Search Results for I I-beam A structural member of rolled steel whose cross section resembles the capital letter I. ID Inside dimension, inside diameter, identification impact factor A number by which a static load is multiplied to approximate that load applied dynamically. impact load The dynamic effect upon a stationary or mobile body as imparted by the short, forcible contact of another moving body. impervious soil A very fine-grained soil, such as clay or compacted loam, that is so resistant to water penetration that slow capillary creep is the only means by which water can enter. implied contract A contract not created by explicit agreement between the parties, but inferred by law from their acts or conduct. imposed load Any load that a structure must bear, exclusive of dead load. impregnation The penetration of a (timber) product under pressure with an oil, mineral, or chemical solution, usually for preservation. in situ soil test Soil testing performed in a borehole, tunnel, or trial pit, as opposed to being performed elsewhere on a sample which has been removed. incrustation Mineral, chemical, or other deposits left in a pipe, vessel, or other equipment by the liquids that they convey. indented bar A deformed concrete reinforcing bar having indentations for improving the bond between the steel and the concrete. indirect lighting Lighting achieved by directing the light emitted from a luminaire toward a ceiling, wall, or other reflecting surface, rather than directly at the area to be illuminated. industry standard Readily available information in the form of published specifications, technical reports and disclosures, test procedures and results, codes and other technical information and data. Such data should be verifiable and professionally endorsed, with general acceptance and proven use by the construction industry. inelastic behavior Deformation of a material that remains even after the force which caused it has been relieved or removed. infiltration The leakage of air into a building through the small spaces around windows, doors, etc., caused by pressure differences between indoor and outdoor air. initial drying shrinkage The difference between the length of a concrete specimen when first poured and the final, permanent length of the same specimen after it has dried, usually expressed as a percentage of the initial moist length. inspection A visual survey of construction work ñ either completed or in progress ñ to ensure that it complies with the contract documents. insulating glass Glazing comprising two or more lights, between which there exist(s) a hermetically sealed airspace(s), joined around the edges. insulation batt Flexible insulation of loosely matted plant or glass fibers faced on one or both sides with kraft paper or aluminum foil and usually available in specifically sized sections. insurance, builderís risk A specialized form of property insurance that provides coverage for loss or damage to the work during the course of construction. insurance, professional liability Insurance coverage for the insured professionalís legal liability for claims for damages sustained by others allegedly as a result of negligent acts, errors, or omissions in the performance of professional services. interior plywood Plywood in which the laminating glue is adversely affected by moisture; hence, it should be restricted to indoor or interior applications. interior trim Any trim, but especially that around door and window casings, baseboards, stairs, and on the inside of a building. interrogatories A formal method of obtaining information relevant to a lawsuit from a party by submitting written questions that must be answered under oath within a certain time period. invert The lowest inside surface or floor of a pipe, drain, sewer, culvert, or manhole. Search Again