** British ground engineering contractor Keller up5.6 pct after co says order book at the end of October c.20 pcthigher than the same time last yr
** Co says trading in 4 months to end of October in linewith management expectations
** Ytd revenue lower than last yr as a result of lowerincome from major projects; Operating profit ahead of the sametime last yr
** Co says it expects FY results in line with marketexpectations
** Says US construction market continues to grow steadily,Canada remains very challenging
** European construction markets as a whole remain stablewhile the outlook in Australia shows no sign of improvement,Keller says
** Stock top gainer on the FTSE All Share Construction &Materials Index
** Three-quarters the stock's 30-day avg daily volume tradedby 0940 GMT (Reuters Messaging:noor.hussain.thomsonreuters.com@reuters.net)