ISKRIT / Construction site / Rebar cutting
Construction site
Rebar cutting optimization online: cutting patterns with minimal waste
The tool lays out a rebar schedule across stock bars to minimize offcuts and credit usable remnants toward the next job. Input a bar list and stock length; get cutting patterns, steel utilization percentage, and the remaining stock.
Standards
Solves the Cutting Stock Problem for one-dimensional cutting of 11.7 m standard stock bars and custom lengths.
Input
Bar list: diameter, length, quantity. Stock bar length.
Output
Cutting patterns, utilization percentage, remnant schedule.
What it does
- Optimization across all diameters and lengths in a single run
- Usable remnants are credited toward the next cutting plan
- Cutting pattern for every stock bar plus a steel summary
- Utilization percentage, remnants, and scrap
Free and full version
Free
- Code-based calculations with no run limits
- Input validation and printable results
- Works instantly, no sign-up required
Full version
- Multi-stock: up to 4 stock sizes in a single run
- Welded splice: over-length bars and pieces assembled from remnant pairs
- Shared team remnant inventory with automatic posting after each run
- Unlimited projects and inventory, run history
Questions
Which stock bars are supported?
Standard 11.7 m bars and any custom length, including several stock sizes in the same run.
Are remnants accounted for?
Yes, usable remnants are credited toward the next cutting plan, and scrap is tallied separately.
What about bars longer than the stock?
In the full version the item is split into segments with a welded splice: a butt weld with no length loss, or a lap splice with a set allowance.