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Home My WebLink AboutSP201900009 Presentation 2022-01-19S P 201900009 S.L. Williamson Replacement �. Asphalt Plant ire Special Use Permit Albemarle County Board of 4 Z/ Supervisors Public Hearing itk January 19 2022 �. Property is commonly known as the Hill Quarry Total Parcel Acreage: 579 acres Acreage of SP Area Albemarle County Comprehensive Plan Area: Rural Area 4 Surrounding uses: rural area single- family residences, some agricultural land, undeveloped parcels Primary Zoning: RA Rural Area (white) Overlay Zoning Distr NR Natural Resources E; (dashed lines) FH Flood Hazard Overlay Current S.L. Williamson Operation • Asphalt mixing plant in the Natural Resources Extraction Overlay District — SP201900009 • Asphalt mixing plants are allowed in the NR Overlay through Special Use Permit approval, County Code 18-30.4.02.2 (2) • Will replace an existing asphalt mixing plant currently operating on site for more than 60 years • Associated improvements include vehicular travelways, stormwater management, and support structures for the asphalt mixing plant • Critical Slopes Waiver Request— SE202100036 • Installation of improvements over approximately 1,200 sq. ft. of critical steep slopes • Building Site Area & Dimensions Waiver Request — SE202100037 • Building site area dimensions exceed 5:1 ratio requirement of County Code 18-4.2.2 (a)(2) 1L \\ 1 i V � 1 \ � la \ 1 1 l4�s. � t 'A�T I\I\ �.♦ ♦ ^ \ 'N\ \ \ IS LEGEND CRITICAL SLOPES (OVER 25%) WPO STREAM BUFFER EXISTING & PROPOSED TRAVEL WAYS 100—YEAR FLOODPtNN (FIRM PANEL # 51003C04050) 100—YEAR FLOODPLNN (LOWER 20-03-1246P) — — — EXTENT OF PROPOSED SP CRITICAL SLOPE AREAS SHOWN HEREON IN THE S.L. WILLIAMSCN LEASE AREA ARE GENERATED FROM A SLOPE ANALYSIS OF THE AERIAL TOPOGRAPHIC INFORIMTION, THE EXTENT OF THE CRMCAL SLOPE AREAS INCLUDE THE SIOE SLOPES OF STOCKPILES. SETRING BASINS, OVERBURDEN PLACEMENT OR OTHER MANMADE FEATURES GENERATED FROM THE NORMAL BUSINESS OPERATIONS OF A OUARRY. NOTE: X LO' S. ' al arl ..to 5a' 'na MbePlr2 .. Poe %D SGIE t'.50' ®� scNs IN rm Six — 10' x 14' Cold Feed System ID 4. 10' Stationary Recycle Bolster Venetia, Screen — Single Deck 30' x 55' Aggregate Access Conveyor 11 24' v 70' Stationary Recycle Scale Conveyor t If O 4' x 10' Aggregate Vibrating Screen Single Deck 12 Two 200 Ton Deluxe Slot'Onary Sloe 30' a 70' Aggregate Scale Conveyor IJ 300 TPH x 83 Stationary Deluxe Slat Conveyor with Cleanout & Reject Model 300 — 8'7" x 44 Wlmdrum 14 One — 300 TPH 2—Way Top of Silo Transfer Model CFS 151 74,092 GEM BogM1ouse 15 HTCGD 200 Hy Way Hot OI Heater �l \ From BOg6Guse to Drum. One 14' Diameter Dust Return Auger 16 iwo 30.000 Gallon Vertical AC Tanks ,,0 12 x 40 Stationary Operator's Control Center & MCC 1] Four Employee Parking Spaces (9'x18) \9 One — 8' x 14' Recycle Bin — Series III 1B Settling Basin fl • Approx. 1,200 sq. ft. or critical slopes will be impacted by proposed improvements o • Six cold feed bins • One recycle bin • County Code 18-4.2.3 (b) states that no structures or improvements shall be �� ' a \ located on critical steep slopes • Applicant demonstrated that existing slopes are man-made �\ r '� t 9 a k2 \ �� I _a 11 q mw ortosu • County staff recommend approval ��,�� \ �,`�} ;6 mil' • Request meets findings of 18-4.2.5 ��`�' \ 15 (a)(3) I PC recommended approval 6:0) PROP. SL WILLIAMSON \ , PLANT 11II LOCATION' • County Code 18-4.2.2 (a)(2) building site requirements: "shall have an area of 30, 000 square feet or greater and shall be of such dimensions that no one dimension exceeds any other by a ratio of more than five to one as described by a rectangle inscribed within the building site." • Proposed building site meets 30,000 sq.ft. requirement, but exceeds 5:1 rectangular dimension ratio • County staff recommend approval • Request meets findings of 18-4.2.2 (a)(3) • PC recommended approval (6:0) 1 ON — ac'F /Y LEGEND '` li EINTM SLWES (GhR i}SI CJ 1 — SI — BVfiEP Opimxc h FNI.E o 1Rw0EL wnx5 ® BUIWIxc 9 (ZO 1812.1) ......... 1O-. RWLVW. RRx w.xEL / FINE..) 1pJ-1 IENE Ix (LOYR M-0]-IIO6G) - — - FNIEM Of PROPOSED SG NDEFFF� I TIE SIDE SLOPES OF SENTEINLEN NOTE 1. -, Rfl Factors Favorable 1. The proposed use is consistent with the purpose and intent of the Natural Resources Overlay Zoning District. 2. The proposed use will not create substantial detriment to adjacent properties. 3. The proposed use is consistent with the character of the nearby area. 4. The proposed use is consistent with many recommendations from the Natural Resources and Economic Development chapters of the Comprehensive Plan. Factors Unfavorable 1. The proposed use is not entirely consistent with the Rural Area land use recommendations from Chapter 7 of the Comprehensive Plan. Planning Commission recommended approval (6:0) with revised conditions as follows: 1. SP201900009 will be developed in general accord with the concept plan titled "Proposed Layout Plan Special Use Permit SL Williamson Asphalt Plant @ Red Hill Quarry." The Zoning Administrator may approve revisions to the concept plan to allow compliance with the Zoning Ordinance; 2. Hours of operation of the asphalt plant will be between 7:00 a.m. and 12:00 a.m., Monday through Sunday, provided that for no more than 90 days per year, the hours of operation may be between 12:01 a.m. and 12:00 a.m., Monday through Sunday; 3. Sound and noise attenuation measures will be provided as necessary to comply with the County's noise ordinance (section 18-4.18); 4. Plant site lighting will comply with the County's outdoor lighting ordinance (section 18-4.17). Height of the asphalt plant and all associated structures will be limited to 80 feet. Should a Board of Supervisors member choose to approve this special use permit: move to adopt the resolution (Attachment E) to approve the special use permit SP201900009 S.L. Williamson Replacement Asphalt Plant. Should the Board choose to deny this special use permit: move to deny the special use permit for SP201900009 S.L. Williamson Replacement Asphalt Plant based on the following reasons. State reasons for denial. Should a Board of Supervisors member choose to approve this special exception: move to adopt the resolution (Attachment F) to approve the special exception SE202100036. Should the Board choose to deny this special exception: move to deny the special exception SE202100036 based on the following reasons. State reasons for denial. Should a Board of Supervisors member choose to approve this special exception: move to adopt the resolution special exception SE202100037. (Attachment G) to approve the Should the Board choose to deny this special exception: move to deny the special exception SE202100037 based on the following reasons. State reasons for denial.