- clearance obstructions
- габарит приближения строений
Англо-русский железнодорожный словарь. 2013.
clearance obstructions
Смотреть что такое "clearance obstructions" в других словарях:
Clearance diver — A US Navy work diver is lowered to the sea bed during a dive from the USNS Grasp (ARS 51) off the coast of St. Kitts. A clearance diver was originally a specialist naval diver who used explosives underwater to remove obstructions to make harbours … Wikipedia
Clearance car — A Washington Metro railcar, originally built for passenger service, later converted to a clearance car. Note the addition of feelers to the car. A clearance car is a type of railroad car in maintenance of way service. Its purpose is to check the… … Wikipedia
clearance — n. 1 the removal of obstructions etc., esp. removal of buildings, persons, etc., so as to clear land. 2 clear space allowed for the passing of two objects or two parts in machinery etc. 3 special authorization or permission (esp. for an aircraft… … Useful english dictionary
terrain-clearance radar — A specialist radar system that helps in flying from peak to peak rather than accurately following the terrain contours. Aircraft maintains a pre set height and is warned of obstructions, which are at a pre set slant range away. The instructions… … Aviation dictionary
Instrument flight rules — (IFR) are a set of regulations and procedures for flying aircraft whereby navigation and obstacle clearance is maintained with reference to aircraft instruments only , while separation from other aircraft is provided by Air Traffic Control. In… … Wikipedia
renal system — ▪ anatomy Introduction in humans (human body), organ system that includes the kidneys, where urine is produced, and the ureters, bladder, and urethra for the passage, storage, and voiding of urine. In many respects the human excretory, or… … Universalium
Bronchiectasis — is a disease that causes localized, irreversible dilatation of part of the bronchial tree. Involved bronchi are dilated, inflamed, and easily collapsible, resulting in airflow obstruction and impaired clearance of secretions. Bronchiectasis is… … Wikipedia
Traffic signal preemption — is a type of system that allows the normal operation of traffic lights to be preempted, often to assist emergency vehicles.[1][2] The most common use of these systems is to manipulate traffic signals in the path of an emergency vehicle, stopping… … Wikipedia
clear — [klir] adj. [ME cler < OFr < L clarus, orig., clear sounding, hence clear, bright: for IE base see CLAMOR] 1. free from clouds or mist; bright; light [a clear day] 2. free from cloudiness, muddiness, etc.; transparent or pure; not turbid [a … English World dictionary
Double-stack rail transport — A BNSF double stack train passing through Cajon Pass in California … Wikipedia
River engineering — The Los Angeles River is extensively channelized with concrete embankments. River engineering is the process of planned human intervention in the course, characteristics or flow of a river with the intention of producing some defined benefit.… … Wikipedia
