Warning: implode(): Invalid arguments passed in /www/wwwroot/jobquiz.info/mdiscuss.php on line 336 The method of timbering of trenches used for supporting the sides of a soft ground of depth not exceeding 10 metre and providing an offset at the end of the each stage is: ?->(Show Answer!)
1. The method of timbering of trenches used for supporting the sides of a soft ground of depth not exceeding 10 metre and providing an offset at the end of the each stage is: