The URL can be used to link to this page

Home My WebLink AboutSW3160702_411 Carringdon BMP 2-3 Stormwater Cert Request_20230210(Z) ColeJenest&Stone BOLTON & MENK,INC. January 24, 2023 Mr. Zahid Khan North Carolina Department of Environmental Quality Mooresville Regional Office 610 East Center Avenue, Suite 301 Mooresville, North Carolina 28115 Re: 4411— Carringdon Subdivision, Weddington, NC SW3160702 Dear Zahid: 200 South Tryon Street, Suite 1400 Charlotte, NC 28202 Office: 704-376-1555 colejeneststone.com Construction of the storm water management facilities associated with the referenced project, as permitted under the North Carolina Department of Environmental Quality Storm Water Permit No. SW3160702, has been partially completed. A copy of the Designer's Certification covering installation of Wet Detention Basin #2 and Wet Detention Basin #3 is attached. Wet Detention Basin #1 has been previously certified. Wet Detention Basin #4 remains to be certified. Please let us know if you require anything further. Best regards, R. Todd Fisher, PE Principal I Director of Engineering Enclosure cc: Mr. DJ Moton — M/I Homes of Charlotte Ms. Bonnie A. Fisher, PE — La Bella Associates Mr. Robert B. Hayes, El - CJS State Stormwater Permit Permit No. SW3160702 M/1 Homes of Charlotte, LLC High Density Development, Carringdon, in Union County Designer's Certification 1 R. Todd Fisher , as a duly registered _ Professional Engineer _ in the State of North Carolina, having been authorized to observe (periodically/ weekly/ full time) the construction of the project, Carringdon Subdivision Wet Detention Basin #2 and #3 (Project Name) for M/1 Homes of Charlotte _(Project Owner) hereby state that, to the best of my abilities, due care and diligence was used in the observation of the project construction such that the construction was observed to be built within substantial compliance and intent of the approved plans and specifications. Noted deviations from approved plans and specification: Signature Registration Number 025163 Date 01 /24/23 cc: NCQ-DEMLR Regional Office SEAL CARO :•z SEAL ' 25163 ;ODD ...• ; 11nnu►0 Page 1 of 1 Certification Requirements: X 1 The drainage area to the system contains approximately the permitted acreage. _X 2. The drainage area to the system contains no more than the permitted amount of built -upon area. X .3. All the built -upon area associated with the project is graded such that the runoff drains to the system. (as per approved plan) X 4. All roof drains are located such that the runoff is directed into the system. (as per approved plan) X 5. The outlet/bypass structure elevations are per the approved plan. X 6. The outlet structure is located per the approved plans. X _7. Trash rack is provided on the outlet/bypass structure. (solid top) X 8 All slopes are grassed with permanent vegetation, per the vegetation plan. _X _9. Vegetated slopes are no steeper than 3.1. X 10. The inlets are located per the approved plans and do not cause short- circuiting of the system. X _11. The permitted amounts of surface area and/or volume have been provided. X 12. Required drawdown devices are correctly sized and located per the approved plans. X 13. All required design depths are provided. X 14. All required parts of the system are provided, such as plantings, a forebay, filter media and a vegetated filter. X 15. The required system dimensions are provided per the approved plans. �n Colelenest&Stone I � 1 BOLTON & MENK,INC. 11/01/22 Field Observation Report Project Title: Harlow's Crossing (Carringdon) Project Address: Weddington-Matthews Road Weddin ton, NC 28104 Project Number: 4411.16 Date of Visit: 10/17/2022 Observed By: Robert B. Hayes, El, CMCSI Time of Arrival: 9:21 AM Contractor: I M/1 Homes of Charlotte (Developer) Weather Conditions: I Partly Cloudy Temperature (F) 62° Present at Site: Anne Loftin Transmitted via: ® E-Mail ❑ Overnight ❑ Courier ❑ Hand Delivery ❑ Pick -Up A stormwater control measure (SCM) inspection visit was made on 10/17/22, to observe final construction of BMP #2 conditions for certification asbuilts. The following is a summary of observations. P:\SDSKPROJ\4411\_Correspondences\Construction Admin\Field Repo rts\2022\22-1 017 - Field Report for BMP #2\4411 - BMP #2 Conversion Field Report (22-1017).docx P a g e 11 (D Co■eleneS &Stone BOLON & MENK,IN£ 11/01/ 2 Field Observation Repot R3Ds PRO J4� «1yc mmmGme c nUuct . wn 6d m&G\20222 d @7-FydRepo, U BMP42 kv-BMP G Conversion Field Re&,(222@7)6o Page12 �n Colelenest&Stone 11/01/22 Field Observation I � 1 BOLTON & MENK,INC. Report P:\SDSKPROJ\4411\_Correspondences\Construction Admin\Field Reports\2022\22-1017 -Field Report for BMP #2\4411 - BMP #2 Conversion Field Report (22-1017).docx P a g e 13 �n Colelenest&Stone 11/01/22 Field Observation I � 1 BOLTON & MENK,INC. Report P:\SDSKPROJ\4411\_Correspondences\Construction Admin\Field Reports\2022\22-1017 -Field Report for BMP #2\4411 - BMP #2 Conversion Field Report (22-1017).docx P a g e 14 �n Colelenest&Stone I � 1 BOLTON & MENK,INC. 3 11/01/22 Field Observation Report Planted littoral shelf �s P:\SDSKPROJ\4411\_Correspondences\Construction Admin\Field Repo rts\2022\22-1 017 - Field Report for BMP #2\4411 - BMP #2 Conversion Field Report (22-1017).docx P a g e 15 �n Colelenest&Stone 11/01/22 Field Observation I � 1 BOLTON & MENK,INC. Report P:\SDSKPROJ\4411\_Correspondences\Construction Admin\Field Reports\2022\22-1017 -Field Report for BMP #2\4411 - BMP #2 Conversion Field Report (22-1017).docx P a g e 16 �n Colelenest&Stone 11/01/22 Field Observation I � 1 BOLTON & MENK,INC. Report � •_ i t V -. r..� .✓: � a.R R�➢Ci. `S � s .J �C ,d j'�` }{d � __ fs P— sy St 1 K .�y` i� rvia°" V. �-e�' •. S \L a � �C Z _' `},y, r � � n . y" # � .ye .??+` .s4.'_ }� _ r l4i ti ia��F tdY'�. 7 FFF me P:\SDSKPROJ\4411\_Correspondences\Construction Admin\Field Reports\2022\22-1017 -Field Report for BMP #2\4411 - BMP #2 Conversion Field Report (22-1017).docx P a g e 17 �n Colelenest&Stone 11/01/22 Field Observation I � 1 BOLTON & MENK,INC. Report P:\SDSKPROJ\4411\_Correspondences\Construction Admin\Field Reports\2022\22-1017 -Field Report for BMP #2\4411 - BMP #2 Conversion Field Report (22-1017).docx P a g e 18 �n Colelenest&stone 11/01/22 Field Observation � 1 BOLTON & MENK,INC. Report Name and Firm: Cc: DJ Moton — M/I Homes of Charlotte, LLC Todd Fisher, PE - CJS Information contained in this Field Observation Report prepared by Bolton & Menk, Inc., dba ColeJenest & Stone, has been prepared to the best of our knowledge according to observable conditions at the site. The failure to include any items in this report does not alter the responsibility of the Contractor to complete all work in accordance with the Contract Documents. This information will be approved record unless written notice to the contrary is received within seven (7) calendar days of the issue date of this document. P:\SDSKPROJ\4411\_Correspondences\Construction Admin\Field Reports\2022\22-1017 -Field Report for BMP #2\4411 - BMP #2 Conversion Field Report (22-1017).docx P a g e 19 �n Colelenest&Stone I � 1 BOLTON & MENK,INC. 11/01/22 Field Observation Report Project Title: Harlow's Crossing (Carringdon) Project Address: Weddington-Matthews Road Weddin ton, NC 28104 Project Number: 4411.16 Date of Visit: 10/17/2022 Observed By: Robert B. Hayes, El, CMCSI Time of Arrival: 9:03 AM Contractor: I M/I Homes of Charlotte (Developer) Weather Conditions: I Partly Cloudy Temperature (F) 62' Present at Site: Anne Loftin Transmitted via: ® E-Mail ❑ Overnight ❑ Courier ❑ Hand Delivery ❑ Pick -Up A stormwater control measure (SCM) inspection visit was made on 10/17/22, to observe final construction of BMP #3 conditions for certification asbuilts. The following is a summary of observations. ion Observations: 1. Installed Outlet control structure. 'o® P:\SDSKPROJ\4411\_Correspondences\Construction Admin\Field Repo rts\2022\22-1 017 - Field Report for BMP #3\4411 - BMP #3 Conversion Field Report (22-1017).docx P a g e 11 �n Colelenest&Stone I � 1 BOLTON & MENK,INC. 11/01/22 Field Observation Report P:\SDSKPROJ\4411\_Correspondences\Construction Admin\Field Reports\2022\22-1017 -Field Report for BMP #3\4411 - BMP #3 Conversion Field Report (22-1017).docx P a g e 12 �n Colelenest&Stone 11/01/22 Field Observation I � 1 BOLTON & MENK,INC. Report 2. Vegetated embankments n II �:ry r � - - - -. _. X� _kr�a Mil v `-Mri . a..rsti rFr� :�v.. �.,•.. ��A-`.' �� -,. ..- _.-., .L:,h:�" xG`5s8. _. �.. R4' � ^. , P:\SDSKPROJ\4411\_Correspondences\Construction Admin\Field Reports\2022\22-1017 -Field Report for BMP #3\4411 - BMP #3 Conversion Field Report (22-1017).docx P a g e 13 �n Colelenest&Stone I � 1 BOLTON & MENK,INC. 3. Planted littoral shelf 11/01/22 Field Observation Report P:\SDSKPROJ\4411\_Correspondences\Construction Admin\Field Reports\2022\22-1017 - Field Report for BMP #3\4411 - BMP #3 Conversion Field Report (22-1017).docx P a g e 14 �n Colelenest&Stone I � 1 BOLTON & MENK,INC. tMM77 WIT, A!" 11/01/22 Field Observation Report P:\SDSKPROJ\4411\_Correspondences\Construction Admin\Field Reports\2022\22-1017 - Field Report for BMP #3\4411 - BMP #3 Conversion Field Report (22-1017).docx P a g e 15 �n Colelenest&Stone 11/01/22 Field Observation I � 1 BOLTON & MENK,INC. Report P:\SDSKPROJ\4411\_Correspondences\Construction Admin\Field Reports\2022\22-1017 -Field Report for BMP #3\4411 - BMP #3 Conversion Field Report (22-1017).docx P a g e 16 �n Colelenest&Stone 11/01/22 Field Observation I � 1 BOLTON & MENK,INC. Report P:\SDSKPROJ\4411\_Correspondences\Construction Admin\Field Reports\2022\22-1017 -Field Report for BMP #3\4411 - BMP #3 Conversion Field Report (22-1017).docx P a g e 17 �n Colelenest&Stone 11/01/22 Field Observation I � 1 BOLTON & MENK,INC. Report 6. Damn & outlet dischar e h N .::r . a..rli"raP� fit+•^ � oz ... od' . rr• tiv �,rg"�#_�r fa.:..� .m..i.,.. .._ �= s �, . 36 K` w i h � AJ •t��b1y�n. . '��yis'` "bA� �t '� _ l+ v ',S P:\SDSKPROJ\4411\_Correspondences\Construction Admin\Field Reports\2022\22-1017 -Field Report for BMP #3\4411 - BMP #3 Conversion Field Report (22-1017).docx P a g e 18 he � .�. A i� �(� 4 C h -{ � 2r..°`lZ2, �n Colelenest&Stone I � 1 BOLTON & MENK,INC. Name and Firm: Cc: DJ Moton — M/I Homes of Charlotte, LLC Todd Fisher, PE - CJS 11/01/22 Field Observation Report Information contained in this Field Observation Report prepared by Bolton & Menk, Inc., dba ColeJenest & Stone, has been prepared to the best of our knowledge according to observable conditions at the site. The failure to include any items in this report does not alter the responsibility of the Contractor to complete all work in accordance with the Contract Documents. This information will be approved record unless written notice to the contrary is received within seven (7) calendar days of the issue date of this document. P:\SDSKPROJ\4411\_Correspondences\Construction Admin\Field Reports\2022\22-1017 -Field Report for BMP #3\4411 - BMP #3 Conversion Field Report (22-1017).docx P a g e 110