Recent content by Spaghetti_PE

I see how they solved the problem, but can anyone explain to me WHY I cannot get the same answer as them using the classic Streeter-Phelps equation from CERM 15th Edition Page 28-10 Eqn. 28.36: Dt=(KdBodu/(Kr-Kd)(e^(-Kdt)-e^(-krt))+D0(e^(-krt)) Where did that equation they are using for the...

Can anybody explain to me why they ultimately chose the ions that they did, to calculate the required CaO? Why did they sum up only CO2, Alkalinity, and Mg BUT not Ca? Thanks!

Matt, I recommend sitting down with the CERM and reading over the environmental chapters until you can competently discuss the key components (processes) of the water treatment and wastewater treatment processes. Filtration, sedimentation, aeration, activated sludge, etc. Think big picture and...

Congratulations Shaltoof. I hope Shaltoof's experience helps out other people in the future that are wondering how much time/effort they have to put into preparing for the civil PE exam. Yes it should be taken seriously and one should study in earnest. No, its not exceedingly difficult if you...

I'll mark that in my win column. 

I can't believe people would come on here to post to tell you are going to fail. Shame on them. You'll be fine, just study with your remaining time. I took the NCEES practice exam blind the first time (without studying) and got an 85%. I'm not a genius or anything. There is a lot of common sense...

I enjoyed the PE Prepared breadth exams: https://www.amazon.com/s/ref=dp_byline_sr_book_1?ie=UTF8&text=PE+Prepared%2C+LLC&search-alias=books&field-author=PE+Prepared%2C+LLC&sort=relevancerank