For land surveyors

Field-to-Office File Transfer for Land Surveyors

A crew finishes on a parcel and the raw data has to reach the office to be processed. RoverDrop is built for that survey data transfer: GNSS and RTK rover files, static occupations, LAS and LAZ point clouds, LandXML, and total station data move as one packet, verified on arrival, with a numbered receipt and a custody log that says who held the data at every step.

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Survey data is too big for email and too important to lose

A scan of a single lot can run past two gigabytes. It was never going to fit in an attachment, so it ends up on a thumb drive, a personal file-share link, or a text to whoever is at a desk. None of those leave a record. Weeks later, when the office needs the raw rover file to reprocess a session, nobody can say for certain which version arrived or whether it came through complete.

Raw observations are unforgiving. A GNSS file that lost its last few kilobytes on a weak connection looks like a file until the processing software rejects it. The party chief has already left the site. Getting field data to the office is not just moving bytes: it is proving that every file arrived whole, and knowing who was responsible for it the whole way.

“Did the whole scan come through?”

This is a specific version of field-to-office file transfer, shaped by the files a survey crew carries. The transfer has to survive a truck with one bar of signal, verify multi-gigabyte data on arrival, and keep a record that still stands up when the parcel is disputed years later.

Every file a crew delivers, in one packet

A survey deliverable is rarely one file. RoverDrop keeps the whole set together as a single packet, so the raw data, the drawings, and the notes that explain them arrive and are verified as one unit, not scattered across a week of emails.

GNSS / RTK observations

Raw rover files (T02, T04, RINEX) that must arrive byte-for-byte to post-process.

Static occupation files

Long control observations where a truncated file means a lost session.

Point clouds (LAS / LAZ)

Scan and LiDAR data, often multiple gigabytes, far past any email limit.

LandXML

Alignments, surfaces, and parcels handed to design and civil software.

DXF / DWG deliverables

The linework and drawings the office draws up and signs.

Total station raw data

RW5, RAW, and FBK field files with the shots and the notes behind them.

Control sheets & field notes

The PDFs and sketches that explain what the numbers mean.

Photo logs

Monument and site photos that document what the crew found on the ground.

Built for the truck

Multi-gigabyte data over one bar of signal

The party chief is on a data collector or a laptop in the truck, and the connection is whatever the parcel happens to have. RoverDrop is designed around that. Files upload straight to storage, so the device is never the bottleneck, and an upload cut off on a dropped signal resumes from where it stopped instead of starting the whole point cloud over.

Resumes after a dropped signalHandles multi-gigabyte point cloudsServer-side checksum on every fileComposes fully offline, sends when signal returns

When a link that expires or a send-a-big-file service will not do, teams reach for RoverDrop as a Filemail alternative built for field data. For the mechanics of packaging raw files so the office can process them the first time, see how to transfer GNSS, point cloud, and raw survey files.

Survey data can end up in court

A boundary retracement is an opinion backed by evidence, and the evidence is the raw data. When a parcel is disputed, the raw observations, the control, and the field notes can be entered as part of the record. Being able to show an unbroken chain from the rover in the field to the file the office processed is part of standing behind the work.

This is why RoverDrop treats file chain of custody as the point, not a feature. Every packet has exactly one responsible owner at all times: the party chief who submitted it, until an office tech deliberately accepts it. Downloading a file to look at it never transfers responsibility. Accepting does, by name, and the change is written to a log that no one can quietly rewrite. Alongside it, a write-once archive copy of exactly what arrived is kept untouched by retention rules.

For why this matters on survey work specifically, and how to keep a defensible record, read chain of custody for survey data.

A survey data delivery every crew runs the same way

The office should not have to guess what a complete delivery looks like. When every crew sends the same set, labeled the same way, processing starts without a callback to the field. RoverDrop gives the crew a short cover sheet and a single intake queue, so a survey data delivery is a routine, not a scramble at the end of the day.

Package

The crew gathers the raw files, the drawings, and the notes into one packet with a short cover sheet: which parcel, which job, what the office needs next.

Verify & receipt

Each file is checksummed as it lands. When the packet is complete, the crew gets a numbered receipt with the file count and total verified size.

Accept & file

An office tech accepts the packet by name, taking responsibility, then files it. Every step is a timestamped entry in the packet's custody log.

To put this into practice, work from how survey crews should deliver field data to the office and run the survey data delivery checklist before the packet leaves the site.

See it in motion

Send a survey packet and watch it verify

Submit raw files in the demo, get a numbered receipt, then accept and file the packet from the office side. See the custody log fill in with every step. No account or email required.

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