A platform is a reusable, raised walking surface intended for temporary use. The following are
Platform Frame – A standard platform is 4x8 feet.
Platform Material – Stud grade 2x4
Platform Assembly – Joists should be installed every 24 inches. Use 3 inch deck screws.
Platform top Material – ¾ inch plywood
Platform top Attachment – 1 ⅝ inch deck screws, spaced 12 inches apart.
Platform Legs Material if Platform height ≤ 4 feet: stud grade 2x4
Platform Legs material if Platform height > 4 feet: 4x4
Required Number of legs if 2x4 frame – Install 6 legs.
required number of legs if 2x6 frame – Install 4 legs.
Cross Braces – Use for any platform over 2 feet in height
Cross Brace Material – 1x3
Cross brace Length – Ensure braces are long enough to allow attachment within 9 inches of the top and bottom of the legs.
Cross brace Attachment – Form an "X" pattern on the sides and ends of the platform.
Platform-to-Platform Attachment – Two ⅜ inch diameter hex head bolts, each secured with a hex nut and two washers. Minimum bolt length 3 ½ inches.
Weight-Bearing Guardrails – Install guardrails on platforms taller than 30 inches.
Platform Guardrails Material – 2x4 (we used 4x4s?)
Platform Guardrails Vertical Supports No less than 42 inches above top surface, maximum horizontal spacing of 48 inches.
Hollywood Flat Frame – A standard flat is 4x8 feet.
Hollywood flat Material – 1x3
hollywood flat Assembly – Toggles should be installed every 32 inches. Use 1 ⅝ inch drywall screws.
hollywood flat facing Material – ¼ inch lauan
hollywood flat facing material Attachment – ¾ inch drywall screws or narrow-crown staples. Facing may be glued to the frame to prevent warping.
hollywood flat Bracing – Ensure that flats are supported to prevent tip-over.
Stairs frame Hurdles – Vertical 2x4 frames extending to the floor with horizontal supports. . stair Stringers – Sloped 2x12 boards, notched to support each step
stair Tread Material – ¾ inch plywood
stair tread vertical Rise – 4 to 7 ¾ inches, consistent for each step. (can vary by 1/4in)
stair tread Horizontal Run – 10 inches, consistent for each step
stair tread width – Minimum 24 inches 3.
stair handrails Material – Any graspable, weight-bearing material and hardware are permitted. (we used 2x4s)
stair handrails Height – 30 to 34 inches, measured vertically from edge of step, parallel to stair slope
A platform is a reusable, raised walking surface intended for temporary use. The following are
Platform Frame – A standard platform is 4x8 feet.
Platform Material – Stud grade 2x4
Platform Assembly – Joists should be installed every 24 inches. Use 3 inch deck screws.
Platform top Material – ¾ inch plywood
Platform top Attachment – 1 ⅝ inch deck screws, spaced 12 inches apart.
Platform Legs Material if Platform height ≤ 4 feet: stud grade 2x4
Platform Legs material if Platform height > 4 feet: 4x4
Required Number of legs if 2x4 frame – Install 6 legs.
required number of legs if 2x6 frame – Install 4 legs.
Cross Braces – Use for any platform over 2 feet in height
Cross Brace Material – 1x3
Cross brace Length – Ensure braces are long enough to allow attachment within 9 inches of the top and bottom of the legs.
Cross brace Attachment – Form an "X" pattern on the sides and ends of the platform.
Platform-to-Platform Attachment – Two ⅜ inch diameter hex head bolts, each secured with a hex nut and two washers. Minimum bolt length 3 ½ inches.
Weight-Bearing Guardrails – Install guardrails on platforms taller than 30 inches.
Platform Guardrails Material – 2x4 (we used 4x4s?)
Platform Guardrails Vertical Supports No less than 42 inches above top surface, maximum horizontal spacing of 48 inches.
Hollywood Flat Frame – A standard flat is 4x8 feet.
Hollywood flat Material – 1x3
hollywood flat Assembly – Toggles should be installed every 32 inches. Use 1 ⅝ inch drywall screws.
hollywood flat facing Material – ¼ inch lauan
hollywood flat facing material Attachment – ¾ inch drywall screws or narrow-crown staples. Facing may be glued to the frame to prevent warping.
hollywood flat Bracing – Ensure that flats are supported to prevent tip-over.
Stairs frame Hurdles – Vertical 2x4 frames extending to the floor with horizontal supports. . stair Stringers – Sloped 2x12 boards, notched to support each step
stair Tread Material – ¾ inch plywood
stair tread vertical Rise – 4 to 7 ¾ inches, consistent for each step. (can vary by 1/4in)
stair tread Horizontal Run – 10 inches, consistent for each step
stair tread width – Minimum 24 inches 3.
stair handrails Material – Any graspable, weight-bearing material and hardware are permitted. (we used 2x4s)
stair handrails Height – 30 to 34 inches, measured vertically from edge of step, parallel to stair slope
