Prefabricated Drainage Material
Median winning unit price
Deep 10 winning bids≈$10.62/ M2Low confidence
- Winning bids
- 10
- Source documents
- 10
Winning bids only, as awarded. Nominal dollars. How we compute this
Where the number comes from
One of the 10 winning bids behind that median, with the agency’s own document one click away.
- Agency
- WSDOT · King, Washington
- Letting
- May 12, 2004
- Quantity
- 760 M2
- Contractor
- Thomco Construction Inc.
- Winning price
- $11.25 / M2
Median by quarter
EstimatorHow this item has priced over time, quarter by quarter, from the same rows as the headline figure.
See what Estimator addsWhat’s behind $10.62
A free account opens the full build-up of this number, down to the agency documents it came from.
Middle-half range
The p25–p75 band of winning bids — where most jobs actually land.
Price distribution
All 10 bids charted, so you can see clusters and outliers.
10 observations
Agency, county, letting date, quantity and the price as printed.
10 public bid tabulations
Every row links to the agency’s own document. Check any price yourself.
Email only — no card. Search and medians stay open without an account.
Who let the work, and how agencies and states compare
EstimatorThe median split by developer, city and state DOT, a per-agency comparison where the counts carry it, and the median by state and county for this item.
See what Estimator addsRelated items
Other drainage items priced per M2, ranked by how much evidence each has.
10 observations
1 agency in 1 state · lettings Jun 29, 2000 – May 12, 2004
| Letting | Agency · County | Quantity | Unit price | Source document |
|---|---|---|---|---|
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