1 – 1/2″ Composite Floor Deck (Normal Weight Concrete – 145 PCF)

1-1/2” Composite deck is used when the slab and support-to-support distance are both moderate in size

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Description

1-1/2” Composite deck is used when the slab and support-to-support distance are both moderate in size

Section Properties and Flexural Resistance (Fy = 40 ksi)

GageDesign ThicknessWeight (psf)As(In2) Ip(In4)In(In4) Sp(In3)Sn(In3)Allowable Moment Mp/Ω inch-lbsAllowable Moment Mn/Ω inch-lbsAllowable Shear Vn/Ω lbs
220.02951.610.4850.15000.18330.1744 0.1796417743002243
200.03582.040.5880.19330.22670.2228 0.2309533755332714
180.04742.700.7780.28330.30000.30370.314772707540 3572
160.05983.200.9820.38000.38000.39000.3957934094774479

Notes: 1. All section properties and strengths are reported per foot of panel width.
2. All section properties and ASD flexural strengths are calculated in accordance with ANSI/SDI C-2011,
Section 2.4.A.1; p = Property in positive bending; n = Property in negative bending.
3. Moments of Inertia are calculated at 0.60Fy

Allowable Superimposed Load (ASD)
Clear Span (ft. – in.)

Slab ThicknessGage5’-0” 5’-6” 6’-0” 6’-6”7’-0” 7’-6” 8’-0”8’-6” 9’-0” 9’-6” 10’-0”10’-6”11’-0” 11’-6”12’-0”
3-1/2”
(t=2.00)
33 PSF
22400342238238202172149129112 988676675952
3-1/2”
(t=2.00)
33 PSF
20400400341286244209181157138121107958475 67
3-1/2”
(t=2.00)
33 PSF
18400400343289246211 182159 13912210895857567
3-1/2”
(t=2.00)
33 PSF
1640040033328023820417715413411810492827365
4”
(t=2.50)
39 PSF
2240040035429825321618716214112410996857567
4”
(t=2.50)
39 PSF
204004004003593062622271981731531351201069585
4”
(t=2.50)
39 PSF
18400400400363309266230200176155137121 1089686
4”
(t=2.50)
39 PSF
164004004003543012582231951701501321171049383
4-1/2”
(t=3.00)
45 PSF
22400400400360306262226 1971721511331171049282
4-1/2”
(t=3.00)
45 PSF
20400400400400371318276240211186164146130116104
4-1/2”
(t=3.00)
45 PSF
18400400400400376323280244214189167148132118106
4-1/2”
(t=3.00)
45 PSF
16400400400400367315273238209184163144128115103
5”
(t=3.50)
51 PSF
22400400400400361309267232203178157 13912311098
5”
(t=3.50)
51 PSF
20400400400400400376326 284250220195173154138124
5”
(t=3.50)
51 PSF
18400400400400400383332290254224199177158141126
5”
(t=3.50)
51 PSF
16400400400400400374324283248219194172154137123
5-1/2”
(t=4.00)
57 PSF
22400400400400400358309269235207183162143128114
5-1/2”
(t=4.00)
57 PSF
20400400400400400400377329289255226201179161144
5-1/2”
(t=4.00)
57 PSF
18400400400400400400385336295261231206184164 147
5-1/2”
(t=4.00)
57 PSF
16400400400400400400377329289255226201179160144
6”
(t=4.50)
63 PSF
22400400400400400400352306268236208184164146130
6”
(t=4.50)
63 PSF
20400400400400400400400375330 291258230205184165
6”
(t=4.50)
63 PSF
18400400400400400400400384337298264235210188169
6”
(t=4.50)
63 PSF
16400400400400400400400376331292259230206184165

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