PRACTICAL TOOLS / CONSTRUCTION & FIELD WORK
Work out the numbers.
Get back to the job.
Grade checks, slopes, excavation quantities and haul estimates. Straightforward tools for small contractors, ready in your browser.
No signup for calculators. No software to install.
90 × 12 × 1 ÷ 27 · before swell or allowance
Calculate your dimensionsSTART WITH THE JOB IN FRONT OF YOU
Four tools. No setup.
Enter your measurements, see the result, and check the method with a worked example.
Grade check ↗
Turn benchmark and rod readings into an elevation. Check cut, fill and tolerance.
Benchmark → field reading 02 / SLOPESlope & grade ↗
Read the same rise and run as a percentage, horizontal-to-vertical ratio or angle.
Rise + run → grade 03 / EARTHWORKTrench volume ↗
Calculate rectangular excavation, loose volume and estimated weight using your material factors.
Dimensions → cubic yards 04 / HAULINGTruck loads ↗
Compare truck volume and payload capacity to estimate the number of trips.
Volume + capacity → tripsTAKE THE NEXT READING. KEEP THE LAST ONE.
A field book
that does the math.
Driftless Field keeps grade observations, quantity assumptions and cross sections together. Try one saved job free, with a downloadable backup.
Open Driftless Field ↗Record the work
Save readings and notes against a named job.
Keep control of your data
Jobs stay in this browser. Download a backup to keep a separate copy or move devices.
Know what is available
Reports, CSV export and additional saved jobs require Pro. Paid checkout is not open yet.
See the planned options ↗WHAT WE’RE BUILDING NEXT
From survey points to a client estimate.
CSV and LandXML surfaces, slope-based quantities, and branded plan sheets with a separate estimate allowance. This workflow is planned and is not available in the current workspace.