"field reconnaissance" is correct and usable in written English.
You can use it when referring to investigations that take place outside in the field, such as surveillance or research. For example: "The team conducted a field reconnaissance to examine the terrain and environment."
Field reconnaissance surveys, interviews and secondary sources are used in the presentation and discussion.
The observed EGs were obtained by field reconnaissance and through the process of hydrological reconditioning of digital elevation models (DEMs).
According to the findings of some field reconnaissance reports, in several precast buildings collapse of cladding panels occurred.
However, in contrast to the smooth concave longitudinal profile expected for a steady-state landscape, topographic analyses reveal the presence of major knickzones (confirmed by field reconnaissance).
A large amount of information was obtained from the field reconnaissance conducted by National Center for Research on Earthquake Engineering [NCREE, 2000.
An overview of the geotechnical aspects of the building damage due to the 2011 Tohoku Pacific Earthquake is presented, based on field reconnaissance made after the earthquake.
While strategic advantages are available from ground and air in the fields of reconnaissance and surveillance without significant endangerment to human life, the landing and take off of UAV's aboard an aircraft carrier demands smooth technology transition while using available technology and policies.
The reconnaissance field surveys were conducted during April and August 2015 to gather field evidence on land grabbing including soil degradation and changes in plant species composition.
Information for the aforementioned criteria was gathered during reconnaissance field survey and clues from unsupervised image classification undertaken preliminary to major field survey.
These reconnaissance field investigations were conducted within 4 weeks after the tsunamis hit the above affected areas.
Reconnaissance field trips and aerial photograph survey identified main green covers in three urban-forest types, namely roadside niches, urban parks, and institutional grounds.
