Trig point meaning

A trig point is a fixed surveying station used to map out and measure specific points on the Earth's surface.


Trig point definitions

Word backwards girt tniop
Part of speech The part of speech of the word "trig" is a noun, acting as an adjective to describe the type of point. The compound word "trig point" is typically used as a noun.
Syllabic division trig point - trig point
Plural The plural of the word "trig point" is "trig points."
Total letters 9
Vogais (2) i,o
Consonants (5) t,r,g,p,n

The trig point, also known as a triangulation station or trigonometrical station, is a fixed surveying station used in geodesy and surveying. These points are typically marked by a concrete pillar or a metal column, often topped with a brass plate with a survey mark. Trig points are used to establish a network of control points for mapping and surveying purposes.

Importance of Trig Points

Trig points play a crucial role in the accurate mapping of land and in establishing geodetic control networks. Surveyors use trig points as reference points to measure angles and distances between various locations. By connecting multiple trig points through a process known as triangulation, surveyors can create a network of accurately positioned points across a landscape.

Construction of Trig Points

Trig points are typically constructed using durable materials that can withstand the elements and remain stable over long periods. The pillars are often made of concrete or stone, while the survey marks on top are usually brass or stainless steel. The height of the trig point above the ground is carefully measured and recorded to ensure accurate calculations during surveys.

Modern Technology and Trig Points

While trig points have been used for centuries, modern surveying techniques such as GPS have reduced the reliance on physical trig points. However, many trig points still exist and are maintained as part of historical surveying networks. These points serve as valuable reference marks for both historical and contemporary surveying efforts.

In conclusion, trig points are essential surveying tools that have played a significant role in mapping and geodetic surveying for many years. While technology has advanced, trig points remain an integral part of surveying networks, providing valuable reference points for accurate measurement and mapping.


Trig point Examples

  1. While hiking in the mountains, we reached the trig point to take in the breathtaking views.
  2. Surveyors used a trig point as a reference for measuring distances and angles in the field.
  3. The trig point served as a crucial navigational landmark for sailors out at sea.
  4. During the orienteering competition, participants had to locate the trig point hidden in the forest.
  5. The trig point on the hill was a popular spot for photographers capturing panoramic vistas.
  6. Geocachers found the hidden treasure near the trig point after solving a series of clues.
  7. The trig point on the campus map helped new students find their way around the university.
  8. Hikers used the trig point as a rest stop to enjoy a snack and refuel before continuing their trek.
  9. Researchers placed monitoring equipment near the trig point to study changes in the environment over time.
  10. The trig point was a popular meetup spot for outdoor enthusiasts embarking on group hikes.


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  • Updated 12/06/2024 - 03:39:08