Question: The Primary Settling Tank a. Using the EPA standards showing in table below, determine the size of the primary settling tank. Use at least

The Primary Settling Tank a. Using the EPA standards showing in table

below, determine the size of the primary settling tank. Use at least

The Primary Settling Tank a. Using the EPA standards showing in table below, determine the size of the primary settling tank. Use at least two tanks operating simultaneously. Verify that the dimensions are correct. Show calculations for each of the following parameters: b. 1. Volume. 2. Detention time. 3. Overflow rate. 4. Weir loading. I TABLE 2 Typical Design Criteria for Primary Clarifiers OVERFLOW RATES-GALLONS/DAY/SQUARE FOOT (gpd/sq ft) AVERAGE MONTHLY FLOW 800-1200 1000 600-800 EPA Standards EPA with secondary solids SIDE WATER DEPTH-FEET (ft) EPA Standards EPA with secondary solids 10-13 7 13-16 WEIR LOADING-GALLONS/DAY/LINEAR FOor (god/tt) Standards 10,000-40,000 10,000 PEAK FLOW 2000-3000 1500 1200-1500

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

a Using 2 tanks operating simultaneously Average monthly flow 1000 mgd million gallons per day Peak ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Accounting Questions!

Consider a thin homogeneous plate that lies in the x1-x2 plane. Show that the inertia tensor takes the form -C A {1} -C B 0 A + B

The snowmobile is traveling at 10 m/s when it leaves the embankment at A. Determine the time of flight from A to B and the range R of the trajectory. A 40 3 -R- 5 4 B

Solve Prob. F815 using Castiglianos theorem. Data from Prob. F815 Determine the slope and displacement at point A. EI is constant. Use the principle of virtual work. 4 kN.m A 3 m Probs. F8-15/16 B

Chapter 7: Wastewater Management IN THIS CHAPTER U.S. wastewater regulations Sources of contamination of wastewaters Classification of water pollutants Characteristics of wastewater Wastewater...

Select an organisation with which you are familiar and write a report on how you would transform a clearly defined segment of the organisation into a sustainable business segment. Do not select an...

Jones & Bartlett Learning, LLC. NOT FOR RESALE OR DISTRIBUTION CHAPTER Hot Spot Analysis 10 LEARNING OBJECTIVES C A R R Provide a working definition of a \"hot spot.\" , Be able to explain different...

FLATIRONS INC. Flatirons, Inc. (dba Flatirons Flapjacks Caf) specializes in unique breakfast and brunch menus and gourmet coffees. Maria Trujillo and Jason Johnson formed the corporation and opened...

Financial Statement Analysis Part 1 As described in the project overview, Appendix A of your textbook describes several ratios, as well as vertical analysis and horizontal analysis of financial...

Common Size Balance Sheet Prepare a spreadsheet with common size balance sheets for the years ended November 30, 2014 and 2015. For 2014, each line item should be shown as a percentage of total...

The bolt of lightning depicted in figure passes 200 m from a 100-turn coil oriented as shown. If the current in the lightning bolt falls from 6.02 x 10 6 A to zero in 10.5 ?s, what is the average...

A 400-lb flywheel is at rest when a constant 18 lb ft couple is applied. It is observed that 4.3 min are required for the flywheel to reach its rated speed of 2400 rpm. Knowing that the radius of...

DATA for the following questions: The sales for the quarter, as reported by an international carrier as follows: Sales from the transport of cargo from the Philippine port to foreign countries are...

PTP produces two products from different combinations of the same resources. Details of the selling price and costs per unit for each product are shown below: The fixed costs of the company are $50...

Vitamin C is present almost universally in the plant and animal kingdoms. (According to Linus Pauling, mountain goats biosynthesize from 12 to 14 g of it per day.) Animals produce it from D-glucose...

How does conventional monetary policy work?

The annual demand for an item of raw materials is 4000 units and the purchase price is expected to be 90 per unit. The incremental cost of processing an order is 135 and the cost of storage is...

Based on the data in Exercise 4-25, prepare an income statement, statement of owners equity, and balance sheet for Alert Security Services Co. Data from Exercise 4-25, Alert Security Services Co....

What is an offer in the context of contract formation? a. An agreement to agree in the future b. A proposal by one party to another to form a legally binding agreement c. A serious remark made during...

A traveling sine wave is the result of the superposition of two other sine waves with equal amplitudes, wavelengths, and frequencies. The two component waves each have amplitude 5.00 cm. If the...

The mass of 1 mol of 13C (carbon-13) is 13.003 g. (a) What is the mass in u of one 13C atom? (b) What is the mass in kilograms of one 13C atom?

Find the potential at the sodium ion, Na+, which is surrounded by two chloride ions, Cl, and a calcium ion, Ca2+, in water as shown in the diagram. The effective charge of the positive sodium ion in...

Stacey Fi nkelstein and Ayelet Fishbach (2012) examined the impact of feedback in the learning process. The following is an excerpt from their abstract: This article explores what feedback people...

The ten critical success factors have been applied in a variety of settings and project types. Consider a project with which you were involved. Did any sub-set of these factors emerge as clearly the...

1. Do you think that, as a manager, you would use bonuses regularly? Why or why not? 2. Can you think of a time in your own life when being evaluated and rewarded on a specific goal lead you to...