Discussion and Review of Tiffin Municipal Code Revisions – Preparation for Setting the Public Hearing — Tiffin City Code - DRAFT

CHAPTER 155 BUILDING CODES Manual J Design Criteria Elevation Latitude Winter Summer Altitude Indoor Design Design Heating Heating Cooling Correction Temperature Temperature Temperature Factor Cooling Difference 661′ 41 -6 89 N/A 72 75 78 Cooling Wind Wind Coincident Daily Range Winter Summer Temperature Velocity Velocity Wet Bulb Humidity Humidity Differences Heating Cooling 14 25 10 76 M 39 gr/lb diff 53 gr/lb diff 8. Amend Section R404.1.3.2 by adding table R404.1.2.10. (see below) Table 404.1.2.10 Minimum Vertical Reinforcement for 8-Inch-Thick Concrete Wall Wall Vertical Reinforcement Bar Size and Spacing Less than 6 feet NSR 6 feet to 8 feet #4 at 32 inches o.c. 9 feet to 10 feet #4 at 10 inches o.c. at 16 inches o.c. #6 at 22 inches o.c. Greater than 10 feet Design Required 9. Amend Section G2406.2 (303.3), Prohibited locations of the IRC. Modify by deleting exceptions 3 and 4. 10. Delete Chapter 11 in its entirety and insert in lieu thereof the following: “Chapter 11 Energy Efficiency, Section N1101. Energy efficiency for the design and construction of buildings regulated by this code shall be as required by chapter 661-303 of the Iowa Administrative Code.” 11. Part V: Mechanical, Chapter 12 through 23: Delete Part V Mechanical, Chapters 12 through 23 of the International Residential Code in its entirety. Mechanical systems shall comply with the State Mechanical Code. Administrative Provisions in Chapter 1 of this code as amended. 12. Part VII Plumbing, Chapters 25 through 33. Delete Party VII Plumbing Chapters 25 through 33 and insert the following: “Part VII Plumbing, Chapter 25, Section 2501 GENERAL, P2501.1 Scope. Plumbing systems shall comply with the State Plumbing Code. Administrative Provisions. The Plumbing Code shall be administered in accordance with administrative provisions in Chapter 1 of this code as amended.” 13. Part VIII Electrical: Chapters 37 through 43 inclusive of the IRC. Delete Part VIII Electrical Chapters 34-43 inclusive of the IRC and insert the following: “Part VIII electrical, Chapter 34. Section E3401 GENERAL. E3401.1 Applicability. Electrical systems shall comply with the State Electrical Code.” 14. Appendix J. Section AJ102.4 of the IRC. Delete Section AJ102.4 of the IRC and insert in lieu thereof the following: “AJ102.4 Replacement windows and doors. Regardless of the category of work, where an existing window or door, including the sash and glazed CODE OF ORDINANCES, TIFFIN, IOWA - 1306 -