RTK for Construction:
Achieve 1-2 cm Accuracy
RTK for construction uses Real-Time Kinematic GNSS positioning to achieve 1-2 cm accuracy for machine control, grade control, site survey, and earthwork. RTKdata delivers NTRIP corrections from 20,000+ base stations in 145+ countries, no physical base station needed.
- 1-2 cm machine control accuracy
- Trimble, Topcon, Leica & any NTRIP receiver
- 20,000+ stations in 145+ countries
- Ready in 5 minutes, no base station needed
Coverage: select a location…
RTK Precision
2 cm
10 cm
What Is RTK for Construction?
RTK (Real-Time Kinematic) positioning delivers 1-2 cm accuracy to construction equipment and GNSS rovers by comparing satellite signals with correction data from a nearby reference station, correcting the 1-3 meter error of standalone GPS in real time.
Excavators grade to design surface within centimeters, survey crews stake out foundations precisely, and earthwork volumes are measured accurately, all without a physical base station. NTRIP replaces the traditional base station with a network correction stream.
Building Precise in 3 Steps
From signup to centimeter accuracy on your construction site. No base station hardware, no complicated configuration.
01
Choose a Plan
Create a free account at rtkdata.com and select the plan for your fleet size. No credit card required for the 30-day trial.
02
Enter NTRIP Credentials
Copy your NTRIP server, port, mountpoint, username, and password from the RTK Credentials tab. Enter them into your machine control display or rover data collector.
03
Verify FIX
Power on your equipment and watch RTK status change from SINGLE to FLOAT to FIX, typically under 30 seconds. You are ready to grade, survey, or excavate.
Stop Losing $50K+/Year to Rework
Get your NTRIP credentials in seconds. Your operators will have FIX status before lunch.
Why Use RTK GPS for Construction?
Whether you need construction RTK GPS for machine control or layout, reduce rework, cut material waste, and keep every phase on grade.
RTK Machine Control & RTK Grade Control
RTK-guided excavators, dozers, and graders follow the design surface within centimeters. Operators see real-time cut/fill indicators on the cabin display, enabling them to hit design grade in a single pass.
RTK Site Survey & Layout
RTK site survey with GNSS rovers enables field crews to stake out building corners, utilities, and road alignments with 1-2 cm accuracy. Construction GPS RTK replaces traditional methods. A single operator completes in minutes what a total station crew takes hours to do.
Earthwork & Volumetrics
Capture centimeter-accurate surface data for cut/fill calculations, stockpile volumes, and progress tracking. RTK earthwork verification reduces overcuts by up to 30%.
BIM & As-Built Documentation
RTK-collected coordinates feed directly into BIM platforms. Field crews capture as-built positions of foundations, utilities, and structural elements with centimeter accuracy.
Compatible Construction Equipment
RTKdata is hardware-agnostic. Any receiver or guidance system that speaks NTRIP works out of the box.
Machine Control Systems
| Manufacturer | System | Application |
|---|---|---|
| Trimble | Earthworks, GCS900 | Excavators, dozers, graders, pavers |
| Topcon | 3D-MC, 3D-MC MAX | Excavators, dozers, motor graders |
| Leica | iCON iXE3, iGD4 | Excavators, dozers, graders |
| Caterpillar | Grade with GNSS, Cat GRADE | Cat excavators, dozers, motor graders |
| Komatsu | intelligent Machine Control (iMC) | Komatsu excavators, dozers |
GNSS Rovers for Construction Survey
| Receiver | Manufacturer | Setup Guide |
|---|---|---|
| Trimble R12i / R10 | Trimble | Setup Guide → |
| Leica GS18 T / GS16 | Leica Geosystems | Setup Guide → |
| Topcon HiPer VR / HR | Topcon | Setup Guide → |
| Emlid Reach RS3 | Emlid | Setup Guide → |
| u-blox ZED-F9P | u-blox | Setup Guide → |
RTK GNSS vs Total Station
| Feature | RTK GNSS | Total Station |
|---|---|---|
| Accuracy | 1-2 cm | 1-3 mm |
| Setup time | 5 minutes | 30+ minutes |
| One-person operation | Yes | No (2-person crew) |
| Range | Unlimited (NTRIP) | 300m line of sight |
| Machine control | Yes | No |
Hardware-agnostic: RTKdata works with any GNSS receiver or machine control system that speaks NTRIP. If your equipment has NTRIP settings for server, port, mountpoint, username, and password, it works with RTKdata.
Coverage: Check our coverage map to confirm base station availability at your job site. RTK GNSS handles 90% of construction positioning needs. Use a total station for ultra-precise work under 5 mm tolerance.
Upgrade Your Jobsite with RTK Accuracy
RTKdata helps construction professionals build smarter and faster, without needing to manage complex correction infrastructure. Focus on getting the job done right the first time, and let us handle the correction stream. Start your free trial or contact us to see how RTKdata fits into your next project.
Trusted by Construction Professionals Worldwide
⭐ 5.0 from 26 Google Reviews
“Perfect service company, really support 24/7. We are a recurrent client for them using sometimes even more than 30 devices and no problem at all. Konstantin is a top support, he is willing to help you at any hour.”
Nita Vlad Cristian — Smart Seismi
Solutions
“Very easy to use and very precise even in areas where you think you don’t have coverage the accuracy is great!”
Angelina Wolf
“Great service, with no issues.”
Greg Blair
Frequently Asked Questions
What accuracy does RTK provide for construction machine control?
With a stable RTK FIX, machine control systems achieve 1-2 cm horizontal and 2-3 cm vertical accuracy. This meets tolerance requirements for fine grading, paving, and foundation layout.
Can I use RTK corrections for grade control on excavators and dozers?
Yes. RTK grade control with NTRIP corrections works with Trimble Earthworks, Topcon 3D-MC, Leica iCON, and Caterpillar Grade with GNSS. The machine receives corrections from RTKdata’s NTRIP caster over a cellular connection.
Do I need a base station on site for RTK construction work?
No. RTKdata replaces the physical base station with 20,000+ permanent reference stations. Your equipment connects to the nearest station via NTRIP. No hardware to transport or maintain.
Which construction equipment works with RTKdata NTRIP corrections?
Any GNSS equipment that accepts NTRIP connections, including machine control systems from Trimble, Topcon, Leica, Caterpillar, and Komatsu, as well as GNSS rovers. RTKdata is hardware-agnostic.
How does RTK help with earthwork and volumetric calculations?
RTK-equipped rovers and machine control systems capture centimeter-accurate surface data for cut/fill calculations, stockpile volumes, and progress tracking, reducing waste and rework.
Can RTK data be used for BIM and as-built documentation?
Yes. RTK-collected coordinates integrate directly with BIM platforms, letting field crews capture as-built positions of foundations, utilities, and structural elements with centimeter accuracy.
What is the difference between RTK and NTRIP for construction?
RTK is the positioning technique that delivers centimeter accuracy. NTRIP is the internet protocol that streams correction data to your equipment. RTKdata is the NTRIP service you connect to.
Start Building with Centimeter Accuracy
Connect your construction equipment to RTKdata corrections in under 5 minutes. No base station, no long-term contract.