16-inch ductile iron water main cost per linear foot
Updated · BuildGets Team
Public bids put the 16-inch ductile iron water main at a median of $365 per linear foot, with the middle half of bids between $266 and $500. Based on 41 bidder prices from 13 public bid tabulations.
| Median bid | $365 / LF |
| Middle 50 % of bids | $266 – $500 |
| Bidder prices | 41 |
| Bid tabulations | 13 |
By state
| State | Median bid | Bids | Bid tabs |
|---|---|---|---|
| Texas | $365 | 21 | 6 |
| North Carolina | $218 | 6 | 2 |
By project
| Owner | State | Bid opening | Low bid | Median of bids | Bids |
|---|---|---|---|---|---|
| CITY OF AUSTIN | TX | Apr 2026 | $655 | 4 | |
| CITY OF AUSTIN | TX | Apr 2026 | $283 | 6 | |
| CITY OF AUSTIN | TX | Feb 2026 | $450 | $400 | 3 |
| CITY OF AUSTIN | TX | Feb 2026 | $383 | 2 | |
| City of Austin | TX | Feb 2026 | $368 | 2 | |
| CITY OF AUSTIN | TX | Jan 2026 | $435 | 4 | |
| Fayetteville Public Works Commission | NC | Aug 2025 | $215 | $228 | 4 |
| PWC | NC | Jul 2024 | $90.00 | $102 | 2 |
| Washington Street 47th to 52nd | $1,900 | $1,630 | 5 | ||
| Torreys Peak General Storm | $520 | $491 | 4 | ||
| Marion Street System, Phase 2 | $357 | $521 | 2 | ||
| I-25 & Broadway Interchange Reconstruction Segment | $210 | 1 | |||
| 27th Street Storm Interceptor Phase 3 | $340 | $417 | 4 |
Related unit prices
- 4-inch ductile iron water main: $200 / LF
- 6-inch ductile iron water main: $182 / LF
- 8-inch ductile iron water main: $192 / LF
- 10-inch ductile iron water main: $163 / LF
- 12-inch ductile iron water main: $240 / LF
- 14-inch ductile iron water main: $480 / LF
- 24-inch ductile iron water main: $320 / LF
- 36-inch ductile iron water main: $933 / LF
Prices are what contractors bid on public jobs, not installed costs from a price book. What each item includes varies by owner: read the item description before comparing. Methodology and all items: water and sewer unit price index.
Questions
How much does a 16-inch ductile iron water main cost?
Public bids put the 16-inch ductile iron water main at a median of $365 per linear foot, with the middle half of bids between $266 and $500. Based on 41 bidder prices from 13 public bid tabulations.
Does the price include excavation and restoration?
It depends on each bid form: some owners include excavation, bedding, backfill or restoration in this item and others pay them as separate items. Check the item description of each source.