Sewer Line Replacement Cost Calculator
Last updated: October 15, 2026
Estimate a sewer-line replacement budget from pipe length, excavation, access, restoration, permits and contingency.
Starting figures illustrate this model. Enter your own measurements, quoted costs and applicable terms; this page does not retrieve live prices or provider rates.
Estimated sewer-line replacement cost
—
- Pipe replacement estimate: —
- Access, restoration and permit costs: —
- Estimated contingency: —
- Estimated total cost per foot: —
On this page
Quick summary: Estimate a sewer-line replacement budget from pipe length, excavation, access, restoration, permits and contingency.
Read the complete guide
Updated reference sections in this guide are in English.
What this calculator estimates
Estimate a sewer-line replacement budget from pipe length, excavation, access, restoration, permits and contingency.
How to use it
Enter Sewer line length (feet); Pipe replacement cost per foot ($); Excavation and access cost ($); Driveway, landscaping and interior restoration ($); Permits, inspection and cleanout work ($); Contingency (%). Select Calculate to update the results.
How the calculation works
Pipe length is multiplied by the entered cost per foot. Excavation, restoration, permits and contingency are added.
Worked example: starting scenario
| Sewer line length (feet) | 90 |
|---|---|
| Pipe replacement cost per foot ($) | 190 |
| Excavation and access cost ($) | 6500 |
| Driveway, landscaping and interior restoration ($) | 4800 |
| Permits, inspection and cleanout work ($) | 1400 |
| Contingency (%) | 12 |
| Estimated sewer-line replacement cost | $33,376.00 |
|---|---|
| Pipe replacement estimate | $17,100.00 |
| Access, restoration and permit costs | $12,700.00 |
| Estimated contingency | $3,576.00 |
| Estimated total cost per foot | $370.84 |
Important limitations
Depth, access, trenchless methods, street work, soil, utility conflicts, pipe material, emergency timing and municipal requirements vary.