Curve Calculator

Horizontal and vertical curve calculations

RDM 1.1 (2025) Geometric Design | Kenya Highway Design Manual

Radius (m)

Deflection (DMS)

PI Chainage (m)

Interval (m)

Quick Compute

Documents & Certificates

Beacon Certificate Billable Documents GNSS Observation Log Statutory Workbook Survey Report Mobilisation Report Detail Tolerances

Field Layout

Setting Out Missing Line Control Marks Register Pile / Column Grid

Leveling

Leveling Level Book Two Peg Test Height of Object

Calculations

Distance & Bearing Bearing Area Gradient

Traverse & Adjustment

Traverse Traverse Field Book Coordinates COGO Calculator GNSS

Road Design

Road Design Earthworks Horizontal Curves Tacheometry Superelevation Sight Distance Pipe Gradient

Earthworks & Volumes

Cross Sections Borrow Pit Volume Stockpile Volume

Specialized Surveys

Mining Survey Hydrographic Drone / UAV Topo Drawing Composer Slope & Area Analysis GNSS Baseline Survey Plan Viewer

Engineering

Machine Control Export Progress Monitor

Data Export

Civil Engineering Export GIS Export GCP Export

Reference

Beacon Reference Kenya Survey Standards US Survey Standards

Utilities

Datum Converter