https://sitechnz.co.nz/wp-content/uploads/2022/06/image5-scaled.jpeg19202560SITECHhttps://sitechnz.co.nz/wp-content/uploads/2022/06/Logo_SITECH_b-300x113.pngSITECH2022-06-28 12:47:002022-07-26 13:42:57One Earthwork Contractor’s Formula for High Productivity and Accuracy: Technology, Total Stations and an Excavator