Time to Drain a Full Pipe 1 - Eng-Tips
Aug 26, 2020 · Dear Team, I need to calculate how much it takes to drain a 36" full pipe, in three main sections with different slopes. We have a 16" full open valve to drain it. I do the calculation dividing the sections in several parts, estimate the velocity and then the …
Connecting PVC pipe to existing storm sewer - not in a manhole 1
Oct 1, 2008 · Consult a concrete pipe manufacturer. Furnish and install one (1) 18" x 12" saddle, complete as specified, each. Furnish and install one (1) tap into existing 18" RCP storm sewer, complete as specified. Differential settlement is possible with a mortar joint; settlement may result in the pipe being sheared or cracked at the connection.
Drain pipe - Pump engineering | Eng-Tips
Dec 14, 2003 · Hi all, I've got a problem in drain pipe that goes to"dance". In our desal plant, there is a brine pump in brine heate who pumping the condensate that formed. The discharge pressure of the pump is varies from 3 - 4.5 bar. Normally its operation condition is …
storm pipe minimum slope??? - Storm/Flood engineering - Eng-Tips
Apr 5, 2007 · Normally I will determine the min. slope which will produce a velocity of 2.5 fps (min) when the pipe is flowing full and the hydraulic gradient is equal to the slope of the pipe. This is will help carry sediment through the pipe system. And when not possible to achieve this velocity try to at least avoid a drop in velocity in the pipe system.
Lake drain pipe sealing 1 - Eng-Tips
Jun 26, 2008 · My dad has a 18 acre lake that had a drain pipe that he didn't know about until it began to leak. He found the drain end of the pipe and it is now open and draining and after lots of scuba diving with terrible visibility he finally found where it is in the lake buried under a mound of rocks near the center of the lake 22 feet underwater.
12" Drain Pipe - Water treatment and distribution | Eng-Tips
Jul 8, 2022 · Hello! I have a concrete box that is going to be filled with water at 900 gpm, the dimensions are 7' * 5' and a 3' depth. I am planning on installing a 12" drain pipe made of PVC coming from the side of the concrete box, it daylights 120 ft …
Using Structural Columns for Roof Drains - Eng-Tips
Jun 27, 2000 · Knowing when it leaks is helpful, but you still can't repair the drain pipe through the wall of the column, so unless there is a method of repair, I would be leery about using the system. There must be similar concerns about water filled columns for fire protection which concept has been used successfully on a number of buildings.
Minimum Scouring Velocity & Pipe Slope 1 - Eng-Tips
Apr 15, 2015 · I have a question about designing a storm drain pipe using my local state standards. I am designing an storm drain system using RCP. My current state standards say to design using Manning's equation and assume a gravity flow condition that is just full (NO Pressure flow). The standards say...
Drain Pipe Material for Animal Blood Contaminated Waste Water.
Aug 27, 2019 · I am working on a project where I have select materials for the sewer drain pipes for animal ( mainly Cow) fat and blood processing facility. The fluid is water at 85 Deg C with animal blood in it. I wanted to request any references that I could use to make a recommendation for the material of construction for the gravity drain pipes.
Concrete Pipe Strength Evaluation - Civil/Environmental …
Mar 17, 2011 · The ACPA design manual (that is the "Concrete Pipe design Manual" You said you have already) by hand with the help of hundred tables and diagrams, let You find the effective load on the pipe according to the laying procedure (trench, embankment, etc) and with the bedding class You can find the D-load (that is the strength of the pipe found under T.E.B. test) …