ADUs and additions, Torrance, Los Angeles County
ADU Construction in Torrance
How a written ADU quote for a Torrance lot is put together, what moves the number for each ADU type, and how plan check and permits fit into the schedule.
A written ADU quote for a Torrance lot is built from the feasibility study, line by line. It names the unit type picked after we set the JADU, garage conversion, attached and detached layouts beside each other, then lists the foundation, framing, utilities, finishes and inspections that type needs. What moves the number is plain on the page: the size of the unit, the length of the sewer and power runs, and the condition of any structure being reused.
What changes a quote
Reusing a garage keeps its walls and slab, yet that slab may need new footings where the plans add load, and the check happens before the quote is written. A freestanding unit adds a full foundation and a longer trench for sewer and electrical service. An attached unit ties into the main roof, so the existing framing at that joint is opened and checked. Where damp air reaches the lot, exterior materials are priced to resist it, since corroded fasteners and loose flashing are far harder to fix after the walls are closed.
Permits and scope changes
The City of Torrance runs plan check and inspections, and the quote marks where each review and site visit by the inspector falls in the sequence. Should a reviewer's comment alter the scope, the revised work is described in writing and repriced before anyone builds it. Close to the water an added development permit can apply, so we look up the parcel's status early. Lots in Lomita, Gardena and Redondo Beach get the same quoting method, with one column per ADU type.
What we build in Torrance
Second units and room additions lead, with the rest of our services available on the same lot.
Planning a unit in Torrance?
Send the address. We check which ADU types the lot allows and reply with the next step.