air survey

air survey

[¦er ¦sər‚vā]
(engineering)

air survey

A survey conducted from the air for mapping, geological, and other purposes. Aircraft carry a variety of instruments for survey work in addition to cameras. The main task in carrying out cartographic surveys is taking vertical photographs. Satellites are taking over this task more and more from the aircraft.
References in periodicals archive ?
When it comes to air trends, group air survey respondents point to continued increases in both airline capacity and volume across all regions.
The project and its website contain more than a million photographs and was created by pioneering air survey company Aerofilms Ltd, which was set up by First World War veterans Francis Lewis Wills and Claude Grahame-White.
Although NIOSH and NCI attempted to eliminate certain confounding factors by focusing on nonmetal mines, the DEMS does not adequately address other confounding factors including how cigarette smoke and non-diesel airborne pollutants impact workers' cancer risks, the use of carbon monoxide and horsepower as surrogates for diesel exhaust, and modeling 1998-2001 air survey data to the 1947-1997 study period where no actual diesel air monitoring data existed.
Thanks to the leadership of one of our members, Carole Winters, a scientist, we linked up with the Open Air Laboratories, OPAL, and have helped scientists in their national air survey.
A total of 60 million roubles have been allocated from the federal budget in 2011 to sponsor air survey in Yakutia, although the republic needs 350 million roubles for these purposes.
The contract for operation and maintenance of equipment used for assuring quality of air survey of Riyadh City has been given to Saudi Arabian Adeeb Intergraph Co.
This air survey showed that the animals had recolonized all of the Aleutian Islands, but in the core areas where they had been abundant in 1965, their numbers had dropped by about half.
Near the end of this ambitious fieldwork project, the wide-ranging programme of archaeological air survey, which had been undertaken by Northamptonshire County Council, and in effect master-minded by Glenn Foard, was one of the earlier county initiatives to be taken under the umbrella of the English Heritage National Mapping Programme (NMP), which was founded in 1992.
The Finnish experts have just completed an air survey of Cavan, Monaghan and Armagh counties.
Most enquiries are from company executives with tight schedules needing a fast reliable service with minimum delays, but other work includes contracts for the oil and gas industry, air survey work, the transport of medical supplies and individual 'taxi' use for its helicopter.
The compressed air survey followed a process of reviewing each site, assessing and analysing compressed air systems and producing a feasibility action plan.