HomeMy WebLinkAboutEngineer PlanGENERAL NOTES
1. ALL PRECAST COMPONENTS TO BE H-10
RATED. ALL COMPONENTS WITH ANY
ANTICIPATED VEHICULAR TRAFFIC TO BE
H-20 RATED.
2. THE DESIGN OF THIS SYSTEM DOES NOT
ALLOW FOR THE USE OF A GARBAGE
GRINDER.
3. MUNICIPAL WATER IS AVAILABLE.
4. ALL CONSTRUCTION TO CONFORM WITH
310 CMR 15.000 AND ALL OTHER
APPLICABLE LOCAL, STATE AND FEDERAL
CODES AND REGULATIONS,
5. INSTALLER/CONTRACTOR TO REVIEW &
VERIFY ALL ELEVATIONS AND DETAILS
AND REPORT ANY DISCREPANCIES TO
DESIGNER PRIOR TO CONSTRUCTION OR
ASSUME ALL RESPONSIBILITY.
6. INSTALLER/ CONTRACTOR IS
RESPONSIBLE FOR MAINTAINING SAFE
WORK AREA, VERIFYING ALL UTILITIES
AND NOTIFYING "DIG SAFE"
(1-888-344-7233) 72 HOURS PRIOR TO
CONSTRUCTION.
Z ANY CHANGES TO OR DEVIATIONS FROM
THIS PLAN MUST BE APPROVED IN
WRITING BY FLAHERTY ENVIRONMENTAL
SERVICES AND LOCAL BOARD OF HEALTH.
8. FINISH COVER OVER COMPONENTS IS
NOT TO EXCEED 3' PER 310 CMR 15.000
UNLESS SHOWN PER PLAN.
9. ALL ABANDONED SEPTIC SYSTEM
COMPONENTS TO BE PUMPED DRYAND
FILLED WITH CLEAN SAND OR REMOVED
AND REPLACED WITH CLEAN SAND,
10.ALL COMPONENTS TO BE PROVIDED
WITH WATERTIGHT ACCESS PORTS
WITHIN 6" OF FINISH GRADE.
11,ALL SEPTIC TANKS, DISTRIBUTION
BOXES AND PIPING TO BE INSTALLED
WATERTIGHT.
12. NO KNOWN WETLANDS OR WELLS
WITHIN 150 FEET OF PROPOSED
LEACHING EXCEPT AS SHOWN.
13, THIS IS NOT A CERTIFIED PLOT PLAN
AND UNDER NO CIRCUMSTANCES IS THIS
PLAN TO BE USED FOR ZONING OR
BUILDING PURPOSES.
14,LOT IS SHOWN AS ASSESSOR'S MAP 118
PARCEL 24 .
1�: LOCUS PROPERTY'S PROPOSED SYSTEM
APPEARS TO BE WITHIN AN AQUIFER
PROTECTION DISTRICT (ZONE II).
DESIGN CALCULATIONS
NUMBER OFACTUAL BEDROOMS 3
GARBAGE DISPOSAL UNIT NO
TOTAL ESTIMATED FLOW
(110 GAL/BR/DAYX3 BR) 330 GAL./DAY
REQUIRED SEPTIC TANK CAPACITY 660 GAL.
SIZE OF SEPTIC TANK
SOIL CLASSIFICATION
DESIGN PERCOLATION RATE
EFFL UENT L OADING RATE
LEACHING AREA
(2) x (25.0' + 12.83)(2) = 151 SF
25.0' x 12.83' = 320 SF
471 SF x 0.74 = 348 GPD
1000 GAL. (EXISTING)
1
<2 MIN./INCH(ASSUMED)
0.74 GAL./DAY/FP
USE (2) H-20 500 GALLON CHAMBERS WITH 4' STONE
INA 12.83'X25.0'CONFIGURATIONASDIAGRAMMED
RESERVE LEACHING CAPACITY N/A
TEST HOLE #1
Evaluator: David D. Flaherty Jr., RS
SE# 2755
BOHWitness: BartyLeWs, BOH
Date: October31, 2024
TH-1 ELEV. 75.0'
0"- 11"
11-- 120-
G.W. ELEV. N/A
SOIL EVALUATION
Flaherty Environmental Services
P. 0. Box 331
SYSTEM DETAIL Harwich, MA 02645
774.994.1166
(NTS)
25'
0 0 12,83'
�.
�F24
7 certify that on November 12, 2002, I have passed
the examination approved by the Department of
Environmental Protection and that the above analysis
s
has been performed by me consistant with the
required training, expertise, and experience described
R'l
')
in 310 CMR 15.018(2)."
2.1 l.1
T J
r.�A4',��t/(/
SITE AND SEWAGE PLAN FOR
B & B CONSTRUCTION, INC./
1EANINE JANVIER
4 OLD COLONY WAY
SOUTH YARMOUTH, MA
BOTTOM TH-1 ELEV. 65.0'
PAGE 2 OF2 DATE: 111212024