2009-463 INSPECTION REQUIREMENTS:
BORING AND PERCOLATION TEST:
ENGINEER OF RECORD TO INSPECT TRENCHES PRIOR TO BACKFILLING. ASSUMED CONDITION BASED ON SITE EVALUATION
0-5' MEDIUM FINE SAND
NO WATER OR MOTTLING
NOTE,
1) BASEMAP INFORMATION OBTAINED FROM PUBLICALLY AVAILABLE PERCOLATION RATE APPROXIMATELY ONE MINUTE
RESOURCES AND DOES NOT REPRESENT AN ACTUAL FIELD NOTE: SOIL CONDITIONS TO BE CONFIRMED BY P.E. PRIOR TO BACKFILLING SYSTEM.
INSTRUMENT SURVEY. CEXISTING
INCLUDING SEPTICY TANK UA DR SEEPAGE SEPTIC DESIGN :
DEVICES ARE TO BE CRUSHED IN PLACE Q
AND FILLED WITH NATIVE MATERIAL. APPLICATION RATE = 1 .2 GAL./SF/DAY
LOT 111
3 BEDROOMS AT 100 GALLONS/BEDROOM
PROPOSED =300 GALLONS
DISTRIBUTION BOX #2
(SEE DETAIL — SHEET 2)
LOT 112
PROPOSED 4" PVC SDR —35 3 BEDROOMS AT 100 GALLONS/BEDROOM
(GASKETED BELL) AT 1% MIN. =300 GALLONS
TOTAL _e r
6 BEDROOMS AT 100 GALLONS/BEDROOM,_i-�
PROPOSED 1,000 GALLON = 600 GALLONS
SEPTIC TANK PROPOSED 4" PVC SDR —35
(SEE DETAIL — SHEET 2) (GASKETE LL) AT 1% MIN.
USE (2) 1 ,000 GALLON PRECAST SEPTIC TANKS
USE 4 LINES AT 64 FT. EACH (SPACED 6 FT. ON—CENTER)
PROPO 1,000 GALLON
PROPOSED 4" PVC SEPTIC TANK (SEE DETAIL — SHEET 2)
NORTH SCH 40 AT 2% MIN. PROPOSED 4" PVC CONSTRUCTION NOTES:
SCH 40 AT 2% MIN. 1) CONSTRUCTION OF ABSORPTION FACILITIES SHALL NOT OCCUR WHEN THE GROUND /S FROZEN OR a
THE SOIL MOISTURE CONTENT IS HIGH. IF A FRAGMENT OF SOIL F-ROM APPROXIMATELY NINE INCHES M
BELOW THE SURFACE CAN EASILY BE ROLLED INTO A RIBBON INSTEAD OF CRUMBLING, THE °v
MOISTURE CONTENT /S TOO HIGH FOR CONSTRUCTION PURPOSES. OBVIOUSLY, SOME SILT OR CLAY
MUST BE PRESENT FOR A RIBBON TO BE FORMED. Q
e c
EXISTING � � 4`." EXISTING
2) TRENCH LOCATIONS AND DEPTHS SHOULD BE MARKED BY STAKES BEFORE TRENCHES ARE
MOBILE I I MOBILE EXCAVATED. THE NATURAL SURFACE SHALL NOT BE SIGNIFICANTLY DISTURBED. IF THE SITE /S
HOME —� HOME REGRADED OR SIMILARLY DISTURBED, THE SOIL SHALL BE ALLOWED TO STABILIZE (I.E., SETTLE
NATURALLY FOR A PERIOD OF AT LEAST SIX MONTHS, INCLUDING AT LEAST ONE FREEZE—THAW vi
CYCLE) AND NEW PERCOLATION AND DEEP HOLE TESTS CONDUCTED. HEAVY EQUIPMENT USE IN THE
DESIGNATED ABSORPTION SYSTEM AREA SHOULD BE MINIMIZED TO PREVENT SOIL PERMEABILITY 3
REDUCTION DUE TO COMPACTION PLUS POSSIBLE TRENCH CAVE—IN AND DISTRIBUTION PIPE
REMOVE EXISTING
M/SAL/GNMEN T/BREAKAGE. Q
I I I I �
SEPTIC TANK Z I I ( I z 3) AFTER A FINAL GRADE CHECK, TRENCH EXCAVATION MAY BEGIN. TRENCH DEPTH SHALL BE AS
~ ~ SHALLOW AS POSSIBLE, BUT NOT LESS THAN 18 INCHES. TRENCHES SHALL BE EXCAVATED TO
DESIGN DEPTH WITH BOTTOMS PRACTICALLY LEVEL.
2 I I 2 4) FOLLOWING EXCAVATION, THE TRENCH BOTTOMS SHOULD BE GRADED BY HAND. THE BOTTOMS OF
Q
THE TRENCHES SHOULD BE CHECKED BY A TRANSIT, ENGINEER'S LEVEL, OR CARPENTER'S LEVEL TO
0 I I I I ASSURE THAT EACH IS PRACTICALLY LEVEL. TRENCH BOTTOMS AND SIDEWALLS SHOULD BE
W I I I w IMMEDIATELY RAKED AFTER FINAL GRADING AND AT LEAST SIX INCHES OF AGGREGATE PLACED IN Q;
M
THE TRENCHES.
M I I I I M 5) GRAVITY DISTRIBUTOR PIPE SHALL BE CAREFULLY INSTALLED AT A SLOPE OF %6 TO 1132 INCH PER
FOOT. PRESSURE OR DOSED DISTRIBUTOR PIPE SHALL BE INSTALLED LEVEL. GRADES SHALL BE
DETERMINED BY AN ENGINEER'S LEVEL, TRANSIT OR CARPENTER'S LEVEL. AN EASY METHOD OF z
MEASURING THE %6 INCH PER FOOT SLOPE FOR DISTRIBUTOR PIPE IS TO TAPE A %4 INCH BLOCK TO
ONE END OF A STRAIGHT FOUR FOOT BOARD. BY PLACING THE BLOCKED END WITH THE BLOCK
FACING DOWN ON THE DOWNSTREAM TOP OF THE DISTRIBUTOR PIPE, A CARPENTER'S LEVEL CAN BE
EXISTING TREES TO USED TO DETERMINE THE %s INCH PER FOOT SLOPE. A !18 INCH BLOCK SIMILARLY USED WOULD
1 1 1 BE REMOVED WHERE RESULT IN A %32 INCH PER FOOT SLOPE. ANOTHER METHOD USED TO ESTABLISH THE GRADE OF
NECESSARY DISTRIBUTOR PIPE /S BY BATTER BOARDS. AGGREGATE SHALL BE INSTALLED /N THE TRENCHES TO
A DEPTH OF AT LEAST TWO INCHES ABOVE THE TOP OF THE DISTRIBUTOR PIPES. ADDITIONAL
AGGREGATE MAY BE REQUIRED TO BRING THE TOP OF THE AGGREGATE TO WITHIN SIX TO 12 INCHES '>
've Seen or chserved,or believe I saw evidence ot,
es, trees, OF FINAL GRADE. os
Q
I_II objects such as houses, wells, LOT 112 LOT 111 6)
fences, etc., AFTER THE UPPER AGGREGATE IS PLACED IN THE TRENCHES, THE GEOTEXT/LE, UNTREATED BUILDING
PAPER, HAY OR STRAW IS TO BE IMMEDIATELY INSTALLED ON THE AGGREGATE AND THE TRENCH LU
this document present that I have i BACKFILLED WITH EXCAVATED SOIL. IF THE TRENCHES CANNOT BE IMMEDIATELY BACKF/LLED, THE
pe ona!! measured th i A es s rth on the gra PARKING PARKI G TRENCHES SHOULD BE TEMPORARILY COVERED WITH AN IMPERVIOUS MATERIAL, SUCH AS TREATED
AREA AREJ BUILDING PAPER TO PREVENT SIDEWALL COLLAPSE AND SILTATION INTO THE AGGREGATE. 2
w
' 7) THE EARTH BACKF/LL /S TO BE MOUNDED SLIGHTLY ABOVE THE ORIGINAL GROUND LEVEL (I.E., NOT z`
SIGN TU COMPACTED) TO ALLOW FOR SETTLING. FOLLOWING SETTLEMENT, THE ENTIRE AREA SHOULD BE k
D TE GRADED WITHOUT THE USE OF HEAVY EQUIPMENT AND SEEDED WITH GRASS. HEAVY EQUIPMENT
WS. W.S. SHALL NOT ENTER THE ABSORPTION FACILITY AREA OR THE PROPOSED EXPANSION AREA AFTER THE '
SUBSURFACE SEWAGE TREATMENT SYSTEM HAS BEEN CONSTRUCTED.
v c^i cW v 8) A MINIMUM HORIZONTAL SEPARATION OF 10 FEET SHOULD EXIST BETWEEN THE HOUSE SEWER AND
°~ ° ANY WATERLINE. WHERE LINES MUST CROSS, THE WATER SERVICE LINE SHALL BE AT LEAST 12
A DI RONDA CK -w� M�(n
S TEET' LU
INCHES ABOVE THE HOUSE SEWER. IF A WATER LINE MUST PASS BELOW THE HOUSE SEWER, THE VERTICAL SEPARATION MUST BE AT LEAST 18 INCHES.�
o00 3 boa 9) ROOF, FOOTING, GARAGE, CELLAR AND SURFACE WATER DRAINAGE MUST BE EXCLUDED FROM THE
3
W ti w- SYSTEM. WATER SOFTENER, WATER RECHARGE AND BACKWASH WASTES NORMALLY ARE NOT TO BE
v j c¢i�j DISCHARGED TO THE SYSTEM UNLESS A SEPARATE SUBSURFACE DISCHARGE TO AN AREA 250 FEET
FROM WELLS OR WATER COURSES IS UNAVAILABLE. 3
OF SHEET 1 OF 2 a
SEPTIC DESIGN PREPARED FOR
� Jos
PROPOSED ABSORPTION FIELD ; L O T 111 AND 112 A DI RONDA CK AVENUE o
4 LINES AT 64 FT. EACH TO
SERVICE BOTH LOTS 111 & 112 _�' H OMES TEA D VILLAGE
(SEE DETAIL — SHEET 2) cP
��10 SS o���' � TOWN OF ,QUEENSBUR Y WARREN COUNTY, NEW YORK Q
.� ��. SCALE: 1 = 20 SEP TEMBER 17, 2009
NOTE: ENVIRONMENTAL DESIGN PARTNERSHIP, LLP
900 ROUTE 146 CLIFTON PARK, N.Y. 12065 (518) 371 -7621
MOBILE HOME UNITS TO BE PLACED WITH A MINIMUM 10 FT. HORIZONTAL SEPARATION. ENGINEERING LANDSCAPE ARCHITECTURE LAND SURVEYING
TRA VIS J. MI TCHELL P.E. 81,539
HEAVY DUTY MANHOLE FRAME
FINISH GRADE AND COVER BY CAMPBELL OR EQUAL
II —
111=IIII^ I=_IIII_ III=III—I -IIII.=IIII-_ ACCESS EXTENSION
SEAL ASPHALTIC =IIII= N =IIII= (2MH1 GDRADA� RINGS)
PE
FORT MILLER OR EQUAL
TOPSOIL FOR SETTLING (AS REQUIRED)
_ _ INLET
�—I I I—I I I I I—III —� —� �- -� - II I OUTLET
=IIII IIII- —IIII= -IIII=IIII,,-I II—IIII—IIII TERRATEX NO. 2 NONWOVEN 4» OR 3" MIN_f IFA
— CONSTRUCTION FABRIC OR BLDG. SEWER -- EARTH —IIII- EARTH ^ WATER TIGHT JOINT (Tl'PUNTREATED BUILDING PAPER �p Z
N BACKFILL -IIII—I BACKFILL I—IIII OR STRAW SANITARY
EE - INSIDE &PARGE W/NON-SHRINK GRO T
ALL JOINTS BELO FULL 0 4" MIN. SANITARY OUT
TEE
TOP OF AGGREGATE 4" PVC MIN. LIQUID LEVEL TO BE BITUMINOUS ��
To BE WITHIN O z_ 00 O 00 O/ WATERTIGHT AND INTERIOR Q o
2 N JOINT LEAKAGE TESTED COAT
6"-12" OF SURFACE U RAKE ANY PERFORATION KOP 300M BAFFLE WITH
O PRIOR TO BACKFILLING I 1 4"X18' MIN.
z � Q SMEARED OR EQUAL
Cam/ TRENCH 0 MAY NOT BE
N z O WALLS REQUIRED
510
00 00 O 6" TO 12" LAYER
PEA GRAVEL OR
24" lk CRUSHED STONE OR CRUSHED STONE
24" WASHED GRAVEL BEDDING LAYER
GROUNDWATER BEDROCK SECTION VIEW
MIN OR IMPERVIOUS LAYER 3/4" TO 1Y2"
NOTE: 24" I.D. TAPERED
INLET INVERT IS 3" ABOVE PLUG (TYP.)
CROSS SECTIONAL VIEW LONGITUDINAL VIEW ASPHALTICSEAL (2" MIN.)
THE SLOPE OF THE OUTLET PIPE
BETWEEN THE SEPTIC TANK AND THE
TERRATEX No. 2 NONWOVEN CONSTRUCTION FABRIC DISTRIBUTION BOX TO BE Y4" PER FT.
UNTREATED BUILDING PAPER OR PERMEABLE I m
�_� I —I IIII=1 I I I III GEOTEXTILE OR 4" LAYER OF STRAW INLET H OUTLET
—IIII—� O I I O
-III(- =IIII—I I-IIII- I I I-,
1—IIII- =IIII—II —IIII= THE SLOPE OF THE INLET PIPE
O O a, O� 00 0 C — BETWEEN THE RESIDENTIAL UNIT AND I I BAFFLE NOTE:
O o0 2" MIN. THE SEPTIC TANK TO BE Y4" PER FT. I I MAY NOT BE BAFFLE NOT REQUIRED FOR
FLOW - PROVIDE CAPS i
REQUIRED TANKS LESS THAN 10 FT. LENGTH
0 0 o o 0 0 o 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 o ON LINE ENDS
r
o a2�7 00 00 00 00 0O O „D" :
(� G
SLOPE PIPE Ne"—Ye2" PER FT. PLAN VIEW
SPACING OF ABSORPTION TRENCH 6' O.C. o
0
TRENCH BOTTOM TO BE NEAR OUTSIDE
LEVEL AND RAKED TANK SIZE MIN. LIQUID DEPTH "A" TANK DIMENSIONS "B"X"C" "0" "1" HEIGHT
TRENCH PROFILE
1000 GAL. 5'-0" 4'-3" x 8'-2" 5'-6" 5'-9" 6'-8"
x
ABSORPTION TRENCH DETAIL SEPTIC TANK (HEAVY DUTY SEPTIC TANK)
NOT TO SCALE q
NOT TO SCALE FORT MILLER OR EQUAL
z
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t
I
2
J
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V1
Q
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FFp
GRADE
NOTE: z
!. PIPE JOINTS TO BE SEALED WITH
ASPHALTIC MATERIALS OR EQUIVALENT. `
z
12" MIN REMOVABLE COVER 7
2. INVERT ELEVATIONS OF ALL
OUTLET PIPES MUST BE EQUAL.
J. THE SLOPE OF OUTLET PIPES
L
BETWEEN THE DISTRIBUTION BOX `
AND THE DISTRIBUTOR LATERALS `
SHOULD BE 118" PER FOOT.
BAFFLE
INVERT 3
INLET 2"MIN ELEV.
c
O O O OUTLET CONTRACTOR TO USE SPEED LEVELERS
AS SUPPLIED BY FORT MILLER TO h
EQUALIZE FLOW.
a .
2"—5 SHEET 2 OF 2
Q
-_� SANI TAR Y DETAILS FOR
12" MIN CLEAN SAND OR PEA GRAVEL ��
or- NELOT 111 AND 112 ADIRONDA CK AVENUE
Q
HOMESTEAD VILLAGE
2 DISTRIBUTION BOX 0 TOWN OF QUEENSBURY WARREN COUNTY, NEW YORK
NOT TO SCALE ��, � ` SCALE: 1 " = 20' SEPTEMBER 17, 2009 2.
SskoN ��� ENVIRONMENTAL DESIGN PARTNERSHIP, LLP
900 ROUTE 146 CLIFTON PARK, N.Y. 12065 (518) 371 -7621
ENGINEERING LANDSCAPE ARCHITECTURE LAND SURVEYING
TRA VIS J. MI TCHELL P.E. 81,539