in addition to maury and cvg's suggestions, i'd like to add that getting an idea of your design flows at proposed/initial inlet locations would help--i only work with 10ft/15ft/20ft inlet opening widths (austin,tx); for the 25 yr storm, capacity is ~ 6.1 cfs for a 10ft inlet on a relatively flat...
this one covers all aspects--politics and design.
Land Development Handbook (Handbook)
by The Dewberry Companies
Hardcover: 1124 pages
Dimensions (in inches): 11.00 x 1.75 x 8.25
Publisher: McGraw-Hill Professional; 2 edition (March 29, 2002)
ISBN: 0071375252
$123 new, ~$90 used
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