HomeMy WebLinkAboutS-016104MANHOLE SLAB PER
STANDARD PLAN NO. 41
NOTE: ALL C.I. FITTINGS SHALL
BE TYPE M. J.
8 "CONC. INFLUENT LINE
General Notes: The Contractor shall supply and install
1 Complete pump station with pumps,
motors, electrical control panel
with PACO bulb type level controllers,
all required valves and fittings in a
72" I.D. standard manhole as shown on
these plans. All piping to be done
in accordance with APWA Specifications,
Class 125 Cast Iron.
Pumps: 2 each PACO 470 -15 Type NCD, Duplex, Vertical,
Capacity 200 GPM @ 40 feet TDH. Minimum solid
size shall be 3 ", discharge line shall be 4 ".
Motors: 5 H.P., Three phase, 208 volt or 230/460 volt,
1750 RPM, drip - proof, having the windings
epoxy treated for protection against moisture.
Unit to be furnished with a 72" diameter
coverplate having gastight features and
complete with subplate for each pump and
manhole opening.
Level Control: PACO bulb type with 4 controllers
furnished for pump on -off, plus high
level alarm.
Control Panel: PACO duplex control panel having NEMA III
`I--- NO. 5 BARS I
weather -proof enclosure and tamper -proof
45° ELBOW front, disconnect switch for each pumping
unit, disconnect for control circuit, control
4" GATE VALVE ����� circuit transformer to provide 115 volt con-
11111�Y trol voltage for level control units, magnetic
4" CHECK VALVE starters having overload protection on all
PLANthree phases, automatic alternator, pump
,r running lights and high water alarm horn,
SCALE I` = 2' i / ' and running time meters for each motor.
PL Iii N —
SERVICE METER
SCALE 1 = 2
CONTROL
PANEL TREATED
POLE vY
CONTRACTOR
5' MIN..
7` MAX.
CL. 5(I -I/2) CONCRETE LOCKING TYPE MANHOLE FRAME a BENDING ` E C.C., T GALVANIZED AFTER
-
NO,7 ROUN DEFORMED BAR SAFETY
COVER' (OLYMPIC FOUNDRY OR APPROVED EQUAL)
VENT-
CAP VENT
EL. 421.8 ( Y ER
_ -_ _ k ; ; TOP SLAB i - ` T CONTRACTOR) 1 ER
--„-- "STEEL CONDUIT POLE B OTHERS)
- • e ., - TRENCH BY
'•• • • a- • r' ; �; l.CFF nFTd 11 I FFT1
4 °RISER PIPE' 1.112" RIGID °
CONDUIT
36 a N MIN. '
_ " O.D. OF STD. 72 DIA. M.H. SECTION
I_ a
POLE TO BE ENCASED IN
PROFILE 4 PLASTIC 45° ELBOW CL.'B' CONCRETE
SCALE 1 = 2 FORCE MAIN Z 450 ELBOW
_ COAT INSIDE M.H. WITH 112"
°� {� c /�
4" ADAPTER CEMENT
TOP SL H B_ D G TAIL 4 ADAPTER
4" WYE _:.
TO CONTROL PANED STD. 72 LD. !dANHOLE
EL. 415.57 ,
F -4 ALARM ON
;T 413.57
F•3 BOTH PUMPS ON INV. ;
In
F-2 ONE PUMP ON
SLOPE CHANNEL BOTTOM AS
SHOWN OR AS 'DIRECTED BY
— THE ENGINEER
F-1 PUMPS OFF
EL: 410.15 ' : iq GROUT
N
EL. 409.65
COMPACTED FILL ''"4 BARS 6 6" CAST IN PLACE CL. 5 (I-P /2)
m ti BOTH WAYS CONCRETE BASLE
1
W3 B, o„
— PEA GRAVEL BEDDING
e 18° 0 4" FORCE MAIN °R
1410,
PROFILE
SCALE 1" 2'
0.
TRENCH DETAIL��:
FORCE MAIN
, r�J
REVISION
DATE
S-161
CITY OF RENTON
DEPARTMENT OF ENGINEERING
L.I.D. ,92
EASTWOOD PARK- LIFT STATION
MIGNED RLB DATE —1 / 75 F_LE NO._._
tAWN RLB
1ECKED
SCALE AS SHOWN FIELD HDnN P'AGe _
'PROVED ✓ �C '°^'�� '"x^� "'y'="'— SHEET 2 _.OF 3