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My name didn't come up on the NC board so I need to start studying again as soon as possible. :( I'm looking to purchase the Practice Problems for the CERM 11th edition. Perhaps from someone who just passed….. Maybe your luck will rub off on me ;) Also, if anyone has an Environmental...

I'm having difficulty with this activated sludge problem. I have a few questions about it: 1.) Why does the Food equation (mass of BOD entering the aeration tank) have 1 ppm = 1* 10^6 mg/L ?? I thought 1 ppm = 1 mg/L. Also, when you cancel the units out, you get lbm and ppm leftover...

Hey guys, I'm having difficulty with an earthwork construction problem (see attachments). The solution says I should use the Prismoidal Method for STA 519+00 thru 520+00 and STA 524+00 thru 525+00, and the average end area method in between. I first calculated the problem using ONLY End Area...

Arghhh! I signed up for Testmasters in Charlotte, NC and it got cancelled. :( I was really looking forward to the class because I never took some of the topics in school (geotech, transportation, construction, envir). When I registered, I was told that the course for April's exam so I...

I looking to purchase the following books. I'll be taking the PE- Water/Envir depth in Oct '10. 1. PE Civil Sample Questions and Solutions Book ISBN: 978-1-932613-31-5 THe NCESS website has it new listed for $54.95. Does anyone have a gently used one for less? 2. An Engineering...

I'm going to be taking the Civil PE: Water/Env depth in Oct '10. I was wondering which calculator I should purchase? I've heard great things about the HP-33 but I've only used TI calculators in the past. I have a TI-30 calculator that I used for the FE but the HP calculators look better. I...