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Home My WebLink AboutSW5221101_Plansheet C-15 - Misc. Detail_20221117 • o Q E o O U • .� UQ ai #5 WASHED STONE C O CLASS I RIP RAP 6" MIN. THICK x 3' HIGH (MIN) .w � UOw � \ PIPE Wit' 3 • ca 04 U goo, �- _D N Q Yo N �� F�o`� is 6" MIN. QJ VOLUME 3600 FT' PER ACRE DISTURBED TO TOP OF BERM ELEVATION. O SURFACE AREA REQ'D = 435 SQ. FT. PER CFS Q10 2-3" ti PERSPECTIVE VIEW 3 COARSE AGGREGATE �� GENERAL NOTES: CONSTRUCTION 1. GRAVEL AND RIP RAP FILTER BERM BASIN SHOULD BE USED TO #5 WASHED STONE N n SPECIFICATIONS PROTECT EXISTING PIPE INVERTS THAT DRAIN 5 ACRES OR LESS. 2' CLASS I RIP RAP 0 ch 1. Clear the entrance and exit area of all vegetation, roots, and other 2. DIMENSIONS SHOWN ARE THE MINIMUM ACCEPTED UNLESS MIN FINISHED GRADE •� 10 objectionable material and properly grade. OTHERWISE NOTED. III= d� 2. Place the gravel to the specific grade and dimensions shown on the plans, 04 O ` and smooth. FCo� - - O c� 'rn N 3. Provide drainage to carry water to a sediment trap or other suitable outlet. - `JI 4. Use geotextbe fabrics because they improve stability of the foundation in MAINTENANCE NOTE: H MIN' PIPE locations subject to seepage or high water table. 1. ARC FILTER SHALL BE INSPECTED BY THE W ,o ILFINANCIALLY RESPONSIBLE PARTY OR AGENT CLEANOUT ELEVATION (SEE NOTE 3) SECTION IMMEDIATELY AFTER EACH RAIN EVENT AND NEEDED REPAIRS PERFORMED IMMEDIATELY. 2. CLEAN OUT PRIOR TO SEDIMENT REACHING MAINTENANCE HALF OF THE BERM HEIGHT. ARC FILTER- LEAVING CONDITION3. REPLACE STONE AS NEEDED TO ENSURE MAINTAIN THE GRAVEL PAD IN A CONDI TION TO PREVENT MUD OR SEDIMENT FROM DEWATERING NOT TO SCALE LEAVING THE CONSTRUCTION SITE. THIS MAY REQUIRE PERIODIC TOPDRESSING WITH 2-INCH STONE. AFTER EACH RAINFALL, INSPECT ANY STRUCTURE USED TO TRAP SEDIMENT AND CLEAN IT OUT AS NECESSARY. IMMEDIATELY REMOVE ALL OBJEC- TIONABLE MATERIALS SPILLED, WASHED, OR TRACKED ONTO PUBLIC ROADWAYS. TEMPORARY GRAVEL CONSTRUCTION ENTRANCE NOT TO SCALE W C O Ln SANDBAG STRAW BALE STAPLES BINDER WIRE 10 mil PLASTIC LINING (2 PER BALE) 10 mil PLASTIC LINING PLYWOOD II_I111=1' SECTION A-A 0 NATIVE MATERIAL 48"X24" BLACK LETTERS NOT TO SCALE (OPTIONAL) PAINTED WHITE 6"HEIGHT LATH AND FLAGGING ON =IIII=IIII-III' BERM a 3 SIDES SECTION B-B CONCRETE LAG SCREWS 10'MINIMUM A A CONSTRUCTION SPECIFICATIONS I I I I WOOD OR NOT TO SCALE WASHOUT PIPEO O O O O METAL STAKES SANDBAG 1. ENSURE THAT THE UPGRADE FOR THE FILTER AND RIPRAP FOLLOWS THE REQUIRED LINES AND (2 PER BALE) 36" WOOD POST V V GRADES SHOWN IN THE PLAN. COMPACT ANY FILL REQUIRED IN THE SUBGRADE TO THE DENSITY v 10'MINIMUM 3.5"x3.5"xe' - OF THE SURROUNDING UNDISTURBED MATERIAL. LOW AREAS IN THE SUBGRADE ON UNDISTURBED a v -IIII= IIII-IIII=IIII=_ IIIJI' El SOIL MAY ALSO BE FILLED BY INCREASING THE RIPRAP THICKNESS. o Ion 36 A A 2. THE RIPRAP AND GRAVEL FILTER MUST CONFORM TO THE SPECIFIED GRADING LIMITS SHOWN ON B �I9I I`I B VARIES 0 NOTES: THE PLANS. = a 9I 3. FILTER CLOTH, WHEN USED, MUST MEET DESIGN REQUIREMENTS AND BE PROPERLY PROTECTED z CONCRETE WASHOUT SIGN DETAIL PLAN 1. L = THE LENGTH OF THE RIPRAP APRON. FROM PUNCHING OR TEARING DURING INSTALLATION. REPAIR ANY DAMAGE BY REMOVING THE (OR EQUIVALENT) O O NOT TO SCALE RIPRAP AND PLACING ANOTHER PIECE OF FILTER CLOTH OVER THE DAMAGED AREA. ALL k 2. d = 1.5 TIMES THE MAXIMUM STONE DIAMETER BUT NOT CONNECTING JOINTS SHOULD OVERLAP A MINIMUM OF 1 FT. IF THE DAMAGE IS EXTENSIVE, VARIES I�I�I I� BERM PLAN VIEW LESS THAN 6" (INCHES). REPLACE THE ENTIRE FILTER CLOTH. dl 2„ E EJ 0 O 3. IN AWELL-DEFINED CHANNEL EXTEND THE APRON UP THE 4. RIPRAP MAY BE PLACED BY EQUIPMENT, BUT TAKE CARE TO AVOID DAMAGING THE FILTER. 1 (INCHES)CHANNEL BANKS TO AN ELEVATION OF 6" INCHES ABOVE 5. THE MINIMUM THICKNESS OF THE RIPRAP SHOULD BE 1.5 TIMES THE MAXIMUM STONE DIAMETER.9I 19 10 mil PLASTIC LINING TYPE"BELOW GRADE" 6„ THE MAXIMUM TAILWATER DEPTH OR TO THE TOP OF THE 1.12"DIA BANK WHICHEVER IS LESS 6. RIPRAP MAY BE FIELD STONE OR ROUGH QUARRY STONE. IT SHOULD BE HARD, ANGULAR, �- STEEL WIRE 1 -0 L , . HIGHLY WEATHER-RESISTANT AND WELL GRADED. STAPLE 4. A FILTER BLANKET OR FILTER FABRIC SHOULD BE 7. CONSTRUCT THE APRON ON ZERO GRADE WITH NO OVERFALL AT THE END. MAKE THE TOP OF ZC INSTALLED BETWEEN THE RIPRAP AND SOIL FOUNDATION. THE RIPRAP AT THE DOWNSTREAM END LEVEL WITH THE RECEIVING AREA OR SLIGHTLY BELOW IT. y O 10 mil PLASTIC LINING PLAN DETAIL 10 mil PLASTIC LINING PIPE �` - � o STRAW BALE NOT TO SCALE (n'P) .. 8. ENSURE THAT THE APRON IS PROPERLY ALIGNED WITH THE RECEIVING STREAM AND PREFERABLY W 1'` STRAIGHT THROUGHOUT ITS LENGTH. IF A CURVE IS NEEDED TO FIT SIDE CONDI- TIONS, PLACE � TYPE"ABOVE GRADE"WITH STRAW BALES WOOD FRAME SECURELY IT IN THE UPPER SECTION OF THE APRON. Q� FASTENED AROUND SECTION B-B =�LI=1I-I I1=71 1=I_(1= I1=111=1I1-1I1-1(i' ENTIRE PERI MET ER -� �I�- I-III- L=1TI-11f=1Tf=1T 9. IMMEDIATELY AFTER CONSTRUCTION, STABILIZE ALL DISTURBED AREAS WITH VEGETATION > NOT TO SCALE )Z(=1 T i- -ITI=L d I- -IT(-I WITH TWO STAKES -II�T-III=III= � =)T[=�((_�ji- (PRACTICES 6.10, TEMPORARY SEEDING, AND 6.11, PERMANENT SEEDING.) O � C NOTES =1 I LI H I I 11=1 11=f I l' '-III-I i'- -I_' C 1I- L 10'MINIMUM 1. ACTUAL LAYOUT TO BE DETERMINED IN THE FIELD. zxl�Rou�HD "'-III-� MAINTENANCE O Dog FILTER WOOD FRAME 2. A CONCRETE WASHOUT SIGN SHALL BE INSTALLED SECTION A-A FABRIC INSPECT RIPRAP OUTLET STRUCTURES AFTER HEAVY RAINS TO SEE IF ANY EROSION AROUND OWITHIN Q B B OR BELOW THE RIPRAP HAS TAKEN PLACE OR IF STONED HAVE BEEN DISLODGED. (� U FACILITY.O' OF THE TEMPORARY CONCRETE WASHOUT IMMEDIATELY MAKE ALL NEEDED REPAIRS TO PREVENT FURTHER DAMAGE. O Q 1)) L 3. MATERIALS USED TO CONSTRUCT TEMPORARY CONCRETE VARIES STAKE .0 OF THE WORK AND DISPOSED OF OR RECYCLED. WASHOUT FACILITIES SHALL BE REMOVED FROM THE SITEIx (T�"P) STANDARD PIPE OUTLET TO WELL-DEFINED CHANNEL O z L 4. HOLES, DEPRESSIONS OR OTHER GROUND DISTURBANCE W O A CAUSED BY THE REMOVAL OF THE TEMPORARY CONCRETE C WASHOUT FACILITIES SHALL BACKFILLED, REPAIRED, AND STABILIZED TO PREVENT EROSION. �ON. O E NOT o 10 mil PLASTIC LINING TO SCALE WITH WOOD PLANKS PLAN TYPE"ABOVE GROUND" W f i.. rr C o CONCRETE WASHOUT DETAIL NOTES: 00 NOT TO SCALE 1 WILL INSTALL REQUIRE DEWATTHE FILTER ERING BAG PRIOR TO INSTALLING ANY ACTIVITIES WHICH ♦� W N 2. 2.THE TYPE OF FABRIC SHOULD BE BASED ON THE SIZE OF SOIL �!!V� `w(J` PARTICLES TO BE TRAPPED(I.E.A WOVEN MATERIAL FOR COARSE �� L L PARTICLES AND A NONWOVEN MATERIAL FOR FINER PARTICLES). U U 3. 3.A FILTER BAG SHOULD BE LOCATED IN AN AREA MOSTLY LEVEL(WITH LESS THAN 5%SLOPE).A PAD OF CRUSHED GRAVEL MAY BE PROVIDED. L 4. AVOID DISCHARGING TO AN AREA THAT IS BARE OF VEGETATION OR ��{{ NEWLY VEGETATED.ANY SIGN OF EROSION OR CHANNELIZATION FROM W � THE DISCHARGED WATER REQUIRES IMMEDIATELY CORRECTION. 0 'a c 5. FILTER BAGS HAVE A FINITE CAPACITY FOR SEDIMENT COLLECTION AND MAY BE PRONE TO PLUGGING.AVOID OVER-PRESSURIZING THE BAG OR IT IW a MAY BURST. V NOTES: MAINTENANCE: v 1. IF A SEDIMENT DISCHARGE IS OBSERVED,INSPECT THE FILTER BAG FOR ,I TEARS OR OTHER MALFUNCTIONS. 00 1. TEMPORARY SILT DITCH TO BE USED WHERE TOE OF FILL SLOPES EXCEEDS 3 FEET IN VERTICAL 6"THICK LAYER OF 4'TO 1 2' d'HEIGHT AND ALONG STREAMS TO INTERCEPT FLOW AND/OR DIVERT TO A CONTROLLED OUTLET. DIAMETER CRUSHED STONE CV N 2. SILT SHALL BE REMOVED WHEN SILT DITCH IS ONE-HALF FULL. FILTER BAG 3. DITCH SHALL BE RECONSTRUCTED WHEN DAMAGED BY EQUIPMENT OR COVERED BY FILL. a FLOW ' U SILTY WATER FROM PUMP \ ES S/O" y N OPENING D STRAP CLOSURE 2' MINIMUM FOR U TO4"DIAMETER HOSE O ti 5't - SEALCD �- - _ CD WASTE MATERIAL: COMPACT, SEED & _ = 36848 i Q �\�\ MULCH AFTER CONSTRUCTION OF DITCH _ TOP VIEW \ �\T\\�\� F PUMP DISCHARGE EXTEND FABRIC 2' jjjjjll� E�\ _ _ _ 36" MIN. -C HOSE BEYOND STONE -22-Zr�2 Y N - - I H O r Z. Scale: n/a GEOTEXTILE FABRIC "'=III-III=III-II011=111-11L=III=III-III=III-III-III-III-11' c� _III-III-III-1 I I-III-III-1 I I III I I III=1 I I-1 I I-1 I I-1 I I-1 I I- III-1 I I_III_III-III-III-III-III-III-III-III-III=1 -'I.=111-i 152 I- 1- [-z::: 1=T=111--11-111-111 Vertical rt i c a I S c a I e: n a UNDER STONE FOR " -'1IT111-111Tlllrlll=III-III=III- / I- EASE OF REMOVAL =T-111=r- cL M Date:September 21, 2022 , CROSS SECTIONAL VIEW MAINTENANCE SIDE VIEW Project No.: P200160 Inspect temporary diversions once a week and after every rainfall. o Immediately remove sediment from the flow area and repair the Drawn by: PRJ o diversion ridge. Carefully check outlets and make timely repairs as GEOTEXTILE FILTER BAG o TEMPORARY DIVERSION BERM needed. When the area protected is permanently stabilized, remove the T NOT TO SCALE Checked by: ridge and the channel to blend with the natural ground level and a appropriately stabilize it. E! NOT TO SCALE Sheet: C-15 ------- ----------- --------------------------------- ----------------------------------------------------------- -------------------