# Surveying Homework

Table of Contents

*Surveying Homework*

Surveying homework. Assignment #2 > Problems: 2.1 * 2.4 2.5 2.12 2.14 2.16 2.24 & 2.32 certain it fits the equipment owned or perhaps needed in the future. PROBLEMS Asterisks (*) indicate problems that have partial answers given in Appendix G. 2.1 List the five types of measurements that form the basis of traditional plane surveying. 2.2 Give the basic units that are used in surveying for length, area, volume, and angles in:

(a) The English system of units.

(b) The Sl system of units. 2.3 The easting coordinate for a point is 632,506.084 m.

What is the coordinate using the

(a) Survey foot definition?

(b) International foot definition?

(c) Why was the survey foot definition maintained in the United States?

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2.4 Convert the following distances given in meters to U.S. survey feet:

(a) 4129.574 m (b) 686.504 m (c) 5684.237 m 2.5 Convert the following distances given in survey feet to meters: *

(a) 537.52 sft (b) 504,864.39 sft (c) 3874.26 sft 2.6 Compute the lengths in survey feet corresponding to the following distances mea- sured with a Gunter’s chain:

*(a) 10 ch 13 Ik (b) 16 ch 2 Ik (c) 3 ch 54 1k 2.7 Express 48,983 sft? in:

*(a) acres (b) hectares (c) square

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Gunter’s chains 2.8 Convert 3.76934 ha to:

(a) square survey feet (b) acres (c) square Gunter’s chains 2.9 What are the lengths in feet and decimals for the following distances shown on a building blueprint?

(a) 22 ft 8-1/4 in.

(b) 40 ft 6-1/2 in. 2.10 What is the area in acres of a rectangular parcel of land measured with a Gunter’s chain if the recorded sides are as follows:

*(a) 9.17 ch and 10.64 ch (b) 30 ch 6 lk and 24 ch 98 lk 2.11 Compute the area in acres of triangular lots shown on a plat having the following recorded right-angle sides: (a) 208.94 ft and 232.65 ft (b) 9 ch 25 lk and 6 ch 16 lk 2.12 A distance is expressed as 1908.23 U.S. survey feet. What is the length in:

*(a) international feet?

(b) meters? 2.13 What are the radian and degree-minute-second equivalents for the following angles given in grads:

*(a) 136.0000 grads

(b) 63.0984 grads

(c) 235.8760 grads 2.14 Give answers to the following problems in the correct number of significant figures:

*(a) sum of 23.15, 0.984, 124, and 12.5

(b) sum of 14.15, 7.992, 15.6, and 203.67

(c) product of 104.56 and 66.8

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(d) quotient of 5235.67 divided by 23.04 SIGNIFICANT FIGURES, AND FIELD NOTES 2.15 Express the value or answer in powers of 10 to the correct number of significant figures:

(a) 363.25

(b) 1200

(c) square of 363.25

(d) sum of (25.675 + 0.48 + 204.69) divided by 10.6 2.16

*Surveying Homework*

Convert the angles of a triangle to radians and show a computational check: *(a) 39°41’54”, 91°30’16”, and 48°47’50” (b) 82°17’43”, 29°05’54”, and 68°36’23” 2.17 Why should a number 2 pencil not be used in field note keeping?

2.18 Explain why one number should not be superimposed over another or the lines of sketches. 2.19 Explain why data should always be entered directly into the field book at the time measurements are made, rather than on scrap paper for neat transfer to the field book later. 2.20 Why should the field notes show the precision of the measurements?

2.21 Explain the reason for item 18 in Section 2.11 when recording field notes. 2.22 Explain the reason for item 20 in Section 2.11 when recording field notes.

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2.23 Explain the reason for item 12 in

Section 2.11 when recording field notes. 2.24 When should sketches be made instead of just recording data? 2.25 Justify the requirement to list in a field book the makes and serial numbers of all instruments used on a survey.

2.26 Discuss the advantages of survey controllers that can communicate with several different types of instruments. 2.27 Discuss the advantages of survey controllers. 2.28 Search the Internet and find at least two sites related to (a) Manufacturers of survey controllers. (b) Manufacturers of total stations. (c) Manufacturers of GNSS receivers.

2.29 How can survey controller data be stored? 2.30 What are the dangers involved in using a survey controller?

2.31 Describe what is meant by the phrase “field-to-finish.”

2.32 Why are sketches in field books not usually drawn to scale?

BIBLIOGRAPHY

Alder, K. 2002. The Measure of All Things – The Seven-Year Odyssey and Hidden Error that Transformed the World. New York, NY: The Free Press. Bedini, S. A. 2001. “Roger Sherman’s Field Survey Book.” Professional Surveyor Magazine 21 (No. 4): 70.

Bennett, T. D. 2002. “From Operational Efficiency to Business Process Improvement.” Professional Surveyor 22 (No. 2): 46. Brown, L. 2003. “Building a Better Handheld.” Point of Beginning 28 (No. 7): 24.

Durgiss, K. 2001. “Advancing Field Data Collection with Wearable Computers.” Professional Surveyor 21 (No. 4): 14

Ghilani, C. D. 2010. Adjustment Computations: Spatial Data Analysis. New York, NY: Wiley; Meade, M. E. 2007. “The International versus U.S. Survey Foot.” Point of Beginning 33 (No. 1): 66.

Paiva, J. V.R. 2006. “The Evolution of the Data Collector.” 32 (No. 2): 22.

Pepling, A. 2003. “TDS Recon.” Professional Surveyor 23 (No. 9): 34.

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