages this division of powers differently, national security and defense, monetary policy, and other issues of a " national " scope are handled at the " federal " level while more local issues such as road and infrastructure maintenance and education policy are handled at the local level.

While on-the-ground support of disaster recovery efforts is a major part of FEMA's charter, the agency provides state and local governments with experts in specialized fields and funding for rebuilding efforts and relief funds for infrastructure by directing individuals to access low interest loans, in conjunction with the Small Business Administration.

While the United States supported the transition authority, it did so mainly by underwriting contracts to replace destroyed infrastructure and thus avoided a direct military involvement, allowing the ANZAC led force to take the lead.

While the institutional design on the communist systems were based on the rejection of rule of law, the legal infrastructure was not immune to change reflecting decaying ideology and the substitution of autonomous law.

While Butler may have been responsible for the first ore strike, it took men of wealth and power to consolidate the mines and reinvest their profits into the infrastructure of the town of Tonopah.

While in power he implemented wide-ranging programs of infrastructure development and economic reform.

While the duplicated tanks cost space in some applications, the increased range and flexibility where ( LPG or NG ) infrastructure is incomplete may be a significant incentive to purchase.

While infrastructure development may initially be damaging to the natural environment, justifying the need to assess environmental impacts, it may contribute in mitigating the " perfect storm " of environmental and energy sustainability, particularly in the role transportation plays in modern society.

While many of these novels were popular, the economic infrastructure of the time did not allow these writers to make a living through their writing alone.

While developing the basic infrastructure, various business partners were courted and business models were considered.

While the airport continues to expand and enhance its infrastructure it has also added numerous amenities, including free courtesy cell phone parking ( located in the rear of Lot 6B ).

While Southwest did indicate willingness to pay for upgrades to the airport, there were also problems with the transportation infrastructure around Boeing Field, which was not designed to handle traffic in and out of a major passenger airport.

While it often seems the infrastructure that once complemented the river ’ s function now serves to bypass it, these ongoing alterations to the resource reflect the history of the object, the people who exploited its assets, and the manner in which it shaped its bordering communities as well as New York City.

While reliant on the DNS infrastructure, which has known vulnerabilities, this authentication is strong enough that it can be used for whitelisting purposes because spammers and phishers cannot usually bypass this verification when they use zombie computers to forge the domains.