# SRJC Course Outlines

12/1/2020 4:11:41 PM | WTR 102 Course Outline as of Fall 2017
| Inactive Course |

CATALOG INFORMATION |
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Discipline and Nbr: WTR 102 | Title: MATH METHODS WATER TREAT | |

Full Title: Mathematical Methods for Water Treatment Technology | ||

Last Reviewed:1/26/2015 |

Units | Course Hours per Week | Nbr of Weeks | Course Hours Total | ||||
---|---|---|---|---|---|---|---|

Maximum | 1.50 | Lecture Scheduled | 1.50 | 17.5 max. | Lecture Scheduled | 26.25 | |

Minimum | 1.50 | Lab Scheduled | 0 | 8 min. | Lab Scheduled | 0 | |

Contact DHR | 0 | Contact DHR | 0 | ||||

Contact Total | 1.50 | Contact Total | 26.25 | ||||

Non-contact DHR | 0 | Non-contact DHR Total | 0 |

Total Out of Class Hours: 52.50 | Total Student Learning Hours: 78.75 |

Grading: Grade Only

Repeatability: 00 - Two Repeats if Grade was D, F, NC, or NP

Also Listed As:

Formerly: ENVT 102

**Catalog Description:**

Mathematical methods for the fields of water treatment technology, water distribution technology, and waste water treatment technology. Prepares students for certification examinations.

**Prerequisites/Corequisites:**

**Recommended Preparation:**

**Limits on Enrollment:**

**Schedule of Classes Information**

Description:

Mathematical methods for the fields of water treatment technology, water distribution technology and waste water treatment technology. Prepares students for certification examinations.

(Grade Only)

Prerequisites:

Recommended:

Limits on Enrollment:

Transfer Credit:

Repeatability:00 - Two Repeats if Grade was D, F, NC, or NP

__ARTICULATION, MAJOR, and CERTIFICATION INFORMATION__Associate Degree: | Effective: | Inactive: | |||

Area: | |||||

CSU GE: | Transfer Area | Effective: | Inactive: | ||

IGETC: | Transfer Area | Effective: | Inactive: | ||

CSU Transfer: | Effective: | Inactive: | |||

UC Transfer: | Effective: | Inactive: | |||

C-ID: |

Certificate/Major Applicable: Certificate Applicable Course

__COURSE CONTENT__**Outcomes and Objectives:**

Upon completion of the course, students will be able to:

1. Distinguish between measured and counted quantities.

2. Distinguish the number of significant figures in measured quantities.

3. Calculate median and average values.

4. Use a pocket calculator to perform water measurement calculations.

5. Calculate areas of triangles, rectangles, and circles.

6. Calculate volumes of cylindrical and rectangular tanks.

7. Convert between common units of time, mass, length, area, volume, and

temperature.

8. Calculate concentrations, flows, pressures, and velocities using ratios

and percentages.

9. Calculate percent composition from formula and molecular weights.

10. Calculate electricity costs from load and power rates.

**Topics and Scope**

I. Numbers quantifying an identified commodity

A. Units identifying the commodity

B. Integers quantifying counted commodities

C. Measured commodities may require decimal fractions

II. Significant figures

A. The imprecision of measurement

B. Applications to computed values

C. The decimal point

D. Non-zero digits

E. Zero

III. Basic Math Operations & Rules

A. Addition and Subtraction

B. Multiplication and Division

C. Exponents

D. Scientific Notation

E. Operations with Fractions

IV. Useful pocket calculators

A. Verify ability to multiply and divide

B. Very large numbers

C. Very small numbers

V. Median values

VI. Mean values - Determining a 7-day average

VII. Computation of areas

A. Area of a rectangle

B. Area of a triangle

C. Area of a circle

VIII. Computation of volumes

A. The product of an area and a length

B. Volume of a box

C. Volume of a cylinder

IX. Units

A. Length

B. Area

C. Volume

D. Time

E. Mass

F. Temperature

X. Dimensional analysis of rates

A. "Per" implies division

B. Speed = length / time

C. Pressure = force / area

D. Flow = volume / time

E. Concentration = mass / volume

F. Unit Price = value / quantity

XI. Express conversion factors as fractions

XII. Applying the fractional conversion factor process to

A. Percent computations

B. Ratios

C. Fahrenheit - Celsius temperature conversions

XIII. Dimensional analysis of rates, ratios and concentrations

XIV. Using molecular weights to calculate percent composition

A. Identify the atomic weight of common elements

B. Determining the ratio of atoms in chemical formulae

C. Applying the fractional percent conversion

**Assignments:**

1. Reading, approximately 5-10 pages per week, based on eight weeks.

2. Problem sets such as flow rates, surface area, volume calculations,

other calculations pertaining to water treatment and distribution.

3. Quizzes (1-3); final exam.

**Methods of Evaluation/Basis of Grade.**

Writing: Assessment tools that demonstrate writing skill and/or require students to select, organize and explain ideas in writing. | Writing 0 - 0% |
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None | |||

This is a degree applicable course but assessment tools based on writing are not included because problem solving assessments are more appropriate for this course. | |||

Problem solving: Assessment tools, other than exams, that demonstrate competence in computational or non-computational problem solving skills. | Problem Solving 40 - 60% |
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Homework problem sets such as flow rates, surface area, volume calculations, other calculations pertaining to water treatment and distribution. | |||

Skill Demonstrations: All skill-based and physical demonstrations used for assessment purposes including skill performance exams. | Skill Demonstrations 0 - 0% |
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None | |||

Exams: All forms of formal testing, other than skill performance exams. | Exams 40 - 60% |
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Multiple choice, True/false, Matching items, Completion | |||

Other: Includes any assessment tools that do not logically fit into the above categories. | Other Category 0 - 0% |
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None |

**Representative Textbooks and Materials:**

Instructor prepared materials.

Mathematics Manual for Water and Wastewater Treatment Plant Operators, Frank Spellman; CRC Press, 2004

Math Text for Water & Wastewater Technicians, Grover Wright; 3rd edition. Wright's Training, 1997 (classic)