Building Guide. Building Guide. Colorado Chapter of the International Code Council. Single Family Residential Patio Covers & Carports

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1 7/19/16 Building Guide Colorado Chapter of the International Conference of Building Officials Building Guide Colorado Chapter of the International Code Council Single Family Residential Patio Covers & Carports How to Use this Guide Check with your jurisdiction regarding type of submittal(paper or electronic) and for additional requirements. Draw to scale and complete the following(hint: use graph paper with ¼ squares. Example: ¼ = 1 ). 1 Complete this Building Guide by filling in the blanks on page two, and indicating which construction details will be used. 2 Provide 2 Plot Plans (site plan) showing dimensions of your project or addition and its relationship to existing buildings or structures on the property and the distance to existing property lines drawn to scale. See Page 2 3 Fill out a building permit application. The majority of permit applications are processed with little delay. The submitted documents will help determine if the project is in compliance with building safety codes, zoning ordinances and other applicable laws. The Colorado Chapter of the International Code Council is a professional organization seeking to promote the public health, safety and welfare to building construction. We appreciate your feedback and suggestions. To obtain a master copy of this building guide, please write to the Colorado Chapter of the International Code Council, P.O. Box 961, Arvada, CO This handout was developed by the Colorado Chapter of the International Code Council as a basic plan submittal under the 2015 International Residential Code. It is not intended to cover all circumstances. Check with your Department of Building Safety for additional requirements. 1

2 7/19/16 Single Family Residential Patio Covers & Carports Site Plan Example Utility Easment Concrete Slab for Garage One Story Frame =20 Note: Dimensions are for reference purposes only 45.8 Proposed Addition Hometown Street 40.0 Walkway 30.0 Concrete Drive Note: Manufactured homes require independent/self supported patio structure 2

3 7/19/16 Single Family Residential Patio Covers & Carports Directions Address: 1. Fill in the blanks with dimensions and materials which will be used to build the structure. Please print legibly. 2. Indicate in the check boxes which details from page 4 will be used. Please note if any of the sides of your carport addition are closer than 5'-0" to the property line, that side of the carport must be enclosed with a solid 1 hour fire rated wall as shown in Alternate Details B and C. You must however, keep at least two sides of the carport open to conform to the building code requirements. Zoning approval is required. 3. Roofing to be installed per manufacturer s instructions, including low slope application and required inspections made. Roof covering (example: Class A 3 tab shingles) Underlayment (example: 15# felt with 19 laps) Size and Amount of Lags (example: Two 1/2 x 4 1/2 16 O.C.) Patio Section Existing building Detail A Alternate A Other (provide detail) Maximum rise 7 3/4" to top of door threshold Span Isolate from Slab Slope Concrete Slab Minimum Diameter Pier 8" (size determined by load) 12 pitch Detail B Alternate B Detail C Alternate C Sheathing Overhang 6'-8" (example: 1/2" exterior plywood) 2x rafters spaced " O.C. (example: 2 x 8 rafters spaced 24" O.C.) Note: Walls, posts, and overhangs closer than 5 to the property line to be 1hr. rated No closer than 2 feet to property line Beam splices to occur over posts with 1 1 /2" bearing ( ) "x "beam (example: (2) 2"x10") Span (example: 10'-3") 12' 0") Siding (for Alternate B only) "x "posts (example: 4"x4") spaced apart (example: 6') Footing "x " (for Alternate C only) 3

4 Single Family Residential Patio Covers & Carports 7/19/16 Detail A Existing roof rafters or trusses Galvanized metal joist or rafter hangers Extend underlayment from new roof a of 18" onto existing roof Alternate Detail A Extend underlayment from new roof a of 18" onto existing roof Solid 2x blocking on 2x12 or greater Remove existing fascia Cont. 2x ledger Secure ledger to wall with lag 16" O.C. Locate lag screws to penetrate top plate or studs Note: Remove brick veneer at top of wall Existing wall before installing continuous 2x ledger Existing wall Existing Roof (remove existing shingles) Cont. 2x6 secured to existing roof with fasteners at each rafter or truss Detail B Solid 2x blocking on 2x12 or greater Galvanized metal post/beam connector Alternate Detail B - 1 Hour Wall Solid 2x fire blocking on 2x12 or greater 5/8" type "X" exterior gypsum sheathing Galvanized metal post/beam connector Exterior siding Infill between posts w/ 16" O.C. 2x facia No closer than 2 feet to property line Two layers of 5/8" type X exterior gypsum board soffit Less than 5 to property line Detail C Treated or decay resistive post Alternate Detail C - 1 Hour Wall Bottom plate shall be treated wood Infill between posts w/ 16" O.C. Minimum 3 1/2" concrete slab 1" Galvanized column base w/ 1" spacer to concrete Minimum 3 1/2" concrete slab 1" Galvanized column base w/ 1" spacer to concrete Isolate from Slab 8" diameter concrete caisson Anchor bolt 7 penetration Isolate from Slab Check local building department for swelling soils. caissons may be required. Anchor bolt 7 penetration Footing 8" " 4

5 Deck & Patio Cover Inspection Request (Also Includes Pergolas, Gazebos, Shade Structure, Sheds, etc.) The following inspections are required: 1. Caissons/ Footings open hole before filled with concrete 2. Structural Frame and safety glazing IRC 308 after columns, joists, beams, ledger, and connections have all been completed If the deck will be built over an existing basement window or window well(s) then: a. There must be a framed opening the same size or larger than the existing window well. b. The opening cover must be made to provide for natural light, ventilation and egress requirements. A metal grate with sufficient openings and strength would be allowed. 3. Final Building and safety glazing IRC 308 after decking /handrails /guardrails/roof coverings e have been installed Decks-any electrical installed on/within a deck will require a separate electrical permit obtained and all inspections approved, rough and final. Patio Covers-if there is electrical indicated on your plans for lights, fans, outlets, etc then no additional permit is required. If any electrical is added after the issuance of the patio cover permit then a separate permit must be obtained and all required inspections completed. To schedule an inspection visit You will need to provide the following information: 1. Contractor/Public user ID and password 2. Click on My Dashboard 3. Click on the Permit number 4. Click on the date of the inspection request 5. Click on the type of inspection Inspections are scheduled the next business date (unless otherwise instructed) for all inquires received before 3:30PM the day the request is initiated. NOTE: HOMEOWNERS ONLY RECEIVE A THREE HOUR WINDOW (ESTIMATED TIME OF ARRIVAL) PROVIDED THEY CALL BETWEEN 8:30AM -9.00AM THE MORNING OF SCHEDULED INSPECTION AND TALK TO THE ASSIGNED INSPECTOR.