6400 MERRILL CREEK PKY 2018-01-01 MF Import

The inlet and outlet structures to the wetpond need to be designed so that all atormflow is forced to travel tha full length of tha wetpond. The City inspectors request that the wetpond construction notes, from section 4-10.3 (2) of the City�s atandards, be provided in a c.>nspicuous place on both the storm drainage plans and the landscape plans. City standards require the following note regarding pond berm material� to be included on the plans: NOTE: Berm soils shall consist of material conforming to the following gradation: Sieve Size � Passing 3" 100 ,f4 65-90 �200 12-20 A trashrack is needed on the outlet of the wetpond to prevent floatable materials from enterinq the restrictor manhole. infiltration basin: he infiltration basin should be located a minimum of 50 feet from the top of any slopes greater than 25$ unless a licensed geotechnical consultant approves the design. City standards also require infiltration basins to be located at least 20 feet downslope and 100 feet upslope from any building foundations and/or property lines When an infiltration basin will be provided, the construction requirements from section 4-9.3 (1) and the � maintenance notes from section 4-9. 3 (2) need to be included on the plans. Flow control structure: Access to any flow control structure(s) is raquired as detailed in section 4-6.3 of the City's Design and Construction Standards and Specifications. The City's inspectors request that a detail of each fluw control structure be provided on the plans.