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Surveying Final Exam TTU D420 | 2025/2026 | 100+ Solved Questions on PLSS, Leveling, GPS, Curves, Earthwork & LIDAR

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This in-depth Surveying Final Exam guide for course D420 at Texas Tech University provides over 100 fully solved questions updated for the 2025/2026 academic cycle. Designed to support students in engineering, construction management, and geomatics, the guide covers foundational and advanced surveying concepts, calculations, and terminology as encountered in both theoretical exams and practical applications. Key topics include: Surveying Principles & Systems: Meridians, geodesy, boundary vs. engineering surveying, Public Land Survey System (PLSS), principal meridians, townships, sections, boustrophedonic ordering Measurement & Geometry: Bearings vs. azimuths, interior angles, oblique triangle resolution (Law of Sines/Cosines), tangent points, direction angles, back azimuths, accuracy vs. precision Leveling & Elevation Calculations: Backsight/foresight, datum references, differential leveling, height of instrument (HI), turning points Construction & Control Surveys: Quality control, project control, as-built documentation, design and oversight responsibilities, linear projects, subdivision plats, monumentation Curve Design & Alignment: Horizontal/vertical curves, compound curves, reversed curves, tangency, superelevation, spiral curves for railroads, degree of curvature, K values Earthwork & Volume Estimation: Mass haul diagrams, cut/fill/spoil/borrow terminology, cost factors in earthwork, haul distance, volume calculations GPS, GNSS & LIDAR: Latitude/longitude positioning, CORS stations, RTK, multipathing, satellite masking, phase ambiguity, point clouds, accuracy enhancement, LiDAR for as-built accuracy verification Mathematics in Surveying: Cartesian coordinates, departure/latitude components, Simpson’s Rule for area, unit conversions, and trigonometry in traverse analysis This document is ideal for: Texas Tech University students in civil engineering or construction programs Surveying licensure candidates and NCEES Fundamentals of Surveying (FS) exam prep Field engineers and survey technicians seeking review material Construction managers and design professionals involved in layout, quality control, and documentation Each question includes the correct answer, making it easy to quiz yourself or use for structured exam prep. Keywords: surveying exam, PLSS, principal meridian, township section, azimuth, bearing, tangent curve, K value, earthwork, backsight, foresight, leveling loop, CORS station, GPS accuracy, RTK, LIDAR, point cloud, Cartesian coordinates, Texas Tech surveying, TTU D420

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Institution
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Uploaded on
December 8, 2025
Number of pages
38
Written in
2025/2026
Type
Exam (elaborations)
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Questions & answers

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TTU Surveying Final Exam 2025/2026
Exam Questions and Correct Answers |
New Update



Meridians of _______ converge at the poles and determine East-West

position




1) Latitude

2) geodesy

3) Longitude


4) Cadastral - 🧠ANSWER ✔✔3) Longitude

,Surveying is a learned, licensed, self-policing profession dealing primarily

with ______ measurement and ______ law




1) land

2) property

3) space


4) boundary - 🧠ANSWER ✔✔1) land


The GEOID is the shape that the _________ surface would take under the

influence of the gravity and rotation of Earth alone, if other influences such

as winds and tides were absent.




1) ocean

2) land

3) earth


4) planet - 🧠ANSWER ✔✔1) ocean


The two basic categories of Surveying are _____________ and

______________

,1) Boundary, Engineering

2) Engineering, Physical

3) Geometric, Professional


4) Professional, Boundary - 🧠ANSWER ✔✔1) Boundary, Engineering


Surveying is a ____________ regulated in every state by a ___________

board.




1) profession, official

2) profession, governing

3) service, governing


4) service, policy - 🧠ANSWER ✔✔2) profession, governing


NCEES is a national nonprofit organization dedicated to advancing

professional _____________ for engineers and surveyors.




1) salaries



3
COPYRIGHT©JOSHCLAY 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE. PRIVACY
STATEMENT. ALL RIGHTS RESERVED

, 2) licensure

3) practices


4) services - 🧠ANSWER ✔✔2) licensure


The seven types of surveys discussed in class are




1) topographic

2) Traditional

3) Aerial

4) Construction

5) Hydrographic

6) Boundary

7) Route

8) Preliminary

9) Property

10) Digital

11) Control

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