** Shares of Australia's NRW Holdings Ltd NWH.AX up 4.56% at A$3.095

** Diversified contract-service provider rises as much as 5.4% to A$3.12, set for best day since June 20

** Stock hits its highest level since March 3

** Co's civil construction unit is awarded a contract valued ~A$167 mln by Rio Tinto RIO.AX to develop its Brockman Syncline mine in Western Australia

** Contract is for construction of earthworks, roadworks and drainage associated with certain site infrastructure

** Session move trims stock's YTD losses to 19.5%

(Reporting by Shruti Agarwal in Bengaluru)

((Shruti.Agarwal@thomsonreuters.com))