Shoring from the top down - Study guides, Class notes & Summaries

Water Distribution Practice Exam Grade 3 & 4 Questions and Answers Graded A+ What is the definition of "operator"? - Operator has the same meaning as certified operator. Within how many days must a certified operator notify the Department (in writing) that the operator either ceases or commences operation of another facility? - 10 days At which type of facility is a remote operator allowed to operate? - Any Grade 1 or Grade 2 facility How close must the remote operator of a facilit...

Texas Wastewater Class A Exam Questions and Complete Solutions Seeding of BOD samples is necessary when samples - Answer: (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 system? - Answer: Summer A 30-inch diameter wastewater interceptor is observed to be flowing half-full at about two fps. The approximate volum...

OSHA 10: Occupational Safety and Health Administration Final Exam| Questions with Verified Answers| (Updated 2023/ 2024) 1. True or False: There is usually some form of warning before a cave-in. ~ Answer: False 2. OSHA requires that all excavations in which employees could potentially be exposed to cave-ins be protected by one or more of the following three methods: ~ Answer: Sloping, benching, shoring and shielding (Your Answer) 3. The formula for all simple slope exc...

What does it mean when you have topographic contours on a 1:24,000 scale base map that are roughly circular and have hachures on the counters? - ANSWER-They represent a closed depression You have a base map at a scale of 1:6,000 and you need to represent the information you obtained during a field investigation of a site that is one square mile, that included mapping of your site as well as subsurface exploration results. What do you need to do to the map to make it work? - ANSWER-Use a large...

Basic Water Works Operations Exam Quuestions and Complete Solutions Water covers what percent of the Earth's surface? - Answer: 75% Excluding outside water use, the average household uses about _______ gallons of water per month for inside use - Answer: 2000 only about ______gallon of tap water per person per day is used for drinking and cooking - Answer: 1 monitoring what enables us to plan ahead for growth? - Answer: average and maximum daily water demand The Texas State board ...

Class D Water Operator Exam Questions and Complete Solutions What are some physical characteristics of water? - Answer: Temperature, turbidity, color, taste, odor What are some chemical characteristics of water? - Answer: Hardness, pH, solids, and gases What is turbidity? - Answer: the amount of suspended matter, such as clay, silt, organic matter, and microorganisms in water T/F Water is never found pure in nature. - Answer: True Is turbidity more of a problem in groundwater or s...

1 AIC EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+ . What percentage of conversations do listeners remember of what they hear? A. 10% B. 30% C. 50% D. 90% Correct Answer: 10% What percentage of conversations do speakers remember of what they say and do? A. 30% B. 50% C. 70% D. 90% Correct Answer: 90% 2 When giving presentations, people should do which of the following? A. present extra information beyond their primary goal to demonstrate their expe...

signs of pre 33 construction are? seismic upgrades, concrete caps on top of parapit walls, bond beams wherever trusses contact the exterior bearing walls, rater tie plates wherever floor joists or roof rafters (in those buildings with flat roofs) contact the exterior bearing walls. Other indicators are presence of sand lime mortar and "king rows" aka "header courses" placed usually every 7-11 row of stretcher course. Other features are thick walls resulting in recessed doors and windows and...

Observation wells are installed _____the excavation, while monitoring wells are installed _______the excavation. Inside, Outside After piping areas are backfilled, _______psi air pressure may be maintained in the piping, provided no product has been in the piping. 10 psi 00:43 04:07 In traffic areas, ensure that the trench is sufficiently deep to permit _______inches of bedding and at least _____ inches of compacted backfill above piping. 6, 18 T or F - Flexible...

BC Owner Builder UPDATED Exam Questions and CORRECT Answers What grit of sandpaper would get the smoothest result? - ANSWER -Higher grit with get a smoother finish What is the maximum rise in a flight of stairs? - ANSWER -The vertical height of any flight of stairs should not exceed 3.7m What is the minimum distance that a ladder must extend above a parapet wall or landing? - ANSWER -3ft What heights are end dams to be on windows and door flashings? - ANSWER - 25mm/1 inch End dam u...