B09_Attachment_15_DOE_Approval_0002.pdf

This is a Stormwater Management and Sediment & Erosion Control Approval document issued by the Maryland Department of the Environment for a state federal project.

The approval grants authorization to the National Park Service for the "Repair to Inlet Lock 2" project located in Montgomery County at coordinates 39.0671, -77.3286, encompassing 0.47 acres. The project is identified under Contract No. CHOH 342577 and AI No. 185224. The approval is effective July 31, 2025, and was issued by the Program Manager for Sediment, Stormwater, and Dam Safety in compliance with Environment Article, Sections 4-106 and 4-205 Annotated Code of Maryland. The project was prepared by the National Park Service at the Chesapeake and Ohio Canal National Heritage Park, located at 1100 Ohio Drive SW, Washington, DC 20242, with Mr. Joseph Reed, P.E., designated as the point of contact.

The approval is subject to six key conditions: construction must be completed within three years unless extended at the Department's discretion; compliance with all applicable state laws and regulations; adherence to approved sediment control structures and stormwater management facility plans as reviewed by MDE/WSA; local county and Soil Conservation District approvals for off-site borrow or waste sites; notification to MDE/WSA Compliance Program at least seven days prior to project initiation and within five days after work completion; and a stormwater management waiver has been granted per Section 3.3.A of the Maryland Stormwater Management and Erosion & Sediment Control Guidelines for State and Federal Projects.