Detectable Warning Pattern
Median winning unit price
Deep 11 winning bids≈$37.00/ SFLow confidence
- Winning bids
- 11
- Source documents
- 11
Winning bids only, as awarded. Nominal dollars. How we compute this
Where the number comes from
One of the 11 winning bids behind that median, with the agency’s own document one click away.
- Agency
- WSDOT · Clark, Washington
- Letting
- Apr 13, 2011
- Quantity
- 320 SF
- Contractor
- Tapani Underground, Inc.
- Winning price
- $80.00 / SF
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 $37.00
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 11 bids charted, so you can see clusters and outliers.
11 observations
Agency, county, letting date, quantity and the price as printed.
11 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 traffic items priced per SF, ranked by how much evidence each has.
- Curb Ramp Detectable Warning$50.001,941 bids
- Detectable Warning Material$48.731,592 bids
- Surface Applied Detectable Warning$55.00770 bids
- Ramp Detectable Warning Retrofit$43.2592 bids
- Detectable Warning Surface (Rehabilitation)$59.1067 bids
- Truncated Dome Detectable Warning Mat$50.2551 bids
- Detectable Warning Surface, Cast Iron$40.0023 bids
- Detectable Warning Surface, Modified$33.0017 bids
11 observations
1 agency in 1 state · lettings Jul 21, 2004 – Apr 13, 2011
| Letting | Agency · County | Quantity | Unit price | Source document |
|---|---|---|---|---|
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