HomeMy WebLinkAboutSD-455-D4TRENCH WIDTH Ws OR Wu LOCUS:
Ws/ OR Wu/ WU/ C.I. MANHOLE FRAME AND COVER
2 2 2 NO LEDGE OR MARKED SEWER, SET IN FULL BED FF�
UNEXCAVATED ( OF MORTAR- ADJUST TO GRADE AS REQ'D
MATERIAL SHALL SHEETING SHALL BE WITH FULLY MORTARRED BRICK OR BLOCK J�� F
SHEETING IF USED PROJECT BEYOND USED, AND SHALL BE SEWER 12 MIN FRAME AND COVER MARKED SEWER boo �� 9n
SHALL BE LEFT IN PIPE ! FINISH P y
PLACE BELOW TOP THIS LINE LEFT IN PLACE BELOW
GRADE SET FRAME IN FULL MORTAR BED
TOP OF PIPE ZONE ti v F
OF PIPE ZONE, / r > - '^ c - = ADJUST TO GRADE WITH COURSES
EXCEPT WHERE OTHERWISE OF BRICK AND MORTAR(2 COURSES P�
INDICATED OR DIRECTED PAVEMENT & GRAVEL BASE PIPE ZONE MIN.)(4 COURSES MAX.)
° ° °° ° °oo° SEE ROADWAY SECTION ECCENTRIC CONE SECTION �¢\ BLU
2' DIA. GF fefRRy Lq f
PAINT OR SPRAY EXTERIOR WITH ti N
oi o � AC -5 ASPHALT CEMENT
REINFORCEMENT TO BE SAME
o° o
101 AS FOR MANHOLE RISERS AT tO N REINFORCING SUFFICIENT TO PEARTREE YLER ROA
° o ° WITHSTAND H -20 LOADING.
o°
LIMIT OF PIPE OPENINGS. WELD DRIVE
NORMAL DEPTH REINFORCEMENT (EXCEPT D a RISER ^
6" PRECAST AS PER MANUF.
TYPE 2E CONTROLLED °° o° FOR CORED HOLE) SECTION STANDARDS. SUBMIT SHOP a
o°
yj� DENSITY FILL ° a DRAWINGS.
4, ° ° ° BACKFILL WITH ° z a WINCHESTER DRIVE
o as °t° BANK —RUN GRAVEL, PER SPECSS
FINE AGGREGATE EXCAVATE UNSUITABLE o 0
PAYMENT OMITS •1 i 5" MW.
OR SCREENED MATERIAL BELOW
FOR NORMAL PAYMENT LIMITS FOR GRAVEL, AS °o ° ° °o° NORMAL DEPTH `� 1" WASH COMMONWEALTH
EXCAVATION ROCK EXCAVATION DIRECTED ° ° o ° °° AS DIRECTED 4' DIA.
BASE SECTION
-- ----
COMPACTED SCREENED GRAVEL I UNDISTURBED NGINEERING
X WATERTIGHT RESILIENT ;
AGAINST UNDISTURBED MATERIAL MATERIAL ? a t' -0" MIN.
OR SHEETING s s CONNECTOR (TYP.) I
° o \ TO A.S.T.M. C- 443(TYP) ' NC.
HALF SECTION HALF SECTION N I I t (SANITARY MH ONLY)
IN EARTH IN ROCK DETAILS NOT SHOWN ARE ' CIVIL ENGINEERS & LAND SURVEYORS
SAME AS TRENCH SECTIONS
SHOWN ELSEWHERE 27 CAMBRIDGE STREET
SUITE 106
NOT TO SCALE \r\ ; 1• " ; ;,
2- 1.1.21 REV. 03 -15 -95 , > • �— BURLINGTON, MA 01803
( ) COMPACTED ! / %1 UNDISTURBED MATERIAL
SCREENED � TEL (781) 229 -0411
TRENCH SECTION FOR DI OR PVC PIPE GRAVEL =r FAX (781) 229 -0520
TRENCH SECTION IN UNSUITABLE MATERIAL D.6 DIA. NOTE: www.couMOrvE>UC.coM
NOTE: ALL CONCRETE STRUCTURES TO BE PRECAST REINFORCED
SUFFICIENT TO WITHSTAND AASHTO H -20 5" MIN. CONCRETE MANHOLE BASE,
LOADING. CONE AND RISER SECTIONS
6" MIN. PER A.S.T,M. C -473
6" MIN.
NO LEDGE OR TYPICAL SEWER MANH _0 of nr4ps9
UNEXCAVATED 1. PIPE TRENCHES MAY BE EXCAVATED WIDER THAN TRENCH WIDTH NOT TO SCALE @ DAVID N. rya
TRENCH WIDTH Ws OR Wu MATERIAL SHALL Ws (SHEETED) OR Wu (UNSHEETED) ABOVE THE TOP OF PIPE ZONE. g° ROMERO
SHEETING IF USED PROJECT BEYOND CIVIL y
SHALL BE LEFT IN I. THIS LINE 2. TRENCHES SHALL NOT BE EXCAVATED BEYOND THE TRENCH WIDTH 8696
PLACE BELOW TOP Ws /20R Wu� Wu /2 Wu BELOW THE TOP OF PIPE ZONE.
OF PIPE ZONE, S N L
EXCEPT WHERE OTHERWISE 3. SHEETING MUST BE USED IF EXCAVATION AND BACKFILL,
INDICATED OR DIRECTED BELOW NORMAL DEPTH, IS REQUIRED. SHEETING SHALL BE
LEFT IN PLACE BELOW A LINE 1' -0" ABOVE THE TOP OF PIPE. /
CNI x Il
4. ALL ROCK WITHIN S -0" HORIZONTALLY OF THE ENDS
% W OF BUILDING CONNECTIONS, BRANCHES OR STUBS AND DOWN TO A
zo HORIZONTAL PLANE 6 BELOW THE BOTTOMS OF SUCH CONNECTIONS,
N BRANCHES OR STUBS, SHALL BE EXCAVATED.
4" CONCRETE MURRAY HILLS SELECTED EXCAVATED MATERIAL, COMPACTED 3 CLASS 3 ¢ RESIDENTIAL
io AS SPECIFIED
PAYMENT LIMITS \ ° °
FOR NORMAL PAYMENT LIMITS FOR
EXCAVATION ROCK EXCAVATION
COMPACTED SCREENED GRAVEL UNDISTURBED
AGAINST UNDISTURBED MATERIAL MATERIAL
OR SHEETING
HALF SECTION HALF SECTION
TRENCH WIDTH Ws OR Wu
NOMINAL PIPE
DIAMETER
D
DEPTH OF PIPE INVERT
BELOW GROUND SURFACE
0 TO 12'
12' TO 20'
24" AND SMALLER
V -0"
7' -0"
OVER 24"
D + S -0"
D + 5-0"
1 LAYER #15 4
ROOFING DEVELOPMENT
FELT BETWEEN P
CONCRETE c
a AND GRAVEL
6„ 6„
4" LEXINGTON
4" SCREENED GRAVEL MASSACHUSETTS
MIDDLESEX, COUNTY.
IN EARTH IN ROCK
NOT TO SCALE DETAIL CONCRETE DETAIL CONCRETE AUGUST 17, 2009
2 -1.1.1 (REV. 03- 15 -95)
NOT TO SCALE 2- 1.1.11 (REV. 10- 23 -95) RADLE ENCASEMENT
TRENCH SECTION FOR DI OR PVC PIPE GENERAL NOTES FOR PIPE TRENCHES DETAILS
18 INCH DIAMETER AND SMALLER
APPLICANT /OWNER:
PROPERTY LINE WINNING ESTATES LLC
27 CAMBRIDGE STREET
FINISHED GRADE BUFFALO STYLE, SLIDE TYPE MAIN ( NOTE: BURLINGTON, MASSACHUSETTS, 01803
SERVICE BOX ALL CONSTRUCTION SHALL CONFORM TO
AMERICAN DARLING B -84 —B APPLICABLE TOWN OF LEXINGTON DPW DETAILS
5 -1/4" OPEN RIGHT HYDRANT AND STANDARDS UNLESS OTHERWISE NOTED.
ric.., / , WITH 6" MECHANICAL JOINT
cr BASE CONNECTION, TWO HOSE
TYPE K COPPER TUBING co O 4 NOZZLES AND ONE STEAMER
I v ADJUSTABLE NOZZLE
MIN. DIA. = 1" d - VALVE BOX REVISIONS:
BALL VALVE TYPE AND COVER 1
CORPORATION _ NO. DATE DESCRIPTION
300 PSI WORKING PRESSURE o TO HOUSE OR BUILDING // `l /// % APPROVED BY THE —
SADDLE REQUIRE > 1 45 1500 PSI CONCRETE LEXINGTON PLANNING BOARD —
OPEN RIGHT BALL VALVE CURB STOP BACKING AGAINST —
300 PSI WORKING PRESSURE UNDISTURBED c o HYDRANT WITH 6 —
MATERIAL. SEE 6" MJ SQ. FT. 1500 PSI —
TABLE ON THRUST / GATEI CONCRETE _
BLOCK BEARING VALVE 7 1 1 PLACED AGAINST
AREA FOR THE AREA UNDISTURBED —
WATER MAIN OF CONCRETE REQUIRED MATERIAL —
i
1. A 10' HORIZONTAL SEPARATION MUST BE MAINTAINED FROM THE
SEWER SERVICE UNLESS OTHERWISE AUTHORIZED BY THE ENGINEERING —
DIVISION. ti
2. FOR SERVICE RENEWALS, TUBING SHALL BE REPLACED TO THE z
PROPERTY LINE UNLESS OTHERWISE AUTHORIZED BY THE ENGINEERING FLAT STONE
DIVISION. PROVIDE THRUST OR CONCRETE z
3. WHERE AN EXISTING SERVICE IS BEING REPLACED TO THE MAIN, THE RESTRAINT WITH BLOCK Of
TIE RODS OR M.J. DATE: I� -��' ®� w
OLD SERVICE SHALL BE CAPPED AT THE MAIN. D X 6" HYDRANT TEE z
WITH RESTRAINED PROVIDE 7 CU. FT. 1/2°
4. THE WATER AND SEWER DIVISION MUST BE NOTIFIED IF LEAD SERVICES OUTLET WITH VALVE " z
ARE, ENCOUNTERED. RESTRAINING JOINT GLANDS TO 1 CRUSHED STONE DESIGN /DRAWN: uj
OR SCREENED GRAVEL ERN
5. SERVICE TAPS SHALL BE PERFORMED BY THE WATER AND SEWER " I HEREBY CERTIFY THAT NO NOTICE OF APPEAL WAS _
DIVISION. GRAVEL BEDDING NTS TO AT LEAST 6 ABOVE
6. SERVICE TAPS GREATER THAN 1" WILL REQUIRE A SADDLE AND ARE DRIP DRAIN HOLES RECEIVED DURING THE TWENTY DAYS AFTER CHECKED:
SUBJECT To THE APPROVAL of THE ENGINEERING DfvlsloN. RECEIPT AND RECORDING OF NOTICE FROM THE PLANNING DNR z
TYPICAL HYDRANT ASSEMBLY WITH DRAIN BOARD F THE APPR AL FOR THE WITHIN PLAN. DRAWINGS \PB -DETAILS- SPECIALWPERMIITDWG 2
WATER SERVICE CONNEQTION 2" AND SMALLER TAB: SHEET:
TOWN CLERK DA E SHEET4 D o
JOB NO.: °
96002.01
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