Guardrail (Type A)

What’s behind $20.91

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 440 bids charted, so you can see clusters and outliers.

• 440 observations

  Agency, county, letting date, quantity and the price as printed.

• 321 public bid tabulations

  Every row links to the agency’s own document. Check any price yourself.

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