Agenda - Public Works Committee - 06/17/2014

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Sec 117.384-410 Revised June 5, 2014 to include 2013 Construction Stormwater Permit, 2013 MS4 Permit requirements and 2012 LRRWMO Third Generation Plan [deletion;,, additions] (b) Models/methodologies/cv-npu:cltions. Hydrologic models and design methodologies used for the determining runoff characteristics and analyzing stormwater management structuroc rrrlr�t bo approved by the city enginocv. Plcim wscifications and st npcitQtions for stormwatic mcinclgement facilities ccibmi fond for review mint Pa s1-olo cigno a r y eg-i rod profosssienal onrgniccrAll c mp6Ir1tions must appoar in the pins ccibmitod forfor r�vr-revie=. unless otherwi a appr by the --city ongineer. (Code 1978, § 9.27.14; Ord. No. 06-32, § 1, 11-28-2006) Repealed by Ordinance 09-05 Effective June 8, 2009 Sec. 117-395. — Impaired waters and total maximum daily loads If a site drains to a surface water that has been listed as impaired pursuant to section 303(d) of the federal Clean Water Act more strinaent water quality measures will be required. If a Total Maximum Daily Load (TMDL) has been written for the impaired water then all best manaaement practices deemed necessary to comply with the requirements of the TMDL must be implemented. Sec. 117-396. — Maintenance of Stormwater BMP's. The design and planning of all stormwater manaaement facilities shall include detailed maintenance and repair procedures to ensure their continued function. These plans will identify the parts or components of a stormwater manaaement facility that need to be maintained and the equipment and skills or training necessary. Provisions for the periodic review and evaluation of the effectiveness of the maintenance proaram and the need for revisions or additional maintenance procedures shall be included in the plan. All private stormwater BMPs shall be maintained by the owner(s) such that the BMP performs the intended treatment function. Public stormwater BMPs shall be the responsibility of the City of Ramsey in that the City will ensure that the capacity of retention/detention ponds is adequate and will repair or replace storm sewer system components as needed. The applicant must ensure access to all stormwater treatment practices at the site for the purpose of inspection and repair by securing all the maintenance easements needed on a permanent basis. These easements will be recorded with the plan and will remain in effect even with transfer of title to the property. The applicant must execute an easement and an inspection and maintenance agreement binding on all subsequent owners of land served by any on -site stormwater management measure in accordance with the specifications of this ordinance. Sec. 117-3967. — Use of Stormwater Ponds. No alterations to shorelines or vegetation around stormwater ponds shall be allowed unless authorized by the City. Fountains or other circulating devices will not be allowed in stormwater ponds unless authorized by the City. City. Chemical treatment of stormwater ponds will not be allowed unless authorized by the Ramsey, Minnesota, Code of Ordinances Page 12