The scope of work includes, but not limited to, cutting and patching, selective structure Demolition, Concrete, Masonry, Metal framing, miscellaneous rough carpentry, blanket insulation, vapor retarders, joint protection, doors, frames, door hardware, gypsum board assemblies, tiling, decorative FRP wall panels, painting, specialties, signage, toilet compartments, toilet accessories, termite control, fire protection, light fixtures, fire alarm system, outside air intake hoods, power, sanitary piping and venting, trench and floor drains, water supply piping, plumbing, fixtures and metering.
The NukAlert Fallout Measurement Stations are inexpensive, easy to install, and even contain software to interface with building control systems to close off outside air intakes when increased radiation is detected.
If the windows are closed and there is no mechanical ventilation with outside air intake, if the windows and the rest of the house are new and very tight, the exposure could be significantly reduced.
I put about 12-15 pieces of firewood in the box, add some kindling, open the outside air intake and the damper, light the fire and close the see-through glass and iron doors.
If an engineer is using the ASHRAE 62-1989 standard for outside air intake, there is probably little risk of radon," says Sanchez.
The outside air intake into the building ranged from 20 to 50 cubic feet per minute per person, corresponding to a 1,000 to 600 parts per million indoor carbon dioxide level.