Community Development Department

 

MINIMUM PLAN GUIDELINES

FAQ's

Building Permit Process

HUD Building Permit Process

Minimum Plan Guidelines

SITE PLAN Minimum Scale: 1" = 20'-0" or 1/16" = 1'-0" (1:250 or 1:200) 

•Building or addition placement on lot or site, relative to property lines and any existing buildings or structures
•Lot dimensions, building setback dimensions, driveways, adjacent streets and alleys (if applicable)
•Setback dimensions are measured from property lines to exterior building line
•Address (if known) and complete legal description of property, such as Lot #, Block #, and Subdivision
•Locations and heights of exterior steps, terraces, porches, fences, decks, planters and retaining walls
•Locations and dimensions of easements (if any exist--check approved subdivision plans at Engineering Dept.)
• Size, location, material of water and sewer service lines or other underground utilities, and water meters
• Off-street parking areas and surface materials
• Show existing and proposed topographic contours. The finished ground surface of the site must provide surface drainage away from the structure and toward a public way or other approved drainage area
• Elevation of the foundation and the highest site corner, relative to the top of curb, must be 12 inches + 2% of the horizontal distance to the gutter.

FLOOR PLANS Minimum Scale: 1/4" = 1'0" (1:50)

•Fully dimensioned floor plan of each floor and basement, including all attached porches, garages, carports, decks, or other areas. Label the use of each room or space.
•Foundation plan, including the widths of foundation walls, and the sizes and locations of isolated footings (MUST BE STAMPED BY REGISTERED PROFESSIONAL ENGINEER –UNLESS STANDARD FOUNDATION APPLIES)
•Structural framing information: orientation, size, material and spacing of all floor, wall, ceiling and roof structural members, including; joists, girders, columns, beams, headers, engineered trusses (MUST BE STAMPED), wood I-joists, posts, etc.
•Location of all permanent walls and partitions with door, attic & under floor access, and window openings. Show window and door sizes, and all directions of door swings. Label special details, such as escape windows & rated doors.
•Location and size of all permanently installed equipment such as cabinets, countertops, closets, sinks, bathtubs, toilets, water heater, furnace, stove, wet bar, locations for clothes washers and dryers, etc.
•Locations of electrical fixtures and equipment such as panels, smoke detectors, exhaust fans, and main disconnect. Label special electrical outlets such as GFCI and weatherproof. Label size of electrical service.

ELEVATIONS Minimum Scale: 1/4" = 1'-0" (1:50)

•Front, rear, and side elevations showing the exterior appearance of building from the ground to top of the roof
•Show finished grade lines at buildings, height of finish floor, top of foundation, etc.
•Location and size of windows, doors, attic vents, and chimneys. Provide the sizes of windows and doors, if the information is not provided on the floor plans or on the window and door schedules

DETAILS & SECTIONS Minimum Scale: 3/8" = 1'0" (1:30)

•Exterior wall section showing all details of construction from the footing to the highest point on the roof. Provide a different section for each different type of wall construction. Provide the size and material for all components, such as foundation, wall floor and attic insulation, wall studs, dampproofing, exterior wall finish, roof covering, etc.
•Section through any portion of the building where rooms are situated at various levels or where finished attic space is proposed (1/4" = 1'-0: (1:50) scale may be used)
•Section through stairways and landings. Show framing, headroom clearance, riser and tread sizes
•Sections and details of all critical construction elements, unique features, or special structural items
•Manufacturers shop drawings for engineered roof trusses and other engineered components
•Details of any fire-resistive construction showing compliance with approved or listed assemblies

Note 1: This information is provided as a guideline only. If you have any questions regarding the preparation of plans and specifications, please contact the Community Development Department at (307) 857-7710.

Reminders for Submitting Plans for Review:

2 complete sets of plans and specifications
Plan Review Fee (except residential)
Plans and details must be drawn to scale
Sufficient details to indicate nature of work
Show compliance with all applicable codes
Name, address, and phone number of person who prepared plans
Plans may have to be prepared by a Wyoming licensed architect or engineer when required by the Building Official

Addition Projects Must Include:

Complete site plan drawn to scale
Floor plan with the existing building and the addition (show existing spaces adjacent to addition)
At least one elevation showing how the addition will connect to existing building
Details of any special construction elements
Size, material & spacing of all framing members (floor joists, rafters, studs, etc.)

Minimum Plans for a Single Family Home:

A dimensioned site plan drawn to scale
Footing and foundation plan, by Engineer
Dimensioned floor plans for each floor
At least one exterior elevation of building
At least one exterior wall section showing the wall from the footing to the rooftop
Size, material & spacing of all framing members (floor joists, rafters, studs, etc.)
Other drawings necessary to clearly show the nature of work & code compliance

Please note that these are only general guidelines. All plans must provide enough detail to show compliance with all of the applicable building codes as adopted and amended by the City of Riverton.

If your plans are incomplete or difficult to understand, we will request additional information or a complete resubmittal. If this occurs, your building permit will be delayed.

Also refer to the links entitled “Building Permit Process” and “HUD Manufactured Homes Building Permit Process” for additional information, applicable codes, and design criteria for Riverton.

 

  (307) 857-7710 • FAX (307) 857-7470
816 North Federal Boulevard • Riverton, WY 82501
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