HomeMy WebLinkAboutplanSOIL TEST PIT DATA
FILL
EL 8.0 28'
B
LOAMY SAND
10YR 6/8
EL. 6.8 40
C
MEDIUM SAND
2.5Y 8/3
NO GW OBSERVED
D I S T K" I BUT 10
NOT TO SCALE
REMOVABLE
COVER
LEGEND
UNSUITABLE
MATERIALS
(TO BE REMOVED)
PERCOLATION
TEST RANGE
ESTIMATED
SEASONAL HIGH
GROUNDWATER
OBSERVED
GROUNDWATER
_mfflJ i
,ADJUSTMENT TP-2
DEPTH TO OBSERVED WATER
8.7
INDEX WELL
MIW-29
WATER LEVEL RANGE ZONE
A,
DEPTH 0 INDEX WELL ON 6-22-22
11-62
WATER LEVEL ADJUSTMENT
1.7
DEPTH TO ADJUSTED WATER
7.0
DATE:
JULY 6, 2022
TEST BY:
BSC GROUP, INC.
WITNESSED BY:
JAY GARDINER
LICENSED SOIL EVALUATOR:
TODD MACDONALD
PERCOLATION RATE.
< 2 MINS./INCH
SOIL CLASS-
CLASS 1
L.T , A.R.:
0.74 GPD/S.F.
HDPE RISER
- w
4- WALLS - [-
5'
2e ---I
T(6)
F 00
24"
),I
5- DIA.
KNOCKOUTS
1
130
TYP*
�4
3m
BOTTOM ON LEVEL
STABLE BASE
6" MINIMUM
PLAN
3/4- TO 1-1/2-
MEW
SECTION MEW
CRUSHED STONE
NOTES
1. PROVIDE INLET TEE OR, BAFFLE WHERE SLOPE OF PIPE EXCEEDS 0.08 FT./FT OR
IN PUMPED SYSTEM.
2. FIRST TWO. FEET OF PIPE OUT OF DIST. BOX TO BE LAID LEVEL,
3. ALL PIPE CONNECTIONS AND CONCRETE CONSTRUCTION SHALL BE WATERTIGHT.
4. PILL ALL UNUSED KNOCKOUTS WITH MORTAR.
5. CONCRETE COVER SHALL BE RAISED TO WITHIN 6 INCHES OF FINISHED GRADE.
OBSERVATION PORT
(SEE DETAIL)
5' OVERDIG -
lultiolal
3/4- TO 1-1/2-
m
4- PERF. PVC W/SCREW CAP TO WITHIN
3 INCHES OF FINISHED GRADE EXTEND
DOWN TO NATURAL SUBGRADE
CAP THE END
OF EACH
LATERAL (TYP.)
2- MIN. OF 1/8" TO 1/2"
DOUBLE WASHED STORE OR
GEOTEXTILE
1.5' 4' 4' 4! 1.5'
V
51
CROSS-SECTION
(AT END OF LATERALS
5* OVERDIG
L
INSPECTION PORT
LEACHING FIELD
(15' X 30')
TOP OF FIELD=9.45
l(IN)=8.95
l(END)=8.80
600-GALLON CONCRETE DRYWELL
INV. IN=8.88
NOT TO SCALE
blg-TES
1. SEPTIC TANK SHALL BE STEEL REINFORCED CONCRETE.
2. SEPTIC TANK SHALL BE CAPABLE OF WITHSTANDING H-10
LOADING.
3. ALL PIPE CONNECTIONS AND CONCRETE CONSTRUCTION
SHALL BE WATERTIGHT.
4. TEES SHALL BE SCH. 40 PVC AND SHALL BE LOCATED
WITHIN 12" OF TANK WALL AND ACCESSIBLE FROM TANK
COVER.
5. FILL ALL UNUSED KNOCKOUTS WITH HYDRAULIC CEMENT.
BENCHMARK SET ON
SPIKE IN PAVEMENT
ELEV = 10. 74'
NAVD 88 DA TUM
BA YBEI? 40'-- wID ROAD
,F
RAISE INLET AND OUTLET COVERS
TO WITHIN 6' OF FINISHED GRADE
THE RISER SHALL BE 18' HDPE
6" MAX. f- CONC. COVER
..... .....
v
io,*
7-
MIN.
4'-6" ILOCATE LIQUID DEPTH
TEE UNDER. OUTLET TEEj
COVER W/GAS BAFFLE 3'
6* MINIMUM
3/4" TO CROSS-SECTION VI
CRUSHED STONE
600-GALLON
CONCRETE
DRYWE-LL
ILAI tkl_� ae
ME
CURRENT OWNER:,JOHN
WJACOBSON
OVERLAY DISTRICT:
NONE
TITITROGEN
TITLE EFERENCE. R
L.C.LC. CERT. 158028
SENSITIVE AREA:
NOT IN A ZONE It
FEMA FLOOD ZONE DISTRICT.
"AE-EL11 & X-, DATED 7/16/2014
PLAN REFERENCE:
L.C. PLAN #11435-A
PANEL #25001C0588J
ASSESSORS MAP-.
22
MINIMUM LOT SIZE:
25,000 S.F.
PARCEL;
227
EXISTING LOT SIZE:
.8,786± S.F.
ZONING DISTRICT.
R-25
EXISII14G BUILDING COVERAGE:
0 S.F.
SETBACKS.
FRONT 30,
SIDE* 6'
PROPOSED BUILDING COVERAGE:
2,182± S.F.
REAR 20'
24.8%
PER YARMOUTH BUILDING COMMISSIONER
GENERAL NOTES-
1.1 THIS PLAN IS INTENDED fOR THE PERMITTING AND CONSTRUCTION OF THE SEWAGE DISPOSAL FACILITIES
AND ASSOCIATED SITE WORK.
I ALL CONSTRUCTION METHODS AND MATERIALS SHALL CONFORM TO 310 CMR 15.000 AND YARMOUTH
BOARD OF HEALTH REGULATIONS.
3. THERE ARE NO KNOWN OR PROPOSED PRIVATE WELLS LOCATED WITHIN 150 FT. OF THE PROPOSED
LEACHING FACILITY.
4. IF AN OVERDIG IS SPECIFIED, REMOVE ALL TOPSOIL, SUBSOIL AND OTHER UNSUITABLE MATERIALS.
5. IF AN OVERDIG IS SPECIFIED, REPLACE ALL. EXCAVATED MATERIALS WITHIN THE OMIT OF EXCAVATION
WITH CLEAN GRANULAR SAND, FREE FROM ORGANIC MATERIAL AND DELETERIOUS SUBSTANCES.
MIXTURES AND LAYERS OF DIFFERENT CLASSES OF SOIL. SHALL NOT BE USED. FILL SHALL NOT
CONTAIN ANY MATERIAL LARGER THAN 2 INCHES. A SIEVE ANALYSIS USING A #4 SIEVE SHALL BE
PERFORMED ON A REPRESENTATIVE SAMPLE OF FILL. UP TO 45% BY WEIGHT MAY BE RETAINED ON
THE #4 SIEVE- - SUCH ANALYSES MUST DEMONSTRATE THAT THE MATERIAL MEETS EACH OF THE
FOLLOWING SPECIFICATIONS:
100% MUST PASS #4 SIEVE
10% MUST PASS #50 SIEVE
0-20% MUST PASS #100 SIEVE
0-5% MUST PASS #200 SIEVE
5. EXISTING UTILITIES WHERE SHOWN ON THE PLANS ARE APPROXIMATE. THE ENGINEER DOES NOT
GUARANTEE THEIR ACCURACY OR THAT ALL SUBSURFACE. STRUCTURES ARE SHOWN. CONTRACTOR
SHALL VERIFY THE SIZE, LOCATION AND ELEVATION OF INVERTS OF UTILITIES AND STRUCTURES, "THIN
THE OMIT OF WORK, PRIOR TO THE START OF CONSTRUCTION. IF ANY DISCREPANCIES ARE
DISCOVERED OR FIELD CHANGES REQUIRED, THE CONTRACTOR SHALL NOTIFY THE ENGINEER
IMMEDIATELY.
6. THE CONTRACTOR SHALL BE RESPONSIBLE FOR PROPERLY COORDINATING THE PROPOSED
CONSTRUCTION ACTIVITIES WITH DIG -SAFE AND THE APPLICABLE UTILITY COMPANIES, AND SHALL
COMPLETE THE PROPOSED WORK WITHOUT ANY INTERRUPTIONS IN SERVICE.
7. CONTRACTOR IS REQUIRED TO NOTIFY DIG -SAFE, PER MASS. STATUTE CHAPTER 82, SECTION 40
(1-888-344-7233) A MINIMUM OF 72 HOURS PRIOR TO THE START- OF CONSTRUCTION.
8. THIS SYSTEM IS NOT DESIGNED FOR THE USE OF A GARBAGE GRINDER. INSTALLATION OR USE OF A
GARBAGE GRINDER AT THIS PROPERTY IS NOT ALLOWED PER 310 CMR 15,240(4).
ME
NOT TO SCALE
SEPTIC TANK
NOTE,
MAGNETIC REFLECTIVE TAPE SHALL BE PROVIDED
IN THE TRENCH OVER ALL PVC PIPING
3 BEDROOMS 0 110 GPD/BEDROOM = 330 GPD
REQUIRED SEPTIC TANK
330 GPD X 200% = 660 GALLONS
USE 1,500 GALLON SEPTIC TANK
SIZE OF REQUIRED LEACHING FACILITY
DESIGN PERC. RATE. <2 MIN/INCH
LONG TERM APPL, RATE: 0.74 GPD/SF
330 GPD v. 0.74 GPD/SF = 446 SF
SIZE OF LEACHING FACILITY PROVIDED
USE A 15' X 30' LEACHING FIELD
EFFECTIVE LEACHING AREA: 15' X 30' = 450 S.F.
450 S.F. X 0.74 GPD/S.F. = 333 GPD, (INSTALLED CAPACITY)
333 GPD > 330 GPD (3 GPD RESERVE CAPACITY PROVIDED)
4" SCH. 40 PVC
L=2± FT.
S=0.025 FIRST PIPE LENGTH TO BE
/-SET LEVEL FOR 2' (MIN.)
FINISH GRADE
EL. 11.2-11.4
1 JOBS. PORT
tLEVEL BOTTOM
5.0' SEPARATION
IAL HIGH GROUNDWATER