Get AWWA standard for polyvinyl chloride (PVC) water PDF

By American Water Works Association.; American National Standards Institute

Show description

Read or Download AWWA standard for polyvinyl chloride (PVC) water transmission pipe, nominal diameters 14 in. through 36 in PDF

Best nonfiction_12 books

Get Quantum Groups: Formalism and Applications PDF

For the reason that 1964, apart from 1982, tlne 12 months of martial legislation, the Institute of Theoretical Physics of Wroclaw college has been each year, in February, setting up the Karpacz wintry weather institution in Theoretical Physics. the assumption of the college is to ask top western and jap physicists to give a chain of lectures and seminars.

New PDF release: Image China Dwelling Space

«5,000 years of civilization of China gave delivery to numerous remarkable achievements. variety of civilization unfold to world wide, impacting at the global cultural improvement. China is usually a multi-ethnic, fifty six ethnic teams, from east to west, from north to south, some of the cultures supply the area an unlimited thought.

Additional resources for AWWA standard for polyvinyl chloride (PVC) water transmission pipe, nominal diameters 14 in. through 36 in

Example text

20 AWWA C905-97 Where: f Q di C = = = = = friction loss, ft of H2O/100 ft flow rate, in gallons per minute pipe internal diameter, in inches flow coefficient 150 for PVC pipe Substituting for 20-in. 118 psi per 100 ft of pipeline --``,,,,``,``,`,`,````,,`,,````-`-`,,`,,`,`,,`--- Step 5: Determine the working pressures at key points under steady state, full flow conditions. The working pressure (P), is the sum of the static head due to elevation and the friction loss. 56 psi Continue this procedure for all stations.

Step 3 determined that DR 21 has a WPR for this example of at least 128 psi. , the WPR of the next pipe DR in this example). The point at which the pressure drops to 98 psi is determined using the pressure gradient from station 80 + 00 to 160 + 00. , 330 ft downstream of 80 + 00). Thus, DR 25 can be used beginning at (80 + 00) + (3 + 30) = 83 + 30. 5) meets the design WPR of 67 psi is determined using pressure gradients. 5 can be used beginning at (80 + 00) + (69 + 40) = 149 + 40. 93 psi and to some point beyond where the pressure has dropped to within the range of DR 41 pipe with a WPR = 48 psi.

639 ft downstream of 200 + 00) Therefore, begin using DR 41 at (200 + 00) + (6 + 39) = 206 + 39. The point at which the final DR 51 can be used (WPR = 34 psi) is similarly determined. , 2,455 ft downstream of 200 + 00) Therefore, begin using DR 51 at (200 + 00) + (24 + 55) = 224 + 55. 5. This analysis demonstrates the proper use of WPR for DR selection. In some cases, two further design considerations may be important. If the pipeline is operated in a cyclic mode (frequent on–off basis), an analysis of fatigue life should be made using methods given in the Uni-Bell Handbook of PVC Pipe.

Download PDF sample

AWWA standard for polyvinyl chloride (PVC) water transmission pipe, nominal diameters 14 in. through 36 in by American Water Works Association.; American National Standards Institute


by Joseph
4.1

Rated 4.90 of 5 – based on 21 votes