HomeMy WebLinkAbout1000-9.-4-11.1 DRAINAGE CALCULATIONS \
4" WOE PAINTED STRIPING TNICAL
IMPERVIOUS ROOF AREA \
SECURE Tot t/z" m w EXISPING 2.557 SF /
GALVANIZED STEEL POST N�. PROPOSED 1 ,705 SF
WITH (2) t/4" m
b HANDICAPPED
GALVANIZED BOLTS H N. ASSUME 2 EXISTING DRY WELLS TAKE EXISTING ROOF STORIdWATER
(I TOP, I
cI ( TOP, BOTTOM)
PARKING R - 80
n PROPOSED DRY WELL TO TAKE PROPOSED ROOM STORMWATER w
STALE PfAMi REWIRED 1 ,705 SF IMPERVIOUS Z
Z
KLMEA
FINES
REQUIRED1 ,705 SF x 100% x 2 / 12 = 285 CF \ a
5-0" TO GRADE 285 CF / 42 24 CF/VF = 6 7 VF \
HANDICAPPED PARKING SIGN USE 8'0 x 8' DEEP DRY WELL FOR ALL PROPOSED ROOF DRAINAGE
HANDICAP PARKING LAYOUT NOT To SCALE F'
NOT TO SCALE
CHECK OF EXISTING ROOF DRAINAGE
EXISTING 2,557 SF I
(2)-2",2"x3' STAKES 1/2 ROOF TO EACH DRY WELL
EACH BALE WI TH VARIES 1 ,279 SF IMPERVIOUS EACH
SURFACE COURSE—
CI -� CLASS 2 cortcRETE. REQUIRED 1 ,279 SF x 100% x 2 / 12 = 214 CF WEST ST
1/ CLASS 2 t t/ 214 CF / 42.24 CF/VF = 5 1 VF REST 0
2 RISE Yq^ PER FT OR �, 2
AS DIRECTED INCREASE TO 3" ON MINIMUM 8'0 x 6' DEEP DRY WELL (274 CF j 28.27 CF/VF = 7.6 VF)
III
COMMERCIAL DRIVEWAYS (OR)
m
HAYBALE BARRIER GRAVEL BASE 6'0 x 8' DEEP DRY WELL FOR EACH 1 /2 OF ROOF
NOT TO SCALE '\\ �\j� \ j
R - 8 O 9`F
B" DEPTH AFTER COMPACTION D b
PLACED IN TWO COURSES 1 ' • D . W AGF.
\
BITUMINOUS CONCRETE
SIDEWALK OR DRIVEWAY
_ l
NOT TO SCALE �
— _ � ti�
_ n
SITE \
19E44 N
/
LIMITS OF FRESH WATER WETLANDS
Un
` \ ELEV PER S LORENCE NYS-D,E.0 P ' F. 1 . REALTY /
R - 40 '
19.89 j
� j o�
"\��� PROVIDE A CONTINUOUS LINE ir HOLDING CORP .
OF HAYBALES OR SILT FENCE (FISHERS ISLAND. NEW YORK)
\ THROUGHOUT CONSTRUCTION / P
\ � (SEE DETAIL)
1c /
\ WOODED AREA PROPOSED LIMITS
me sem;0 / OF CLEAIRING
,C,� \ PROPOSED GAZL+ J J /
",0 / IRON / HAY
Z MIDLOTHIAN
30" MAPLE // PIPE EXTEND STONE PARKING AREA / HARBOR
EXISTING DRYW uL FOR � •_ -- _
ROOF DRAINSBEN- • • - J /� `r*y
/' 'ri• - • • • �� /PFf�-ANG P� /
TOP OF MONUMENT \ R ['' 0 /
MARL � •,� P / ELEV, = 3476 / j`'+5 /
N Bg -- \ _ -1r'l:.S 18 MAPLE nT0 •.• Z\NG
sSyeOp• __ / 6X5 _ MON /
PL �'�- ® � N= 22 .65 / ' r� APPROVED BY
Mo J'J '/ _ _ I / � 6w= za3z oD ��f
' PLANNING BOARD
15" MgPLE aA7H aM TOWN OF SOUTHOLD
PROPOSED 1 36.0 /
1 1( DECK 35'� DAT Will 1
EXISTING °�,n LOCATION MAP
BUILDING i 2 0
EDGE OF
SIDEWALK 1- ^ F.F ELEV = 40.5 �'� �^ Z`., PROVIDE CONCRETE DRIVEWAY
SIDEWALK 1/2 CONCRETE RAMP a ` i� 'a1;;; �, � � � �\\ v POLE $30 / Rip (gam DETAIL) SCALE: 1 = 100'
'n W-6,. MINIMUM \ 16•' / .. rP(:X:iili,� i i. 1 1\
CONSTRUCT THISw i' : / >\ DMD STONE PARKING AREA
MAPLE E�+����
SECTION ONLY WHERE1412LL]i[
'o NO CONCRETE SIDEWALK ` ••?7 AA V i•" Y /S SS \ PROVIDE 20' X 15' BITUMINOUS PAVED
o IS PROPOSED i + i• •• •• \\\\ \ PARKING SPACE WITH HANDICAP FF FIRST FLOOR
WARPED �ti '. •'.. (��� O5��J / PAINTED MARKINGS & HANDICAP
SECTION 'i. ` '•
CRASS r'•I SIGN (SEE DETAILS) ELEV ELEVATION
_< PLOT o RAMP SECTION '^� '� ;•,{j;; i 1 1 �ry4+J N/F NOW OR FORMERLf
�, • ,,, „",'," ',;•; PROVIDE BITUMINOUS CONCRETE SIDEWALK
S F. SQUARE FEET
CURBGurTER UNE f 2'flr ,• J / GRADE NOT TO EXCEED 1:20
o i�• ) — - LOG - — EXI<TING & PROPOSED CONTOURS
(
HALF PLAN xi ';G;i' .0. SEE DETAIL
MINIMUM B'-o" N F 1 OVER.-) / REMOVE EXISTING STONE
2'-D" MINIMUM B'-o" / HANG y 15" MAPLE LOAM h SEED SITE PLAN
1 Aq � PREPARED FOR
BACKLINE OF RAMP PATRICIA L.
AND SIDEWALK ( 2Y -fj / pZE uI `PTE OF PIEPo'E� ' .
RAMP SECTION / qi 1 ) COORDINATE DISTANCES ARE MEASURED FROM U.SUCOAST AND y� . -� S 9r
A P P E L M A N S Fp�rr EXISTING ORYWELL FOR PO N s ryo -I s r„
GUTTER UNI (FISHERS ISLAND, NEW YORK) SFPCo y EXISTING ROOF DRAINS GEODETIC SURVEY TRIANGULATION STATION "PROS ' pi�F
cuRelrvc gOhy�4/ SIGN APPROXIMATE LOCATION EXISTING 2 , oc '
2.) SITE IS IN THE TOWN OF SOUTHOLD, COUNTY OF SUFFL"1LK, TAX MAPI� IN`tpa m ISI �'1 H . LEE FERGUSON
02 / 1000 GALLON SEPTIC TANK AND C II, �rl (1'I I� '
HALF ELEVATION PROVIDE SI DRYWELL - 1000, SECTION 009, BLOCK 4, LOT 111 n L..:J` L,�� MUSEUM INC .
FOR ROOF DRAINS WATER / (INF LEACHING POOL m
VARIES 5'-G" OR (INFORMATION FROM ORIGINAL CONTRACTOR) 711 ° Dnss2T °I; `�
3" SHUT-OFF 3 ) SITE IS SERVICED BY MUNICIPAL WATER AND ON SITE SEWAGE Pn %'-r •e nu an`''
AS DIRECTED yYey DISPOSAL SYSTEM IN COMPLIANCE WITH THE REQUIREMENTS OF THE `= fD_nID "iLrslat,,PEtt�
n MINIMUM 2 1/2" 2" / y��� POLE #31 _\�(/ PROJIDE HANDICAP RAMP SUFFOLK COUNTY DEPARTMENT OF HEALTH. -- -
'° II •.If 1/4":12"
4�4' ` / 4,) SITE IS IN R-80 ZONE
zo to o zo
PAVEMENT MON. zC GRAPHIC SCALE IN FEET FISHERS EISLAND, NEWAVENUE
GRAVEL BASE io O /
v P
B' CLASS "A" CONCRETE 0.\ SEPTIC SYSTEM DESIGN 5 ) TOTAL AREA: 3.791 ACRES
REINFORCING MATERIAL FOR FILTER �` REVISIONS
CONCRETE FORCI PAVEMENT IF FABRIC 6.) OWNER. H. LEE FERGUSON MUSEUM, INC Fishers Island, NY 06390 CHANDLER. PALMER Ae KING
CALLED FOR ANGLE 10' uP SLOPE / EXISTING FLOW (FROM METER READING) DATE DESCRIPTION
POST FOR STABILITY AND / 1500± GAL YEAR LJEngineeringSurveying
CFPT1lYJ G SELF CLEANING GAL/YEAR BASE FOR LEVELS: N.G.V.D 1929 Architecture, H. Uand
CROSS - _- �0 MINIMUM SYSTEM DESIGN 3 00 G/D 9 15 00 REVISED PROPOSED �� no epowwnr Nd+MGV. m axo ew-e••-u•o FAX mo-we-Tw+
DETAILS OF CONCRETE RAMP �(/ APPLICATION RATE 1 0 G/D/SF 8 1 PERCENT LOT COVERAGE = 4% EXISTING BUILDING AREA = 2.340 SF 01 01 ADDITIONS & REVISIONS
WHERE CURB IS SEPARATED FROM DCOMPACACKFILLED ��� / 1 8'0 x 6' LEACHING POOL = 301 SF 03/06/01 ADDITIONS & REVISIONS
06726/01 ADDITIONS
SIDEWALK BY GRASS PLOT / 9. PROPOSED TOTAL BUILDING AREA, DECK & GAZEBO = 5,590 SF
/ )
/ EXISTING SYSTEM FROM ORIGINAL CONTRACTOR)'
DATEJANUARY 04, 1999
CON. R; RI6MP SILT FENCE 1000 GALLON SEPTIC TANK 10.) PARKING REQUIREMENT: '
NOT To SCALE / / 8'0x6' LEACHING POOL 1 SPACE / 4 SEATS 10 SEATS = 3 SPACES PROVIDED: 4 SPACES SCALE: 1 " = 20' ,LUN 28 2001
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