- T -
TCA - Trichloroethane, a solvent.
TCE - Trichloroethylene, or trichloroethene, a solvent.
Takedown - The purchase of property, often large tracts of land, in phases.
Tenant purchase - A transaction where the tenant purchases the property that they are leasing.
Temporary condition - A short-term event or one-time situation. Includes temporary external depreciation.
Temporary construction easement - The incidental and interim use of a property or a portion of a property, through eminent domain, to use the property while construction is underway.
Termites - A small insect that feeds on wood. An infestation of termites can damage or destroy a wood-frame structure.
Three detrimental condition approaches to value - The three approaches to valuing a property that has been impacted by a detrimental condition, which are based on the three traditional approaches to value.
Tidal influence - An oceanfront area that is affected by tides.
Tidal wave - See tsunami.
Title issue - Any concern or dispute over the ownership or title of a property.
Tornado - A violent storm where various natural forces cause a strong circular wind that can reach over 300 miles per hour. Like some natural disasters, they are unpredictable and unpreventable, and they cause indiscriminate damage, so they tend to not cause a diminution in value to a particular property or neighborhood but rather impact a large region.
Torrent - A downpour of rain that may cause flooding.
Tower fall zone - The area that may be impacted in the event of a tower falling.
Toxic waste - The disposal of a hazardous material in such a way that it threatens plants, animals, or humans.
Toxicity - The level to which a substance is toxic.
TPH - Total petroleum hydrocarbons, typically measured by levels of BTXE.
Traffic diminution - The loss of vehicular or pedestrian traffic. Can be either a permanent or temporary issue.
Traffic hazard - Any road or traffic condition that is particularly potentially harmful to a property.
Traffic noise - A property that is impacted by the noise generated by street or freeway traffic.
Transactional conditions - Any one-time special motivations of the buyer, tenant or seller.
Treatment zone - A soil area of the unsaturated zone of a land treatment unit within which hazardous constituents are degraded, transformed, or immobilized.
Treatment-storage - A facility that stores or treats environmentally contaminated materials.
TRIS: Toxic Release Inventory System Database
TRPH - Total recoverable petroleum hydrocarbons.
TSCA: Toxic Substance Control Act
Tsunami - A large wave usually caused by an earthquake or an underwater landslide. While unpredictable and unpreventable, they tend to impact certain zones or areas.
Tunneling - Drilling or trenching for the placement of underground passages for utility lines, subways, trains, roads, or other uses. Tunnels can cause a diminution in value if the market perceives that they may not be structurally sound or may fail in the event of a seismic event, such as an earthquake.
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