Standard For Polyvinyl Chloride Pressure Pipe ANSI/AWWA .

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1 Exam PrepStandard for Polyvinyl Chloride Pressure Pipe ANSI/AWWA C900-07Questions and AnswersPart 11. Which of the following statement is not a correct statement?A. A “DR” is the average O.D. divided by the wall thicknessB. The “DR” is outside diameter to wall thicknessC. A “DR” is constant for all pipe sizes of a specific “DR” seriesD. The higher the “DR” the higher the working pressure2. The wall thickness of 6” pressure class 235 PVC pipe is .A. 0.383”B. 0.493”C. 0.046”D. 0.059”3. The pressure class for six inch DR 18 pipe is .A. 100 psiB. 235 psiC. 200 psiD. 500 psi4. At intervals, PVC water pipe shall bear markings.A. 2’B. 4’C. 5’ maxD. 10’ max5. An 8” DR 18 pipe with a pressure class of 150 psi has its couplings tested for hydrostatic integrity. The pipetemperature is 90 degrees. The coupling shall not burst, balloon or fail when subjected to an internal testpressure of psi.A. 225 psiB. 450 psiC. 600 psiD. 755 psi1 Exam Prep – AWWA Std. PVC Pressure Pipe C900-071

Part 21. The Dimension Ratio is determined by dividing thethickness.diameter of the pipe by its minimum wallA. Maximum outsideB. Average insideC. Average outsideD. Minimum inside2. Determine the DR value for a Polyvinyl Chloride pipe with an average outside diameter of 6.9 inches andminimum wall thickness of 0.276 inches.A. 14 DRB. 18 DRC. 25 DRD. 40 DR3. The minimum wall thickness in the ring-groove and bell-entry sections shall equal or exceedthe.A. Minimum wall thickness of the pipe barrelB. Average wall thickness of the pipe barrelC. Minimum wall thickness of the pipeD. Average wall thickness of the pipe4. A Polyvinyl Chloride pipe with a DR value of 18 shall not fall, balloon, burst or weep at the sustainedpressure of.A. 650 psiB. 500 psiC. 350 psiD. 755 psi5. Polyvinyl Chloride pipe identification markings shall include.A. Nominal size, OD base and dimension ratioB. Manufacturers name and products record codeC. AWWA designation number and pressure classD. All of the above6. The quick-burst strength of pipe produced from each extrusion outlet shall be tested at the beginning of theproduction, thereafter one sample shall be tested.A. Every 12 hoursB. Each eight hour shiftC. Every 24 hoursD. As required by the engineer1 Exam Prep – AWWA Std. PVC Pressure Pipe C900-072

7. AWWA Standard for Polyvinyl Chloride Pressure Pipe for water 4 inches through 12 inches is.A. C900B. C603C. C302D. C7008. The term “DR” stands for.A. Depth RatingB. Dimension RatioC. Density ReadingD. Design Requirement9. The burst pressure requirement for a Polyvinyl Chloride pipe with a DR of 25 is.A. 985 psiB. 755 psiC. 535 psiD. 350 psi10. Pipe couplings and solvent cements that are damaged when received shall be replaced by the.A. OwnerB. Manufacturer or supplierC. ContractorD. Insurance or bonding company11. The designation "PVC" stands for.A. Polyvinyl Chloride Pressure PipeB. Polyvinyl Chloride Pressure Pipe For WaterC. Polyvinyl ChlorideD. Polyvinyl Chloride Pressure Pipe For Water, 4" Through 12"12. Polyvinyl Chloride pipe and couplings shall be made with an established hydrostatic-design-basis (HDB)rating of.A. 1000 psiB. 2000 psiC. 3000 psiD. 4000 psi1 Exam Prep – AWWA Std. PVC Pressure Pipe C900-073

13. Polyvinyl Chloride solvent cements shall be manufactured to conform with the requirements of.A. AWWA C900B. ASTM D2564C. AWWA C700D. ASTM D267214. The wall thickness tolerance for a Polyvinyl Chloride pipe of 4.5 inches O.D. and a DR value of 14is.A. 4 inchesB. 5 inchesC. 6 inchesD. 7 inches15. Identification marking on Polyvinyl Chloride pipe shall be applied at intervals of not more than.A. 5 feetB. 10 feetC. 15 feetD. 20 feet16. PVC pipe shall be furnished in standard laying lengths ofpurchase.feet unless otherwise agreed atA. 5B. 10C. 15D. None of the above17. The manufacturer shall maintain quality control records of PVC for a period of not lessthanyears.A. 1B. 2C. 3C. 418. According to the ANSI/AWWA C900-97, when marking pipe, it is not necessary to include the.A. AWWA pressure classB. Date on which test took placeC. Dimension ratioD. Nominal size and OD base1 Exam Prep – AWWA Std. PVC Pressure Pipe C900-074

1 Exam PrepStandard for Polyvinyl Chloride Pressure Pipe ANSI/AWWA C900-97AnswersPart 11. D2. A3. B4. C5. ASection 3, Table 1Table 1Table 1Section 6.1.2Section 4.4.4Solution: 2 times pressure classWhen the temperature exceeds 77 degrees, use the pressure reduction coefficient found in the table4 90F .75150 psi x 2 300 psi x .75 225 psiPart 21. C2. C3. A4. B5. D6. C7. A8. B9. C10. B11. C12. D13. B14. D15. A16. D17. B18. BSection 3(1)Section 3(1)Section 4.3.2.2(a)Table 2Section 6.1.2Section 5.1.4Cover pageSection 3(1)Table 3Section 6.2.2Cover padeSection 3(3)Section 2Table 1Section 6.1.2Section 4.32.3Section 5.2Section 31 Exam Prep – AWWA Std. PVC Pressure Pipe C900-075

1 Exam Prep – AWWA Std. PVC Pressure Pipe C900-07 4 13. Polyvinyl Chloride solvent cements shall be manufactured to conform with the requirements of . A. AWWA C900 B. ASTM D2564 C. AWWA C700 D. ASTM D2672 14. The wall thickness tolerance for a Polyvinyl Chloride pipe of 4.5 inches O.D. and a

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