Definition of the term Built-Up Roof
A roofing composed of three to five layers of asphalt felt laminated with coal tar, pitch, or asphalt. The top is finished with crushed slag or gravel. Generally used on flat or low-pitched roofs.
A roofing composed of three to five layers of asphalt felt laminated with coal tar, pitch, or asphalt. The top is finished with crushed slag or gravel. Generally used on flat or low-pitched roofs.
Beam (or girder) created by sistering or "scabbing" two or more pieces of lumber together.
Written authorization from the city, county or other governing regulatory body giving permission to construct or renovate a building. A building permit is specific to the building project described in the application.
A general term for papers felts and similar sheet materials used in buildings without reference to their properties or uses. Generally comes in long rolls.
Minimum local or state regulations established to protect health and safety. They apply to building design, construction, rehabilitation, repair, materials, occupancy and use. Community ordinances governing the manner in which a home may be constructed or modified.
Brick for building purposes not especially treated for texture or color, formerly called "common brick." It is stronger than face brick.
Insurance coverage on a construction project during construction, including extended coverage that may be added for the contract for the customer's protections.
The bending of a building material as a result of wear and tear or contact with a substance such as water.
Often used in reference to rough frame opening members. Door bucks used in reference to metal door frame.
In glazing, open or closed pockets in a sealant caused by release, production or expansion of gasses.