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Minimum velocity required to keep solids in suspension? correct answers 2ft/sec Minimum required velocity a inverted siphon requires? correct answers 3ft/sec Two most common pipe materials used in the collection system? correct answers Clay & PVC OSHA minimum standards for shoring, sloping,...

The goals and purpose of the state of Texas for water and wastewater are : correct answers The purpose of the state for maintaining water quality are: 1, protect public health, 2 protect wildlife, 3, help operating industries, 4, protect economic development, 5, Promote wastewater...

What is TCEQ doing to control, "point source" pollution in the Texas waterways? correct answers TCEQ approves permits for domestic wastewater plants and Permitting of industrial wastewater plants. Describe proper design of force main wastewater lines. correct answers Minimum two feet per secon...

What is TCEQ doing to control "point source" pollution of the Texas waterways? correct answers *Permitting of domestic wastewater plants *Permitting of industrial wastewater plants Describe proper design of force main wastewater lines. correct answers Minimum two fps velocity with the smallest...

Primary Clarifiers correct answers In an activated sludge treatment system, primary treatment processes include the: Removal of Inorganic material from grit correct answers In a washing grit remover, the grit is moved slowly by screw conveyors up an inclined channel in order to? 90% or above c...

What removes Total Suspended Solids from a sample (TSS) correct answers filtration What chapter of the Texas Water Code gives T C E Q authority to control discharges in Texas. correct answers Chapter 26 Inorganic solids include correct answers sand, grit and minerals Organic solids include ...

Seeding of BOD samples is necessary when samples correct answers (All of the above) have a chlorine residual, have a previously been chlorinated, have been subjected to high temperatures, contain high or low pH industrial wastes When is blue-green algae the most dominant on a pond treatment syste...

Preliminary Treatment correct answers the 1st stage of sewage treatment where large debris, such as sticks, grit, and rags pas through a screen followed by a grit chamber, where the flow of water is slowed enough to allow for sedimentation. What stage of treatment is grit removal usually accompli...

each person contributes about _______ pounds of BOD daily correct answers 0.17 a ladder must be within ______ feet of anyone in a trench correct answers 25 Examples of point source discharges include which of the following correct answers Municipal, industrial, and agricultural wastewater trea...

Water Resources in Texas includes lakes, rivers, bays, estuaries, wetlands, ground water, and storm (1-3) correct answers False Water Polluntants include organic and inorganic material, heat, and radiation (1-4) correct answers True In Texas, Clean water is needed to provide for human comsumpt...

The name of the State Agency responsible for enforcing pollution control laws in Texas correct answers Texas Commission of Environmental Quality The term pathogenic means correct answers Capable of causing disease The minimum separation between sewer lines and potable water lines is correct an...

What is the average per day per person put into the wastewater collection system correct answers 100 what percent of wastewater is water correct answers 99.9% anaerobic bacteria can live correct answers in the absence of oxygen what is the average pounds BOD per person per day put into the ...

The name of the State Agency responsible for enforcing pollution control laws in Texas is - a. Texas Water Development Board b. Texas Water Commission c. Texas Section of EPA d. Texas Commission on Environmental Quality e. Texas Water Resource and Conservation Commission correct answers D ...

Wastewater Treatment Plant operators must be aware of, understand, and observe requirements of the... correct answers Federal Water Pollution Control Act and the Texas Water Code The goals of the state are... correct answers 1. To maintain state water quality a. For public health b. For protect...