permanent benchmark

permanent benchmark

[′pər·mə·nənt ′bench‚märk]
(engineering)
A readily identifiable, relatively permanent, recoverable benchmark that is intended to maintain its elevation without change over a long period of time with reference to an adopted datum, and is located where disturbing influences are believed to be negligible.
References in periodicals archive ?
No matter what Nepal finds the actual height to be, it still won't be a permanent benchmark.
5) The outcome was the introduction of a permanent benchmark amount of unhedged foreign reserves to the Reserve Bank's balance sheet of SDR 1000 million (around NZD 2250 million) or about 20 percent of the Reserve Bank's total FX reserves.
Typical surveying services include: *establishment of temporary and permanent benchmarks * boundary surveys of property * certified acreage determinations * topographic and utility locations including but not limited to: curbs, pavement areas, sidewalks, driveways, walls, fences, utility locations including overhead and all other site improvements etc.
Suddenly, estate tax policy that had been in flux since 2001 has permanent benchmarks.