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Aggregate and base rock delivery

Rock delivery looks simple until the paving crew is standing on grade waiting for it. Aggregate delivery is a sequencing job: the right material, from a quarry that has it, arriving at the rate your crew places it.

D’s hauls base rock, drain rock, sand and fill dirt from Bay Area quarries and material sources daily. Dispatch knows which plants load fast, which weigh slow, and what the real quarry-to-site cycle is at 6 AM versus noon — which is the difference between a placing crew that flows and one that stands.

How we run it

Tell dispatch the spec (Class 2 base, drain rock, engineered fill — whatever the job calls for), the quantity and the placement schedule. We source from a quarry that carries the spec and confirm the material cert if your inspector will ask for it.

Loads are sequenced to placement, not dumped in a pile at 7 AM: a compaction crew wants steady arrivals, a paving crew wants rock ahead of the paver and never behind it.

Fill dirt import runs the same way, and where a job is exporting and importing at once we look for back-haul pairings that cut empty miles — cheaper for you, fewer trucks on the street.

Who orders this

Grading and paving contractors. GCs building pads, roads and utility backfill. Landscape and civil crews that need a few loads of spec material without chasing a quarry themselves.

Questions estimators ask

Can you supply the material, or just haul it?
Both patterns are normal. If you have a quarry account we haul against it; if not, dispatch sources the spec from a plant we work with and the material cost passes through visibly.
What if the inspector wants material certs?
Say so at request time. We get the cert from the quarry with the first load, not after the material is under your slab.
How fast can rock be on site?
Distance to the right quarry decides it. Dispatch will give you an honest first-load time when you call — and if the start is urgent, call rather than send the form.
Do you pair import with export to save cycles?
Whenever the materials and schedules line up. A truck that exports spoils in the morning and back-hauls base rock in the afternoon is the best cycle in trucking — fewer empty miles for us, a better rate conversation for you, and fewer trucks on the street for everyone. Tell dispatch about both sides of the job and we will look for the pairing.