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File #: 190455    Version: Name:
Type: Bill Status: ENACTED
File created: 5/23/2019 In control: Committee on Licenses and Inspections
On agenda: Final action: 6/20/2019
Title: Amending Title 4 of The Philadelphia Code, entitled "The Philadelphia Building Construction and Occupancy Code," by adopting the 2018 edition of the "International Plumbing Code" as published by the International Code Council as "The Philadelphia Plumbing Code," with additions, deletions and other amendments thereto, all under certain terms and conditions.
Sponsors: Councilmember Quiñones Sánchez
Indexes: BUILDING CODE, INTERNATIONAL PLUMBING CODE
Code sections: Title 4 - THE PHILADELPHIA BUILDING CONSTRUCTION AND OCCUPANCY CODE
Attachments: 1. Bill No. 19045501, As Amended.pdf, 2. CertifiedCopy19045501

Title

Amending Title 4 of The Philadelphia Code, entitled “The Philadelphia Building Construction and Occupancy Code,” by adopting the 2018 edition of the “International Plumbing Code” as published by the International Code Council as “The Philadelphia Plumbing Code,” with additions, deletions and other amendments thereto, all under certain terms and conditions.

Body

THE COUNCIL OF THE CITY OF PHILADELPHIA HEREBY ORDAINS:

 

SECTION 1. Subcode “P” of Title 4 of the Philadelphia Code, entitled “The Philadelphia Plumbing Code,” is hereby repealed in its entirety and replaced with a new Subcode “P” to read as follows:

 

SUBCODE "P" (THE PHILADELPHIA PLUMBING CODE)

 

Article P-1.0    Adoption of the 2018 International Plumbing Code, with local amendments.

 

§ P-1.1 The “2018 International Plumbing Code” as published by the International Code Council is hereby adopted as the Philadelphia Plumbing Code, with such additions, deletions and amendments as set forth in § P-1.2.

 

§ P-1.2 The “2018 International Plumbing Code”, copies of which are on file with the Department of Licenses and Inspections, is incorporated as if fully set forth herein, subject to the following local amendments.

 

§ P-1.2.1   Italics indicates matter added.   Strikethrough indicates matter deleted

 

                      § P-1.2.   The numbers of all subsections subject to amendments shall be preceded with the prefix “P-”.

 

                      § P-1.2.2 Throughout the code, references to “International” codes or “ICC” codes shall be deemed to refer to the “Philadelphia” codes of the same name.

 

§ P-1.2.3 The Department of Licenses and Inspections is authorized to publish a “Philadelphia Plumbing Code” (subject to applicable copyright laws) fully incorporating these amendments and any associated graphics that provide guidance on the application of this code.

 

                     § P-1.2.4 THE 2018 INTERNATIONAL PLUMBING CODE:

 

CHAPTER 1

SCOPE AND ADMINISTRATION

 

Delete the contents of this Chapter and substitute the following.

 

SECTION P-101 - GENERAL

 

P-101.1 Title. These provisions together with those provisions of the International Plumbing Code which are not hereby amended shall be known as the “Philadelphia Plumbing Code” or "this code".

 

P-101.2 Scope. The provisions of the Philadelphia Plumbing Code shall apply to the erection, installation, alteration, repairs, relocation, replacement, addition to, use or maintenance of plumbing systems within the City of Philadelphia, including detached one- and two-family dwellings and multiple single-family dwellings (townhouses) not more than three stories high with separate means of egress and their accessory structures shall comply with this code. This code shall regulate nonflammable medical gas, inhalation anesthetic, vacuum piping, nonmedical oxygen systems and sanitary and condensate vacuum collection systems. The installation of fuel gas distribution piping and equipment, fuel-gas-fired water heaters and water heater venting systems shall be regulated by the Philadelphia Fuel Gas Code (Subcode “G”).

 

P-101.2.1 Jurisdiction outside of property lines. All plumbing systems leading from a structure or premises and extending to the curb line of the street shall be regulated by this code unless stated otherwise herein. Plumbing systems located beyond the curb line of the street and connecting to the public main or public sewer shall be regulated by the Philadelphia Water Department.

 

P-101.3 Intent. The purpose of this code is to establish the minimum requirements to provide a reasonable level of safety, public health and general welfare by regulating and controlling the design, construction, installation, quality of materials, location, operation and maintenance or use of plumbing equipment and systems.

 

P-101.4 Administrative provisions. This Chapter contains those provisions that are unique to the administration of this code. All other administrative provisions applicable to this code are as set forth in the Philadelphia Administrative Code.

 

P-101.5 Appendices. The International Plumbing Code Appendix E is hereby adopted to provide acceptable methods for the sizing of water service and water distribution piping by a designer.

 

SECTION P-102 - INSPECTIONS AND TESTING

 

P-102.1 Inspections. In addition to the inspections specified in Chapter 4 of the Administrative Code, the code official shall be authorized to make or require other inspections of any construction work to ascertain compliance with the provisions of this code and other laws that are enforced.

 

P-102.1.1 Evaluation and follow-up inspection services. Prior to the approval of a closed, prefabricated plumbing system and the issuance of a plumbing permit, the code official shall require the submittal of an evaluation report on each prefabricated plumbing system indicating the complete details of the plumbing system, including a description of the system and its components, the basis on which the plumbing system is being evaluated, test results and similar information, and other data as necessary for the code official to determine conformance to this code.

Exception: Manufactured housing pursuant to the Manufactured Housing Construction and Safety Standards Authorization Act (35 P.S. §§ 1656.1 - 1656.9) and industrialized buildings pursuant to the Industrialized Housing Act (35 P.S. §§ 1651.1 - 1651.12) respectively.

 

P-102.1.1.1 Evaluation service. The code official shall consider the evaluation report of an approved Special Inspection Agency, registered in accordance with Section 9-1306 of the Philadelphia Code, for determining adequacy and conformance to this code.

 

P-102.1.1.2 Follow-up inspection. Except where ready access is provided to all plumbing systems, service equipment and accessories for complete inspection at the site without disassembly or dismantling, the code official shall be authorized to accept the inspection reports of an independent, approved inspection agency to conduct such inspections. The inspection agency shall furnish the code official with the follow-up inspection manual and a report of inspections on request, and the plumbing system shall have an identifying label permanently affixed to the system indicating that factory inspections have been performed.

 

P-102.1.1.3 Test and inspection records. Required test and inspection records shall be available to the code official at all times during the fabrication of the plumbing system and the erection of the building, or such records as the code official designates shall be filed.

 

P-102.2 Special inspections. Special inspections of alternative engineered design plumbing systems shall be conducted in accordance with Sections P-102.2.1 and P-102.2.2.

 

P-102.2.1 Periodic inspection. The registered design professional or designated inspector shall periodically inspect and observe the alternative engineered design to determine that the installation is in accordance with the approved construction documents. Discrepancies shall be brought to the immediate attention of the Registered Master Plumber for correction. Records shall be kept of all inspections.

 

P-102.2.2 Written report. The registered design professional shall submit a final report in writing to the code official upon completion of the installation, certifying that the alternative engineered design conforms to the approved construction documents. A certificate of approval for the plumbing permit shall not be issued until this written certification has been submitted.

 

P-102.3 Testing. Plumbing work and systems shall be tested as required in Section 312 and in accordance with Sections P-102.3.1 through P-102.3.3. Tests shall be made by the Registered Master Plumber or his designee and observed by the code official.

 

P-102.3.1 New, altered, extended or repaired systems. New plumbing systems and parts of existing systems that have been altered, extended or repaired shall be tested as prescribed herein to disclose leaks and defects, except that testing is not required in the following cases:

1.                     In any case that does not include addition to, replacement, alteration or relocation of any water supply, drainage or vent piping.

2.                     In any case where plumbing equipment is set up temporarily for exhibition purposes.

 

P-102.3.2 Equipment, material and labor for tests. Equipment, material and labor required for testing a plumbing system or part thereof shall be furnished by the Registered Master Plumber.

 

P-102.3.3 Reinspection and testing. Where any work or installation does not pass any initial test or inspection, the necessary corrections shall be made to comply with this code. The work or installation shall then be resubmitted to the code official for inspection and testing.

 

P-102.4 Approval. After the prescribed tests and inspections indicate that the work complies in all respects with this code, a certificate of approval shall be issued by the code official.

 

P-102.5 Temporary connection. The code official shall have the authority to authorize the temporary connection of the building or system to the utility source for the purpose of testing plumbing systems or for use under a temporary certificate of occupancy.

 

SECTION P-103 - PERMITS AND LICENSES

 

P-103.1 License required: No person shall install plumbing, water, drain or waste piping, or fixtures unless properly licensed pursuant to Title 9 Section 9-1003.

 

P-103.1.1 Plumbing work by unlicensed persons. No person shall hire an unlicensed person to perform plumbing work requiring a plumbing permit. Any person who has had plumbing work performed by an unlicensed person must have a Registered Master Plumber evaluate such work and, if necessary, correct the installation. Permits must be secured for the unlicensed work and for any additional corrective work.

 

P-103.2 Plumbing permits required. A plumbing permit is required to install, enlarge, alter, repair or replace any plumbing system, the installation of which is regulated by this code subject to the general permit exceptions of Section A-301.1 of the Administrative Code.

 

Exceptions:

1.                     A plumbing permit shall not be required for the installation, alteration, enlargement, repair or replacement of special piping and storage systems regulated by Chapter 12 of this code. Such installations shall require a building permit except where subject to the exclusions or exemptions provided in the Administrative Code.

2.                     A plumbing permit shall not be required for the activities listed in Section A-301.2.4 of the Administrative Code.

 

P-103.2.1 Water service permits. A plumbing permit shall be required for the installation, repair or replacement of water service pipe located between the curb stop and the water distribution pipe of the structure. A permit from the Water Department shall be required for the installation, repair or replacement of the water service pipe from the curb stop to the public water main.

 

P-103.2.2 Lateral permits. A permit from the Water Department shall be required for the installation, repair or replacement of laterals from the building (house) trap to the public sewer.

 

P-103.3 Permit applications. Applications for plumbing permits shall be submitted in accordance with the Administrative Code.

 

P-103.3.1 By whom application is made: The department shall accept plumbing permit applications from the owner or lessee of the building or structure, or agent of either; by the registered design professional employed in connection with the proposed work; by the Registered Master Plumber responsible for the work; or by any other licensed person authorized to apply for permits pursuant to the Philadelphia Administrative Code, so long as the Registered Master Plumber responsible for the work is identified and provides confirmation of responsibility prior to the issuance of the plumbing permit.

 

P-103.4 Permit holder. The owner shall retain the right to change the Registered Master Plumber associated with a permit to a new Registered Master Plumber. The changing of plumbing contractors shall not require the issuance of a new permit, where the owner identifies a new Registered Master Plumber to complete the work under such plumbing permit.

 

P-103.4.1 Multiple Registered Master Plumbers. The Department reserves the right to issue a single plumbing permit for work to be performed by multiple Registered Master Plumbers, provided that the owner is responsible for final compliance in the event of a dispute between the named Registered Master Plumbers.

 

P-103.4.2 Responsibility. All Registered Master Plumbers identified on a permit shall be responsible for compliance with this code in the performance of their work. No other Registered Master Plumber shall perform work related to the permit except as a subcontractor or employee.

 

SECTION P-104 - TEMPORARY EQUIPMENT, SYSTEMS AND USES

 

P-104.1 General. The code official is authorized to issue a plumbing permit for temporary equipment, systems and uses. Such permits shall be limited as to time of service but shall not be permitted for more than 180 days. The code official is authorized to grant extensions for demonstrated cause.

 

P-104.2 Conformance. Temporary equipment, systems and uses shall conform to the accessibility and sanitary requirements of this code as necessary to ensure the public health, safety and general welfare.

 

P-104.3 Temporary utilities. The code official is authorized to give permission to temporarily supply utilities before an installation has been fully completed and the final certificate of approval has been issued.

 

P-104.4 Termination of approval. The code official is authorized to terminate such permit for temporary equipment, systems or uses and to order the temporary equipment, systems or uses to be discontinued.

 

SECTION P-105 - REGULATIONS

 

P-105.1 Authorization. The Department is authorized to promulgate technical regulations, and to amend existing such regulations as it deems necessary or appropriate from time to time, governing the manner in which plumbing work is to be performed and the materials that are to be used. Such regulations shall meet the standards set forth in Section P-106.1.1.

 

P-105.1.1 Standards of plumbing regulations. In developing or amending the technical regulations governing plumbing installations, the Department shall develop regulations based upon the model plumbing codes enacted through the Pennsylvania Uniform Construction Code, Act 45 of 1999, as amended (the "UCC"); to include:

 

1.                     The development of any necessary local exceptions to such model plumbing codes, provided that such amendments would equal or exceed the minimum requirements of the UCC and remain subject to the following standards imposed by the UCC:

 

a.                     That certain clear and convincing local climatic, geologic, topographic or public health and safety circumstances or conditions justify the exception;

b.                     the exception shall be adequate for the purpose intended and shall meet a standard of performance equal to or greater than that prescribed by the UCC; and

c.                     the exception would not diminish or threaten the health, safety and welfare of the public.

2.                     National standards that eliminate to the greatest extent possible the use of lead in the installation of plumbing materials both to protect the soil from contamination and to meet the requirements of the Federal Reduction of Lead in Drinking Water Act.

 

3.                     National standards that allow for methods and materials which promote sustainability and conservation in the City’s built environment.

 

4.                     Regulations that allow for alterations to existing plumbing systems installed under prior or current plumbing codes and standards, pursuant to updated plumbing codes enacted by the UCC.

 

P-105.1.2 Procedural requirements for plumbing regulations.  Adoption of any such regulations shall adhere to all procedural requirements established under the UCC.

 

P-105.2 Publishing of errata. When errors are found in the development and format of the technical provisions of this code after publication, the Department of Licenses and Inspections is authorized to publish errata to clarify and correct such errors.

 

SECTION P-106 - PLUMBING ADVISORY BOARD

 

P-106.1  Establishment.   The Plumbing Advisory Board is established in the Department of Licenses and Inspections, with such duties as may be determined by the Mayor by Executive Order. 

 

P-106.2  Composition.  The Board shall consist of seven members appointed by the Mayor and shall be chaired by one such appointed member as designated by the Mayor. The Board shall consist of: four members who are registered master plumbers; one member who is a design professional licensed or registered in the Commonwealth of Pennsylvania experienced in the design of plumbing systems; one member who shall represent the development community; and one member who shall represent the sustainability community. The Board shall also include the following non-voting ex-officio members: one member from the Department of Licenses and Inspections; one member from the Street Department; and one member from the Water Department, each of whom shall be appointed by their respective Commissioners.  In the event a vacancy occurs with one of the members appointed by the Mayor, the remainder of the Board may recommend a replacement.

 

CHAPTER 2

DEFINITIONS

* * *

SECTION P-202 - GENERAL DEFINITIONS

* * *

Apprentice. A person registered as an apprentice plumber by the City of Philadelphia.

* * *

BACKFLOW. Pressure created by any means in the water distribution system, which by being in excess of the pressure in the water supply mains causes a potential backflow condition.

 

Backpressure, low head. A pressure less than or equal to 4.33 psi (29.88 kPa) or the pressure exerted by a 10-foot (3048 mm) column of water.

 

Backsiphonage. The backflow of potentially contaminated water into the potable water system as a result of the pressure in the potable water system falling below atmospheric pressure of the plumbing fixtures, pools, tanks or vats connected to the potable water distribution piping.

 

Water supply system. The flow of water or other liquids, mixtures or substances into the distribution pipes and water-supply pipes of a potable water supply from any source except the intended source.

* * *

Bona fide address. A genuine and legitimate street address where the Master Plumber conducts his or her business and where he or she can be readily contacted by the Department via telephone, mail or messenger on all regular working days of the Department.

* * *

BUILDING (HOUSE) DRAIN. That part of the lowest piping of a drainage system that receives the discharge from soil, waste and other drainage pipes inside and that extends 30 inches (762 mm) 5 feet (1524 mm) in developed length of pipe beyond the exterior walls of the building and conveys the drainage to the building sewer.

 

BUILDING (HOUSE) TRAP. A device, fitting or assembly of fittings installed in the building drain to prevent circulation of air between the drainage system of the building and the building sewer.  A running trap, with a single hub vent, installed in the building sewer to prevent circulation of gases between the drainage system of the building and the public sewer.

 

* * *

 

BUILDING SEWER. That part of the drainage system that extends from the end of the building drain and conveys the discharge to a public sewer, private sewer, individual sewage disposal system or a lateral. other point of disposal.  

* * *

 

Dead End. A branch leading from a soil, waste or vent pipe; a building drain; or a building sewer, and terminating at a developed length of 2 feet (610mm) or more by means of a plug, cap or other closed fittings.

 

* * *

 

Dry vent. Any vent that does not carry water or water-borne wastes.

 

* * *

 

Fresh air inlet. A means for introducing fresh air into a building drainage system through a building (house) trap.

 

* * *

 

GRIDDED WATER DISTRIBUTION SUPPLY SYSTEM. A water distribution supply system where every water distribution supply pipe is interconnected so as to provide two or more paths to each fixture supply pipe.

 

* * *

 

Journeyman plumber. A person who has obtained a Journeyman Plumber license from the City of Philadelphia.

 

Lateral. The piping from the public sewer to the building (house) trap which materials and installation are regulated by the Philadelphia Water Department.

 

* * *

 

Master plumber. A person who has obtained a Master Plumber license from the City of Philadelphia.

 

* * *

 

Minor repairs. The repair of an existing plumbing fixture, including the replacement of faucets or valves or parts thereof with like material or material serving the same purpose; the clearance of stoppages; the stopping of leaks without replacement of water, drainage or vent piping; the relieving of frozen pipes; other minor replacements or repairs, not including changes in the piping to the fixtures or in drainage, vent or water-supply system, other than the aforementioned items, and not including the replacement of any plumbing fixture. Replacement or repair of hot water heaters and hydronic boilers is not considered minor repairs under this section.

 

* * *

 

PLUMBING SYSTEM. A system that includes the water distribution pipes; water-supply pipes; plumbing fixtures and traps; water-treating or water-using equipment; soil, waste and vent pipes; and building drains; in addition to their respective connections, devices and appurtenances within a structure or premises; and the water service water distribution pipe, building sewer and building storm sewer serving such structure or premises.

 

Plumber. A person registered and licensed to install plumbing.

 

* * *

Public Sewer. A sewer main and associated sewer appurtenance owned by the City of Philadelphia and maintained by the Water Department.

 

* * *

 

Slant. An outlet connection, at the public sewer for receiving storm or sanitary waste from the lateral, which is regulated by the Philadelphia Water Department.

 

* * *

 

Vertical upright. That portion of pipe that is outside of a building connecting a leader to a combination building drain or building storm sewer.

 

* * *

 

WATER PIPE

 

Riser.  A Water supply pipe that extends one full story or more to convey water to branches or to a group of fixtures. 

 

Water Distribution Pipe.  A The pipe within the structure or on the premises that conveys water from the water service pipe, or from the meter when the meter is at the structure, to the points of utilization. from the curb stop or curb line to the structure or through the meter pit to the first point of use if there is no structure.

 

Water Service Pipe. The pipe from the water main or other source of potable water supply, or from the meter when the meter is at the public right of way, to the water distribution system of the building served. to the curb stop or curb line as regulated by Philadelphia Water Department Regulations.

 

Water Supply Pipes.  The pipes within a structure or premises which convey water from the water distribution pipe to the plumbing fixtures or other outlets.

 

WATER SUPPLY SYSTEM. The water service pipe, the water distribution pipe, the water-supply pipes, and the necessary connecting pipes, fittings, control valves and all appurtenances in or adjacent to the structure or premises., tanks, water heaters, water filtering or treatment equipment, and all appurtenances forming part of the system for supplying water to plumbing fixtures or other water outlets on the premises.

 

* * *

 

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CHAPTER 3

GENERAL REGULATIONS

 

SECTION P-301 - GENERAL

 

* * *

 

P-301.3 Connections to drainage system. Plumbing fixtures, drains, appurtenances and appliances used to receive or discharge liquid waste or sewage shall be directly connected to the sanitary drainage system of the building or premises, in accordance with the requirements of this code. This section shall not be construed to prevent indirect waste systems required by Chapter 8.

Exception: Bathtubs, showers, lavatories, clothes washers and laundry trays shall not be required to discharge to the sanitary drainage system where such fixtures discharge to an approved system in accordance with Chapters 13 and 14.

 

* * *

 

SECTION P-304 - RODENT PROOFING

 

* * *

 

P-304.3 Meter boxes. Meter boxes shall be constructed in such a manner that rodents are prevented from entering a structure by way of the water service pipes or water distribution pipe connecting the meter box and the structure.

 

* * *

 

SECTION P-305 - PROTECTION OF PIPES AND PLUMBING SYSTEM COMPONENTS

 

* * *

 

P-305.4 Freezing. Water, soil and waste pipes shall not be installed outside of a building, in attics or crawl spaces, concealed in outside walls, or in any other place subjected to freezing temperatures unless adequate provision is made to protect such pipes from freezing by insulation or heat or both. Exterior water supply and water distribution system piping shall be installed not less than 36" minimum below grade to the top of the pipe. 6 inches (152 mm) below the frost line and not less than 12 inches (P-305 mm) below grade. Where water distribution pipe and water service pipe connect at the curb or curb stop, the piping shall be a minimum of 48" below grade to the top of the pipe.

 

P-305.4.1 Sewer depth. Building sewers that connect to private sewage disposal systems shall be installed not less than [NUMBER] 36 inches (914 mm) below finished grade to the top of the pipe at the point of septic tank connection. Building sewers shall be installed not less than [NUMBER] 36 inches (914 mm) below grade to the top of pipe.

 

* * *

 

SECTION P-306 - TRENCHING, EXCAVATION AND BACKFILL 

 

* * *

 

P-306.2 Trenching and bedding.

 

* * *

 

P-306.2.3 Soft load-bearing materials. If soft materials of poor load-bearing quality are found at the bottom of the trench, stabilization shall be achieved by overexcavating not less than two pipe diameters and backfilling to the installation level of the bottom of the pipe with fine gravel, crushed stone or a concrete foundation. The concrete foundation shall be bedded with sand tamped into place so as to provide uniform load-bearing support for the pipe between joints. When drainage is installed in filled or unstable ground, pipe shall be supported on concrete piers, with spacing consistent with Table 308.5, or a constant bed of concrete or clevis hangers attached to reinforcing rods in the concrete floor above the piping.

 

* * *

 

P-306.4 Tunneling. Where pipe is to be installed by tunneling, jacking or a combination of both, the pipe shall be protected from damage during installation and from subsequent uneven loading. Where earth tunnels are used, adequate supporting structures shall be provided to prevent future settling or caving. The length of tunneling shall be limited to only that required to clear the obstacle above.

 

* * *

 

SECTION P-308 - PIPING SUPPORT

 

* * *

 

TABLE P-308.5
HANGER SPACING

PIPING MATERIAL

MAXIMUM HORIZONTAL SPACING (feet)

MAXIMUM VERTICAL SPACING (feet)

Acrylonitrile butadiene styrene (ABS) pipe

4 c

10b

Aluminum tubing

10

15

Brass pipe

10

10

Cast-iron pipe

5a

15

Chlorinated polyvinyl chloride (CPVC) pipe and tubing, 1 inch and smaller

3

10b

Chlorinated polyvinyl chloride (CPVC) pipe and tubing, 11/4 inches and larger

4 c

10b

Copper or copper-alloy pipe

12

10

Copper or copper-alloy tubing, 11/4-inch diameter and smaller

6

10

Copper or copper-alloy tubing,  11/2-inch diameter and larger

10

10

Cross-linked polyethylene    (PEX) pipe 1 inch and smaller

2.67 (32 inches)

10b

Cross-linked polyethylene (PEX) pipe 11/4 inch and larger

4 c

10b

Cross-linked polyethylene/ aluminum/cross-linked polyethylene (PEX-AL- PEX) pipe

2.67 (32 inches)

4

Lead pipe

Continuous

4

Polyethylene/aluminum/polyethylene (PE-AL-PE)  pipe

2.67 (32 inches)

4

Polyethylene of raised temperature (PE-RT) pipe 1 inch and smaller

2.67  (32 inches)

10b

Polyethylene of raised temperature (PE-RT) pipe 11/4 inch and larger

4 c

10b

Polypropylene (PP) pipe or  tubing 1 inch and smaller

2.67 (32 inches)

10b

Polypropylene (PP) pipe or tubing, 11/4 inches and larger

4c

10b

Polyvinyl chloride (PVC) pipe

4c

10b

Stainless steel drainage systems

10

10b

Steel pipe

12

15

 

For SI:                     1 inch = 25.4 mm, 1 foot = P-304.8 mm.

a.                     The maximum horizontal spacing of cast-iron pipe hangers shall be increased to 10 feet where 10-foot lengths of pipe are installed.

b. For sizes 2 inches and smaller, a guide shall be installed midway between required vertical supports. Such guides shall prevent pipe movement in a direction perpendicular to the axis of the pipe.

c. The maximum horizontal spacing of hangers shall be decreased to 3 feet where temperatures exceed 120 degrees Fahrenheit.

 

* * *

 

SECTION P-309 - FLOOD HAZARD RESISTANCE

 

* * *

 

P-309.2 Flood hazard. For structures located in flood hazard areas, the following systems and equipment shall be located and installed as required by Section 1612 of the International Building Code.

1.                     Water service pipes Water distribution pipe.

 

* * *

 

SECTION P-311 - TOILET FACILITIES OF WORKERS

 

P-311.1 General. Toilet facilities shall be provided for construction workers and such facilities shall be maintained in a sanitary condition. Construction worker toilet facilities of the nonsewer type shall conform to PSAI Z4.3 and Table P-311.1.

 

TABLE P-311.1

MINIMUM NUMBER OF TOILET FACILITIES

NUMBER OF EMPLOYEES

MINIMUM NUMBER OF TOILET FACILITIES

 

If serviced once per week

1-10

1

11-20

2

21-30

3

21-40

4

Over 40

1 additional facility for each 10 additional employees

 

If serviced more than once per week

1-15

1

16-35

2

36-55

3

56-75

4

76-95

5

Over 95

1 additional facility for each 20 additional employees

 

P-311.2 Removal. Portable and temporary water closet facilities shall be removed, and the site shall be cleaned upon completion of construction

 

SECTION P-312 - TESTS AND INSPECTIONS

 

* * *

 

P-312.2 Drainage and vent water test. A water test shall be applied to the drainage system either in its entirety or in sections. If tested in sections, not more than 30 feet in height on any one system shall be tested at any one time. If applied to the entire system, all openings in the piping shall be tightly closed, except the highest opening, and the system shall be filled with water to the point of overflow. If the system is tested in sections, each opening shall be tightly plugged (except the highest opening of the water) but no section (except the building (house) drain and its connected yard and area drains) shall be tested with less than a 10-foot (3048 mm) head of water. except the highest openings of the section under test, and each section shall be filled with water, but sections shall not be tested with less than a 10-foot (3048 mm) head of water. In testing successive sections above the building (house) drain, at least the upper 10 feet of the next preceding section shall be re-tested so that no joint or pipe in the building (except the building (house) drain and the uppermost 10 feet of the system) shall have been submitted to a test of less than a 10-foot head of water. The water shall be kept in the system or in the portion under test for at least 15 minutes before inspection starts; the system shall then be tight at all points.

 

* * *

 

P-312.6 Gravity sewer test. Gravity sewer tests shall consist of plugging the end of the building sewer at the curb line point of connection with the public sewer, filling the building sewer with water, testing with not less than a 10-foot (3048 mm) head of water and maintaining such pressure for 15 minutes.

 

P-312.6.1 Separate test. The building (house) drain and yard area drains, including all piping to a height of 10 feet above the highest point of the building (house) drain, shall be tested separately. All traps, pipe fittings and joints shall be exposed to view when the test is made. Water shall be introduced into the system in the quantity deemed necessary by the Department. To be approved, the flow of water through the system shall be unobstructed, and there shall be no leakage through any pipe, joint, trap, or fitting and maintaining such pressure for 15 minutes.

 

P-312.7 Forced sewer test. Forced sewer tests shall consist of plugging the end of the building sewer at the curb line point of connection with the public sewer and applying a pressure of 5 psi (34.5 kPa) greater than the pump rating, and maintaining such pressure for 15 minutes.

 

* * *

 

P-312.11 Completion of work. After tests have been made and approved by the inspector, covering, insulation, coating or painting of the drain, vent and water piping shall be permitted. Decals on soil, waste, and vent piping, and hot, cold and return water piping shall be installed every 10 feet on covered and uncovered lines.

 

* * *

 

CHAPTER 4

FIXTURES, FAUCETS AND FIXTURE FITTINGS

 

* * *

 

SECTION P-413 - FLOOR AND TRENCH DRAINS

 

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P-413.3 Size of floor drains and trench drains. Floor drains and trench drains shall have a drain outlet not less than 2 3 inches (51 76 mm) in diameter.

Exception: Floor drains serving one and two-family dwellings shall have a drain outlet not less than 2 inches (51mm).

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SECTION P-424 - URINALS

 

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P-424.3 Non-water urinal connection. The fixture drain for a non-water urinal shall independently connect to a branch drain that serves one or more lavatories, water closets or water-using fixtures with not less than one drainage fixture unit that discharges upstream of such non-water urinals.

 

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CHAPTER 5

WATER HEATERS

 

SECTION P-501 - GENERAL

 

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P-501.9 Thermal expansion control. Where a storage water heater is supplied with cold water that passes through a check valve, pressure reducing valve or backflow preventer, a thermal expansion control device shall be connected to the water heater cold water supply pipe at a point that is downstream of all check valves, pressure reducing valves and backflow preventers. Thermal expansion tanks shall be sized in accordance with the tank manufacturer’s instructions and shall be sized such that the pressure in the water supply system shall not exceed that required by Section 604.8.

 

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SECTION P-503 - CONNECTIONS

 

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P-503.3 Materials. All water heaters and water heating equipment shall have a minimum of 4 feet (1219 mm) of developed length of copper tubing or similar metallic piping material connecting directly to the inlet and outlet of the unit.  

 

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CHAPTER 6

WATER SUPPLY AND DISTRIBUTION

 

SECTION P-601 - GENERAL

 

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601.5 Rehabilitation of piping systems. Where pressure piping systems are rehabilitated using an epoxy lining system, such lining system shall comply with ASTM F2831.

 

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SECTION P-603 - WATER SERVICE

 

P-603.1 Size of water service distribution pipe. The water service distribution pipe shall be sized to supply water to the structure in the quantities and at the pressures required in this code. The water service distribution pipe shall be not less than 3/4 inch (19.1 mm) in diameter.

 

P-603.2 Separation of water service, water distribution piping and, building sewer, building drains, storm sewer or storm drainage piping. Where water service piping is located in the same trench with the building sewer, such sewer shall be constructed of materials listed in Table 702.2. Where the building sewer piping is not constructed of materials listed in Table 702.2, the water service pipe and the building sewer shall be horizontally separated by not less than 5 feet (1524 mm) of undisturbed or compacted earth. Water distribution piping shall be horizontally separated by not less than 5 feet of undisturbed or compacted earth when it is adjacent to nonmetallic pipe material serving building sewers, building drains, storm sewer or storm drainage piping. The required separation distance shall not apply where a water service pipe crosses a building sewer pipe, building drains, storm sewer or storm drainage piping provided that the water service water distribution piping is at least 12” above such pipe and sleeved to a point not less than 5 feet (1524 mm) horizontally from the building sewer, building drains, storm sewer or storm drainage pipe centerline on both sides of such crossing. The sleeve shall be of pipe materials listed in Table 605.3, 702.2 or 702.3. The required separation distance shall not apply where the bottom of the water service pipe, located within 5 feet (1524 mm) of the sewer, is not less than 12 inches (305 mm) above the highest point of the top of the building sewer, building drains, storm sewer or storm drainage piping.

 

P-603.2.1 Water service Water distribution pipe near sources of pollution. Potable water service pipes water distribution pipe shall not be located in, under or above cesspools, septic tanks, septic tank drainage fields or seepage pits. Where soil or ground water causes contaminated conditions for piping, analysis shall be required in accordance with Section P-605.1.

 

SECTION P-604 - DESIGN OF BUILDING WATER DISTRIBUTION SUPPLY SYSTEM

 

P 604.1 General. The design of the water distribution supply system shall conform to accepted engineering practice. Methods utilized to determine pipe sizes shall be approved.

 

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P-604.3 Water distribution supply system design criteria. The water distribution supply system shall be designed, and pipe sizes shall be selected such that under conditions of peak demand, the capacities at the fixture supply pipe outlets shall be not less than shown in Table P-604.3. The minimum flow rate and flow pressure provided to fixtures and appliances not listed in Table P-604.3 shall be in accordance with the manufacturer’s installation instructions.

 

TABLE P-P-604.3

WATER DISTRIBUTION SUPPLY SYSTEM DESIGN CRITERIA REQUIRED

CAPACITY AT FIXTURE SUPPLY PIPE OUTLETS

 

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P-604.5 Size of fixture supply. The minimum size of a fixture supply pipe shall be as shown in Table P-604.5. The fixture supply pipe shall terminate not more than 30 inches (762 mm) from the point of connection to the fixture. A reduced size flexible water connector installed between the supply pipe and the fixture shall be of an approved type. The supply pipe shall extend to the floor or wall adjacent to the fixture. The minimum size of individual distribution supply lines utilized in gridded or parallel water distribution systems shall be as shown in Table P-604.5.

 

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P-604.6 Variable street pressures. Where street water main pressures fluctuate, the building water distribution supply system shall be designed for the minimum pressure available.

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P-604.8 Water pressure-reducing valve or regulator. 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 supply piping to not greater than 80 psi (552 kPa) static.

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.

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P-604.9 Water hammer. The flow velocity of the water distribution supply system shall be controlled to reduce the possibility of water hammer. A water-hammer arrestor shall be installed where quick-closing valves are utilized. Water-hammer arrestors shall be installed in accordance with the manufacturer’s instructions. Water-hammer arrestors shall conform to ASSE 1010.

 

P-604.10 Gridded and parallel water distribution supply system manifolds. Hot water and cold water manifolds installed with gridded or parallel connected individual distribution supply lines to each fixture or fixture fitting shall be designed in accordance with Sections P-604.10.1 through P-604.10.3.

 

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SECTION P-605 - MATERIALS, JOINTS AND CONNECTIONS

 

P-605.1 Soil and ground water. The installation of a water service or water distribution pipe or water-supply pipes shall be prohibited in soil and ground water contaminated with solvents, fuels, organic compounds or other detrimental materials causing permeation, corrosion, degradation or structural failure of the piping material. Where detrimental conditions are suspected, a chemical analysis of the soil and ground water conditions shall be required to ascertain the acceptability of the water service or water distribution piping material for the specific installation. Where detrimental conditions exist, approved alternative materials or routing shall be required.

 

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TABLE P-605.3

 

WATER SERVICE DISTRIBUTION PIPE

 

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P-605.3 Water service distribution pipe. Water service distribution pipe shall conform to NSF 61 and shall conform to one of the standards listed in Table P-605.3. Water service distribution pipe or tubing, installed underground and outside of the structure, shall have a working pressure rating of not less than 160 psi (1100 kPa) at 73.4ºF (23ºC). Where the water pressure exceeds 160 psi (1100 kPa), piping material shall have a working pressure rating not less than the highest available pressure. Water service distribution piping materials not third-party certified for water distribution supply pipe shall terminate at or before the full open valve located at the entrance to the structure. Ductile iron water service distribution piping shall be cement mortar lined in accordance with AWWA C104/A21.4. All water service piping from the City water main tap to the curb stop shall conform to the regulations as set forth by the Philadelphia Water Department.

Exception: pipes 3 inches and larger shall be ductile iron to the meter.

 

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P-605.4 Water distribution supply pipe. Water distribution supply pipe and tubing shall conform to NSF 61 and shall conform to one of the standards listed in Table P-605.4. Hot water distribution supply pipe and tubing shall have a pressure rating of not less than 100 psi (690 kPa) at 180ºF (82ºC). Any water supply piping supplying or located within occupancies other than one- and two-family dwellings and apartments shall be metallic piping in accordance with this section.

 

TABLE P-605.4

WATER DISTRIBUTION SUPPLY PIPE

 

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