Beginning March 1, 2008 all stormwater best management practices shall be designed in accordance with the latest edition of the NC DWQ Stormwater Best Practices Manual and with the Guilford County Addenda which together shall be known as the Water Quality Protection Manual.
To view the NC Division of Water Quality Stormwater BMP Manual go here.
Storm Sewer Design Manual:
Cover & Table of Contents Storm Sewer Design Manual – First Edition
Chapter 1 Storm Water Collection Systems
Chapter 2 The Rational Method
Chapter 3 SCS Peak Discharge Method
Chapter 4 Pipe Sizing
Chapter 5 Culvert Design
Chapter 6 Open Channel Design
Chapter 7 Development Ordinance
Chapter 8 Design Requirements