Other · awarded bid prices · St. Louis County
Diamond Grinding: cost per square yard in St. Louis County, MO
The median awarded price is $10.50 per square yard, from 25 winning bids on 6 public projects in St. Louis County, MO (2021–2025). Half of the awarded prices fall between $10.25 and $11.50.
Cost by state › Missouri › St. Louis County › Diamond Grinding
$10.50median per square yard
$10.25 – $11.50middle half (25th–75th percentile)
25winning bids, 6 source documents
2021–2025lettings covered (last 5 years)
Winning bids only, as printed in the agencies' bid tabulations (MoDOT). The county is the one the agency recorded for the project. These are prices agencies awarded, not quotes: a price on a given job depends on quantity, location and timing, and the figures here are not adjusted for any of them.
Most recent source documents
| Letting | Agency | Quantity | Awarded unit price | Source |
|---|---|---|---|---|
| Nov 14, 2025 | MoDOT | 12117 SQYD | $8.35 | Open the source page, contract 251114-F08 |
| Mar 14, 2025 | MoDOT | 931 SQYD | $11.10 | Open the source page, contract 250314-F01 |
| May 19, 2023 | MoDOT | 812 SQYD | $15.00 | Open the source page, contract 230519-F01 |
| Nov 18, 2022 | MoDOT | 1259 SQYD | $14.00 | Open the source page, contract 221118-F01 |
| Feb 18, 2022 | MoDOT | 1073 SQYD | $10.30 | Open the source page, contract 220218-F06 |
See every awarded price for this item on the Diamond Grinding item page.
Related items in St. Louis County
- Substructure Repair (Unformed): $177.25 per square foot
- Half-sole Repair: $158.00 per square foot
- Sh-flat Sheet: $36.00 per square foot
- Pull Box, Preformed Class 1: $1,610 per each
- Shf-flat Sheet Fluorescent: $38.06 per square foot
- Substructure Repair (Formed): $210.00 per square foot
- Type A Crashworthy End Terminal (Mash): $3,900 per each
- Truncated Domes: $27.10 per square foot