Water Wastewater Calcs

8/20/2019 Water Wastewater Calcs

1/12


2/12

Water and Wastewater Calculation Spreadsheet Instructions

Spreadsheet Version: 2013.08

2. Rename and save this fle in your project older. It is read-only.

3. Light blue cells indicate user input.

4. ouse over cells !ith red triangles in the corners or tips and inormation.

". #dd columns and modiy this spreadsheet as necessary. It !as created to be customi$e

%. &or use !ith 'I(s Civil & Environmental Preliminary Design Guide for Undeveloped Sit


3/12

Building User TypeDomestic

Drinking Cooking Bathing Toilets

BuildingCode

Users+Capita, per

Building

o o.Buildings

/ater Usage 0ates in !iters per Capita per Day +!pcd,

Utensil/ashing

4ouse/ashing

Clothes/ashing

otes1 Usage determined 6ased on local in.ormation or .rom the #7I Ci8il 3reliminary Design Guide2 The total usage rate is calculated 6y multiplying the per capita usage rate 6y the total num6er o. users% /atewater production is e9ual to total water usage: which assumes that in.low ; in.iltration replaces a


4/12

WATER STORAGE

"torage 0e9uired days < - !

Tank "hape

Tank Battery (Group of Tanks) Single Tank Size

Tank "ide m 'DI($)* m

Other Tank "ide m m

/ater 4eight m m

Tank 5ree6oard m m

Total Tank 4eight ))) m ))) m

Tank (olume ) ! 'DI($)* !

um6er o. Tanks 'DI($)*

Tank "pacing m

um6er o. Tank 0ows

um o. Tank Columns

0e9uired 5ootprint )))

APPROX. HEIGHT OF STORAGE

3ressure 0e9uired k3a < 0.00 m he!h"

m2


5/12

Date=

Time=

!ocation=

Tme #e$"h "% Wa"e& ' #e$"h Pe&( Ra"e

+min, +cm, +mm, +mm, +mm$min, +min$mm, +min$2> mm,

))) )) -- -- -- --

)) )) 'DI($)* 'DI($)* 'DI($)*)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

)) )) 'DI($)* 'DI($)* 'DI($)*

Re)*+",

'$A

S%+ Cha&a("e&a"%

Depth "oil Type otes

Application Rate +$d / m

1


6/12

Building Total Users

"eptic Tank Code Users per Tank

) ) - - --

-

) ) - - -

-

-

-

) ) - - - -

Design Constants

< ?ears 6etween Desludging=

5 < "ludge Digestion 0ate 5actor=

"eptic Tank 0ecei8es=

) !$person$yr

0e9uired 5ree6oard= meters

S+*d!e #!e)"% Ra"e Fa("%& F1

1 1%

2 1

% 1

1

> 1

or more 1

BuildingCode

Total Graywater+!pd,

Total Blackwater+!pd, !i9uid /astewater

per Tank +!pd, A, !i9uid 0etention

(olume +!,B, "cum ; "tora

Capacity +!,

0ate o. "ludge and "cum Accumulation=

um6er o. years6etween desludging

5 i. am6ient temp 2)degrees C throughout the

year

5 i. am6ient temp degrees C throughou

year

otes1 "eptic tank desi .or li9uid retentio

I. Q E :))) I. 1:))) !$dI. Q 1:))

where And the .ollowin where

P < um6erN < um6erF < "ludge dS < 0ate o.

2 7inimum width % Total length < 2 Depth o. water o

a6o8e water su


7/12


) ) - - -

) ) - - -

) ) - - -

BuildingCode


Total Blackwater+!pd,

"ystem Description

Re("a!*+a& P

Le!"h Wd"h #e$"h

4#I5/06

4#I5/06

4#I5/06

Design Constants

/astewater Application 0ate=

/astewater to !oad"ystem +!pd,

I7+"&a"8eA&ea m1

!pd$m2


8/12


) ) - - -

) ) - - -

) ) - - -

BuildingCode


Total Blackwater+!pd,

dary Treatment ; Disposal Options

S%a2 Bed #me)%) m1

In.iltrati8e Depth

4#I5/06 4#I5/06

4#I5/06 4#I5/06

4#I5/06 4#I5/06

9e(e))a&y Fe+dLe!"h

3ipe"pacing

"houlder/idth

9*m:e& %7 P$eLe!"h)

3roposed Trench/idth


9/12


10/12

5IP LATRI9E #ESIG9

Diameter o. the 6ottom o. the pit +m,

Sludge Depth ()

!nfiltration Depth ()"

Pit Depth (m) = Sludge Depth + Infiltration Depth + 0.5m

S+*d!e A((*m*+a"% Ra"e

/astes retained in water where degrada6le anal cleaning materials are used

/astes retained in water where non-degrada6le anal cleaning materials are used

/aste retained in dry conditions where degrada6le anal cleaning materials are used

/astes reatained in dry conditions where non-degrada6le anal cleaning materials are used

9 +e..ecti8e li.e o. the pit in years,

P +a8g num6er o. people using the pit daily,

R +estimated sludge accumulation rate .or a single person in m%

$year, (effe#ti$e $olue of the pit (% ) " N & P & '

; +water used .or .lushing in liters per day per person,

A +application rate in lpd$m2,


11/12

0

!DI"0#

!DI"0#

4#I5/06

R

0


12/12

User GroupDomestic

Drinking Cooking Bathing Toilets Other

(illageame

um6er o.Groups

Users perGroup

/ater Usage 0ates in !iters per Capita per Day +!pcd,1

Utensil/ashing

4ouse/ashing

Clothes/ashing

otes1 Usage determined 6ased on local in.ormation or .rom the #7I Ci8il 3reliminary Design Guide +Appendi A: Indian "Usage,2 The total usage rate is calculated 6y multiplying the per capita usage rate 6y the total num6er o. users +ie users

Documents

Water Wastewater Calcs