Minimum requirements for residential building plans submitted to the City of Knoxville for plans review are required to be designed to meet the 2018 International Residential Code and all locally adopted ordinances.
This is a minimum plan review checklist, additional information may be added by the applicant, required by the plans examiner or requested in the field, by the inspector, to determine code compliance. Permit holders remain responsible for meeting all code requirements, regardless if the subject item was a review item or not. This minimum review checklist is intended to help prevent any major non-compliance issues from being built in the field, which typically results in significant cost and delays on a project.
All plans submitted for permitting are required to match site plan layouts exactly, including I-Joist, floor and roof truss layouts.
General
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Name of the person preparing the construction documents; such as the designer, engineer, or architect, with address and phone number.
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If plans are stamped by a State of Tennessee architect or engineer, their seals are required to be signed and dated.
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Indicate heated square footage, garage square footage, unheated square footage, deck/porch square footage.
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Number of bedrooms on the plans are required to match permit application.
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All options being used need to be clearly marked. Please eliminate or mark out options not being used.
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Drawings to scale (minimum 1/8").
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Details demonstrating compliance with energy code requirements for insulation (slab, floors, walls and ceiling) and windows/doors.
Elevations / Floor Plans
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Front, sides and rear elevations
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Building height, mean roof height and story height
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Roof pitches
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Glazing U-Factor
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Rooms labeled as to their intended use. Please do not use bonus, flex or office.
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Mark all unheated / unfinished areas.
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Room, hallway and stair dimensions
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Window and door sizes and locations
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Label and show all fireplaces, prefab or masonry.
Foundation / Floor Framing
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Continuous exterior footing width and thickness, installation depth and reinforcement (if required/provided).
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Foundation wall type, size and reinforcement (if required).
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Pier footing size width and depth, reinforcement (if required).
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Pier sizes and solid cap
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Slab footings and layouts for mono-slabs
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Slab thickness and details, reinforcement (if required).
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Crawl space ventilation or enclosed crawl space marked on plans with installation details
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Crawl space access size
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Girder size, number of members, species, grade and spans
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Floor joist direction, size, on-center spacing, species, grade and spans
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If using I-Joist, plans or layout will need to list manufacturer, series, size and on-center spacing. I-Joist design is required to be approved by architect or engineer of plans.
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If using open web floor trusses, layout from manufacturer required.
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Openings in floors, headers and trimmers marked
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Floor sheathing type and thickness
Wall & General Framing
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Wall stud size, on-center spacing, species and grade
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Wall header size, number of members, species, grade and spans
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Number of jack and king studs for each opening
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Beam type or species/grade, size, number of members and span
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Stud column size, number of members, species and grade for beams and point loads
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Wall sheathing type and thickness
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Wall bracing method used
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Portal/narrow wall bracing detail, if required
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Point loads marked with load path and blocking requirements
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If brick veneer used, list lintel requirements.
Roof Framing
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Roof rafter plan or layout from manufacturer if using engineered roof trusses
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Roof rafter direction, size, on-center spacing, species, grade and spans
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Roof tie down method and continuous load path
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Collar ties and rafter ties size and spacing
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Ridge board, hip and valley sizes
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Ceiling joist direction, size, on-center spacing, species, grade and spans
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Openings in ceilings or roof, headers and trimmers marked
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Roof sheathing type and thickness
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Roof ventilation or plans marked as unvented with installation details
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Attic access size and location
Decks and Porches
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Dimensions – outside dimensions, spans between supports posts and footings.
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Footing sizes – width, depth and locations.
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Posts size.
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Beam sizes, number of members and spans between supports.
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Post-to-Beam attachment details
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Floor joist direction, size, on-center spacing and spans.
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Floor joist-to-Beam attachment details.
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Bracing details for free standing decks and decks attached to structures with a floor height 4’ or taller.
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Deck to house band attachment details.
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Header size, number of members and spans between posts
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Ceiling joist direction, size, on-center spacing and spans
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Roof rafter direction, size, on-center spacing and spans
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Ridge size
Note: All structural information must comply with the 2018 International Residential Code and all adopted ordinances. Structural elements not found in 2018 International Residential Code must be sealed by a professional engineer or architect registered in the State of Tennessee or comply with the requirements of the 2018 International Building Code.