I took School of PE review course for civil. I liked it since it gave me a good review and prep for material i never had before ( i was envir. undegrad and grad) Its expensive but worth if your company reimburses you. The class is on weekend which sucks, but it really lets you set aside those 5...
I took Civil-water resources, and to prep I took a class (school of Pe since some collegues recommended it) since i knew i never took half of material on the test such as transport and structural (i am environmental undergrad and grad). That way i didnt even bother studying too much of that...