West Virginia Code of State Rules › Agency 64 - Health › Title 64 - LEGISLATIVE RULE WEST VIRGINIA DEPARTMENT OF HEALTH AND HUMAN RESOURCES › Series 64-77 - Public Water Systems Design Standards › Section 64-77-12 - Administrative Due Process

Current through Register Vol. XLI, No. 28, July 12, 2024
Those persons aggrieved by the administrative enforcement of
				  this rule may request a contested case hearing in accordance with the Bureau
				  for Public Health procedural rule, "Rules and Procedures for Contested Case
				  Hearings and Declaratory Rulings," 64CSR1.
TABLE 64-77A
Water Treatment Plant Pipe Color Code
				  Requirements
Water Lines
Raw
Olive Green
Settled or Clarified
Aqua
Finished or Potable
Dark Blue
Chemical Lines
Alum or Primary Coagulant
Orange
Ammonia
White
Carbon Slurry
Black
Caustic
Yellow with Green Band
Chlorine (Gas or Solution)
Yellow
Fluoride
Light Blue with Red Band
Lime Slurry
Light Green
Ozone
Yellow with Orange Band
Phosphate Compounds
Light Green with Red
						  Band
Polymers or Coagulant Aids
Orange with Green
						  Band
Potassium Permanganate
Violet
Soda Ash
Light Green with Orange Band
Sulfuric Acid
Yellow with Red Band
Sulfur Dioxide
Light Green with Yellow
						  Band
Waste Lines
Backwash Waste
Light Brown
Sludge
Dark Brown
Sewer (Sanitary or Other)
Dark Gray
Other
Compressed Air
Dark Green
Gas
Red
Other Lines
Light Gray
TABLE 64-77B
Minimum Horizontal Distance Between a New Public Water
				  System Groundwater Well and a Potential Contamination Source
Source
Minimum
						  Distance
Septic Tanks
50 feet (100 feet)
Sewage Treatment Facilities
200 feet
Sewers and Drains (Watertight)
10 feet
Sewers and Drains (Non watertight)
50 feet
						  (100 feet)
Sewage Holding Tanks and Privies (Vault)
50
						  feet (100 feet)
Barnyard/Feeding and Watering Areas
100
						  feet
Streams, Rivers and Impoundments
25 feet
Sewage Absorption Fields
100 feet
Note that the distance noted in parenthesis shall be required
				  when a water well is lower in elevation than the source of pollution or
				  contamination referenced.
Note that the sewer and drain materials shall be of potable
				  water main standards and installed and hydrostatically tested as approved by
				  the commissioner.
TABLE 64-77 C
Rapid Rate Gravity Filters Size and Depth of Gravel
				  Supporting Media
Size Depth
2 1/2 to 1/2 inches
5 to 8 inches
1 1/2 to 3/4 inches
3 to 5 inches
3/4 to 1/2 inches
3 to 5 inches
1/2 to 3/16 inches
2 to 3 inches
3/16 to 3/32 inches
2 to 3 inches
TABLE 64-77D
Groundwater Well Steel Pipe Casing
						  Requirements *
SIZE
DIAMETER (inches)
THICKNESS (inches)
WEIGHT PER FOOT (pounds)
EXTERNAL
INTERNAL
PLAIN ENDS (calculated)
WITH THREADS AND COUPLINGS (nominal)
6 ID.
6.625
6.065
0.280
18.97
19.18
8
8.625
7.981
0.322
28.55
29.35
10
10.750
10.020
0.365
40.48
41.85
12
12.750
12.000
0.375
49.56
51.15
14 OD.
14.000
13.250
0.375
54.57
57.00
16
16.000
15.250
0.375
62.58
18
18.000
17.250
0.375
70.59
20
20.000
19.250
0.375
78.60
22
22.000
21.000
0.500
114.81
24
24.000
23.000
0.500
125.49
26
26.000
25.000
0.500
136.17
28
28.000
27.000
0.500
146.85
30
30.000
29.000
0.500
157.53
32
32.000
31.000
0.500
168.21
34
34.000
33.000
0.500
178.89
36
36.000
35.000
0.500
189.57
*
Abstracted from AWWA Standard for Deep Wells,
				  AWWA A100.
TABLE 64-77E
Estimated Peak Design Flows Per Home For Water
				  Distribution Systems
No. of
Homes
Peak Design
Flow gpm
No. of
Homes
Peak Design
Flow gpm
1
14
50
70
2
18
60
76
3
20
70
82
4
22
80
88
6
25
90
94
8
28
100
100
10
30
125
110
15
37
150
120
20
43
175
132
25
48
200
140
30
53
300
175
40
62
400
200
More than 400 homes, use 0.5 gallons per minute per
				  home.
Note: Commercial, industrial, or other high-user customers
				  are not covered in this table and shall be included in the design of the
				  distribution system.
TABLE 64-77F
DESIGN TABLE FOR PVC PIPE
PRESSURE SURGE vs. DIMENSION RATIO
[In response to 1 foot per second instantaneous flow velocity
				  change]
Dimension Ratio
Pressure Surge, psi (kPa)
13.5
20.2 (139)
14
19.8 (139)
17
17.9 (123)
18
17.4 (120)
21
16.0 (110)
25
14.7 (101)
26
14.4 (99)
32.5
12.8 (88)
41
11.4 (79)