C04_Attachment 4 Westside Influent-Equalization.pdf

L E G E N D

8" 3vv ing Check Va lve

811 Res1 l ien+ 5eat Gate Va lve W/ Hand wheel

B"- 00 • Bend z =-===s

B '·' ;,,. 8"x 8 11 Tee Note 1. D i stance Between 4. Of Pump D i scha,9e

To Be Set By Pump Suppl i ed .

Contrac.far 5ha! I Verify Minir.um Pump ReCJiU ir·erncnt P,nd Adjust Accord in9(y If Layout Shown Cannot Be Mainiai ned. Con cr·e+e

Pad ---

Spoo l Fi ecd, - f\ " Pi pe

Wa stewakr S h redder

Me1hanol lnj ection Assem b l y

Tri sod ium Phosphafe J njedion Assem bly +-<t. WET WELL � -,t VA LVE

10 " 1nfluen+ 5e ,ver

Submersib le Wastewater Pumps �-------

10' Diamete r Precast . Conc re+e Manho le

4" Drn111 From Maintenance Bu i ld ing Jnv. 1 12J'i

NOTES :

(D Dunn9 Conshudion 8" Valve

Sha l l Be C losed . Con+r-oc+or 5ho{ I f'ro v i'de Ternpora,y Bn:,c 1 ng, 1 s ' - 0 ' I e ano . corn F i oo r Drain f lexib [nv . 1 1 1 . S7 Coup l 1'n9

PLAN

5cct ! e : 1/4"= I '- 0 ''

(Typi ca l )

® Dur in9 Cansfruchon 8 " Vo Ive IN F L U E N T P U M P I N G Sha r l B e Open . Upon (:ornp lehon

STAT I O N

O f Wor k Va lve Sha l l B e C losed ( Pro v icie C, " H i'.J h And 8 11 Va !ve In No te I Sha l l Be

Co11cre1e 5upporf

Opened . B�5e For Supp ly A r r- Pan .

. :-- lo ' Ve11t 7- 90' 0end D l. P. C!S3

' VAU LT

'-- 8" �o rcc M a i n TQ Gnt Faci i if1 e5 Far Cont inuation See Pwfi le. ()) Sheet c - 8 tv'l od u ! a r Rubber � lech a n ica l Sea l - Typ rca l for Wet We l l And Va lve Vau l t

B" Tempcrary Connec.t ion Ta Ex i 5 /i ng Wc. stewater Treatment Un i t s

G R I T FACI L I T I E S \

5" lnf l u ent P ip ing And

\ F: u 1 d 1 z ing VJate,· / ine Sha l l \ Be Heat Ti-a ced . Heat Tt-ac in g · .. " Wa. 5 fa ,;ed On '.Z W,1/ts Per "- Foot Of "ipe . Gr it fa c i l ity � � l<lan u ract u re, Sri a l l Advise. If �

B 11 '..'en� / 7- '.'ln' Be .1 d D L F . C l . 53 'Niih

Th 1 s 1 5 Not Adeciuaie , 1 lnsecf 5ueen Extend Pipe / To E l e,vat ion l i 5. 00

4" Check Va l ve , (Typica l A l i Pumps)

\ � 4" 50' Bend \ ( Typ ica l A l l Pumps)

4. E levation 1 35. ';)B e,-, <t. Elevatio11 1 32.4B

.Pumps Or1 E levation I Z l .':>i3 "-f•)rnps Off \ : i evafion 120 % �---

/ Tank F l oor , Elevation 1 1 7."lB

4" x 3 " D .L Reducer-

G u ide Ra i l

S" D.LF. Cl ass �3 re!: footi n9

NOTE : Sechon for Grit R.ernova I Fa c i l i ty No. I Sim i l arTo Section Shown .

S E C T I O N M-3

Sca l e : 1/4 '' = 1 '- 0 " M�lM� 5 E CT I O N M- 4

6" D.Lf'. C l a ss 52 ( Typ i ca l )

- Mod u l a r Ru bber Mech a n i ca l Sea ! · Typi ca l f l ow f.

ci ua l i za,.i on Tan k And

Waste water Tre <1! rner:i- Ur i � N o, l $- Nil , Z zo

� I S ·,, / l/

Sca l e : 1/4"= 1 '- 0" MH�· I

70 9pm @ 13 ' t:::'.

- --�L-------' i----- Stat ic !lead

� 1 0 L-- •-t- '�-�l--- +--- +- --+---1-+-/ Ci) See 5tructura l Deta i l s Sheets /

/,H I And M - 1 :z

\\'i t'1 In::;cct Scn·:en E;de11d Pipe To E l exat ion I IB .00 (1' _ FLOW EQ UAL I Z ATION TAN K � --+--+------·- -� ___

© 4" Drain From Maintenance Bu i lding Inv. I I Z . 17 ( Reflected)

@) B" PVC Methanol Room f l oor D rain Inv. l '. L 57 / Reflected)

@ Coord inate Location Point

- See S.1eet C - 2 .

Supply Air fan 1oZS cfm @, 3/4" 5. P.

Provide, Vi brntion Isol ator Between fan 4- Supp ly A ir P ipe . G " D. Lf' CL :;,?> Supply Ai, Pioe, To E:dend To El evation WHO

TOP SL A B P L A N

Sca !e. : 1/4" = 1 '- 0" Ci Va l ve Vau lt

3'- 0 " , 3,0" Access Ha'ch

NOTE : Too 5 1ab P l an Shown Far Infl uent Pump ing Stat' on - Eff luent Pump ing Station Is S im i l ar.

1 '/2 " Schedule 40 Ga l van·1 zed 5teel Pr'pe 5ump fum p D ischa rge 4: Elevation 1 18 . 00

5upply A i r fan Ter11 inate AT E I Ewat:'on I I Z . %

Preca0t Man ho le Top 51 a b e l e v 1 2 1 . 5

7lj/;;,'$ Pr- ecast Mahhole Secti ons

Low Water Pump Off Alarm = I O ZOG �

__ E_I e_v._l o_7_. S_Gl .. ::j�t=:.:;;:;:,:::

CThis D istance

Elev. ! 0 5.00 Sh a ! ! Be Mod ified ,-J---1---,,77'-ccf=.-

- <t. W ET WELL ,-Grab r

Bar 0

J- { VALV E

VAU LT

r- Wastewater Shredder * ___ Frecast Man ho le

·�-�-1'-H.-- --1-----,,--- ---- Top S l ab

Reducer- S i ze ;\s Re�u ired 10 �1atcn Pum ps Suppl ied

____ Preca sf Manro ie b,,- ,mo==�:;,; Se ct i o n s

U n i on 1 1/'2 " Gate Va l ve 1 1/2 " Check Valve Un ion

� B '' D. L P C ! . 53 t E l evat ion 1 \4.00

-- Pr::;cast Manhole Ba se

* Contractor Sha l l E ! evotion O f Fipir19

To Suit The Parricu lar Pump Manufocture.r Re1u i rement For Co m p l ete Submers ion Of Fump Suppl i e.d .

\__ 5ubmers i �• l e Was';ewafer P•Jmp

Va lve Vau l t To frcv ide A M i n imum Of l Z " Cea rance Between To p Of Wa stewater Shredd er And Bottom OfTop 5 '. a b.

4" M in imum / Com pa c .!::'.:__J Grnvel

Vapor Barrie., I � C l earance To Be Determined Dy Ind r v 1 d L:a : Pump Manufacturer Coo,·r:i irate With Ke'iu ired Pump Submerger:ce .

SECT I O N M- 1

M·I M l

IN FLU E: N T P U M P I N G STAT I O N

Sca re : �/4 11 = 1 1� 0 11

Tap Of G 0ak1g Ele vat ion 13}';)6

-t E l evation 1 32 . 48

S E C T I ON M-5

Sca '.e : 1/4 " • 1 '- 0 " M I M-1

- Max imum W. L .= 1 3 2 .45 t r 5ubrnersi ble

Aerator

M in irnum Water Surface E levation 1 2 0. ':lil l

�"G - W l 4• • W 1 4 / �/e lded Wire •

Fabr ic

\- Vapor Barrier- L e," Min irnum Compadec! Gravel ___ __, NOTE , FOR STRUCTURAL D ETA ILS

5EE SH EET M - Z , M - 3, And M 4

S E CTI O N M·Z

Sca l e : i/4" = 1 '- 0 " M l ,111 · 1

:r:

.-l 5 i --+- --1--····--- -----·1- - - -t- - -t- --+ -- +-- -f>c�-+- -+- -

0 20 110 00 BO 100 l 'Z C 1 4 0 ! GO 180

F LOW = G P M

SYST E M C U RVE - F LO W EQUA L ! Z AT I O N P U M P S

1 GRIT

/ R EMOVAL

/ FA C I L I TY

NO. I

B" D. L P. C l ass 53 G, it Fac i ! , t ie5 :nfJuent i,,- S" Res't l ienJ Sea� Gate Va l ve Sd 4=. Valve @ 1 2 3. 50

1 0 0 200 300 400 500 000 700 BOO

FLOW = G P M

SYST E M C U RV E - IN F L U E NT P U M P S

M - 1 G"Concrde Pcsd 9 5 % S U B M I T TA L r l: levdion 1 2 0. 0 0 ,-------------..----,----.-----.---------_j_ ___ ---1

JfCJ

Er.. 3 1 NEERS criri .::. i, IJN ERS l02C CR,JM J. ( L. L 5R IJGE n t: S(. H i P l : C, r sJ

H E V I S i O N S

U &Agricu l tu ra l f-------..----·--� Resea rch

S .... __________ s_e_rv_ic_e;._ ______ ....j A E F I R M USDA f--- ----+--------1 BA R C - WEST WA STEWAT E R TREATM ENT P'.. ANT f-'ROJH

. l f;1ANA<.Jf fi E"PM

D I NFLUE N T P U M PING STAT ION

,_w_._B_. _H_A_M_M_E_N--+-

P Pr v1

___ --1 G R I T F AC I L IT IE S

E

;:�:MEN A F LOW EQUAL I Z AT I O N TA N K

n,F r: Krn RV SA F E TY b H E AL TH PROJ ECT NO

9 0 - 1 1 3 1

REAL PROPE RTY DATE

5 - 28-93

FAC I L IT IES DIVISION

fAC I L I TIES E N G , N [ E R ING BRANCH

63U3 IVY LANE

GREENBELT, MARYcANO 2 0 7 7 :J- '433

S H E ET

OF

1 6

Abubaker.Ashiwaya Polygon