mr. switesal comes for us, of course under daw there's a stake holders and magic two-tiered. they come back much later with the refind concept for preliminary approval where the public gets to respond. then perhaps months later they come back to us third time for a final approval. anticipate step along the way, they get feedback. we have a staff of 45 specialists, so following up on mr. switesal's comment, the risk is not having that level of expertise and months and months of technical interaction. >> how long does that process usually take? i mean, we're talking longer than two-year terms, aren't we? >> the average for a memorial to be asproved about eight years. of course that debbeds on a number of factors. how complex and big and controversial it might be as well as funding. public versus private funding. if there's a significant amount of private fundraising, you get into that. >> on the c.w.a. process, how can exemptions from that act have unintended consequences? >> that's an excellent question, mr. chairman. the work establishes a litmus test and a process for all ac