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HomeMy Public PortalAbout30 Department of Public Works Design (PDF)n r) FL U) 0) C:NU) (D L0 UCL 0 0 It NA.-LL0 Ln LO T- ON OUNOLi)tiNOOQCMO O E U) M FIN. FLOOR EL-E4.30 0.9 pp O 0.9 O �O 60-6O7 62.87�.MK #LPI WATERTOWN DPWst.14 WATERTOWN DPW���..e�.uI�E%ISRNO BUILDING \ 61x21p,,,TINB BUILOINO So 2q OVERRUNG5FIN. \3BOPROTECTOR•) EL-81.00 EL-8.78GATE 6 3 o03"49ro6ox7a oa28c 6BENCHMARK �!1 / El 60,74 61x44 X CUT HYO BONN. NUT ELEV•-e4,6sr PW: I Isosa (el ♦6w CUB Ir P=I1 SUMP-54J ©WW 1.47 NO PARKING (60k34 6OA26�]61x16LP# / \ fiMO �p/INV(b}55.9] x603146 N`K }58.01 0 N\(d)-5%63 60`J6 61x12 9XF�85BRW57M fi042 M/-575060,(300 LPo. 62x24 6,1 o "`eF132 ORD Nl�0EN "It1 VI001491. PA4 )fitx22 I6k59 60=�]].6I�LP1x03 LP ❑ LP OBC 63,�3t AM ��6ax53 64�1 63i38 61x45 65'HIGH WOOD PENCE 8'HIGH)ff i LP t ���0>,72 EOH 6 53 O2 G POLES 1 �^65.9 656 8' HIGH WOOD FENC BENCHMARK /2 �p� tiJ MOOUM s is ❑ 65.02 xEHOH 6521 I COF2POLE U65x1TELEPHONE OX6211 241 o O ��ON 43 NC. PA OBAS�E POLEOgLP � TRANSFORMEREHH 065.62 WCR aC01MIMIGigNBCOW- WALK p0s . M/ GG NH � 6'SCe BC V,57 W4Ou ORCHARD (PUBLIC) STREET GRAPHIC SCALE 30 0 15 30 60 (in feet) 1 INCH = 30 FEET PAVEMENT PATCHVERTICAL GRANITE CURB SEE DETAIL AS INDICATED ON PLANS. EXISTING BIT.PAVEMENT1 12" TYP. In 4aCONCRETE FOOTING o 3"dSEE ITEM # 903. a„ 6"(MIN)1 120 COMPACTED DENSE GRADE GRAVEL OR RECLAIMED APPROVEDASPHALT SUBBASE NOTE: 1. MINIMUM HEIGHT = 18" (CURB HEIGHT VARIES), MINIMUM WIDTH = 6" 2. INSTALL IN LOCATIONS AS INDICATED ON PLAN AND DETAILS. 3. CURB SECTIONS TO A MINIMUM OF TIN LENGTH. 4. CEMENT MORTAR JOINTS& INSTALL PREFORMED (1/2") EXPANSION JOINT WHERE REQUIRED. 5. SET CURB IN CONCRETE FOOTING AS INDICATED. 6. GRANITE CURB AT ALL BIOSWALES WILL BE TYPE VA-4. VERTICAL CURB SET IN CONCRETE MULCH BIORETENTION FILTER - MEDIA& PEA GRAVEL (SEE BIORETENTION DETAIL) NOT TO SCALE 3" SECURABLE SCREW IN PVC CAP S DIAL (MIN) SOLID SCH 40 PVC 4" PERF. PVC\\\\\�•UNDERDRAIN\/'GRAVEL BLANKET (SEE NON -PERFORATED 4" PVC ELBOW BIORETENTION DETAIL) CONNECTION TO UNDERDRAIN PIPE FILTER FABRIC TYPICAL BIORETENTION CLEANOUT DETAIL NOT TO SCALE BIORETENTION SCHEDULE: ELEV.A ELEV.B ELEV.0 ELEV. D ELEV. E ELEV. F ELEV. G Min. Underdrain Bottom Spillway Design Overflow Ponding Bottom of Overflow Bio Soil Bottom Depth Pea Bottom of Underdrain Pipe Outlet Bottom of Surface Elevation Freeboard Inlet Rim Depth Bio Area Inlet Type & Depth Top of Bio Depth Bio Soil Gravel Bed Stone cover Invert Invert Underdrain No. Area (sf) (ft) (ft) (ft) (ft) (ft)' # Mulch (ft) Soil (ft) (ft) (ft) (ft) (ft) (in.) (ft) (ft)2 (ft) 4 169 60.40 0.25 60.15 0.33 59.82 CB5 0.25 59.57 1.50 58.07 0.50 57.57 3.00 56.94 56.84 56.6 NOTES: 1. FILTER FABRIC AT BOTTOM OF UNDERDRAIN ONLY. 2. FILTER FABRIC ABOVE UNDERDRAIN SHALL EXTEND VERTICALLY 1-INCH± INTO THE PEA GRAVEL LAYER & HORIZONTALLY 1-FOOT OFF THE CENTER OF THE UNDERDRAIN PIPE. T (MIN) NO FILTER FABRIC ALONG BOTTOM OF THE FILTER FABRIC MIRAFI BIORETENTION BED 140N OR APPROVED FILTER FABRIC (MIRAFI 140-N OR 1" MIN. EQUAL (SEE NOTES) APPROVED EQUAL) ENGINEER APPROVED NATIVE 4" PERFORATED PVC UNDERDRAIN PIPE IN 8" OR BACKFILL MATERIAL OF" WASHED CRUSHED STONE (MA HIGHWAY M2.01.0 OR EQUIV.). CONNECT TO INLET BIORETENTION FACILITY SECTION A -A NOT TO SCALE NOTES: 1. CONTRACTOR RESPONSIBLE FOR SLOPE STABILIZATION AND SAFETY MEASURES DURING CONSTRUCTION. SIDE SLOPES TO BE 3:1 MAXIMUM SLOPE. 2. LOAM AND SEED SIDE SLOPES PER SPECIFICATIONS. USE BIONET S150BN BIODEGRADABLE EROSION CONTROL BLANKET OR APPROVED EQUIVALENT TO STABILIZE ALL SIDE SLOPES. THE REMAINING DISTURBED AREA SHALL BE LOAM & SEEDED OR LANDSCAPED PER PLANTING PLAN. BIORETENTION PLANTINGS I (SEE PLANTING PLAN) VERTICAL EXCAVATION SLOPE PREFERRED OR ALTERNATIVE SLOPE (MAX 1: 1) ENDCAP IF L < 10'(TYP.) 4" PERFORATED PVC PIPE @ 0.5% SLOPE (MIN) APPROVED NATIVE BACKFILL MATERIAL DOMED DROP IN GRATE OVERFLOW OUTLET "A" BIORETENTION FACILITY DETAIL NOT TO SCALE INLET AND OUTLET ADAPTERS AVAILABLE 4" THRU 24" VARIABLE INVERT HEIGHT VARIOUS TYPES OF OUTLETS WITH WATERTIGHT ADAPTERS FOR ADS N-12, SDR-35 SEWER, SCHEDULE 40 DWV, CORRUGATED PVC, RIBBED PVC A 4 6" MIN. 3/4" 4 STONE BASE NOTE: ADAPTERS CAN BE MOUNTED ON ANY ANGLE 0% TO 359% TO DETERMINE MINIMUM ANGLE BETWEEN ADAPTERS SEE NYLOPLAST DRAWINGS. NOTES: 1. FILTER FABRIC AT BOTTOM OF UNDERDRAIN ONLY. 2. FILTER FABRIC ABOVE UNDERDRAIN SHALL EXTEND VERTICALLY 1-INCH± INTO THE PEA GRAVEL LAYER & HORIZONTALLY 1-FOOT OFF THE CENTER OF THE UNDERDRAIN PIPE. T (MIN) NO FILTER FABRIC ALONG BOTTOM OF THE FILTER FABRIC MIRAFI BIORETENTION BED 140N OR APPROVED FILTER FABRIC (MIRAFI 140-N OR 1" MIN. EQUAL (SEE NOTES) APPROVED EQUAL) ENGINEER APPROVED NATIVE 4" PERFORATED PVC UNDERDRAIN PIPE IN 8" OR BACKFILL MATERIAL OF" WASHED CRUSHED STONE (MA HIGHWAY M2.01.0 OR EQUIV.). CONNECT TO INLET BIORETENTION FACILITY SECTION A -A NOT TO SCALE NOTES: 1. CONTRACTOR RESPONSIBLE FOR SLOPE STABILIZATION AND SAFETY MEASURES DURING CONSTRUCTION. SIDE SLOPES TO BE 3:1 MAXIMUM SLOPE. 2. LOAM AND SEED SIDE SLOPES PER SPECIFICATIONS. USE BIONET S150BN BIODEGRADABLE EROSION CONTROL BLANKET OR APPROVED EQUIVALENT TO STABILIZE ALL SIDE SLOPES. THE REMAINING DISTURBED AREA SHALL BE LOAM & SEEDED OR LANDSCAPED PER PLANTING PLAN. BIORETENTION PLANTINGS I (SEE PLANTING PLAN) VERTICAL EXCAVATION SLOPE PREFERRED OR ALTERNATIVE SLOPE (MAX 1: 1) ENDCAP IF L < 10'(TYP.) 4" PERFORATED PVC PIPE @ 0.5% SLOPE (MIN) APPROVED NATIVE BACKFILL MATERIAL DOMED DROP IN GRATE OVERFLOW OUTLET "A" BIORETENTION FACILITY DETAIL NOT TO SCALE INLET AND OUTLET ADAPTERS AVAILABLE 4" THRU 24" VARIABLE INVERT HEIGHT VARIOUS TYPES OF OUTLETS WITH WATERTIGHT ADAPTERS FOR ADS N-12, SDR-35 SEWER, SCHEDULE 40 DWV, CORRUGATED PVC, RIBBED PVC A 4 6" MIN. 3/4" 4 STONE BASE NOTE: ADAPTERS CAN BE MOUNTED ON ANY ANGLE 0% TO 359% TO DETERMINE MINIMUM ANGLE BETWEEN ADAPTERS SEE NYLOPLAST DRAWINGS. MAX. RECOMMENDED 24" � OVERALL HEIGHT 10' OVERFLOW OUTLET DETAIL NOT TO SCALE BY "NYLOPLAST" OR APPROVED EQUIVALENT UNDERDRAIN ONLY SEE SECTION A -A 4"-24" z PIPE 0 > O c" Z w= g m QLD �Lu ��/ BOTTOM OF BIO SOIL "C" `r�\�j'\\j\\`/'\\jam\j\\j\`_ i,\�/, BOTTOM OF BED "D" BOTTOM OF UNDERDRAIN "G" FILTER FABRIC ON SIDE WALLS ONLY MIRAFI 140N OR APPROVED EQUAL 81 .23BC 1 Jb3TC CONC. WALK WATERTOWN DPW 61 14U BUILDING ' WCRI EXISTING 61X21 1n/� a24 GS60X REMOVE AND STACKVERHAN 60.J4T 61 .0I I 1 I m GRANITE CURB FR&D ASPHALT I I OVERHANG o WITHIN SAWCUT LINE- 1 O w GATE LENGTH = 25 LF \ I I U) OVER__,__ ---- - � >0.b� _J 60 6 t EL:60.66 I I o -- - , 60.20 I I �L 0 BMP AREA 1 GRANITE CURB O ; �6 t J I� BOTTOM EL: 59.8 LENGTH = 28 LF I I a a a a a a a Of I olo L------ 0, o� o� t_-- Jw CB OVERHANG I M� 170 SF .87T �EJ RIM=59.94 60x0'2 Icy 4" PVC UNDERDRAIN 60. BC m nn INV=56.15 ® I� LENGTH = 10 LF EL:60.54 I I 1 Y 60.02X \\ I F1 (1) BIO OUTLET / /(.0 TC:61.01 \ III &-,\ I RIM = 60.2' o BC:60.51 10 c) I(d INV OUT: 56.8' (0 O 60X74 / 1.0� I m c� �'<\I 60.26 INV IN: 56.9' • y � (b), (Q EL:60.49 I I o = cD 619 o XDMH TOTAL AREA OF o Q. _ RIM=60.06 WORK = 543 SF 6 SEDIMENT FOREBAY 1 CB o 1p 3 co INV a =56.3. AREA = 32 SF ' �` Fj 1 1 < O ca CO () 3:1 SLOPE 'TC:60.89 st> / RIM=60., i INV(b)=55.5: 60.46 NEATLY SAWCUT AND 1 I c c cn INV=57.. (� �, ;; _ INV(c)=56.94 X 60.3 GRANITE CURB BC:60.39 Og MATCH EXISTING GRADE `�� 1 I SUMP=S c> r,LM 0 INV(d)=55.82 LENGTH = 28 LF RIM=60.,+I LENGTH = 62 LF I 1 d c z SUMP=55.4 S MP 653.1 60X97/ I 1 = 3 c ' `lo PAVED FLUME INLET 602 / 1111 = = cQc 8 2 Cq •0 i x ('C M = M Cl) II o-a co GRAPHIC SCALE 60'`70 i 61X12 1 I = 3 o 10 0 5 10 20 40 11 61X60 I 1 (in feet) U) 1 INCH = 10 FEET 61X46 II11 z U) 1 1 18" CHINKING STONES SEE NOTE 5.. PAVEMENT PATCH SEE DETAIL EXISTING BIT. PAVEMENT O CONCRETE FOOTING SEE ITEM # 903. 6" (MIN 18" �A PROFILE PRE-TREATMENT FOREBAY SEE PLANS OUTLET STRUCTURE SEE BIORETENTION CELL FLOW 6" MAX. VARIES DETAILS 3/4" TO 1112" 6" MIN. CRUSHED AGGREGATE FILTER FABRIC MIRAFI 140N OR SECTION A -A APPROVED EQUIVALENT NOTES: 1. STONE SIZE: MINIMUM WIDTH AND LENGTH - 18"-24". 2. PLACE THE STONES ACROSS THE WIDTH OF THE BIORETENTION AREA. 3. KEY STONE INTO THE BIORETENTION EMBANKMENT. EXTEND INTO EMBANKMENT A MINIMUM OF 18" TO PREVENT FLOW FROM DIVERTING THE CHECK DAM. 4. ADD CHINKING STONES AS NECESSARY TO FILL CREVICES BETWEEN STONES. 5. CONSTRUCT THE TOP OF THE CHECK DAM SO THE CENTER IS APPROXIMATELY 6" LOWER THAN THE OUTER EDGES, FORMING A WEIR THAT WATER CAN FLOW ACROSS. 6. DO NOT EXCEED A MAXIMUM HEIGHT OF 6". STONE CHECK FOR BIORETENTION VERTICAL GRANITE CURB AS INDICATED ON PLANS. 3 1 12" TYP. TYPICAL DETAIL NOT TO SCALE � . NX)P��a�,0,XVCOMPACTED DENSE GRADE GRAVEL OR RECLAIMED APPROVED SUBGRADE ASPHALT SUBBASE NOTE: 1. MINIMUM HEIGHT = 18" (CURB HEIGHT VARIES), MINIMUM WIDTH = 6" 2. INSTALL IN LOCATIONS AS INDICATED ON PLAN AND DETAILS. 3. CURB SECTIONS TO A MINIMUM OF TIN LENGTH. 4. CEMENT MORTAR JOINTS & INSTALL PREFORMED (1/2") EXPANSION JOINT WHERE REQUIRED. 5. SET CURB IN CONCRETE FOOTING AS INDICATED. 6. GRANITE CURB AT ALL BIOSWALES WILL BE TYPE VA-4. VERTICAL CURB SET IN CONCRETE NOT TO SCALE NEW TYPE 1-1 BIT. PAVEMENT SAW KERF FILLED WITH FIBER WEARING SURFACE & BINDER MODIFIED ASPHALT SEALER COURSE PAVEMENT 3/4" (SEE PAVEMENT DETAIL) PAVEMENT PATCH (SEE NOTES) EXISTING PAVEMENT a 1/4" COMPACTED SUB -BASE (SEE PAVEMENT DETAIL) NOTES: 1. EXISTING BITUMINOUS PAVEMENT SHALL BE REMOVED TO A CLEAN STRAIGHT EDGE VIA SAW CUTTING. THE SAW CUT SHALL BE COMPLETED PERPENDICULAR TO THE ROADWAY/SIDEWALK. 2. PRIOR TO INSTALLING THE WEARING COURSE THE EXISTING VERTICAL PAVEMENT SURFACE SHALL BE SWEPT COMPLETELY CLEAN. 3. AFTER PROPER COMPACTION (SEE PAVEMENT DETAIL) SAW CUT NEW PAVEMENT ABUTMENT 3/4" DEEP AND FILL WITH FIBER MODIFIED ASPHALT SEALER AS SHOWN. TYPICAL PAVEMENT PATCH DETAIL NOT TO SCALE I ui UJ Z U) V U [)� UJ U U) W 'EI1 U C O Z O O pow W VJ (n a� m a m a RIVER ROCK 3' WIDE AT RECEIVING END CHANNEL co ai ' AREA BIO-AREA 6 -2 Co a O LB Ln // // // // / // / / / a /, / /i /, /, / /j (0 O c // // 4 CONCRETE DRAINAGE / , C O FLUME APRON a o- LL TOE OF /j / 4 • 18° • // �// // // ; VERTICAL " 3:1 / GRANITE SLOPE O SLOPE CURB TYPE • ' O s 4 O I VA-4 I I GUTTER LINE GUTTER LINE 1'-6" GRANITE CURB CORNER 6' TYPE -A NOTES: 1. THE STONE END SECTION TO BE PLAN VIEW LOW POINT AT INLET UNDERCUT SO THAT THE INVERT OF THE (DEPRESS 1" BELOW TYPICAL APRON TO BE AT THE SAME GRADE GUTTER SLOPE) (FLUSH) WITH THE SURFACE OF THE 18" o RECEIVING CHANNEL. """' 2. THE WIDTH OF THE END OF THE APRON 2 2 .0 � o N SHALL BE EQUAL TO THE BOTTOM WIDTH �j\\ 1 6" 1\\ \\% 00 O 0 0 OF THE RECEIVING CHANNEL. MAXIMUM ��\\/ \/�` N a� c� N 0 N TAPER TO RECEIVING CHANNEL 5:1. / - 0 " CN CD v o +r ��cfl�� C6 c�a o °� a APPROVED SUBGRADE \/ 'Z � U u, o X 2FINISH PAVEMENT L 0 o L co (a GRANITE CURB cn m rn m LL o (SEE DETAIL) CHANNEL SECTION Registration: 1' 6" TAPERED RELIEF 1" BELOW GUTTER LINE 6" CRUSHED77777-7-7 C STONE CONCRETE �1 a APRON ! O ,c�0 TOE FABRIC 6"CP `�\\I j\� j�� ` •`� EXTEN D FLUME TO TOE OF SLOPE'^\\\//\\\ff1 Y\�i\\\�\ \ \ �\ Project Number: Sheet 6-10" THICK RIVER ROCK 15145A 1 of 1 (D50 = 3") SECTION VIEW STONE & GEOTEXTILE BIOSWALE INLET DETAIL FILTER FABRIC Sheet Number: NOT TO SCALE APPROVED SUBGRADE C - w