Steel Structures

Group Members

•Uzair Maqbool 196•Umar Maqsood 188•Umer Farooq 189•Usman Asif 195•Tariq Rehman 186

Geometry of StructureDescription Dimensions Units

Area of the Building 65 x 65 ft

No of Storey 4 Storey

Bays 3 Bays

Storey Height 12 ft

Floor Slab Thickness 6 in

Roof Slab Thickness 5 in

Steel A36

Material Unit Weight Dimensions

Units

Reinforced Cement Concrete 150 pcf

Plain Cement Concrete 140 pcf

Bricks 120 pcf

Super-Imposed Dead Loads Floor Finishes 45 psf

Exterior Walls including plaster 90 psf

Parapet 80 psf

Design Dead Load

Design Live Load

Live Loads Applied Dimensions

Units

Typical Storey 60 psf

Roof 20 psf

Building Views

Plan

Building Views

Elevation

Distributed Loadings

Loading On Distributed Loads

Weight of wall on edge beams

Roof Slab 132.5 psf 240 lbs/ft

Each Floor Slab 185 psf 1080 lbs/ft

Encircled Area of Slab is used in Design

Triangular Section of Slab Loading on peripheral beams of

triangular section can be determine usingtributary area distribution of loading.

Triangle Tributary area

Quadrilateral Section of Slab Loading on peripheral beams of

section can be determine usingtributary area distribution of loading.

Quadrilatéral Tributary area

Loading

• Triangular loading on beams due to distributed area

• Loading on edge beams due to external walls

Moments

• Due to triangular loading

Due to uniformly distributed loads

Encircle Section Beams of Roof

Roof Plan of Beams

Floor Plan of Beams

Compressive Loads

Column

Connected

Loads

C2 B1 – B2 19 kips

C3 B2 – B3 – B5

49 kips

C5 (8) B5 165 kip

Column

Connected

Loads

C2 B1 – B2 41 kips

C3 B2 – B3 – B5

85 kips

C5 (8) B5 230 kip

Roof onto Columns

Floor onto Columns

Columns for Top Two Storeys

Columns for Bottom Two Storeys

Thanks