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The pavement condition index (PCI) is a numerical index between 0 and 100, which is used to indicate the general condition of a pavement section.The PCI is widely used in transportation civil engineering [1] and asset management, and many municipalities use it to measure the performance of their road infrastructure and their levels of service. [2]
Pavement performance models could be developed to predict a single distress such as a crack or the aggregate pavement condition index. Schematic deterioration of the condition of a road over time The increase in the IRI of a road in Texas. The blue dots on the curve represent maintenance actions.
A CPI is a statistical estimate constructed using the prices of a sample of representative items whose prices are collected periodically. Sub-indices and sub-sub-indices can be computed for different categories and sub-categories of goods and services, which are combined to produce the overall index with weights reflecting their shares in the total of the consumer expenditures covered by the ...
The present serviceability index (PSI) is a pavement performance measure.Introduced by the American Association of State Highway and Transportation Officials (AASHTO), the PSI is one of the most widely used pavement performance indicators after pavement condition index (PCI) and international roughness index (IRI).
The CPI-U is the most commonly cited index when referring to changes in consumer prices. The Consumer Price Index for Urban Wage Earners and Clerical Workers (CPI-W) , covers approximately 29 ...
The monthly consumer price index, due on Jan 15, is among the most closely watched inflation measures and could spark more market volatility if it comes in higher than expectations, investors said.
The PCE price index (PePP), also referred to as the PCE deflator, PCE price deflator, or the Implicit Price Deflator for Personal Consumption Expenditures (IPD for PCE) by the Bureau of Economic Analysis (BEA) and as the Chain-type Price Index for Personal Consumption Expenditures (CTPIPCE) by the Federal Open Market Committee (FOMC), is a United States-wide indicator of the average increase ...
The Bureau of Labor Statistics’ consumer price index (CPI); and The Department of Commerce’s personal consumption expenditures (PCE) index. CPI matters primarily for consumers .