Concrete Floor - Two-Way, Plate

Concrete Floor - Two-Way, Plate

Plan and isometric drawings of a Two-Way Concrete Flat Plate Floor System with dimensions for typical span lengths
Description
Description

A two-way concrete flat plate is a structural system commonly used in building construction, consisting of a thin, horizontal slab of reinforced concrete. It spans in both directions, transferring loads evenly to supporting columns without the need for beams. This design offers several advantages, including reduced floor-to-floor height, lighter weight, and efficient formwork.

It also allows for flexible architectural layouts and unobstructed ceiling spaces, making it ideal for residential and commercial buildings. However, the flat plate system may require additional reinforcement for shear and punching shear resistance, and can be more susceptible to deflection and vibrations than other systems.

Dimensions & Sizes
Dimensions & Sizes

Two-Way Plate Concrete Floors are constructed in a range of sizes with conventional spans between 10’-40’ (3.05-12.19 m) and post-tensioned spans of 18’-47’ (5.49-14.33 m). Slab depths are typically between 5”-14” (12.7-35.6 cm) based on the span to depth formula of Span/33. Column sizes for Two-Way Plate Concrete Floors are commonly 12”-32” (30.5-81.3 cm).

Section drawing of a Two-Way Concrete Flat Plate Floor System measuring typical depth and heights
Section drawing of a Two-Way Concrete Flat Plate Floor System measuring typical depth and heights
3D Model
3D Model
Common Questions
Common Questions
3D model of Concrete Floor (Two-Way, Plate) viewed in perspectiveConcrete Floor - Two-Way, Plate
Details
Details

*Under Development*

Height:
5”-14” | 12.7-35.6 cm
Width:
10’-47’ | 3.05-14.33 m (Span)
Depth:
Length:
10’-47’ | 3.05-14.33 m (Span)
:
:
Weight:
Area:
:

Span (Conventional): 10’-40’ | 3.05-12.19 m
Span (Post-Tensioned): 18’-47’ | 5.49-14.33 m
Slab Depth (Formula): Span/33
Column Size: 12”-32” | 30.5-81.3 cm
Floor to Floor Height:
10’-16’ | 3.05-4.88 m

Materials:
Reinforced concrete
:
:

Drawings include:
Two-Way Concrete Flat Plate Floor System plan, section, isometric

Concrete floor systems are reinforced slab structures designed to satisfy a range of loading and span conditions in a building. Concrete floor systems are designed to span in either one direction (one-way) or both directions (two-way) of a structural bay.

4”-10” | 10.2-25.4 cm
6’-28’ | 1.83-8.53 m (Span)
6’-28’ | 1.83-8.53 m (Span)
Concrete Floor - One-Way, Slab
25.400
853.000
853.000
8405
https://p3d.in/e/ZoAOs
GUIDE
3D
Concrete Floor - One-Way, SlabPerspective view of a 3D model of Concrete Floor (One-Way, Slab)Perspective view of a 3D model of Concrete Floor (One-Way, Slab)
4”-14” | 10.2-35.6 cm
10’-46’ | 3.05-14.02 m (Span)
10’-46’ | 3.05-14.02 m (Span)
Concrete Floor - Two-Way, Slab
35.600
1402.000
1402.000
8400
https://p3d.in/e/BowS7
GUIDE
3D
Concrete Floor - Two-Way, SlabView of Concrete Floor (Two-Way, Slab) in 3D available for downloadView of Concrete Floor (Two-Way, Slab) in 3D available for download
10”-29” | 25.4-73.7 cm
25’-80’ | 7.62-24.38 m (Span)
25’-80’ | 7.62-24.38 m (Span)
Concrete Floor - Two-Way, Waffle Slab
73.700
2438.000
2438.000
7450
https://p3d.in/e/1JpzY
GUIDE
3D
Concrete Floor - Two-Way, Waffle Slab3D model of Concrete Floor Two-Way, Waffle Slab viewed in perspective3D model of Concrete Floor Two-Way, Waffle Slab viewed in perspective
12”-24” | 30.5-61 cm
12’-48’ | 3.66-14.63 m (Span)
12’-48’ | 3.66-14.63 m (Span)
Concrete Floor - One-Way, Band Slab
61.000
1463.000
1463.000
725
https://p3d.in/e/ZKCmE
GUIDE
3D
Concrete Floor - One-Way, Band SlabView of Concrete Floor (One-Way, Band Slab) in 3D available for downloadView of Concrete Floor (One-Way, Band Slab) in 3D available for download
5”-14” | 12.7-35.6 cm
10’-47’ | 3.05-14.33 m (Span)
10’-47’ | 3.05-14.33 m (Span)
Concrete Floor - Two-Way, Plate
35.600
1433.000
1433.000
400
https://p3d.in/e/R3n2J
GUIDE
3D
Concrete Floor - Two-Way, Plate3D model of Concrete Floor (Two-Way, Plate) viewed in perspective3D model of Concrete Floor (Two-Way, Plate) viewed in perspective
4”-10” | 10.2-25.4 cm
6’-28’ | 1.83-8.53 m (Span)
6’-28’ | 1.83-8.53 m (Span)
Concrete Floor - One-Way, Slab & Beam
25.400
853.000
853.000
95
https://p3d.in/e/mIKv5
GUIDE
3D
Concrete Floor - One-Way, Slab & BeamView of Concrete Floor (One-Way, Slab & Beam) in 3D available for downloadView of Concrete Floor (One-Way, Slab & Beam) in 3D available for download
5”-15” | 12.7-38.1 cm
20’-50’ | 6.1-15.24 m (Span)
20’-50’ | 6.1-15.24 m (Span)
Concrete Floor - Two-Way, Slab & Beam
38.100
1524.000
1524.000
90
https://p3d.in/e/7Xeq5
GUIDE
3D
Concrete Floor - Two-Way, Slab & BeamPerspective view of a 3D model of Concrete Floor (Two-Way, Slab & Beam)Perspective view of a 3D model of Concrete Floor (Two-Way, Slab & Beam)
9”-25” | 22.9-63.5 cm
10’-60’ | 3.05-18.29 m (Span)
10’-60’ | 3.05-18.29 m (Span)
Concrete Floor - One-Way, Band Slab & Joist
63.500
1829.000
1829.000
25
https://p3d.in/e/DzI4q
GUIDE
3D
Concrete Floor - One-Way, Band Slab & JoistPerspective view of a 3D model of Concrete Floor (One-Way, Band Slab & Joist)Perspective view of a 3D model of Concrete Floor (One-Way, Band Slab & Joist)
9”-25” | 22.9-63.5 cm
10’-80’ | 3.05-24.38 m (Span)
10’-80’ | 3.05-24.38 m (Span)
Concrete Floor - One-Way, Joist Slab
63.500
2438.000
2438.000
25
https://p3d.in/e/6Qp04
GUIDE
3D
Concrete Floor - One-Way, Joist Slab3D model of Concrete Floor (One-Way, Joist Slab) viewed in perspective3D model of Concrete Floor (One-Way, Joist Slab) viewed in perspective