Sec. 7-198. - Deletions, modifications and amendments.
The International Plumbing Code, 2018 edition, Chapters 1—11; 15 and appendices "B", "C", "D", and "E" as adopted in this division, are deleted, modified and amended as follows:
(1) Amend subsection 101.2 "Scope" to read:
"The provisions of this code shall apply to the erection, installation, alterations, repair use or maintenance of plumbing systems within this jurisdiction. The installation of fuel gas distribution piping and equipment, fuel gas-fired water heaters and water heater venting systems shall be regulated by the International Fuel Gas Code. Provisions in the appendices shall not apply unless specifically adopted.
Exception: Plumbing systems in existing buildings undergoing repair, alteration, or additions, and change of occupancy shall be permitted to comply with the International Existing Building Code."
(2) Delete Section 106.1.1 "Annual permit" in its entirety.
(3) Delete Section 106.1.2 "Annual permit records" in its entirety.
(4) Delete subsection 106.2 "Work Exempt from Permit" in its entirety.
(5) Amend subsection 106.3.1 "Construction documents" to read:
Construction documents, engineering calculations, diagrams and other shall be submitted with each application for a permit. The code official shall require construction documents, computations and specifications to be prepared designed by a registered design professional required by state law. Construction documents shall be scale and shall be of sufficient clarity to indicate the nature and extent of the work proposed and show detail that the work conforms to the provisions of this code. Construction documents for buildings more than two stories in height shall indicate where penetrations will be made pipes, fittings and components and shall indicate the materials and methods for maintaining required structural safety, resistance rating and fireblocking.
Exception: The code official shall have the authority waive the submission of construction documents, calculations or other data if the nature of the work applied such that reviewing of construction documents is not necessary to determine compliance with this code.
(6) Delete Section 106.5.1 "Approved construction documents" in its entirety.
(7) Amend subsection 106.5.3 "Expiration" to read:
Every permit issued by the code official under the provisions of this code shall expire by limitation and become null and void if the work authorized by such permit is not commenced within 180 days from the date of such permit, or if the work authorized by such permit is suspended or abandoned at any time after the work is commenced for a period of 180 days. Before such work can be recommenced, a new permit shall be first obtained.
(8) Amend subsection 106.5.4 "Extensions" to read:
Any permittee holding an unexpired permit shall have the right to apply for an extension of the time within which the permittee will commence work under that permit when work is unable to be commenced within the time required by this section for good and satisfactory reasons. The code official shall extend the time for action by the permittee for a period not exceeding 180 days if there is reasonable cause.
(9) Delete subsection 106.5.6 "Retention of construction documents" in its entirety.
(10) Amend subsection 106.6.2 "Fee Schedule" to read:
The fees for all plumbing work shall be as indicated in the following schedule:
(a) For residential one- and two-family dwellings with plumbing work governed by this code, the permit shall be the amount assessed in the following manner:
An issuing fee of .....$ 25.00
In addition:
For each plumbing fixture or trap or set of fixture on one trap (including water and drainage piping) .....2.50
For each house sewer .....5.00
For each house sewer having to be replaced or repaired .....5.00
Hot water heater, electric-water piping only .....2.50
Dishwasher .....2.50
Garbage grinder .....2.50
For installation, alteration, or repair of water piping and/or treating equipment .....5.00
For repair or alteration of drainage or venting piping .....5.00
For vacuum breakers or backflow protective devices, installed subsequent to the installation of the piping or equipment served one (1) to five (5) .....2.50
Rain leader and roof drain piping (interior) .....2.50
If for any reason an installation does not pass inspection, an additional inspection shall be made after the installation has been changed so as to conform to the requirements set forth in the article. A re-inspection fee may be charged at the rate as follows: 1 st re-inspection $25.00, 2 nd re-inspection $50.00, 3 rd re-inspection $75.00, 4 or more re-inspections $100.00.
(b) For the plumbing work for a manufactured home/mobile home the permit fee shall be $15.00.
(c) For commercial buildings or commercial structures with plumbing work governed by this code, the permit shall be the amount assessed in the following manner:
An issuing fee of .....$ 50.00
In addition:
For each plumbing fixture or trap or set of fixture on one trap (including water and drainage piping) .....2.50
For each house sewer .....5.00
For each house sewer having to be replaced or repaired .....5.00
Hot water heater, electric-water piping only .....2.50
Dishwasher .....2.50
Garbage grinder .....2.50
For installation, alteration, or repair of water piping and/or treating equipment .....5.00
For repair or alteration of drainage or venting piping .....5.00
For vacuum breakers or backflow protective devices, installed subsequent to the installation of the piping or equipment served one (1) to five (5) .....2.50
Rain leader and roof drain piping (interior) .....2.50
For new commercial construction, renovations, alternations of a sewer lateral or a building sewer for commercial projects a minimum permit fee of $50.00 plus the cost of $5.00 per each sewer lateral or building sewer.
If for any reason an installation does not pass inspection, an additional inspection shall be made after the installation has been changed so as to conform to the requirements set forth in the article. A re-inspection fee may be charged at the rate as follows: 1 st re-inspection $25.00, 2 nd re-inspection $50.00, 3 rd re-inspection $75.00, 4 or more re-inspections $100.00.
(11) Delete subsection 106.6.3 "Fee Refund" in its entirety.
(12) Amend subsection 107.2 "Required inspections and testing" to read
PLUMBING
(1) Slab: To be made before gravel and poly are installed over pipes and water lines.
(2) Sewer/Water Lines: To be made before sewer lines and water lines are covered.
(3) Rough-in: To be made when all plumbing pipes are stubbed-out and pressure tested prior to sheetrock being hung. (No insulation is to be installed prior to this inspection.)
(4) 30 Day Temporary: To be made when the sewer and rough ins have been passed. (This inspection must be requested by the plumber.)
(5) Final: To be made when fixtures are set, and plumbing is completed and in working order.
(13) Delete Section 109 "Means of Appeal" in its entirety.
(14) Amend subsection 201.3 "Terms defined in other codes" to read:
"Where terms are not defined in this code such terms shall have the meanings ascribed in other codes publications of the International Code Council and as defined per NFPA 70".
(15) Amend Section 301.3 "Connections to drainage system" delete the Exception in its entirety.
(16) Delete subsection 312.10 "Inspection and testing of backflow prevention assemblies" in its entirety.
(17) Delete subsection 312.10.1 "Inspections" in its entirety.
(18) Delete subsection 312.10.2 "Testing" in its entirety.
(19) Amend Section 410.4 "Substitutions" to read:
"Where restaurants provide drinking water in a container free of charge, drinking fountains shall not be required in those restaurants. In other occupancies where drinking fountains are required, removable type water dispensers shall be permitted to be substituted for not more than 50 percent of the required number of drinking fountains. Approved permanently installed type bottle filler may be used as a substitution for the required drinking fountain(s)."
(20) Amend subsection 413.3 "Size of floor drains" to read;
"Floor drains shall have a drain outlet not less than 3 inches in diameter."
(21) Amend Section 414.1 "Approval" to read:
" Sanitary floor sink drains shall be a minimum of 3 inches and shall conform to the requirements of ASME A112.6.7."
(22) Amend Section 424.1 Approval to read:
"Urinals shall conform to ASME A112.19.2/ CSA B45.1, ASME A112.19.19 or CSA B45.5/IAPMO Z124. Urinals shall conform to the water consumption requirements of Section 604.4. Water-supplied urinals shall conform to the hydraulic performance requirements of
ASME A112.19.2/CSA B45.1 or CSA B45.5/IAPMO Z124. The use of non-water or water-less urinals is prohibited.
(23) Delete subsection 602.3.4 "Disinfection of system" in its entirety.
(24) Amend subsection 606.1 "Location of full-open valves" to read:
Full-open valves shall be installed in the following locations:
1. On the water distribution supply pipe at the entrance into the structure.
2. On the discharge side of every water meter.
3. On the base of every water riser pipe in occupancies other than multiple-family residential occupancies that are two stories or less in height and in one- and two family residential occupancies.
4. On the top of every water down-feed pipe in occupancies other than one- and two-family residential occupancies.
5. On the entrance to every water supply pipe to a dwelling unit, except where supplying a single fixture equipped with individual stops.
6. On the water supply pipe to a gravity or pressurized water tank.
7. On the water supply pipe to every water heater.
8. All pot fillers to be equipped with approved shut-off valves.
(25) Amend subsection 604.8 "Water pressure-reducing valve or regulator" to read:
Where water pressure within a building exceeds 80 psi (552 kPa) static, an approved water pressure-reducing valve conforming to ASSE 1003 or CSA B356 with strainer shall be installed to reduce the pressure in the building water distribution piping to not greater than 80 psi (552 kPa) static. The water pressure-reducing valve must be either be installed inside the building or inside an approved enclosure that is design per ASSE 1060. Backflow preventer must be installed per section 608 and 608.15.
Exception: Service lines to sill cocks and outside hydrants, and main supply risers where pressure from the mains is reduced to 80 psi (552 kPa) or less at individual fixtures.
(26) Section 606.2, Location of shutoff valves. Delete item #2 in its entirety.
(27) Amend subsection 607.2.1 " Circulation systems and heat trace systems for maintaining heated water temperature in distribution systems." to read:
For Group R2, R3 and R4 occupancies that are three stories or less in height above grade plane, the installation of heated water circulation and temperature maintenance systems shall be in accordance with Alabama Energy Code as adopted by the Alabama Energy and Residential Codes Board. For other than Group R2, R3 and R4 occupancies the installation of heated water circulation and heat trace systems shall be in accordance with the Alabama Energy Code as adopted by the Alabama Energy and Residential Codes Board.
(28) Amend subsection 701.2 "Connection to sewer required" to read:
"Every building in which plumbing fixtures are installed and all premises having drainage piping shall be connected to a public sewer, where available, or an approved private sewer disposal system in accordance with the Inspection Department and the Madison County Health Department."
(29) Amend subsection 701.3 "Separate sewer connection" to read:
"Every independent building having plumbing fixtures installed and intended for human habitation, occupancy or use on premises abutting on a street, alley or easement in which there is a public sewer shall have a separate connection with the sewer. All sewer installations must follow the City of Huntsville Water Pollution Control Manual.
(30) Add new subsection 703.7 "Building sewer minimum size" to read:
All building sewers shall be a minimum of 4" inch in size and shall be tested out to the easement or other approved location."
(31) Add new subsection 704.1.1 "Minimum size drainage piping" to read:
All 1 ½" inch drainage piping is prohibited in horizontal underground applications."
(32) Amend subsection 705.3.3 "Mechanical joint coupling. Mechanical joint couplings for hubless pipe and fittings shall consist of an elastomeric sealing sleeve and a metallic shield that comply with CISPI 310, ASTM C1277 or ASTM C1540. The elastomeric sealing sleeve shall conform to ASTM C564 or CSA B602 and shall be provided with a center stop. Mechanical joint couplings shall be installed in accordance with the manufacturer's instructions. The use of rubber couplings without shear bands in horizontal underground applications shall be prohibited.
(33) Amend subsection 904.1 "Required vent extensions" to read:
"The vent system serving each building drain shall have not less than one vent pipe that extends to the outdoors. All open vent pipes that extend through a roof shall be terminated at least 8 inches above the roof, except that where a roof is occupied as a habitable space for any purpose, the vent shall be extend to 7 feet above the roof if the vent termination is within 6 feet of the occupied space."
(34) Add subsection 912.1.2 "Prohibited horizontal wet vent design" to read:
"On a horizontal wet vent, water closets cannot wash past another fixture trap without a vent or being revented."
(Ord. No. 21-1006, § 2, 11-18-2021, eff. 1-1-2022)
