315-24 Attachment.pdf

Zayibeth Carballo-Township Engineer Township of West Orange October 25, 2024 OSPAC/Crystal Lake We will obtain horizontal and vertical information on the referenced site, including buildings, walks, driveways, concrete pads, walls, fences, curbs, curb ramps, swales, streams, top of bank, tree lines, horizontal limits of tree canopy, limits of parking areas, porches, steps, ramps, and visible storm, sanitary and other utility structures including utility poles. Individual, isolated trees will be located. We will obtain horizontal and vertical information, including the nearest upstream and downstream structure, type of structure, type of casting, size and types of pipes entering the structure, and inverts on accessible pipes from aboveground observation of the storm and sanitary sewer system. Elevations on hard surfaces will be shown to the nearest hundredth foot (0.01’) and ground elevations will be shown to the nearest tenth foot (0.1’). Contour lines will have a one-foot (1’) interval. 6. Tie the field work horizontally into the North American Datum of 1983 (NAD 83), and vertically into the North American Vertical Datum of 1988 (NAVD 88). 7. Record water surface elevation information at Crystal Lake. 8. Set a minimum of two (2) elevation benchmarks on-site for future use by the Township or its agents. 9. Generate final topographic mapping at a scale of one inch equals fifty feet (1” = 50’) or other appropriate scale that will be available in AutoCAD® Civil3D® 2024 “.dwg” format along with the boundary survey and survey control information. 10. Contract with an underground utility locating firm to provide a Level “B” markout on the OSPAC property and to provide sketches, ground surface marks, and a summary report of findings. We will locate markings on the ground which in conjunction with field sketches and reports by the utility locator subcontractor will be depicted on the Survey plan. B. CONCEPT PHASE 1. Perform site inspection to establish extent of wetlands within work area. Assume the required buffers for Concept Plan discussion purposes. 2. Coordinate a Kick-off/Concept Plan meeting with municipal officials and/or department heads to finalize the Scope of Work. GPI will prepare a meeting agenda to establish meeting goals. 3. Prepare a draft Concept Plan for the overall project based upon Township clarifications. The Concept Plan is anticipated to

pe of Work. GPI will prepare a meeting agenda to establish meeting goals. 3. Prepare a draft Concept Plan for the overall project based upon Township clarifications. The Concept Plan is anticipated to be returned to the Township within one week of the Concept Plan meeting. 4. Prepare two color renderings based upon the Concept Plan and comments received within one week of the submission of the draft plan to the Township. 5. Create the Concept Plan while acknowledging that the version to be discussed with the NJDEP as part of permitting will only show the activities requiring NJDEP permits. C. NJDEP PRE-APPLICATION PROCESS 1. Prepare a Pre-Application package in preparation for a Pre-Application meeting with the NJDEP. The package will follow the requirements of the checklist provided in the RFP. 2. Coordinate Pre-Application meeting with the NJDEP. Attend and prepare minutes of meeting. 3. Coordinate a meeting with Township officials to discuss NJDEP comments and their impact on the Concept Plan. 4. Establish final scope of work and project layout. Page | 2