CivilBeta
Road Design
Pavement thickness design using AASHTO 1993 method
Beta module: functional, with verification in progress.
Code references
AASHTO 1993
Inputs
| Parameter | Unit |
|---|---|
| Annual Average Daily Traffic | vpd |
| Traffic Growth Rate | % |
| Truck Percentage | % |
| Design Life | years |
| Subgrade CBR | % |
| Pavement Type | — |
| Truck Factor (ESAL/truck) | — |
| Reliability | % |
| Lanes | — |
Runs in the Insha by Schnell workspace. Verified calculators return explicit pass / fail / warning results with a clause trail.
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Insha by Schnell is in beta. All calculator outputs require review by a licensed SCE-registered engineer before submission to MOMRA, Civil Defense, MODON, the Royal Commission, or site execution.
Frequently asked questions
- What does the Road Design calculator do?
- Pavement thickness design using AASHTO 1993 method. It references AASHTO 1993.
- Which Saudi Building Code references does the Road Design calculator use?
- The Road Design calculator references AASHTO 1993.
- What inputs does the Road Design calculator need?
- The Road Design calculator takes 9 inputs: Annual Average Daily Traffic (vpd), Traffic Growth Rate (%), Truck Percentage (%), Design Life (years), Subgrade CBR (%), Pavement Type, Truck Factor (ESAL/truck), Reliability (%), Lanes.
- Is the Road Design calculator verified?
- Road Design is a beta module. It works, but verification is still in progress. Its results carry documented limitations and require review by a licensed SCE-registered engineer before submission or site execution.