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Home My WebLink AboutBuilding Guide0 Single Family Residential Uncovered Decks and Porches Directions 1. Fill in the blanks. Please print legibly. 2. Indicate in the check box which detail from page 3 will be used. L c4 k 5 1//ON GAG Size and Amount of La s st�y��jedfer (example:Two 112'N'41/2^tags @ 18'0.C.) Deck Section Address: „.2a /ler n_ 6) Iemii8te vef'145s ,u) sn)J Type of deckin / x 6 - C Year -,be et -lrei (example: 1 x 4 or 2 x 6- Trex) f rExisting bldg. Electrical outlet required on decks over 20 sq. ft. Approved flashing required 36" high guard with balusters spaced so that a 4 Inch diameter iv sphere cannot pass through 411C � M Beam splices to occur over ��-.1114 posts with 1 1/2" bearing _fir Attach decking with non corrosive fasteners Detail A (see page 3) ✓ Check one 6171411. 2x /lpjoists spaced Jig " apart (example: 2 x 10" spaced 24" apart) (� x beam (example: (2) 2 x 10 - see detail B) ❑ Detail B Alternate Detail B1 Alternate Detail B2 (see page 3) Conditions such as attachment to cantilevers or veneers may require Engineer's approval Span Q) 0 c v c_ E c CO L Detail C (see page 3) Finished grade Note: Emergency escape windows are allowed to be installed under decks and porches provided the location of the deck allows the emergency escape window to be fully opened and provides a path not less than 36" in height to a yard or court. 6'8" required for walk out basements or patios. 36 Inches Min. 2x /0 rim joist (example: 2 x 10 - see Alternate 81 & B2) r x, (p posts spaced '/' apart (example: 4 x 4 posts spaced 6' apart) Span Ia-I 6. it (example: 13' - 4") Type of sidjng (existing) WPM Note: A plot plan (plan view) showing the dimensions of your project or additions and its relationships to existing buildings or structures on the property must be included. In addition to project dimensions, your plot plan must also show other details such as post locations and spacing, joist and beam spans, and any other pertinent information not shown on the section drawing. This handout was developed by the Colorado Chapter of the International Code Council as a basic plan submittal under the 2009 International Residential Code. It is not intended to cover all circumstances. Check with your Department of Building Safety for additional requirements. 5/18/10 5/18/10 Building Guide Colorado Chapter of the International Code Council Single Family Residential Uncovered Decks and Porches How to Use this Guide Provide two sets of plans, drawn to scale and complete the following (hint: use graph paper with 1/4" squares. Example: 1/4" = 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. 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 I t, o 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 80001. http://www.coloradochaptericc.org This handout was developed by the Colorado Chapter of the International Code Council as a basic plan submittal under the 2009 International Residential Code. It is not intended to cover all circumstances. Check with your Department of Building Safety for additional requirements. CITY OF GLENWOOD SPRINGS Community Development/Building 101 W. 8TH STREET GLENWOOD SPRINGS CO 81601 (970)384-6411 5/18/10 Single Family Residential Uncovered Decks and Porches Detail A Detail B Existing building /--- r Approved flashing required behind existing siding Attach to joists with non -corrosive fasteners Attach ledger to existing bldg. �="` with non -corrosive lag bolts spaced min. 16" apart. Locate bolts to penetrate rim joist or wall studs. Non -corrosive metal joist hanger Approved flashing Conditions such as attachment to cantilevers or veneers may require Engineer's approval Alternate Detail B1 Beam splices to occur over posts with 1 1/2" bearing Secure balusters to beam Non -corrosive metal post/beam connector Alternate Detail B2 Secure balusters to beam Full depth 2x solid blocking Secure balusters to beam 24" max. Beam splices to occur over posts with 1 1/2" bearing Non -corrosive metal post/beam connector Beam splices to occur over posts with 1 1/2" bearing Non -corrosive metal post/beam connector Detail C 1/2" (min.) diameter anchor bolt embedded 7" min. into concrete pier or the equivalent Finished . rade Non -corrosive metal post anchor 8" min. If less than 8", post must be decay resistive 8" (min.) diameter pier This handout was developed by the Colorado Chapter of the International Code Council as a basic plan submittal under the 2009 International Residential Code. It is not intended to cover all circumstances. Check with your Department of Building Safety for additional requirements. 5/18/1n Single Family Residential Uncovered Decks and Porches Stair & Handrail Specifications New or existing light required Guardrail -) (*) Deck Open guardrails on decks more than 30 inches above grade or a floor below shall have members spaced so that a 4 inch diameter sphere cannot pass through. Openings for required guards on the sides of stair treads shall not allow a 4 3/8" diameter sphere to pass through. Stairway Notes: 1. Stairways shall be not less than 36" in width. 2. Stairway rises shall be not greater than 7 3/4". 3. Stairway treads shall have a minimum run of 10". 4. The length of Run and the height of Riser shall not vary more than 3/8" in the entire run of the stair. 5. Stairs are required to be illuminated. 6. Open risers permitted if opening is less than 4". 7. A nosing not less than 3/4" but not more than 1 1/4" shall be provided on stairways with solid risers, and less than 11". 8. Composite materials (example:Trex) may require 4 stringers Guardrai required if more than 30" Less than 6" dia. 10" min. run from nosing to nosing 34-38" above nosings Open risers less than 4" 7 3/4" max. rise Handrail (see details below) 36" Min. Landing same width as stairs Finished grade Handrail Notes: 1. Handrails shall be continuous on at least one side of stairs with 4 or more risers. 2. Top of the handrails shall be placed not fess than 34 inches nor more than 38 inches above stair nosings. 3. The handgrip portion of handrails shall be not less than 1-1/4 inches nor more than 21/4 inches in cross section for non circular handrails. 4. Handrails shall be placed not less than 1-1/2 inches from any wall or other surface. 5. Handrails to be returned to wall, post or safety terminal (per 311.7.7.2 IRC) Acceptable Handrail Details 13/4" 1 '/4" - 2" Gripable Wall or other surface----\,____ 1 1/2" min. This handout was developed by the Colorado Chapter of the International Code Council as a basic plan submittal under the 2009 International Residential Code. It is not intended to cover all circumstances. Check with your Department of Building Safety for additional requirements. 4 36" min. height (*) Deck Open guardrails on decks more than 30 inches above grade or a floor below shall have members spaced so that a 4 inch diameter sphere cannot pass through. Openings for required guards on the sides of stair treads shall not allow a 4 3/8" diameter sphere to pass through. Stairway Notes: 1. Stairways shall be not less than 36" in width. 2. Stairway rises shall be not greater than 7 3/4". 3. Stairway treads shall have a minimum run of 10". 4. The length of Run and the height of Riser shall not vary more than 3/8" in the entire run of the stair. 5. Stairs are required to be illuminated. 6. Open risers permitted if opening is less than 4". 7. A nosing not less than 3/4" but not more than 1 1/4" shall be provided on stairways with solid risers, and less than 11". 8. Composite materials (example:Trex) may require 4 stringers Guardrai required if more than 30" Less than 6" dia. 10" min. run from nosing to nosing 34-38" above nosings Open risers less than 4" 7 3/4" max. rise Handrail (see details below) 36" Min. Landing same width as stairs Finished grade Handrail Notes: 1. Handrails shall be continuous on at least one side of stairs with 4 or more risers. 2. Top of the handrails shall be placed not fess than 34 inches nor more than 38 inches above stair nosings. 3. The handgrip portion of handrails shall be not less than 1-1/4 inches nor more than 21/4 inches in cross section for non circular handrails. 4. Handrails shall be placed not less than 1-1/2 inches from any wall or other surface. 5. Handrails to be returned to wall, post or safety terminal (per 311.7.7.2 IRC) Acceptable Handrail Details 13/4" 1 '/4" - 2" Gripable Wall or other surface----\,____ 1 1/2" min. This handout was developed by the Colorado Chapter of the International Code Council as a basic plan submittal under the 2009 International Residential Code. It is not intended to cover all circumstances. Check with your Department of Building Safety for additional requirements. 4