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HomeMy WebLinkAbout20170342 Ver 1_Wet Detention Basin OMA_20170323�,PE-� J, < A/ C Return after Jessica Sloan recording to: Town of Apex PO Box 250 Apex, NC 27502 WET DETENTION BASIN OPERATION & MAINTENANCE AGREEMENT This Operation and Maintenance Agreement ("Agreement") is established this 14 day of March 12017 , by Jennifer Diaz ("Owner"), who is the owner of the Property (hereinafter defined), on behalf of the Owner, the Association (if applicable), and all successor Owners of the Property and the Town of Apex ("Town") The "Property" is that certain Woodbury - Phase 2 & 3 property known as and which is more particularly described in that certain deed recorded in Book 003500 County Registry. Page 00300 , Wake Owner represents, warrants, and agrees that Owner is financially responsible for the construction, maintenance, repair and replacement of all stormwater control structures, appurtenances and vegetation, including the impoundment, located on the Property. Owner agrees to perform the maintenance as outlined below and as may be applicable or required as part of the regulations set forth in Section 6.1.12 of the Town of Apex Unified Development Ordinance. A Homeowners Association or Property Owners Association shall not be the financially responsible party unless more than 50% of the lots or units have been sold and a resident of the subdivision has been named the president. Owner shall keep a maintenance record for maintenance performed related to stormwater Best Management Practices on the Property ("BMP Maintenance Record"). The BMP Maintenance Record shall be kept by Owner in a log in a known, set location and made available upon request. Any deficient BMP elements noted in the inspection shall be corrected, repaired K or replaced immediately by Owner. These deficiencies can affect the integrity of structures, safety of the public, and the pollutant removal efficiency of the BMP. NUMBER OF WET DETENTION BASINS: 4 A wet detention basin is a stormwater management facility that includes a permanent pool of water for removing pollutants and additional capacity above the permanent pool for detaining stormwater runoff. The wet detention basin system is defined as the wet detention basin, outlet structure, pretreatment including forebays, grassed swales, and the vegetated filter if one is provided. 0 The system: 0 does 0 does not incorporate a level spreader / vegetated filter strip at the outlet. Inspection and maintenance procedures: • immediately after the wet detention basin is planted, the plants on the vegetated shelf and perimeter of the basin shall be watered twice weekly or until the plants become established (commonly six weeks). The watering shall take place according to the odd/even watering schedule cited in the Town of Apex Code of Ordinances. • No portion of the wet detention basin shall be fertilized after the first initial fertilization that is required to establish the plants on the vegetated shelf. • Stable groundcover shall be maintained to reduce sediment load to the basin. After the wet detention basin is established, Owner shall inspect it once a month and within 24 hours after every storm event greater than 1.0 inches. Owner shall keep records of inspection and maintenance in a known, set location and be made available upon request. Notices to Owner shall be sent to: Pulte Home Corporation 1225 Cresent Green Drive, Suite 250 Cary, NC 27518 919.816.1146 (Phone number) Notices to Town shall be sent to: Stormwater & Utility Engineering Manager PO Box 250 Apex, NC 27502 (919) 249-3413 Last updated: 11/17/2016 Inspection activities shall be performed by Owner as follows. Any problems that are found shall be repaired by Owner immediately. BIVIP Element Potential Problems Problem Remediation The entire BIVIP Trash/debris is present. Remove the trash/debris. Regrade the soil if necessary to Areas of bare soil and/or remove the gully and plant a ground cover. Water until it is established; The perimeter of the wet erosive gullies have formed. provide lime and a onetime fertilizer detention basin application. Vegetation is too short or too Maintain vegetation at a height of long. approximately six inches. The pipe is clogged. Unclog the pipe. Dispose of the sediment offsite. The pipe is cracked or Replace the pipe. The inlet device: pipe or otherwise damaged. swale Regrade the swale if necessary to smooth it over and provide erosion Erosion is occurring in the control devices such as reinforced swale. turf matting or riprap to avoid future problems with erosion. Search for the source of the Sediment has accumulated sediment and remedy the problem to a depth greater than the if possible. Remove the sediment original design depth for and dispose of it in a location where sediment storage. it will not cause impacts to streams or the BM . Provide additional erosion The forebay Erosion has occurred. protection such as reinforced turf matting or riprap if needed to prevent future erosion problems. Remove the weeds, preferably by Weeds are present. hand. If pesticide is used, wipe it on the plants rather than spraying. Best professional practices show that pruning is needed Prune according to best to maintain optimal plant professional practices. health. Determine the source of the The vegetated shelf problem: soils, hydrology, disease, Plants are dead, diseased, or etc. Remedy the problem and replace plants. Provide a onetime dying. fertilizer application to establish ground cover if a soil test indicates it is necessary. Last updated: 11/17/2016 BMP Element Potential Problems Problem Remediation Remove the weeds, preferably by Weeds are present. hand. If pesticide is used, wipe it on the plants rather than spraying. Search for the source of the Sediment has accumulated sediment and remedy the problem to a depth greater than the if possible. Remove the sediment original depth for sediment and dispose of it in a location where storage. it will not cause impacts to streams The main treatment area or the BMP. Algal growth covers over 50% Consult a professional to remove of the area. and control algal growth. Cattails, phragmites or other Remove the plants by wiping them invasive plants cover 50% of with pesticide (do not spray). the basin surface. Shrubs have started to grow on the embankment. Remove shrubs immediately. Use traps to remove muskrats and Evidence of muskrat or consult a professional to remove beaver activity is present. beavers. The embankment A tree has started to grow on Consult a dam safety specialist to the embankment. remove the tree. An annual inspection shows Make all needed repairs. Consult a that the embankment needs professional. repair. Clogging has occurred. Clean out the outlet device. Dispose of the sediment offsite. The outlet device is Repair or replace the outlet device. The outlet device damaged. Erosion or other signs of Repair or replace as necessary. damage have occurred in the outlet. Last updated: 11/17/2016 5 The measuring device used to determine the sediment elevation shall be such that it will give an accurate depth reading and not readily penetrate into accumulated sediments. When the permanent pool depth reads 1 removed to original design specifications. When the permanent pool depth reads removed to original design specifications. feet in the main pond, the sediment shall be feet in the forebay, the sediment shall be The agreements, conditions and obligations contained herein are and shall be covenants and the same shall be binding upon the Owner and its agents, personal representatives, heirs and assigns and all other successors in interest and shall continue as a servitude running with the above described land in perpetuity. Owner agrees to notify the Town of Apex of any problems with the BMP and notify the Town prior to any changes to the BMP or responsible party. Last updated: 11/17/2016 11 IN WITNESS WHEREOF, the Owner has caused this instrument to be signed in its corporate name by its duly authorized officers and its seal to be hereunto affixed by authority of its Board of Directors, the day and year first written above. Attest: 1, the that COUNTY undersigned (Owner) Title ,Secretary (Corporate Seal) Notary Public, do hereby certify personally appeared before me this day and acknowledge the execution of the foregoing instrument. Witness my hand and official seal this day of 20_. My commission expires: Notary Public SEAL Last updated: 11/17/2016 �,PE-� J, < A/ C Return after Jessica Sloan recording to: Town of Apex PO Box 250 Apex, NC 27502 WET DETENTION BASIN OPERATION & MAINTENANCE AGREEMENT This Operation and Maintenance Agreement ("Agreement") is established this 14 day of March 12017 , by Jennifer Diaz ("Owner"), who is the owner of the Property (hereinafter defined), on behalf of the Owner, the Association (if applicable), and all successor Owners of the Property and the Town of Apex ("Town") The "Property" is that certain Woodbury - Phase 1 property known as and which is more particularly described in that certain deed recorded in Book 003500 County Registry. Page 00300 , Wake Owner represents, warrants, and agrees that Owner is financially responsible for the construction, maintenance, repair and replacement of all stormwater control structures, appurtenances and vegetation, including the impoundment, located on the Property. Owner agrees to perform the maintenance as outlined below and as may be applicable or required as part of the regulations set forth in Section 6.1.12 of the Town of Apex Unified Development Ordinance. A Homeowners Association or Property Owners Association shall not be the financially responsible party unless more than 50% of the lots or units have been sold and a resident of the subdivision has been named the president. Owner shall keep a maintenance record for maintenance performed related to stormwater Best Management Practices on the Property ("BMP Maintenance Record"). The BMP Maintenance Record shall be kept by Owner in a log in a known, set location and made available upon request. Any deficient BMP elements noted in the inspection shall be corrected, repaired K or replaced immediately by Owner. These deficiencies can affect the integrity of structures, safety of the public, and the pollutant removal efficiency of the BMP. NUMBER OF WET DETENTION BASINS: 1 A wet detention basin is a stormwater management facility that includes a permanent pool of water for removing pollutants and additional capacity above the permanent pool for detaining stormwater runoff. The wet detention basin system is defined as the wet detention basin, outlet structure, pretreatment including forebays, grassed swales, and the vegetated filter if one is provided. 0 The system: 0 does 0 does not incorporate a level spreader / vegetated filter strip at the outlet. Inspection and maintenance procedures: • immediately after the wet detention basin is planted, the plants on the vegetated shelf and perimeter of the basin shall be watered twice weekly or until the plants become established (commonly six weeks). The watering shall take place according to the odd/even watering schedule cited in the Town of Apex Code of Ordinances. • No portion of the wet detention basin shall be fertilized after the first initial fertilization that is required to establish the plants on the vegetated shelf. • Stable groundcover shall be maintained to reduce sediment load to the basin. After the wet detention basin is established, Owner shall inspect it once a month and within 24 hours after every storm event greater than 1.0 inches. Owner shall keep records of inspection and maintenance in a known, set location and be made available upon request. Notices to Owner shall be sent to: Pulte Home Corporation 1225 Cresent Green Drive, Suite 250 Cary, NC 27518 919.816.1146 (Phone number) Notices to Town shall be sent to: Stormwater & Utility Engineering Manager PO Box 250 Apex, NC 27502 (919) 249-3413 Last updated: 11/17/2016 Inspection activities shall be performed by Owner as follows. Any problems that are found shall be repaired by Owner immediately. BIVIP Element Potential Problems Problem Remediation The entire BIVIP Trash/debris is present. Remove the trash/debris. Regrade the soil if necessary to Areas of bare soil and/or remove the gully and plant a ground cover. Water until it is established; The perimeter of the wet erosive gullies have formed. provide lime and a onetime fertilizer detention basin application. Vegetation is too short or too Maintain vegetation at a height of long. approximately six inches. The pipe is clogged. Unclog the pipe. Dispose of the sediment offsite. The pipe is cracked or Replace the pipe. The inlet device: pipe or otherwise damaged. swale Regrade the swale if necessary to smooth it over and provide erosion Erosion is occurring in the control devices such as reinforced swale. turf matting or riprap to avoid future problems with erosion. Search for the source of the Sediment has accumulated sediment and remedy the problem to a depth greater than the if possible. Remove the sediment original design depth for and dispose of it in a location where sediment storage. it will not cause impacts to streams or the BM . Provide additional erosion The forebay Erosion has occurred. protection such as reinforced turf matting or riprap if needed to prevent future erosion problems. Remove the weeds, preferably by Weeds are present. hand. If pesticide is used, wipe it on the plants rather than spraying. Best professional practices show that pruning is needed Prune according to best to maintain optimal plant professional practices. health. Determine the source of the The vegetated shelf problem: soils, hydrology, disease, Plants are dead, diseased, or etc. Remedy the problem and replace plants. Provide a onetime dying. fertilizer application to establish ground cover if a soil test indicates it is necessary. Last updated: 11/17/2016 BMP Element Potential Problems Problem Remediation Remove the weeds, preferably by Weeds are present. hand. If pesticide is used, wipe it on the plants rather than spraying. Search for the source of the Sediment has accumulated sediment and remedy the problem to a depth greater than the if possible. Remove the sediment original depth for sediment and dispose of it in a location where storage. it will not cause impacts to streams The main treatment area or the BMP. Algal growth covers over 50% Consult a professional to remove of the area. and control algal growth. Cattails, phragmites or other Remove the plants by wiping them invasive plants cover 50% of with pesticide (do not spray). the basin surface. Shrubs have started to grow on the embankment. Remove shrubs immediately. Use traps to remove muskrats and Evidence of muskrat or consult a professional to remove beaver activity is present. beavers. The embankment A tree has started to grow on Consult a dam safety specialist to the embankment. remove the tree. An annual inspection shows Make all needed repairs. Consult a that the embankment needs professional. repair. Clogging has occurred. Clean out the outlet device. Dispose of the sediment offsite. The outlet device is Repair or replace the outlet device. The outlet device damaged. Erosion or other signs of Repair or replace as necessary. damage have occurred in the outlet. Last updated: 11/17/2016 5 The measuring device used to determine the sediment elevation shall be such that it will give an accurate depth reading and not readily penetrate into accumulated sediments. When the permanent pool depth reads 1 removed to original design specifications. When the permanent pool depth reads removed to original design specifications. feet in the main pond, the sediment shall be feet in the forebay, the sediment shall be The agreements, conditions and obligations contained herein are and shall be covenants and the same shall be binding upon the Owner and its agents, personal representatives, heirs and assigns and all other successors in interest and shall continue as a servitude running with the above described land in perpetuity. Owner agrees to notify the Town of Apex of any problems with the BMP and notify the Town prior to any changes to the BMP or responsible party. Last updated: 11/17/2016 11 IN WITNESS WHEREOF, the Owner has caused this instrument to be signed in its corporate name by its duly authorized officers and its seal to be hereunto affixed by authority of its Board of Directors, the day and year first written above. Attest: 1, the that COUNTY undersigned (Owner) Title ,Secretary (Corporate Seal) Notary Public, do hereby certify personally appeared before me this day and acknowledge the execution of the foregoing instrument. Witness my hand and official seal this day of 20_. My commission expires: Notary Public SEAL Last updated: 11/17/2016