ResidentialAn 86-lot subdivision cut into high-desert basalt, with sewer, water, dry utilities and finished lots.
Rock came in far shallower than the geotech report said, and every extra day of breaking cost real money.
We re-sequenced around hoe-ram and ripper, then crushed the spoil on site and reused it as trench backfill.
Rock overrun held to a third of the first estimate, and the builder started framing on time.
