Owners who finish a basement tend to remember two days more clearly than any others. Neither is the day the drywall went up or the day the floor went down. They are the two days an inspector walked through. Everything else on the schedule is arranged around those visits, and a job that is ready for them runs smoothly while one that is not can sit idle for a week.
Knowing what the inspector comes to see, and when, takes most of the anxiety out of the process. This article follows a basement project in Fairfax County from application to sign-off, with a workshop as the example, because a shop adds wiring and equipment that an ordinary family room does not.
What has to be applied for
Fairfax County's guidance for finished basements is specific. The owner is required to obtain an interior alteration residential building permit and an electrical permit. A plumbing permit joins the list if plumbing is installed or modified, and the county's own examples are a bathroom or a bar sink. A utility sink for cleaning brushes falls in the same category. A mechanical permit, on the other hand, is not needed for extending ducts in a basement.
There is an order to it. The electrical and plumbing permits can be obtained only after the building permit has been issued, so the building application goes in first.
Drawings: custom or the county's standard set
The county asks for plans drawn to a scale of at least a quarter inch to the foot and fully dimensioned. They have to show the layout of the rooms and what each is for, the stairs, the furnace, the water heater and the electrical panel, the ceiling heights, and the locations of the bathroom exhaust and the smoke and carbon monoxide alarms.
For straightforward projects there is a shortcut: the county publishes standard finished basement plans that can take the place of a plan submission, provided they are followed strictly. A workshop with a few dedicated circuits and no structural changes may fit them. One with a new exterior door, a relocated stair or a cut in the foundation wall will not.
If any room could be used for sleeping, the plans must also show an emergency escape and rescue opening. The county lists the minimums: at least 20 inches wide, at least 24 inches high, at least 5.7 square feet of clear opening, and a sill no more than 44 inches above the floor. A window well has to measure at least 36 by 36 inches, and it needs a fixed ladder if it is deeper than 44 inches.
The first visit: before anything is covered
The county rolls several checks into one first-stage inspection covering the building framing, the plumbing concealment and the electrical concealment. "Concealment" is the key word. The inspector is there to see the things that are about to disappear behind drywall.
According to the county's checklist, the job is ready for this visit when:
- vents and sewer or water pipes are installed and tested;
- electrical wiring and boxes are installed;
- ductwork is installed, along with any platform for HVAC equipment;
- fireblocking and draftstopping are in place;
- new windows and doors are installed.
For a workshop this is the moment the circuit layout is judged: the dedicated runs for a table saw or a compressor, the outlets along the bench, the lighting circuits. It is much easier to add one more circuit now than after the walls are closed, so walk the room with the electrician the day before and plug in every tool in your head.
Insulation and drywall wait until this inspection passes. Covering work early is the classic way to lose a week, because the inspector can require it to be opened again.
The second visit: when the room is finished
The final stage is also a combined inspection: building final, plumbing final and electrical final. By then the county expects plumbing fixtures and piping to be installed, any roughed-in fixtures to be permanently capped, and appliances, fixtures, outlets, panels and switches to be in place.
Two small things from the county's instructions save embarrassment on the day. Ladders, scaffolds or other access equipment must be provided for the inspector, and inspections are scheduled online or through the county's smartphone app, so someone has to actually request the visit.
If the house is inside the city limits
Everything above applies to Fairfax County, which covers Franconia, Rose Hill, Kingstowne and the other communities with an Alexandria mailing address outside the city line. Houses inside the City of Alexandria go through the city's own permit office and its APEX online system instead, and the staff there are the authority on the city's sequence. The principle is the same in both places: one look before the walls close, one look at the end.
Other articles here go further into both subjects. One explains how inspections fit into the permitting timeline, and another covers approvals for work on the city's older and historic houses.
Designing the shop the permit is for
The paperwork only describes the room. Deciding what the room should be comes first: where the bench goes, how sheet goods get down the stairs, how the slab is kept dry, how much power the tools need. Those choices are worked through in Finishing an Alexandria Basement for a Workshop: Layout, Storage, Moisture and Power, and its section on power is the natural thing to read before drawing the electrical plan.
Who usually handles all this
An owner can apply for permits personally, but on most jobs the contractor does it and meets the inspector. Vale Construction is a design-build remodeling company and general contractor based in Alexandria that finishes basements as well as remodeling kitchens and bathrooms and building additions. It holds a Virginia Class A contractor license, and its founder, Alfredo Esquivel, is licensed in Virginia as a master plumber and master electrician, which covers two of the three permits a basement normally needs.
Thomas A. Edison High School to the Vale Construction office
Edison High School on Franconia Road is a few minutes from the office and easy to find. The route from the school to Alexander Avenue is on the map.
Vale Construction
6020 Alexander Ave
Alexandria, VA 22310
(571) 474-1920
Inspection day questions
Do I have to be home?
Someone has to give the inspector access and have the approved plans available. On a contracted job that is normally the contractor.
What if the first inspection fails?
The inspector lists what needs correcting. The items are fixed and the inspection is requested again. It is routine, and it is the reason nothing gets covered beforehand.
Does a dust collector need its own permit?
The wiring that feeds it is part of the electrical permit. Ask the plan reviewer about anything that vents outdoors or ties into the house's ductwork.