Detention ponds help control the rate of flow by using a control device that maintains the pre-development rate of flow. The volume of the detention pond is calculated by comparing the pre- and post- development runoff volumes. The difference is the detention volume.
Zayn Malik & Gigi Hadid: Why He Loves Dating Her Even More Than Perrie Edwards. Poor Perrie Edwards. Not only is Zayn Malik happy with his new girlfriend, Gigi Hadid, but he loves her even more than the Little Mix singer, HollywoodLife.com has EXCLUSIVELY learned. Find out why!
See full cast Â». Zak, a smart, funny and all-around nice guy is still coming to terms with his ex-girlfriend's recent passing. Determined to get on with his life, Zak agrees to go on a blind date with the cute and quirky girl named Olivia. The date comes to an abrupt end when Zak's dead ex shows up with an ultimatum.