[Amended 113-1984 by Bill No. 1984-9; 2-13-1990 by Bill No. 1990-4]
The Maryland Plumbing Code definition of administrative authority is deleted in its entirety and is redefined as follows:
ADMINISTRATIVE AUTHORITY
The Plumbing Official is the Wicomico County Health Department, authorized by the county to administer and enforce the provisions of the Plumbing Code as adopted or amended.
The following sections of the Maryland Plumbing Code, 1990 Edition, as hereinbefore referred to, are hereby amended, revised and/or added to as indicated.
A. 
Section 09.20.03.16 shall be amended to read as follows:
09.20.03.16. Freezing or overheating. Water service piping shall be installed below frost penetration but not less than two feet six inches below grade for water piping and one foot six inches below grade for sewers connected to public sewers. Water, soil or waste piping may not be installed outside a building or in an exterior wall unless complete and proper provisions are made to protect the pipe from freezing or overheating.
B. 
A new Section 09.20.03.19 C shall be added as follows:
09.20.03.19 C. Separate services for each building.
1.
All buildings, lots, premises or establishments shall have separate water and sanitary sewer connections, except as provided for herein. This does not prevent a dwelling and a garage or other building on the same lot from being supplied from a single water and/or sanitary sewer connection, provided that they are not used wholly or partially as a separate residence or place of business.
2.
Condominiums, malls and plazas shall have separate water and/or sanitary sewer connections for each unit of occupancy, unless written approval has been given by the Plumbing Official for separate water and/or sanitary sewer connections for each building and/or structure or for a cluster of buildings and/or structures. Approval may be granted, provided that the lines are defined in and listed under the common areas and facilities in the master deed, management agreements and/or covenant, which shall be reviewed and approved by the County Attorney and recorded among the land records of Wicomico County for condominiums, mall or plaza projects. The Association Board of Directors, as established by the declaration or bylaws, shall be responsible for the payment of water and sewer charges.
3.
Apartments, industrial and/or commercial complexes, motels, hotels, motor lodges and trailer parks shall have separate water and/or sanitary sewer connections for each building and/or structure owned by a single owner, firm and/or corporation used for the same type of occupancy and may be served by a separate connection upon written approval by the administrative authority and upon signing of a special covenant which would require additional service to each building in the event that there is a change of use and/or ownership of one or more building(s) and/ or structure(s) of the cluster. Each building and/or structure changing use and/or ownership will be required to have a separate water and/or sanitary sewer connection at the entire expense of the owner prior to change of use and/or ownership. Such covenant shall be filed among the land records of Wicomico County and with the Plumbing Official.
4.
Each townhouse unit shall have a separate water and/or sewer connection.
C. 
New Sections 09.20.03.20 B, C and D shall be added as follows:
09.20.03.20 B. Location: Bath, toilet or rest rooms shall not open directly into a kitchen or room used for the preparation of food.
09.20.03.20 C. Ventilation systems required: Ventilation from toilet rooms, washrooms, shower rooms and locker rooms shall be separate and distinct, and their ventilating systems shall have no connection whatever with the other ventilating ducts in the structure. The exhaust duct shall discharge into the outside air above the room and in such a manner as not to create objectionable odors or a nuisance on the premises or adjacent premises. Adequate provisions for the admittance of tempered makeup air shall be made in accordance with accepted engineering practice and acceptable to the administrative authority.
09.20.03.20 D. Toilet rooms and bathroom doors: All toilet rooms and bathrooms must have doors installed to afford privacy to users unless otherwise approved by the Plumbing Official.
D. 
Section 09.20.08.16 B shall be amended as follows:
09.20.08.16 B. Size of floor drains. Floor drains shall be of a size to serve efficiently the purpose for which it is intended, but the minimum size of the trap and outlet pipe shall be three inches.
E. 
A new Section 0920.08.16. D shall be added as follows:
09.20.08.16 D. Public toilet rooms: Floor drains shall be installed in all public toilet rooms. [See definition of "Public or public use," in Section 09.20.02.01(135).]
F. 
A new Section 09.20.08.24 D shall be added as follows:
09.20.08.24 D. Shopping centers and shopping malls: In addition to providing the minimum number of plumbing fixtures for employees in each respective store within shopping centers and shopping malls, plumbing facilities for customers within such occupancies shall also be provided, exclusive of restaurants and assemblies (theaters) that are within the shopping centers and/or malls, which shall provide the required facilities shown in Table 09.20.08.24 A. The required facilities for customers shall be based on total square footage, and facilities may be installed in individual stores or in central toilet areas if the distance of travel from the main entrance of any store does not exceed 300 linear feet or more than one flight of stairs. The number of fixtures required will be the same as shown on Table 09.20.08.24 A for assembly places of worship, and the basis for determination will be one person per 100 square feet of floor area.
G. 
Table 09.20.08.24 A, Minimum Number of Plumbing Fixtures, shall be added as follows:
Table 09.20.08.24
A Minimum Number of Plumbing Fixtures (Continued)
Type of Building Occupancy
Number of Each Sex*
Water Closets
Urinals
(Men Only)
Lava- tories
Drinking Fountains
Women
Men
Restaur- ants***
1 to 15
1
1
1
1**
by sex*
16 to 50
2
1
1
1
1**
51 to 100
3
2
1
2
1**
101 to 200
4
3
1
3
2**
201 to 500
5
3
2
4
2**
NOTES:
* This figure shall be based on the permissible seating capacity or equivalent area for on-premises food consumption, plus employees where no other employee facilities are available.
** Where food is consumed indoors, water stations may be substituted for drinking fountains. These provisions shall apply for new construction only. Employee toilet facilities are not included in the above table. Urinals may he provided in the men's toilet room in lieu of water closets, but not for more than 1/3 of the required amount of water closets.
*** When a facility is designed for a total seating capacity of not more than 15 persons of either or both sexes at a time, where separate employee facilities do not exist, a single rest room facility designed for use by one person at a time, containing a single water closet and a single lavatory with hot and cold water, having proper ventilation, may be provided. The total combination of seats and employees may not exceed 15. The rest room, in this case, must have provisions to lock from the interior.
H. 
New Sections 09.20.11.04 M and N shall be added as follows:
09.20.11.04 M. Connections to groundwater heat pumps: Where the water supply branches to supply a groundwater heat pump, a suitable backflow prevention device, as approved by the administrative authority, shall be installed.
09.20.11.04 N. Groundwater heat pump discharge: Where water from a groundwater heat pump is discharged other than to a recharge well, the discharge line shall be screened at the outfall with a one-fourth-inch screen.
I. 
Amend Section 09.20.11.12 D 1 and 2 to read as follows:
09.20.11.12.D. Valves in dwelling units.
1.
All plumbing fixtures shall have individual fixture valves installed. All sill cocks and wall hydrants shall be separately controlled by a valve inside the building and shall be accessibly located. This shall include all frostproof sill cocks.
2.
In all dwelling units, one or more control valves shall be provided so that the water to any plumbing fixture or group of fixtures in any one dwelling unit may be shut off without stopping the flow of water to fixtures in other dwelling units. These valves shall be accessible inside the building unit controlled.