HomeMy WebLinkAboutSDP202000017 Correspondence 2020-07-01 (2)SHIMP ENGINEERING, P.C.
Design FOCUsed Engineering
February 18", 2020
2511 Avinity Drive Fixture Counts
Apartment 101:
24 bathroom units > each w/ 3 fixtures (we, lav, shower/tub) = 72
12 kitchen units > each w/ 2 fixtures (sink, dishwasher) = 24
12 laundry units > each w/ 1 fixture (washer) = 12
Total Count: 108
Apartment 201:
18 bathroom units > each w/ 3 fixtures (we, lav, shower/tub) = 54
12 kitchen units > each w/ 2 fixtures (sink, dishwasher) = 24
12 laundry units > each w/ 1 fixture (washer) = 12
Total Count: 90
If you have any questions or concerns, please feel free to contact me at stephanic(a)shimp
enmg eering corn or by phone at 434-227-5140.
Regards,
Stephanie Paul
Site Designer.
Shimp Engineering, P.C.
912 E. High St. Charlottesville, VA 22902 1434.227.51401 shimp-engmeering com
2511 Avinity Drive
Water Pressure Calculation to Highest Apartment Fixture
Pressure at Existing Fire Hydrant psi
Pressure at Highest Fixture 1:1215psi(min. 20 req.)
Head Loss due to Friction
Hazen -Williams Equation
Pd = (4.52*L*Q"85)/(C1.es*d4.87)
C = 1140 (far Ductile Iron Pipe)
Waterline Reach (starting
from Ex. FHA)
d
(in)
L
(ft)
Q
(gpm)
Pd (psig)
To 12x8 TS&V
12
130
684
0.06
To New Onsite FHA
8
176
684
0.60
Totall
0.66
Head Loss due to Elevation Change
Highest plumbing fixture elevation
Fire hydrant elevation
Head loss per foot
Total head loss
psi
psi
psi
[Apsi
ft
ft
psi
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
WATER DATA SHEET
Date 06/2912020
Project Name 2511 Avinity drive
Project Location Albemarle County, VA
Consultants Shimp Engineering, P.C.
Sources
Design Population 24 multi -family units
Hydraulic Capacity approx. 4800 gal/day
Pipe Material Dz.P
Pipe Diameter (Inches) Length (Feet)
4" 8
6"
81, 78.3
10"
12"
Fire Hydrant Assemblies
Valves:
(11) Fittings
(A) Gate 3
(B) Air Relief a
(A)Cross 0
(B) Tee 3
(C) 900 Ell 0
(D) 45' Bend o
(E) 22% Bend o
(F) Reducer 1
(G) Blow -off
Assemblies
(Number)
(Number)
(Number)
(Number)
(Number)
(Number)
(Number)
(Number)
(Number)
1 (Number)
(12) Minimum pressure at critical water meter 29.4
Authority Provide:
Booster Station
Storage Reservoir
(20 psi required)
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
SEWER DATA SHEET
Project Name 2511 Avinity drive
Project Location Albemarle County, VA
Consultants Shimp Engineering, P.C.
Waste Treatment Facility Moores Creek
Design Population 24 multi -family units
Connections 2 buildings via 1 connection
Industrial Waste no
Pipe Material NfA
Date 06/29/2020
(Number)
(Number)
Pipe Diameter (Inches)
Length (Feet)
6"
0
8»
0
10"
0
12"
0
15"
0
18" 0
21" 0
24" 0
TOTAL FEET 0
Manholes: (A) Standard 0
(B) Drop 0
(A) Siphons & Pump Stations 0
(B) Force Main (Size -Length) 0
Authority Provide:
Drainage Basin _
Sub Drainage Basin
A-2
(Number)
(Number)
(Number)
(Feet)