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Steel or Wood Post Steel or Wood <br />�? S Post (Typ) <br />O: Extra strength non -woven 18" Min. Height <br />filter fabric needed without 36 Max. Height 3B <br />�4r C/'/ Steel or wood post wire mesh support Ponding Height I I 2 <br />Z < 11 I- III1 I <br />s----------------rn Fabric <br />#2 Aggregate �j �.: .- -III III- III -III <br />.. >: , . II III -III= - <br />Steel or Wood <br />J Silt Fence <br />0 l Top Dress w/2"-3" Post (Typ) <br />�s ; ; Flow <br />�► ' #53 Aggregatecc <br />--------------------- ----------------------- U <br />- _ - - _ III_I11=III=IIIIII-III=III=III= <br />III <br />Max. 6' max. w/out 4"x8" trench with I <br />wire support fence; compacted <br />pp compacted backfill <br />Geotextile Fabric Max. 10' max. w/ over fabric <br />wire support fence 0. <br />1I - <br />8" (Min.) ELEVATION TRENCH DETAIL FENCE JOINING DETAIL 3A <br />Min 12'. Small Sites 4 <br />Min. 20': Large Sites <br />INSTALLATION <br />INSTALLATION 1. Lay out the location of the fence so that it is parallel to the contour of the slope and at least 10 feet beyond the toe of the slope <br />1. Remove all vegetation and other objectionable material from the foundation area. to provide a sediment storage area. Turn the ends of the fence up slope such that the point of contact between the ground and the <br />bottom of the fence end terminates at a higher elevation than the top of the fence at its lowest point. <br />2. Grade foundation and crown for positive drainage. If the slope of the construction entrance is toward a <br />public road and exceeds two percent, construct on 8-inch high diversion ridge with a ratio of 3-to-1 side 2. Excavate on 8-inch deep by 4-inch wide trench along the entire length of the fence. <br />slopes across the foundation area about 15 feet from the entrance to divert runoff away from the road. (installation by plowing is acceptable) <br />5 � Illlil <br />3. Install a culvert pipe under the pad if needed to maintain proper public road drainage. 3. Install silt fence with the filter fabric located on the up -slope side of the excavated trench and the support posts on the down -slope DETAILPROVIDED BY: <br />side of the trench. NORTH AME�ICAN GRffi� IIIII- <br />4. If wet conditions are anticipated, place geotextile fabric on the graded foundation to improve stability. IIIIII=III <br />4. Drive the support posts at least 18 inches into the ground, tightly stretching the fabric between the posts as each is driven into the INSTALLATION <br />5. Place specified aggregate to the dimensions shown leovincg the surface smooth and sloped for drainage. soil. A minimum of 12 inches of the filter fabric should extend into the trench. 1. Prepare soil before installing blankets, including application of lime, fertilizer, and seed. When using cell-o-seed <br />do not seed prepared area. Cell-o-seed must be installed with paper side down. <br />6. Top -dress the first 50 feet adjacent to the public roadway with 2-3 inches of washed #53 aggregate 5. Lay the lower 4 inches of fabric on the bottom of the trench and extend it toward the up -slope side of the trench. <br />[optional, used primarily where the purpose of the pad is keep soil from adhering to vehicle tires] 2. Begin at the top of the slope by anchoring the blanket in 6" deep x 6" wide trench. Backfill and compact the <br />6. Backfill the trench with soil material and compact it in place. trench after stapling. Follow the manufacturer's recommendations for size and type of staples and staple <br />7. Where possible, divert all storm water runoff and drainage from the pad to a sediment trap or basin. pattern for securing the blankets. <br />7. If the silt fence is being constructed onsite, attach the filter fabric to the support posts and attach wooden lathe <br />MAINTENANCE to secure the fabric to the posts. Allow for at least 12 inches of fabric below ground level. Complete the silt fence 3. A) Roll the blankets down the bank as shown. <br />1. Inspect daily. installation, following steps 1 through 6 above. B) Blankets may be installed horizontally down the slope of the drainage swole. <br />2. Reshape pad as needed for drainage and runoff control. MAINTENANCE 4. The edges of parallel blankets must be stapled with approximately 2" overlap. <br />1. Inspect within 24 hours of a half -inch or greater rain event and at least once every week. <br />3. Top dress with clean aggregate as needed. 5. When blankets must be spliced down the slope, lace blanket end over end (shingle style) with approximately 4" <br />2. If fence fabric tears or starts to decompose, or in any way becomes ineffective, replace the section immediately in accordance with p p p ( g �) pp y <br />4. Immediately remove mud and sediment tracked or washed onto public roads. installation specifications above. overlap. Staple through overlapped area, approximately 12" apart. <br />3. Remove deposited sediment when it causes filter fabric to bulge or when it reaches 1/2 the height of the fence at it lowest point. <br />5. Flushing should only be used if the water can be conveyed into a sediment trap. 4. When the contributing drainage area has been stabilized, remove the fence and sediment deposits, grade the site to blend with the MAINTENANCE <br />surrounding area and stabilize. 1. Inspect within 24 hours of a half -inch or greater rain event and at least once every week. <br />2. Check for erosion or displacement of the blanket. <br />TEMPORARY CONSTRUCTION ENTRANCE TEMPORARY SILT FENCE 3. If any area shows erosion, pull back that portion of the blanket covering the eroded area, add soil and tamp, <br />(Not To Scale) (Not To Scale) reseed area, replace and staple the blanket. <br />EROSION CONTROL BLANKET <br />SLOPE STABILIZATION <br />(Not To Scale) <br />Lift Handles <br />Standard 2" Flow Area �� Lift Handles <br />ROADWAY <br />Replaceable <br />Replaceable sediment bags with <br />Stabilize Soil in sediment bags with geotextile filter \ GRAVEL <br />accordance with Silt Fence geotextile filter fabric ENTRANCE <br />'Rule 5" Guidelines fabric (15' WIDE) <br />EXCA VA TED <br />MATERIAL <br />Soil Stockpile RECTANGULAR FILTER ROUND FILTER INSTALLATION DETAIL STORAGE <br />HOUSE BLDG. <br />INSTALLATION slrE <br />1. Prior to installation, Contractor shall submit brand and model information to Owner for approval prior to installation. Install per SLOPE <br />manufacturer recommendations. DIRECTION <br />2. Remove grate and clean ledge of the casting frame or drainage structure. <br />INSTALLATION 3. Drop frame and sediment bag insert onto load bearing lip of casting or concrete structure SILT FENCE <br />X 49 <br />1. Storage area shall be free of stumps, rock and construction debris. ANGLE FENCE <br />4. Re -install grate and confirm it is elevated no more than thickness of insert hangers. <br />2. Cover stockpile with vegetation and tarp. NOTE. AT CORNERS <br />SILT FENCE TO BE INSTALLED <br />3. Surround with sediment barrier or filter. See "Silt Fence" detail. If MAINTENANCE ON ALL DOWNSLOPE SIDES OF <br />straw bales are utilized, place a minimum of 10 feet from the toe of 1. Inspection should occur at least once a week and following each %2" or more rain event. THE AREA OF DISTURBANCE. <br />slope. Each bale shall entrenched a minimum of 4 inches into <br />subsoil and shall be anchored with (2) 36-inch long steel rebors or 2. Empty the sediment bag if more than half filled with sediment and debris. <br />2x2 inch wood stakes driven through the bale. The minimum bale size 3. Remove the grate, engage the lifting bars or handles and lift from the drainage structure, and dispose of any sediment or debris in accordance <br />shall be 14"x18"x36". with EPA Guidelines. <br />4. Backfill the trench with soil material and compact it in place. 4. Remove any caked on silt from the sediment bag and reverse flush the bag with medium spray for optimal filtration. <br />LOT EROSION CONTROL PROTECTION SCHEMATIC <br />5. Replace the bag if torn or punctured to !12" diameter or greater on the lower half of the bag. <br />MAINTENANCE INSTALLED BY LOT OWNER (TYPICAL) <br />1. Inspect daily. 6. When the contributing drainage area within 50 feet upstream of the inlet has been stabilized, remove insert (basket) and properly dispose of (Not To Scole) <br />sediment deposits. <br />2. Check for damage to perimeter barrier, repair immediately. <br />SEDIMENT BAG <br />TEMPORARY SOIL STOCKPILE TEMPORARY INLET PROTECTION <br />(Not To Scale) (Not To Scale) <br />U <br />w <br />O <br />IL <br />F_ <br />w <br />M <br />Z <br />O <br />V <br />LU <br />J <br />Q <br />W <br />Q <br />0 <br />O <br />J <br />J <br />i <br />Z <br />O <br />O <br />CL <br />W <br />W <br />a <br />O <br />H <br />H <br />� o <br />mlo E <br />It o <br />0 <br />a�Z�v2 <br />7C)oOV U <br />m O <br />Cl! N <br />0 Q <br />r� .1 a <br />V) Z <br />Z =D <br />3:O <br />OV <br />H = <br />ZW <br />Q t/� <br />�O <br />,LU • <br />V H <br />r- <br />Z <br />Q <br />J <br />CL <br />Z <br />O <br />Z <br />W <br />W <br />CL <br />DRAWN BY: <br />DEF <br />DESIGNED BY: <br />RAD <br />PM REVIEW: <br />SDR <br />QA/QC REVIEW: <br />DATE: <br />2-21-2024 <br />SEAL <br />Q <br />Z <br />Q <br />Z <br />W <br />Ica <br />O <br />H <br />�o►uuwuUgi <br />`````�OOPRy L S.. Aw ���' <br />\STERF• <br />;No. PE19900163's _ <br />-13 STATE OF <br />�mnnnna <br />SIGNATURE: <br />DATE: <br />3-4-2024 <br />SCALE: <br />HORZ: AS SHOWN <br />VERT: <br />ACI JOB # <br />23-1875 <br />SHEET NO. <br />19 of 22 <br />