Recent content by azukarita

SMIAH : shouldn't I be using the watershed area instead with a weighted Runoff coefficient?

Can I use Seelye Chart to calculate Tc? SMIAH: why do you recommend not to calculate Tc for the project and use modified rational instead?

cvg: What criteria do you use to choose Tc=10 mins or Tc=5 mins?

Francesca, According to the town ordinance is a Non-major development. They have a checklist with the items we must submit. As per ordinance, they ask to follow RSIS NJAC 5:21, but they do not specified what method to use to calculate runoff. NJ Stormwater Best Management Practices Manual...

Also the project is about 7500 sq feet

Hello I am trying to do a stormwater management / drainage report per city of Paterson, NJ requirements that includes the following: - Pre and post development runoff calculations for runoff for 2 and 25 yr storms. - Design stormwater management facilities zero net increase in runoff rate for...