BASIC LAND SURVEYING COURSE (SYLLABUS)

COURSE DETAILS

Introduction to Land Surveying

1

Introduction

-- a)
What is land surveying? Explain Plane & Geodetic Surveying, Field & Office Work. Use of surveying for boundary definition for construction, horizontal control & vertical control.
b)
Engineering, cadastral, hydrographic & photogrammetric Surveys
--
2
Principles of Surveying
-- I)
Trilateration
II)
Offsets
III)
Traversing
IV)
Intersection
--
3
The Surveyor’ Work
-- a)
Verify/establish horizontal & vertical controls
b)
Locating/refixing the positions of boundary marks in cadastral survey
c)
Carry out a topographical survey
d)
Horizontal & Vertical monitoring of structures, dams, tunnels etc
e)
Carry out a pre-computation for a setting out survey
f)
Setting out building corners, roads, drains etc
4
Equipment
-- a)
Measurement of distance: tapes, chains, edmi
b)
Measurement of angles/bearings: theodolite, total stations, robotic systems
c)
Measurement of N,E,Z coordinates: GPS, Total station
--
5
Field Procedure
-- a)
Working from whole to part
b)
Recce
c)
Planning & obtaining datum for survey
d)
Observation & recording
COURSE DURATION: 12 Hours

Horizontal Control Survey

1

Establishing horizontals controls using total station &/or GPS

-- a)
Controls for setting out/traverses.
b)
Concept of true north, grid north, bearings, angles etc
c)
Linear measurement with tapes, chains, edmi
d)
Accuracies & errors in linear measurements
e)
Method of measuring angles, bearings & their associated errors & accuracies
--
2
Traverses
-- a)
Open & close traverses
b)
Datum to commence survey
c)
Cadastral survey traverse & connection to ISN marks
--
3
Computations
-- a)
Linear Misclose
b)
Precision & Accuracy
c)
Adjustments: Bowditch Rule, Transit Rule & Least Square
d)
Calculate setting out data
e)
Calculate areas & volumes
f)
Calculate clearances, distance, angles, coordinates
COURSE DURATION: 48 Hours

Vertical Control Survey

1

Ordinary leveling

-- a)
Basic knowledge & Equipment
b)
Principle of finding height/reduced levels
c)
Booking, calculations & checks
d)
Accuracy, precision & errors
e)
Adjustments
--
2
Permanent adjustment
--
3
Applications of leveling
-- a)
Long & cross sections
b)
Contouring
c)
Setting out proposed levels
d)
Monitoring of settlement markers
COURSE DURATION: 18 Hours

 

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