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Engineering Geodesy
Vertical Planning
A construction design phase that determines ground surface modifications and elevation marks for landscaping and water drainage.
Vertical planning is a construction design and implementation phase that determines how to modify the existing ground surface to ensure water drainage, building access, and landscaping functional requirements.
Vertical planning tasks:
- Water drainage - ensuring surface water runoff
- Access roads - vehicle and pedestrian access
- Building protection - preventing water infiltration
- Earthwork optimization - cut and fill balance
- Landscaping - functional and aesthetic environment
Vertical planning elements:
- Design elevations - spot heights at specific points
- Slopes - surface gradients in percent or degrees
- Drainage directions - water flow trajectories
- Design contours - planned terrain lines
Regulatory requirements:
- Minimum slope for paved surfaces - 0.5-1%
- Maximum slope for driveways - 10-15%
- Slope away from building - at least 2% in first meters
- Minimum blind area width - 0.8-1.0 m
Design process:
- Existing terrain study (topographic plan)
- Determining building zero elevations
- Developing drainage scheme
- Calculating design elevations
- Calculating earthwork volumes
- Developing vertical planning plan
Connection with surveying:
- Topographic plan - basis for vertical planning
- Elevation stakeout - placing design elevations
- As-built surveys - control of completed earthwork
- Volume control - verification of work quantities
Common problems:
- Insufficient slope for water drainage
- Water flow direction toward adjacent properties
- Unbalanced earthwork cut and fill
- Building zero elevation non-compliance
Properly developed vertical planning ensures sustainable functioning of building and territory and prevents water-related damage.