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Introduction
Dr Ahmed Ragheb SCM 221 – Planimetric Surveying 1 Lecture 1
Introduction
Dr Ahmed Ragheb SCM 221 – Planimetric Surveying 1 Lecture 1
Faculty of Engineering and Technology
Structural Department - Year 1
Dr Ahmed Ragheb
(Planimetric Surveying 1)
SCM 221
Introduction
Dr Ahmed Ragheb SCM 221 – Planimetric Surveying 1 Lecture 1
Introduction
Dr Ahmed Ragheb SCM 221 – Planimetric Surveying 1 Lecture 1
Planimetric Surveying 1, introduction to the usage of
Surveying in plane.
1
What is SCM 221?
Structural Eng. and Construction Management
Surveying!....What is it?
Positioning and Setting out
Presentation of natural or man-
made features on a map with a
certain scale
Presentation of features from
map to the site
Introduction
Dr Ahmed Ragheb SCM 221 – Planimetric Surveying 1 Lecture 1
Introduction
Dr Ahmed Ragheb SCM 221 – Planimetric Surveying 1 Lecture 1
Where will you see surveyors ?
2
Introduction
Dr Ahmed Ragheb SCM 221 – Planimetric Surveying 1 Lecture 1
Introduction
Dr Ahmed Ragheb SCM 221 – Planimetric Surveying 1 Lecture 1
Aim
Introduction to basic surveying operations along its practical application.
Objectives:
- Introduction to basic surveying measurements and instruments (1 lec)
- Revision of Units and transformation between different unit systems
(distances, angles, Areas) (1 tut)
Aim and Objectives
3
- Introduction to linear measurements (alignment, distance obstacles,
detailing) (2 lecs + 2 labs)
- Mapping (scales, map arrangement) (1 lec + 1 tut)
Introduction
Dr Ahmed Ragheb SCM 221 – Planimetric Surveying 1 Lecture 1
Introduction
Dr Ahmed Ragheb SCM 221 – Planimetric Surveying 1 Lecture 1
Total = 11 lecs + 2 Mid Term Exams + 1 Revision
5 labs + 7 tuts + 1 Practical Exam + 1 Revision
= 14 Weeks
Objectives
4
- Computation of coordinates (direction and positioning) (1 lec + 1 tut)
- Computation of area using various techniques (Graphical, Computational,
semi-Computational) (1 lec + 1 tut)
- The use of traverse in surveying projects (Factors affecting choice of
traverse stations, calculation methods, usage) (2 lecs + 2 tuts)
- Angular measurements using Theodolite (Basic concept, Instrument,
components, HZ and VL angles, corrections) (3 lecs + 3 labs + 1 tut)
Introduction
Dr Ahmed Ragheb SCM 221 – Planimetric Surveying 1 Lecture 1
Introduction
Dr Ahmed Ragheb SCM 221 – Planimetric Surveying 1 Lecture 1
60 Marks
40 Marks
10 Marks 25 Marks (12th
) 25 Marks (6th
)
Practical Exam
Mid Term 10
Assignments 5
Attendance 5
Quiz 5
Mid Term 10
Assignments 5
Attendance 5
Quiz 5 Final Exam
Eng. Alaadin Ibrahim
Eng. Mahmoud Hamdy
Course Details
5
Mid Term Exam 1 November 2015
Mid Term Exam 2 December 2015
Practical Exam January 2016
Final Exams January 2016
Introduction
Dr Ahmed Ragheb SCM 221 – Planimetric Surveying 1 Lecture 1
Introduction
Dr Ahmed Ragheb SCM 221 – Planimetric Surveying 1 Lecture 1
2- ANGLES
HZ angles
θ = R2 – R1 = BAC
VL angles
3- COORDINATES
X, Y, Z
To position features and points relative to a certain coordinate system
(Local or Global)
1- DISTANCES
HZ VL Slope
If not mentioned, then it is Horizontal
Surveying Measurements
6
Introduction
Dr Ahmed Ragheb SCM 221 – Planimetric Surveying 1 Lecture 1
Introduction
Dr Ahmed Ragheb SCM 221 – Planimetric Surveying 1 Lecture 1
1) Tape شريط
Measuring distances 20m, 30m, 50m, 100m
Fabric Tape
- Cheap
- Affected slightly
by temperature
- Not Durable
Steel Tape
- Reasonably priced
- Affected highly
by temperature
- Durable
Invar Tape
- High cost
- Not affected
by temperature
2) Steel Arrow شوكة
For Temporary fixation of points onsite
3) Range Pole شاخص
Steel or wood used for alignment
Surveying Instruments
7
Introduction
Dr Ahmed Ragheb SCM 221 – Planimetric Surveying 1 Lecture 1
Introduction
Dr Ahmed Ragheb SCM 221 – Planimetric Surveying 1 Lecture 1
4) Peg وجد
For Permanent fixation of points onsite
Muddy ground Steel nails for roads Desert ground
5) Theodolite ثيودوليث
For measuring HZ and VL angles
6) Level ميزان
For measuring height differences
7) Electronic Distance Measurement (EDM) قياس المسافات الكحرونيا
Record transmit and receive time
VTT
D Transmittrecieve
2
Surveying Instruments
8
Introduction
Dr Ahmed Ragheb SCM 221 – Planimetric Surveying 1 Lecture 1
Introduction
Dr Ahmed Ragheb SCM 221 – Planimetric Surveying 1 Lecture 1
8) Total Station محطة الرصد المحكاملة
Theodolite + EDM + Processor + Memory + Battery
9) Laser Scanner
Information and positions from scanning
10) Digital Camera
Information and positions from photographs
(Aerial جوي or Terrestrial أرضي )
11) Global Positioning System (GPS) نظام الرصد على األقمار الصناعية
- Observing at least 4 satellites (Known coordinates) and measuring
the distance (R) between receiver and satellite
- Solve 4 equations for 4 unknowns (X, Y, Z, T)
Surveying Instruments
9
R1
R2 R3
R4