Room Additions in Mission Hills
Mission Hills room additions built in a set order, with the patio poured last so it meets the new garden doors at the finished floor height.
Paving waits until the very end of a Mission Hills addition. Footings go in first, then the frame, the roof and the glass, and only after the concrete trucks, lumber stacks and saw table have left the yard does the patio get poured to meet the new door. Holding it back keeps fresh concrete from cracking under deliveries and lets the threshold be measured on the finished floor.
From footings to a closed room
LADBS reviews the drawings first, since Mission Hills is part of the City of Los Angeles, and digging starts once the permit is issued. Footing trenches are inspected open, then poured. The frame goes up, the roof is sheathed and covered, and the windows and doors are set so the room is watertight. Only then is the old exterior wall cut through, which keeps the existing house closed to dust and rain for as long as possible. Inspectors see the rough plumbing, wiring and ducts before insulation and drywall close them in.
The yard comes last
With the interior finished and the trades gone, the soil beside the new wall gets shaped so it drops away from the foundation. The finished floor fixes the patio height, so the paving or deck meets the door with no lip to trip on. Drains and any irrigation lines are laid before the slab is poured, and posts for a patio cover get their footings at the same time. Planting along the wall goes in last, kept clear of the stucco at its base. Nearby Arleta, Pacoima and Panorama City are also City of Los Angeles neighborhoods and follow the same order.
Room Additions in Mission Hills: what people ask
Yes. Footings carry posts at each side of the opening and an engineered header spans the top. The glass doors go in once the roof is on, and the patio outside is built afterward to meet them at the right height, so the indoor floor and the patio line up.
Out uses yard and keeps the house on a single level, so the patio is one step from the room. Up saves the lawn once an engineer confirms the foundation and walls below can carry a new floor. The setbacks and height limit on the parcel decide how much either route can add.
The seam with the old house sits on its own line in the written quote, covering where the roofs join, the opening made in the old back wall and the change of floor between rooms. The patio or deck is listed separately again, since it is built last, so each part of the job can be read by itself.
Room Additions in other cities
More of what we build in Mission Hills
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