Glossary

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Ultra high performance concrete - Ultra High Performance Concrete (UHPC) is a new type of concrete characterised by low weight and high compressive strengths stated to reach up to 200 MPa. UHPC consists of fibre and steel reinforced cement. The cement mixture itself is composed of Portland Cement combined with silica fume and fine steel metal filings.

Ultrasonic Wall Thickness Measurement - Ultrasonic Wall Thickness Measurement is a non-destructive testing technique that can be used to determine the thickness of pipe walls.

Unconference - An unconference is a participant-driven meeting that attempts to avoid some of the aspects of a conventional conference, such as high fees, sponsored presentations, and top-down organization.

Underground Asset - An underground asset is an asset buried beneath the ground surface.

Underground Service - An underground service is an underground pipe or cable installed by a utility / service authority. Public underground services are often located within the road reserve or Easement, and need to be taken into account when carrying out roadworks or any other excavation works.

Undivided Road - An Undivided Road is a road with no physical separation or median between opposing flows of traffic.

Unformed Road - An Unformed Road (also Unmade Road and Unconstructed Road) is a road that has not been improved or shaped in significant way.

Unfunded Depreciation - Funding of depreciation relates to the level of non-cash items funded by the Operating Surplus/Deficit. Unfunded Depreciation is the result of an Operating Deficit, effectively causing the transfer of capital to operating.

Unit Rate - A unit rate (also unit replacement cost) is the cost per unit to build or repair an asset or to perform some action. Unit rates can be used to calculate the value of an individual asset, to estimate the cost of planned works, or to perform a complete valuation or revaluation of a network of assets.

Unplanned Maintenance - Unplanned Maintenance is maintenance carried out to no predetermined plan.

Unrecouped Depreciation - Unrecouped depreciation is depreciation that has not been raised in a given year. It is often equal to the deficit amount, i.e. operating expenditure - operating revenue.

Unsealed Road - An unsealed road is a road lacking a wearing surface. Unsealed roads are typically found in rural areas.

Unspent Depreciation - Unspent Depreciation is the amount of depreciation raised in a given year over and above the amount spent on asset replacement.

Upgrade - An upgrade is capital works carried out on an existing asset to provide a higher level of service.

Urban Area - An urban area is an area with an increased density of human-created structures in comparison to the areas surrounding it.

Urban Arterial Road - An urban arterial road is a road that provides the main basis for public and private movements of persons and goods in urban areas.

Urban Centre - An Urban Centre is a population cluster of 1,000 or more people.

Urban Renewal - Urban Renewal (also Urban Revitalisation and Urban Regeneration) is a program of land redevelopment in areas of moderate to high density urban land use.

Useful Life - The useful life (UL) of an asset is the estimated length of time during which the asset is likely to be able to deliver a satisfactory level of service.

User Manual - A User Manual is a technical communication document intended to give assistance to people using a particular system.

Utility - A utility (also service authority and servicing authority) is an organization that maintains the infrastructure for a public service.

Acronyms . A . B . C . D . E . F . G . H . I . J . K . L . M . N . O . P . Q . R . S . T . U . V . W . X . Y . Z . All
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