Topographic survey with scale 1/500 in Xuyen Moc district, Ba Ria Vung Tau province
Hop Nhat Bach Viet Co., Ltd performed topographic survey by UAV with scale 1/500 and measure by RTK in Xuyen Moc district, Ba Ria Vung Tau province. Topographic survey with scope 308Ha in Phuoc Thuan commune, Xuyen Moc district, Ba Ria Vung Tau province.
Purpose: for design work
Equipments used in the topographic survey with scale 1/500 in Xuyen Moc
- DJI Matrice M300, sensor Zemmuse L1
- GNSS Hi Target
- Auto station Topcon ES 105
- Auto level Leica NA 730 Plus
Execution time: 30 days. Measurement objects include:
- Topographic survey according to regulations
- Measure the positions of trees along open round along forest trails. Corfirm coordinates and height of trees with diameter 10cm or more.
Height of tree was calculated by CMH model:
CMH = DSM – DTM