MEP FIRST TEST REVIEW EXAM ACTUAL

MEP FIRST TEST REVIEW EXAM (ACTUAL / )

QUESTIONS AND VERIFIED ANSWERS

Prescriptive Code - ----Answers---Gives clear prescriptions for construction systems, types of materials and devices to be used without permitting any alternatives

Performance Code - ----Answers---Performance criteria are based on function of the component

Thermostatic mixing valve - ----Answers---Allows for custom temperature in showers

How many gallons of water per acre during a 1" rain? - ----

Answers---Answer:

1/12 (0.8333)x43560 = 3630 cu ft

• cu ft / .13368 = approx 7.48 gals / cu ft

3630 x 7.48 = 27,152 gals

Combination Sewer System - ----Answers---when sewer and drainage water is in the same pipe

Percolation - ----Answers---how well does the ground accept water

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Calculating GPM Flow - ----Answers---GPM = RxAx 0.0104 R = Rainfall intensity A = Roof Area in sf

Soil Pipes - ----Answers---Pipes that contain fecal matter

Waste Pipes - ----Answers---discharge free of fecal matter

Gray Water Lines - ----Answers---typically purple lines that send water to be reused and reclaimed

Turbidity - ----Answers---Amount of insoluble suspended solids in the water

PH - ----Answers---optimal level is from 6.5 to 8.5 ph

Developmental Length - ----Answers---Straight Pipe

Equivalent Length - ----Answers---fitting and valve change to equivalent length of the same size pipe

PHT - ----Answers---Pressure lost due to vertical travel of the pipe

For every foot of rise how much pressure do you lose? - ---- Answers---.433 psi

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