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Federal-Aid Roads Under Construction for United States (M02H4AUSM375NNBR)

Observations

Dec 1926: 10,046
Updated: Aug 16, 2012 11:40 AM CDT
Dec 1926:  10,046  
Nov 1926:  10,478  
Oct 1926:  11,067  
Sep 1926:  11,308  
Aug 1926:  11,147  

Units:

Miles of Road,
Not Seasonally Adjusted

Frequency:

Monthly

Fullscreen

Notes

Title Release Dates
Federal-Aid Roads Under Construction for United States 2005-08-01 2005-08-01
 
Source    
National Bureau of Economic Research 2005-08-01 2005-08-01
 
Release    
NBER Macrohistory Database 2005-08-01 2005-08-01
 
Units    
Miles of Road 2005-08-01 2005-08-01
 
Frequency    
Monthly 2005-08-01 2005-08-01
 
Seasonal Adjustment    
Not Seasonally Adjusted 2005-08-01 2005-08-01
 
Notes    
Series Is Presented Here As2 Variables: (1) Original Data, 1922-26; (2) Original Data, 1924-43. Content: 1922-26: Original Data Include "Initial" Construction Projects Only; 1924-43: Sum Of "Initial" Plus "Stage" Construction. "Stage" Refers To Additional Improvement Of Roads, Previously Improved With Federal Aid. 1922-23: End-Of-Month Seasonally Adjusted Data Raised To Level Of 1924 On By Multiplying By 1.024 Which Is The Ratio Of Original Data In Second Segment To Original Data In First Segment For The Sum Of The First 3 Months Of 1924. The Middle-Of-The- Month Data Are Two-Month Moving Averages Of End-Of-The-Month Seasonally Adjusted Data. The Federal Aid Road Series Was Replaced In 1933 By Nira Public Works Road Construction Series. NBER Combined Data For The Two Series In September- November 1933 As Letter From Bureau Of Public Roads Said Combination Was Permissible. Source: Dept. Of Commerce"Survey Of Current Business, " July 1926, P. 24; Supplements, 1932 Pp. 34-35, 1936, 1938, 1940, 1942.

This NBER data series m02094a appears on the NBER website in Chapter 2 at http://www.nber.org/databases/macrohistory/contents/chapter02.html.

NBER Indicator: m02094a

2005-08-01 2005-08-01

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Infrastructure National Bureau of Economic Research Construction Federal Copyrighted: Citation Required Monthly Nation United States of America Not Seasonally Adjusted