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HomeMy WebLinkAboutEngrg Dept review letter 7-22-2013LM akhop-ALWOya I a � ® ®e I NMI I July 19, 2013 JAINIES BRAINARD, N AYOR Mr. Brett A. Huff Stoeppelwerth & Associates, Inc. 7965 East 106Th Street Fishers, IN 46038 RE: The Meadows at Legacy, Section 2- Project Review #1 Dear Mr. Huff: The City received your construction plans on May 17, 2013. The project was scheduled for review at the June 19, 2013 Technical Advisory Committee meeting. We offer the following comments: CONSTRUCTION DRAWING REVIEW COMMENTS 1. MFPG on Sheet 1 of the Final Plat is defined as Minimum Finished Pad Grade. Is this correct? 2. Is L.C.A #4 being platted as a drainage easement? 1 Please provide the legal description on the construction plans. 4. Please provide the locations of all electrical power vaults, transformers, power lines, gas lines, television cable, and telephone lines, 5. Please provide all existing easements, onsite and adjacent to the site on the Topographic Survey and Site Development Plan, in order for the Department to evaluate easement widths and/or conflicts. 6. Please indicate the Iimits of the Duke Energy easement on the Site Development Plan. 7. Is the existing DD #1 located within a platted drainage easement? 8. Please indicate all offsite improvements (curbs, sidewalk, pavement, and pedestrian path) in order for the Department to evaluate continuity. 9. Are all lots adjacent to side yard easements wide enough to accommodate the anticipated house and any planned driveways such that there is no encroachment into the easements? Driveway encroachments will not be allowed within easements. 10. All swales shall be contained within a 30 -foot drainage easement. II. A drainage easement is required for the swale at the back corner of Lot 38. 12. Is a pedestrian facility planned between Lots 42 and 43? If so, what type of pedestrian facility is planned? Please indicate on the Site Development Plan. Will it connect to an existing pedestrian facility? 13. Please differentiate between the MFPG/MLAG for the front and back of each lot within the legend on the Site Development Plan. 14. What are the MFPG and MLAG based on? These elevations shall be based on: a. 1 -foot above the maximum water surface elevation onsite, during a 100 -year rain event, assuming all storm inlets plugged. b. 2 -feet above the i 00 -year elevation of the detention facility and 2 -feet above the emergency spillway. c. 2 -feet above the flood route from the pond (the proposed temporary swale to DD #1). 15. On the Site Development PIan, please refer to Figure 11 for the pond cross section and details. 16. There appears to be a direct discharge at the southwest comer of the project. 17. Does the temporary Swale, conveying drainage from the detention basin outlet, meet all City standards? DEPARTMENT OF FNGINFERINIG O\E. CIVIC SQUARE, CAILMEL, IN 46032 OfflcE 317.571.2441 FAx 317.571.2439 EMAIL erigineering@canriel.iii.goN, Mr. Brett A. Huff July 19, 2013 RE: The Meadows at Legacy, Section 2- Project Review #1 Page 2 of 5 18. What is the status of the existing DD #I? Does it meet City standards? Are there as- builts for this area? 19. Please label the location of the emergency spillway detail, and ensure the contours represent the proposed grading of the spillway. 20. Please label the Top of Bank elevation for Detention Basin #7 on 0200. 21. It appears that the top of bank for Detention Basin #7 is 754.3, which would be located on the individual building lots. Per the City of Carmel Stormwater Techncial Standards Manual, no portion of a detention facility can be located on a residential lot. 22. Please provide the flood routing from Detention Basin #7 to the nearest receiving system. 23. Please label the 25 foot required building setback from the detention facility on each individual residential lot. 24. The pond outlet pipe location is inconsistent between the Site Development Plan and Figure 11. 25. Please provide the pond outlet structure in the structure data table. 26. Are the pond inlets and outlet at the same elevation? 27. Where will the " Storrwater Management Facility Signs" be located? The locations are not indicated on Figure 11. 28. The elevations for Detention Basin #7 on 0200 are not consistent with Figure 11. 29. An outlet needs to be provided between Lots 38 and 39 for the backyard swale. 30. Are the storm inlets at the back of Lots 34134 and 37/38 already installed? 31. Are the subsurface drains at the back of Lots 33 -38 already installed? 32. All swales shall have a minimum 1.0% slope. 33. Please include the following note on the traffic control plan, "ALL SIGNS ARE INSTALLED BY THE CITY AND REQUIRE AN ORDINANCE." 34. All storm sewers shall have a minimum 2.5 feet of cover. 35. There shall be a minimum of 0.1 -foot of drop through all storm structures. 36. Please delete "STORM" from the second note on C500 and C700. 37. The fifth note on 0600 shall read C801 instead of C800. 38. Please indicate all subsurface drain connections on the storm sewer profiles. 39. Please provide the correct typical street cross section for Knightstown Drive East and West. GENERAL INFORMATION • These comments represent the Department of Engineering's first review of the construction plans for this project. • We request that all responses to our comments be provided in writing and be accompanied by a drawing reflecting the requested revisions. Failure to provide written responses may result in the delay of the review process. • It is critical that this office be made aware of all modifications made on the plans being re- submitted, particularly if any such changes are considered "new" or fall outside of our previous reviews. Please provide revised plans including all revisions, Please notify us of any changes and specifically state any changes, including changes resulting from Plan Commission, BZA or other committee meetings. + We have engaged Crossroad Engineers, PC to review drainage plans and drainage calculations submitted to this office for review. If you have not already done so, please provide a set of drainage plans and calculations to their office for review. We will share Crossroad's comments as they are received. • Final drawings will not be approved for construction until: a. All Engineering Department and Utility Department and Hamilton County Surveyor issues have been resolved. b. All bonds and performance guarantees are posted. c. All Board of Public Works and Safety approvals and any other governing agency approvals (if required) are obtained. Mr. Brett A. Huff July 19, 2013 RE: The Meadows at Legacy, Section 2- Project Review #1 Page 3 of 5 d. All off -site easements necessary to install utilities to serve the development are secured. e. SWPPP is approved. f. All fees are paid. • The Department reserves the right to provide additional comments based upon subsequent reviews. • An approved Storm Water Management Permit is required prior to commencing any earth disturbing activity. Please contact Mr. John Thomas regarding storm water quality requirements. • An approved right -of -way permit is required prior to commencing any work in the public right -of -way and for construction equipment access from the City's right-of-way. • If it will be necessary to relocate existing utilities, the costs for such relocation shall be borne solely by the developer. Any utility poles requiring relocation shall be relocated to within one foot of the outside edge of the proposed right -of -way. • The Department requires that the construction drawings be developed in accordance with the City of Carmel digital submission standards and that all required submittals for primary plat, secondary plat, and construction drawings be made. The digital files must be submitted to the Department of Engineering prior to the approval of the construction plans. Please contact the City GIS Department for the requirements. • Jurisdictions: g. The project site is located within current City of Carmel Corporate Limits. h. Water — City of Carmel Utilities i. Sanitary Sewers — City of Carmel Utilities j. Storm Sewers /Drainage — City of Carmel. k. Legal Drains — Hamilton County Surveyor's Office. • Drawings submitted for approval: 1. The design engineer must certify all drawings submitted for final approval. m. This office will require 9 sets of drawings for approval after all issues have been resolved. The drawings will be stamped as approved and signed by the City Engineer and by Carmel Utilities. The Owner will receive 3 sets, one of which must be maintained on the construction site at all times. If this project is subject to review and approval by the Hamilton County Surveyor's Office, a total of 11 sets will be required for final approval. • Carmel Utilities will provide separate reviews of this project for water issues. Please assure that copies of all drawings are sent to: i. Paul Pace Joe Faucett ii. Carmel Utilities Distribution Carmel Utilities Collection iii. 3450 West 13151 Street 9609 Hazel Dell Parkway iv. Westfield, IN 46074 Indianapolis, IN 46280 • Carmel Utilities subscribes to "Holey Moley" who should be contacted directly for all water main locations, • The following items will be sent electronically upon request regarding this correspondence and project: n. Project Approval Checklist o. Performance/Maintenance Guarantees p. Utility Jurisdictions /Right of Way Permits q, Availability (acreage) Fees BOARD OF PUBLIC WORKS AND SAFETY • A schedule for Board of Public Works and Safety meeting dates and agenda deadlines will be sent electronically for your use upon request. Please use the Engineering Department deadlines for submissions to the Board. Mr. Brett A. Huff July 19, 2013 RE: The Meadows at Legacy, Section 2- Project Review #1 Page 4 of 5 • Any submission to the Board requires prior approval by the Carmel Clay Plan Commission and/or the Board of Zoning Appeals (if applicable) and completion of review by the Technical Advisory Committee. All written requests to be placed on the Board's agenda must include the appropriate Docket Number and the date (or dates) of approval by the Plan Commission and /or the Board of Zoning Appeals (if applicable). • Water Availability and Sanitary Sewer approval from the Board will be required. This is an EDU approval based upon the proposed use of the site. Reference Items #33 to #35 below for additional details /explanations. Please note that if an entryway or other irrigation system is planned for this development, additional Water Availability Approval from the Board will be required and additional Water Connection Fees will be assessed based upon the size and usage of the system as determined by the Director of Carmel Utilities. • Temporary Construction Entrance Approval. The temporary construction entrance appears to be located at the site of the proposed Knightstown Drive East; therefore, Board approval is not required. • The installation of any permanent, privately owned and/or maintained improvement (signs, decorative street signs, walls, streetlights, etc.) within dedicated right of way or dedicated easements requires the execution of a Consent to Encroach Agreement between the Owner and the City of Carmel. Such agreements are executed by the Board of Public Works and Safety. The City Engineer may approve irrigation system agreements. • Secondary Plat approval if applicable. All performance guarantees must be posted prior to submission of secondary plats for Board of Public Works and Safety approval. • Dedication of right -of -way if not platted. This is based upon the City of Carmel 20 -Year Thoroughfare Plan requirements. Dedication documents are available upon request. Please be advised that all Right -of -Way Dedications must be accompanied by a Sales Disclosure Agreement completed by the owner for the property being dedicated to the City. The dedication document cannot be recorded without a completed Sales Disclosure. The form is available upon request. • Any open pavement cuts of City right -of -way will require Carmel Board of Public Works and Safety approval. BONDING REQUIREMENTS • Please contact Mr. Dave Barnes to review performance guarantee requirements. Please contact Mr. John Duffy to review water and sanitary sewer bonding requirements. • The amount of the Performance Guarantee is based upon a certified Engineer's Estimate for 100% of the cost of labor and materials to construct the individual improvements, to be provided by the design engineer. Please provide detailed Engineer's Estimates for each improvement including quantities, unit costs, pipe sizes, and materials, etc. • Upon completion and release of individual Performance Guarantees, a three -year Maintenance Guarantee will be required (see Street Sign comments above). The Maintenance Guarantee amount is based upon 15% of the Performance amount for Streets and Curbs and 10% of the Performance amount for all other improvements. • Performance Guarantees may be Performance or Subdivision Bonds or Irrevocable Letters of Credit. Please reference the available enclosures for more detailed explanation of our procedures. RIGHT OF WAY PERMIT AND BONDING + Any work in the dedicated right -of -way will require an approved Right -of -Way Permit and a License & Permit Bond. • The bond amount is determined by our Right -of -Way Manager. However, if the work is included in the scope of work of a required and posted Performance Guarantee, the Performance Guarantee may be used to satisfy the bond requirements of the Right -of -Way Permit, Mr. Brett A. Huff July 19, 2013 RE: The Meadows at Legacy, Section 2- Project Review #1 Page 5 of 5 Please contact our Right- of-Way Manager, Fred Glaser, to arrange right-of-way permitting and bonding. AVAILABILITY AND CONNECTION FEES • We defer to Carmel Utilities regarding this issue. + If an entryway or overall site irrigation system is planned for this development, additional Water Connection Fees will be assessed based upon the size and usage of the system and upon the recommendations of the Director of Carmel Utilities. • These fees are required to be paid prior to final approval of construction plans by Engineering and prior to issuance of building permits by Building Codes Services. Please confirm these fees and calculations with Carmel Utilities. If you have questions, please contact me at 571 -2441. Sincerely, Gary R. D can, r., P.E. Assistant City Engineer Department of Engineering cc: Angelina Conn, Department of Community Services Rachel Boone, Department of Community Services John Duffy, Carmel Utilities Paul Pace, Carmel Utilities Joe Faucett, Carmel Utilities Greg Hoyes, Hamilton County Surveyor's Office Greg Ilko, Crossroad Engineers, PC issvrappsluser datalz:lsbared\Developinent Reviews\PROJREV 131THEMEADOWSATLEGACYSECTION2REV #I