Tools & Calculators · 14 Feb 2026
Tool For – Making of Chainage Marked Drone Videos (2026 Updated)
Free tool that turns DJI drone video SRT files into chainage-marked outputs along a KML alignment. The 2026 update supp…
Blog 37 posts
Field notes, free tools & templates.
Calculators you can use in the browser, field books and conversion tables you can print, webinars and project write-ups. Made for the people who do the survey.
Webinars & Training · 22 Sep 2025
Drone Chainage Video Making – BGol Webinar
Webinar recording on turning corridor drone videos into chainage-labelled videos: camera angle, flight plan tips and SR…
Tools & Calculators · 28 Aug 2025
Number to Words (India)
Type any number and get it written in words the Indian way (lakh, crore). A free browser tool for estimates, bills and…
Tools & Calculators · 28 Aug 2025
Triangle Sides Calculator
Enter any two sides of a right-angled triangle and get the third. A free offline field calculator for 3-4-5 and custom…
Tools & Calculators · 28 Aug 2025
Traverse Adjustment Tool
Adjust a survey traverse and check its closure with this free browser-based tool, with a video walkthrough.
Tools & Calculators · 28 Aug 2025
Total Station Accuracy Visualizer
Compare the angular accuracy and linear error of total stations and a theodolite at distances up to 5000 m. A free, off…
Tools & Calculators · 28 Aug 2025
Surveyor Calculator
A free offline calculator for surveyors and engineers: standard arithmetic plus geometry, unit conversions and field ut…
Tools & Calculators · 28 Aug 2025
Polygon Partition Tool
Draw or import a polygon, split it into parts and get areas and perimeters, all in your browser. Built for surveyors, c…
Tools & Calculators · 28 Aug 2025
Multi-Converter (Linear, Area, Volume, Slope)
A free all-in-one converter for linear, area, volume and slope units, including local Indian units. Runs in your browse…
Tools & Calculators · 28 Aug 2025
Area Calculator of Known Shapes
Free browser tool to calculate the area of common shapes: square, rectangle, triangle, circle, trapezoid and parallelog…
Tools & Calculators · 28 Aug 2025
Area Calculator of Any Shape (Manual Input)
Calculate the area of any polygon by typing in X/Y coordinates. A free, lightweight browser tool for the field, with a…
Tools & Calculators · 28 Aug 2025
Area Calculator of Any Shape (CSV)
Calculate the area of any polygon by uploading a CSV of coordinates. Free, works offline in the browser, with column ma…
Tools & Calculators · 14 Aug 2025
UTM to Lat-Long Converter
Convert UTM easting and northing into latitude and longitude with this free browser tool. An offline copy is available…
Hiring & Notices · 8 Aug 2025
Marketing – Contact Trishunya for Land Surveying Projects
Trishunya Survey Solutions: Elevate Your Project with Unmatched AccuracyFrom urban master plans to coastal hydrography…
Hiring & Notices · 8 Aug 2025
Contact for Land Surveying Needs
Our Expertise: High-precision Total Station & DGPS Surveys Accurate Control Network Establishment Detailed Topographic…
Hiring & Notices · 8 Aug 2025
Contact For Accurate Land Surveying
Precision lies at the heart of every successful project.At Trishunya Survey Solution, we specialize in Total Station &…
Projects & Portfolio · 7 Aug 2025
Portfolio – Trishunya 2.0
At Trishunya Consultancy & Infrastructure, our surveying expertise is showcased through a diverse portfolio of critical…
Projects & Portfolio · 7 Aug 2025
Portfolio – Trishunya
At Trishunya, we turn complex terrain into clear, actionable data—leveraging GNSS, drone photogrammetry, LiDAR and tota…
Hiring & Notices · 7 Aug 2025
Hiring – DGPS Land Surveyor
We’re Hiring! Trishunya Consultancy & Infrastructure Pvt. Ltd. is expanding its dynamic team! We’re on the lookout for…
Field Books & Templates · 6 Aug 2025
Unit Conversion Table
Field surveyors often juggle between different units—Bigha, Hectares, Square Meters, Gaz, and even obscure regional uni…
Field Books & Templates · 6 Aug 2025
Various Survey Field Book Formats – Excel
Managing multiple types of surveys often leads to multiple field book formats—each with its own structure and quirks. T…
Field Books & Templates · 6 Aug 2025
Chain & Link Conversion Table
In the world of land surveying, legacy systems often linger longer than expected. One such legacy system is the use of…
Field Books & Templates · 6 Aug 2025
Field Sketch Book – PDF
Not everything in the field can be described in words or numbers. That’s where sketching comes in. The Field Sketch Boo…
Field Books & Templates · 6 Aug 2025
Leveling Field Book (3-Wire Method) – PDF
When you need the highest precision in leveling, the Three-Wire Method is unmatched. Used primarily in control point es…
Field Books & Templates · 6 Aug 2025
Dumpy Level Field Book
The Dumpy Level remains a reliable workhorse in elevation surveys and is still widely used in construction and land lev…
Field Books & Templates · 6 Aug 2025
Drone Flight Log Book
Drones have become indispensable in modern surveying, offering faster data collection and access to difficult terrains…
Field Books & Templates · 6 Aug 2025
DGPS Field Book
When it comes to geodetic-level accuracy, Differential GPS (DGPS) is the gold standard. But even with advanced instrume…
Field Books & Templates · 6 Aug 2025
Daily Field Survey Log Book
Consistency and traceability are key in surveying. The Daily Field Survey Log Book PDF format is designed to record you…
Field Books & Templates · 6 Aug 2025
Tree Enumeration Data
Urban forestry, plantation management, and ecological assessments all begin with data. The Tree Enumeration Field Book…
Field Books & Templates · 6 Aug 2025
Total Station Field Book
The Total Station Field Book is your partner for modern surveying needs. Whether you’re recording topography, layout po…
Field Books & Templates · 6 Aug 2025
Tidal Level Log
In coastal and riverine environments, tidal variations are critical to understand. This Tidal Level Log lets you track…
Field Books & Templates · 6 Aug 2025
Theodolite Traverse Field Book
Traversing is the backbone of many land surveys, and the Theodolite is the trusted instrument for measuring angles with…
Field Books & Templates · 6 Aug 2025
Leveling Field Book (Rise & Fall)
The Rise and Fall method brings clarity to undulating terrain. It allows surveyors to explicitly note how the ground le…
Webinars & Training · 5 Aug 2025
Faculty Training on Drone Technologies for Construction
We recently had the privilege of conducting a Faculty Development Training (FDP) at Parul University, aimed at bridging…
Projects & Portfolio · 5 Aug 2025
LiDAR Scan for Heritage Site
Last week our team at Trishunya spent just few days scanning a heritage site that normally takes weeks to document by c…
Projects & Portfolio · 5 Aug 2025
Structural Alignment Inspection Project
We’re excited to announce that Trishunya has been appointed as the Structural Alignment Inspector for the Adani Group a…
Webinars & Training · 25 Jul 2025
Training on Advanced Surveying to Govt. Officials
A training week at WALMI, Anand, introducing government officers to advanced surveying with drone technology, from grou…
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