horizontal control

horizontal control

[‚här·ə′zänt·əl kən′trōl]
(mapping)
A system of points whose horizontal positions and interrelationships have been accurately determined for use as fixed references in positioning and correlating map features.

horizontal control

In surveying, a basic framework of points whose horizontal position and interrelationship have been determined accurately.
References in periodicals archive ?
The pinching effect becomes increasingly more significant as the horizontal control displacement and vertical load increase.
Laurie MacLean and John Manning then bring us closer to home in time and space with recollections of the 1970s Aerodist surveys to obtain horizontal control for National Mapping's topographic mapping programme in the remoter parts of Australia.
I could be wrong but back in the 1960s when my father was twiddling with the horizontal control to get a better picture on our black and white television, I do not remember anyone concentrating on the event to listen to Miss Venezuela tell us about her concern for the environment, how she had loved to play the violin since childhood or details of her good work taking geriatric patients from the local hospice out for a run in their wheelchairs in the park.
Regarding continuous-transmission network and demarcation of sites by satellite positioning, al-Sada explained that CGIS supervises "Qatar's geodetic network which consists of approximately 6,000 horizontal control survey monuments and 4,500 vertical control survey stations distributed throughout the country".
Virgin Galactic Virgin Galactic's SpaceShipTwo reusable suborbital transport prototype has made its second captive carry flight under the WhiteKnightTwo mothership from Mojave Air and Spaceport, sporting two new horizontal control surfaces on the inboard faces of its twin tail booms.
(N/mm) 2173 [+ or -] 360 N (Total) 5 Table 2 Mode of Failure Group Failure Mode Vertical Horizontal Control Femoral Neck 9 5 5 Subtrochanteric 0 6 0
It is more likely these campaigners will find their smart new gadgets shoved somewhere well beyond their horizontal control
A 25th specimen turned up some while ago, TAILERONS, the plural of TAILERON, a horizontal control surface on an aircraft which can function as both elevator and aileron.
It goes on to explain how various parameters derived from the aircraft's geometry can be used to estimate the size and location requirements of vertical and horizontal control surfaces and the aerodynamic forces required to actuate these surfaces.
This project would require about 20 stereomodels and 10 to 14 horizontal control points.
Tenders are invited for Supply of horizontal control valves at iocl gujarat refinery, vadodara
The astro-fix method for primary horizontal control and barometric heighting for vertical control used for the R502 map series would be insufficient for the forthcoming 1:100,000 scale national topographic map series that was to have relief depicted by contours at 20m vertical intervals.

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