TxDOT pay item · 506-7002
ROCK FILTER DAMS (INSTALL) (TY 2) unit price — Texas low bids, last 24 months
Source: Texas Department of Transportation, Bid Tabulations, Texas Open Data Portal (data.texas.gov, dataset de7b-7dna). Low-bid unit prices from state and local lettings, Sept 2024 – Sept 2026. The dataset reflects bids as received and does not confirm contract award.
UnitLF
Statewide p10$10.00
Statewide median$43.80
Statewide p90$90.72
Records273
Lettings273
As of2026-09-03
SourceTxDOT Bid Tabulations, data.texas.gov de7b-7dna (low bids only, not confirmed award)
Ranges by quantity bucket
| Qty range | p10 | Median | p90 | Records |
|---|---|---|---|---|
| 128–256 | $10.00 | $43.30 | $82.40 | 71 |
| 256–512 | $37.50 | $46.00 | $68.60 | 53 |
| 64–128 | $20.00 | $41.53 | $64.50 | 46 |
| 512–1024 | $35.00 | $40.00 | $58.04 | 43 |
| 32–64 | $40.60 | $60.00 | $90.72 | 33 |
| 1024–2048 | $32.70 | $43.80 | $55.36 | 27 |
Counties with observations
Passes gate = 20 or more comparable records. Below that, no range is published for that county.