City of Richmond, MO Article VII Residential Code For One- And Two-Family Dwellings

Section 500.120 Residential Code Adopted.

[Ord. No. 2474, 12-11-2018; Ord. No. 2636, 2-13-2024]

A certain document, one (1) copy of which is on file in the office of the City Clerk of the City of Richmond, being marked and designated as the International Residential Code, 2021 Edition, including Appendix Chapters AA, BB, AC, AE, AG, AH, AJ, AM, AN, AP as published by the International Code Council, be and is hereby adopted as the Residential Code of the City of Richmond, in the State of Missouri, regulating and governing the construction, alteration, movement, enlargement, replacement, repair, equipment, location, removal and demolition of one- and two-family dwellings and multiple single-family dwellings (townhouses) not more than three (3) stories in height with separate means of egress as herein provided; providing for the issuance of permits and collection of fees therefor; and each and all of the regulations, provisions, penalties, conditions and terms of said Residential Code on file in the office of the City Clerk of the City of Richmond is hereby referred to, adopted, and made a part hereof, as if fully set out in this legislation, with the additions, insertions, deletions and changes, if any, prescribed in Section 500.130 of this Article.

Section 500.130 Additions, Insertions And Changes.

[Ord. No. 2474, 12-11-2018; Ord. No. 2636, 2-13-2024]

A. The following Sections of the 2021 International Residential Code are hereby revised as follows:

1. In Section R101.1 Title. Add "City of Richmond."

2. In Section R105.2.1 Other than storm shelters, one-story detached accessory structures (building) including carports, patio covers not attached, gazebos, greenhouses or similar uses, provided the floor area does not exceed two hundred (200) square feet and not used for sleeping purposes.

3. In Section R105.2.2. Change fences not over six (6) foot in height above grade, regardless of length.

4. In Section R105.2.5. Remove sidewalks and driveways.

5. Section R108.2 Fee schedule. See City of Richmond Comprehensive Fee Schedule.

6. Delete R108.5 Refunds.

7. R113.4 Violation penalties. Add "Any person violating the provisions of these regulations shall be guilty of a misdemeanor and upon conviction thereof shall be fined in accordance with Section 100.100 of the Richmond Municipal Code Penalties."

8. Table R302.1(1). Remove less than five (5) feet and replace with ten (10) feet.

9. Table R301.2(1).

	Wind Design			Subject To Damage From
Ground Snow Load	Speedd (mph)	Topo- graphic effectsk	Siesmic Design Categoryf	Weather- inga	Frost line depthb	Termitec	Winter Design Tempe	Ice Barrier Under- layment Requiredh	Air Freezing Indexi	Mean Annual Tempj
20 psf	90	No	A	Severe	36"	Mod. To Hvy	6° F.	Yes	1,000° F. days	53° F.

10. In Section R302.2 Townhouses, Exception A. Add "A common two-hour fire-resistance-rated wall assembly tested in accordance with ASTM E 119 or UL 263 is permitted for townhouses if such walls do not contain plumbing or mechanical equipment, ducts or vents in the cavity of the common wall. The wall shall be rated for exposure from both sides and shall extend to and be tight against exterior walls and the underside of the roof sheathing. Electrical installations shall be installed in accordance with Chapters 34 and 43. Penetrations of electrical outlet boxes shall be in accordance with Section 302.4."

11. Add to Section 302.6 Dwelling-garage separation. "All separations from garage to residence shall be five-eighths (5/8) inch type X sheet rock.

12. Delete Section R303.4 Mechanical ventilation.

13. Delete Section R309.5 Fire sprinklers.

14. Section R313 Automatic fire sprinkler systems, shall read: "A builder of a one- or two-family dwelling or townhouse shall offer to any purchaser on or before the time of entering into the purchase contract the option, at the purchaser's cost, to install or equip fire sprinklers in the dwelling or townhouse. The purchaser shall have the right to choose or decline to install a fire sprinkler system. This notification requirement is provided in accordance with, and shall expire in conjunction with, Section 67.281, RSMo."

15. Delete Section R326.3.4 Attic space.

16. In Section R403.1.4.1 Frost protection; Exceptions, replace exceptions with "building under two hundred (200) square feet."

17. In Section R801.3 Roof drainage. Add "All dwellings shall have a controlled method of water disposal from roofs that will collect and discharge all roof drainage to the ground surface at least three (3) feet from foundation walls or to an approved drainage system."

18. Remove Chapter 11 Energy Efficiency.

19. In Section M1501.1 Outdoor discharge. Add the following Exception: "Toilet room exhaust fans shall be permitted to exhaust through the soffit provided that: l. The duct shall terminate at the soffit panel to an approved mechanical louver or vent; and 2. The adjoining soffit space, for a distance of four (4) feet on either side of the exhaust duct penetration shall be of a solid-vented material."

20. In Section G2414.4.3 Copper tubing. Add "Copper and brass shall not be used with natural gas."

21. Section G2447.2 add Exception 2. Where the installation is designed by a licensed Professional Engineer, in compliance with the manufacturer's installation instructions.

22. In Section G2503.8.2 Inspections. All testing of backflow preventers shall be by State Certified Backflow tester.

23. Add Section P2601.4 Tracer wire. All non-metallic underground utility installations shall have an insulated copper tracer or other approved conductor installed in contact with piping. Access shall be provided to the tracer wire or the tracer wire shall terminate above ground at one end of the non-metallic piping. The tracer wire shall be not less than 18 AWG and the insulation type shall be suitable for direct burial.

24. Section P2602.1 General shall read: "The water-distribution and drainage system of any building or premises where plumbing fixtures are installed shall be connected to a public water supply or sewer system if located within two hundred (200) feet of said property. When either a public water supply or sewer system, or both, are not available within two hundred (200) feet of said property, an individual water supply or individual (private) sewage-disposal system, or both, shall be provided as per MDNR (Missouri Department of Natural Resources) and the Ray County Health Department Regulations."

25. In Section P2603.5.1 Sewer depth. Add frost depth of thirty-six (36) inches, thirty-six (36) inches.

26. In Section P2903.8.2 Minimum size. Add "The minimum size of individual distribution lines shall be one-half (1/2) inch.

27. In Section P2904 Dwelling unit fire sprinkler systems. P2904.1 General, add: "A builder of a one- or two-family dwelling or townhouse shall offer to any purchaser on or before the time of entering into the purchase contract the option, at the purchaser's cost, to install or equip fire sprinklers in the dwelling or townhouse. The purchaser shall have the right to choose or decline to install a fire sprinkler system. This notification requirement is provided in accordance with, and shall expire in conjunction with, Section 67.281, RSMo."

28. In Section P2904.1.1 add "Where required for multi-family dwellings shall be installed:"

29. Delete Section 2905.3 Hot water supply to fixtures, in its entirety.

30. In Section P3005.4.2 Building drain and sewer size and slope. Add "All piping must be laid on a firm base for its entire length, bedded in and covered with gravel."

31. Section P3008.1 Sewage back-flow. Replace with "Sewage backflow shall be installed per City ordinance on all new construction or replacement of sewer lines."

32. Add Section P3302.2. All subsoil drains, sumps and pumping shall not be connected to the building drain or building sewer.

33. In Section E3601.6.2. Add "Shall not be installed in bathroom, kitchen or closets."

34. Delete Aluminum and Copper-Clad Aluminum conductors from Table E3603.4, AWG sizes 2/0 and smaller. Delete Aluminum Grounding Electrode conductors from Table E3603.4, AWG sizes 2 and smaller.

35. Remove Section E3606.5 Surge protection, in its entirety.

36. In Section E3902.5 Unfinished basement receptacles. Add Exception. "Receptacles utilizing the provisions of this exception shall be permanently marked to indicate (type of equipment) only - no GFCI protection:

a. A dedicated receptacle supplying only a permanently installed fire alarm or burglar alarm system.

b. A dedicated receptacle for a sump pump.

c. A dedicated receptacle supplying a refrigerator and/or freezer."

37. In Section E3902.16 Arc-fault circuit interrupter protection. (A) Dwelling units, replace entire Section with: "All branch circuits that supply 125-volt, single phase, 15- and 20-ampere receptacle outlets in dwelling unit bedrooms, sleeping areas, or nurseries, including all day-care sleeping or napping areas, shall be protected by a listed arc-fault circuit interrupter combination type, installed to provide protection of the branch circuit." It is recommended Arc-fault be installed within entire residential structure and shall be offer by the builder.

38. Remove Section E4002.14 Tamper-resistant receptacles.

39. Section AE107 shall refer to the City of Richmond Comprehensive Fee Schedule.

Section 500.135 Penalty.

[Ord. No. 2474, 12-11-2018; Ord. No. 2636, 2-13-2024]

Any person violating the provisions of these regulations shall be guilty of a misdemeanor and upon conviction thereof shall be fined in accordance with Section 100.100 of the Richmond Municipal Code Penalties.