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Home My WebLink AboutStaff Comments ‘ff CITY OF COLLEGE STATION Planning Development Services 1101 Texas Avenue, P.O. Box 9960 College Station, Texas 77842 Phone 979.764.3570 / Fax 979.764.3496 MEMORANDUM November 5, 2007 TO: Pete Catalena, via fax 361.1651 FROM: Bridgette George, Development Coordinator SUBJECT: Engineering Document Comments for Bird Pond Estates Ph. 2 Staff reviewed the above-mentioned engineering documents as requested. The following page is a list of staff review comments detailing items that need to be addressed. Please address the comments and submit the following information for further staff review and approval of the plans: One (1) sets of revised construction documents; One (1) Engineers Cost Estimate; One (1)Water/Fire Flow report; One (1) NOI; and One (1) Development Permit application. If you have any questions or need additional information, please call Josh Norton or myself at 979.764.3570. Attachments: Staff review comments pc: CSC Environmental, via fax 778.0880 L' Kerr Surveying, via fax 691.8904 Case File No. 07-500215 ENGINEERING COMMENTS NO. 2 (Phase 2 Only) Construction Document 1. Submit engineers cost estimate for all public improvements. 2. Submit water/fire flow report for subdivision. 3. Submit letter of acknowledgement which can be found on bcsunited.net. 4. Please provide a list of any lots that previously had stock ponds on them that have or will be filled in. 5. Please verify that all fire hydrant assemblies that cross the open bar ditch maintain appropriate cover. Please provide verification in a response letter. 6. Please submit NOI prior to requesting development permit approval. 7. Please submit development permit application for Phase 2. Drainage Report/Plans (Please provide verification in a response letter to the following) 1. Please fully complete and provide the Technical Design Summary in Appendix D of BCS Unified Storm Water Guidelines (guidelines). 2. Please provide a grading plan for the detention pond where the side slopes should not exceed a 4:1 for vegetative cover. 3. Please confirm that the emergency detention overflow has 6 inches of freeboard for the 100yr storm with a clogged outlet per Figure C-4 of the guidelines. 4. Please tabulate and confirm the detention attenuates the combined project post flows back to pre flows. 5. Please confirm and note in plans if the HDPE pipe proposed is smooth lined as it has Manning's n of 0.012 (as used in the report) versus the non-lined of 0.020 per Sec VI, C.2.b of the guidelines. 6. Please confirm locations and erosion armoring of hydraulic jumps between supercritical and subcritical flows for open channels. 7. Please confirm the 100 year conveyance pathway is contained within all associated ROWs and easements. 8. Please clarify detail 12 on Sheet C-24: the detention outlet structure/berm/overflow does not appear to be depicted, there appears to be a discrepancy between the notes on concrete and rip-rap, and additional headwall details appear necessary. Reviewed by: Josh Norton/Alan Gibbs Date: November 5, 2007 1 Planning & Development Services 1101 Texas Avenue, P.O. Box 9960 College Station, Texas 77842 CITY OF COLLEGE STATION Phone 979.764.3570 / Fax 979.764.3496 MEMORANDUM September 13, 2007 TO: Pete Catalena, via pete@nnu.com FROM: Crissy Hartl, Staff Planner SUBJECT: BIRD POND ESTATES PH II (FP) - Final Plat Staff reviewed the above-mentioned final plat as requested. The following page is a list of staff review comments detailing items that need to be addressed. If all comments have been addressed and the following information submitted by Wednesday, September 19, 10:00 a.m., your project will be placed on the next available Planning and Zoning Commission meeting scheduled for, October 4, 7:00 p.m. in the City Hall Council Chambers, 1101 Texas Avenue. One (1) 24"x36" copy of the revised final plat; Nineteen (19) 11"x17" copies of the revised final plat; Parkland Dedication in the amount of $4,448 must be submitted prior to the filing of the final plat; Signed and executed off-site easement needed for Phases 1 and 2; One (1) Mylar original of the revised final plat and approved preliminary plat; and One (1) copy of the digital file of the final plat on diskette or e-mail to sgriffin@cstx.gov. Upon receipt of the required documents for the Planning & Zoning meeting, your project will be considered formally filed with the City of College Station. Please note that if all comments have not been addressed your project will not be scheduled for a Planning & Zoning Commission meeting. Your project may be placed on a future agenda once all the revisions have been made and the appropriate fees paid. Once your item has been scheduled for the P&Z meeting, the agenda and staff report can be accessed at the following web site on Monday the week of the P&Z meeting. http://www.cstx.gov/home/index.asp?page=2481 If you have any questions or need additional information, please call me at 979.764.3570. Attachments: Staff review comments cc: CSC Environmental, via fax # 778.0820 Kerr Surveying, Inc via fax # 691.8904 Case file #07-00500215 NOTE: Any changes made to the plans, that have not been requested by the City of College Station, must be explained in your next transmittal letter and "bubbled" on your plans. Any additional changes on these plans that have not been pointed out to the City, will constitute a completely new review. 1 of 2 STAFF REVIEW COMMENTS NO. 1 Project: BIRD POND ESTATES PH II (FP) - 07-00500215 PLANNING 1. Please submit a mylar of the approved preliminary plat. 2. Yellow Tanager Court is labeled Catbird Court on the preliminary plat. Please keep street names consistent with the preliminary plat. 3. Please be aware the same off-site easement that is required for Phase 1 will also need to be executed and submitted to our office by Wednesday, September 19 for Phase 2. 4. Please note that any changes made to the plans, that have not been requested by the City of College Station, must be explained in your next transmittal letter and "bubbled" on your plans. Any additional changes on these plans that the City has not been made aware of will constitute a completely new review. Reviewed by: Crissy Hartl Date: September 13, 2007 ENGINEERING COMMENTS NO. 1 1. Please revise Note 12, as the City of College Station public water main is being extended to provide fire flow and a Wellborn water main is being extended to provide domestic service. 2. Please note all private drainage easements as "Private". 3. Do any of the lots, specifically lot 1, have private drainage improvements that need a "Private Drainage Easement". 4. Please document all off-site easements from Phase 1 with a volume and page. 5. Where is the 20-ft PUE along the western property line of lot 8 that was illustrated on the preliminary plat to support the "Fire Line" extension. 6. Please illustrate all 3 intersection aprons at the intersection of Yellow Tanager and Purple Finch to be platted with this plat. 7. Please submit the broken out construction documents specifically for Phase 2. 8. FYI - The outstanding off-site easement issues with Phase 1 also apply to Phase 2. Reviewed by: Josh Norton Date: September 6, 2007 GENERAL ELECTRICAL COMMENTS 1. This plat is out of the College Station Utility electric service area. Customer will have to get with their electric supplier for this area to determine electric service specifications and requirements. Reviewed by: Timothy Crabb, CSU Electric, (979) 764-3439. Date: 09/05/07 NOTE: Any changes made to the plans, that have not been requested by the City of College Station, must be explained in your next transmittal letter and "bubbled" on your plans. Any additional changes on these plans that have not been pointed out to the City,will constitute a completely new review. 2 of 2 2. If the construction area is greater than 5 acres, EPA Notice of Intent (NOI) must be submitted prior to issuance of a development permit.