11-2276 Supp. Agmt - CPH, Inc. - Gee Creek Erosion, etc.

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The purpose of this Supplement is to provide Mitigation Monitoring Compliance for Gee Creek, North Winter Park Drive, Plumosa Avenue Intersection Improvements @ US 17/92 Intersection and Lake Concord Stormwater Park as further described below: 1.0 PROJECT DESCRIPTION 1.1 Gee Creek The SJRWMD issued Permit #40-117-116194-1 authorizing the modification and operation of a surface water management system consisting of 0.392 acre erosion and sediment control measures along a 400 foot span of Gee Creek known as Gee Creek Erosion Control (at Gee Creek Lane). The project extends 300 feet north of Gee Creek Lane and 100 feet south of Gee Creek Lane and between Sundown Trail to the west and Osceola Trail to the east. The City installed structural and non-structural erosion and sediment control measures consisting of stacked gabions with plantings along the east side of the creek and riprap along the bottom of the creek to its top of the bank. Project mitigation consisted of installation of restoration plantings into the pervious banks of the project. The City planted approximately 5568 square feet (0.128 acre) of wetland and upland trees and shrubs along the construction area. This proposal addresses the post -permit compliance monitoring required in Permit Conditions No. 25. Services described below will be performed in a timely manner for completion and submittal of the annual monitoring report to SJRWMD in August 2009. The specific scope of services to be provided by CPH under this Agreement is provided in Exhibit 1. 1.2 North Winter Park Drive The SJRWMD issued Permit #40-117-111941-1 authorizing the construction and operation of a surface water management system for a 22.70 acre roadway development known as North Winter Park Drive from Seminola Boulevard to State Road 434. The Mitigation associated with this project consists of preserving and enhancing 10 acres within a 29.81 acre city -owned parcel south of the city's water reclamation facility in Section 5 and 6, Township 3N, Range 26E, Seminole County, Florida. Project mitigation consists of undesirable vegetation removal and monitoring and maintenance for 5 years. This proposal addresses the post -permit compliance monitoring pursuant to Permit Conditions No. 26. Services described below will be performed in a timely manner for completion and submittal of the Baseline report to SJRWMD in August 2010. The specific scope of services to be provided by CPH under this Agreement is provided in Exhibit 1. 1.3 Plumosa Avenue Intersection Improvements @ US 17/92 Intersection The SJRWMD issued Permit #40-117-116055-1 authorizing the modification and operation of a surface water management system for a 3.05 acre roadway improvement known as Plumosa Avenue at US 17/92 Intersection Improvements. The Mitigation associated with this project consists of enhancing 0.38 acres of riparian wetlands to a more endemic herbaceous marsh state on Lake Concord lakeshore. Project mitigation consisted of undesirable vegetation removal and installation of restoration plantings. The City planted approximately 0.38 acres of wetland and upland trees and herbs. This proposal addresses the post -permit compliance monitoring and as -built survey required in Permit Condition No. 28. Services described below will be performed in a timely mannerfor completion and submittal of the monitoring report to SJRWMD in August 2010. The specific scope of services to be provided by CPH under this Agreement is provided in Exhibit 1. 1.4 Lake Concord Stormwater Park The SJRWMD issued Permit #40-117-29190-2 authorizing the modification and operation of a surface water management system for a 9.28 acre governmental development known as City of Casselberry Lake Concord Stormwater Park. The project is located at the northeast intersection of 17-92 and Melody Lane. The Mitigation associated with this project consists of enhancing 0.75 acres of Lake Concord lakeshore. Project mitigation consisted of undesirable vegetation removal and installation of restoration plantings. The City planted approximately 0.75 acres of wetland and upland trees and herbs. This proposal addresses the post -permit compliance monitoring and as -built survey required in Permit Conditions Nos. 22 and 26. Services described Page 2 of I I