Editing Economy of Iran (section)

==== Construction and real estate ====
{{Main|Construction in Iran|Water supply and sanitation in Iran}}
[[File:HEPCO Grader (1).jpg|thumb|223x223px|[[HEPCO]] motor grader (HG180D1) is working on [[Road|road construction]]]]
Until the early 1950s construction remained in the hands of small domestic companies. Increased income from oil and gas and easy credit triggered a building boom that attracted international construction firms to the country. This growth continued until the mid-1970s when a sharp rise in inflation and a credit squeeze collapsed the boom. The construction industry had revived somewhat by the mid-1980s, although housing shortages and speculation remained serious problems, especially in large urban centers. As of January 2011, the [[banking in Iran|banking sector]], particularly [[Bank Maskan]], had loaned up to 102 trillion rials ($10.2 billion) to applicants of [[Construction in Iran#Mehr Housing Scheme|Mehr housing scheme]].<ref>[http://www.iran-daily.com/1389/10/23/MainPaper/3870/Page/4/Index.htm $10b Allocated for Mehr Housing]. ''Iran Daily'', January 13, 2011. Retrieved April 3, 2011.</ref> Construction is one of the most important sectors accounting for 20–50% of total private investment in urban areas and was one of the prime investment targets of well-off Iranians.<ref name=CBI2 />

Annual turnover amounted to $38.4 billion in 2005 and $32.8 billion in 2011.<ref>{{cite web|url=http://www.austrade.gov.au/Construction-to-Iran/default.aspx |title=Construction in Iran |access-date=March 6, 2007 |url-status=bot: unknown |archive-url=https://web.archive.org/web/20070306065159/http://www.austrade.gov.au/Construction-to-Iran/default.aspx |archive-date=March 6, 2007 }}. Australian Trade (2007).</ref><ref>[http://www.prlog.org/11187248-iran-infrastructure-report-q1-2011-new-research-report-available-at-fast-market-research.html ''Iran Infrastructure Report'']. Business Monitor International (Q1 2011). Retrieved March 22, 2011.</ref> Because of poor construction quality, many buildings need seismic reinforcement or renovation.<ref>{{cite web|url=http://iran-daily.com/1388/3372/html/ |title=Housing for All |access-date=August 11, 2014 |url-status=bot: unknown |archive-url=https://web.archive.org/web/20090615204328/http://iran-daily.com/1388/3372/html/ |archive-date=June 15, 2009 }}. ''Iran Daily'', April 13, 2009.</ref> Iran has a large [[List of dams and reservoirs in Iran|dam building industry]].<ref name=Dam>{{cite web|url=http://iran-daily.com/1385/2720/html/economy.htm |title=Simultaneous Dam, Spillways Construction Obligatory{{Snd}} 30% Drinking Water Wasted |access-date=November 29, 2006 |url-status=bot: unknown |archive-url=https://web.archive.org/web/20071020011634/http://iran-daily.com/1385/2720/html/economy.htm |archive-date=October 20, 2007 }}. ''Iran Daily'', November 29, 2006.</ref>