HomeMy WebLinkAboutSDP202000017 Correspondence 2020-02-25 (2)SHIMP ENGINEERING, P.C.
Design Focused Engineering
February 18", 2020
2511 Avinity Drive Fixture Counts
Apartment 101:
24 bathroom units > each w13 fixtures (wc, lay, shower/tub) = 72
12 kitchen units > each wl 2 fixtures (sink, dishwasher) = 24
12 laundry units > each wl 1 fixture (washer) = 12
Total Count: 108
Apartment 201:
18 bathroom units > each w13 fixtures (wc, lay, shower/tub) = 54
12 kitchen units > each w12 fixtures (sink, dishwasher) = 24
12 laundry units > each wl 1 fixture (washer) = 12
Total Count: 90
If you have any questions or concerns, please feel free to contact me at steghanie@shiM�
engineering com 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 5140 1 shimp engineering corn
2511 Avinity Drive
Water Pressure Calculation to Highest Apartment Fixture
Pressure at Existing Fire Hydrant
Pressure at Highest Fixture
Head Loss due to Friction
30 psi
12.5 psi (min. 20 req.)
Hazen -Williams Equation
Pd = (4.52*L*Q1.ss)/(Cl.85*d4.87)
C = 140 (for Ductile Iron Pipe)
Waterline Reach (starting
from Ex. FHA)
d
(in)
L
(ft)
Q
(gpm)
Pd (psig)
To 12x8 TS&V
12
1301
684
0.06
To New Onsite FHA
8
176
1 684
0.60
Total
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
571 ft
532 ft
0.433 psi
. psi
WATER DATA SHEET
Date 02/19/2020
(1) Project Name 2511 Avinity Dr
(2) Project Location Albemarle County, VA
(3) Consultants Shimp Engineering, P.C.
(4) Sources
(5) Design Population 24 multi -family units
(6) Hydraulic Capacity approx. 4800 gal/day
(7) Pipe Material 0 1 P
(8) Pipe Diameter (Inches) Length (Feet)
4"
6" 11
801 165
10"
12"
(9) Fire Hydrant Assemblies 1
(10) Valves: (A) Gate 5
(B) Air Relief 0
(11) Fittings: (A) Cross 0
(B) Tee 5
(C) 900 Ell 1
(D) 45° Bend 2
(E) 22%* Bend 0
(F) Reducer 0
(G) Blow -off
Assemblies 0
(Number)
(Number)
(Number)
(Number)
(Number)
(Number)
(Number)
(Number)
(Number)
(Number)
(12) Minimum pressure at critical water meter 26.6 psi (20 psi required)
Authority Provide:
Booster Station
Storage Reservoir
A-1
SEWER DATA SHEET
Date 02/19/2020
(1) Project Name 2511 Avinity Dr
(2) Project Location Albemarle County, VA
(3) Consultants Shimp Engineering, P.C.
(4) Waste Treatment Facility Moores Creek
(5) Design Population 24 multi -family units (Number)
(6) Connections 2 buildings via 1 connection (Number)
(7) Industrial Waste no
(8) Pipe Material YV'14
(9) Pipe Diameter (Inches) Length (Feet)
6"
899 0
10"
12"
15"
18"
21"
2V
TOTAL FEET 0
(10)
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
OF
(Number)
(Number)
(Number)
(Feet)