Editing Central–Mid-Levels escalator (section)

=== Management and maintenance ===
Management and maintenance of the system is the responsibility of the [[Electrical and Mechanical Services Department]] (EMSD).{{clarify|date=February 2023|Is part of the job outsourced by the EMSD? E.g. There are notices issued by a property management company, Guardian. See also https://ipfs.io/ipfs/Qmdig4NtBTbUiw9KRri83Warmrp4f5PFFFZMoQUwqXuNbZ/20021114/7II3RAE3QHUARZSYPMGI6UEOQM/index.html 
https://web.archive.org/web/20210829131157/https://collection.news/appledaily/articles/7II3RAE3QHUARZSYPMGI6UEOQM }} It is monitored during operating hours by staff in a control room near Caine Road. The system is equipped with 75 CCTV cameras, LED [[variable-message sign]]age, and a public address system with about 200 speakers. Since 2014, EMSD has contracted out management and maintenance to a private company.<ref name="ICEE">{{cite journal|last1=Lee|first1=Ka Chun|last2=Lee|first2=Che Kit|date=5 July 2015|title=Life Cycle of the World's Longest Escalator Link|url=https://www.emsd.gov.hk/filemanager/conferencepaper/en/upload/61/cnfrnc-paper-20150705-09-3.pdf|journal=International Conference on Electrical Engineering (ICEE) 2015}}</ref> As of 2014, the annual maintenance cost of the system is about HK$12.5&nbsp;million.<ref name="LCQ2014">{{cite web|title=LCQ16: Hillside escalator links and elevator systems|url=http://www.info.gov.hk/gia/general/201404/16/P201404160474.htm|publisher=Legislative Council|date=16 April 2014}}</ref>
 
The entire system is being refurbished in stages in a project expected to last from 2018 to 2022.<ref name="fouryear">{{cite news|title=Central to Mid-Levels escalator link to undergo 4-year upgrade|url=http://www.ejinsight.com/20180122-central-to-mid-levels-escalator-link-to-undergo-4-year-upgrade/|work=Hong Kong Economic Journal|date=22 January 2018}}</ref>