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Eqrs C2

The document presents structural framing and load analysis for earthquake-resistant structures, detailing various load types such as point loads, linear loads, and area loads. It includes specific measurements for building components and calculations for dead and live loads, as well as seismic weight and base shear definitions. Group members Sujith Chowdary V Vemulapalli and Nishanth RG are involved in the project, which is part of their coursework in Earthquake Resistant Structures.
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© © All Rights Reserved
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0% found this document useful (0 votes)
6 views4 pages

Eqrs C2

The document presents structural framing and load analysis for earthquake-resistant structures, detailing various load types such as point loads, linear loads, and area loads. It includes specific measurements for building components and calculations for dead and live loads, as well as seismic weight and base shear definitions. Group members Sujith Chowdary V Vemulapalli and Nishanth RG are involved in the project, which is part of their coursework in Earthquake Resistant Structures.
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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FLOOR PLAN 1 FLOOR PLAN 2

FLOOR PLAN 3 FLOOR PLAN 4

GROUP MEMBERS:
1. SUJITH CHOWDARY V VEMULAPALLI

2. NISHANTH RG

STUDENT NAME
NISHANTH RG

USN SEM SEC


1RW21AT066 8 B

PLATE TITLE
STRUCTURAL FRAMING

SUBJECT CODE PLATE NO SHEET NO


A 1
21ARC96
SUBJECT NAME
EARTHQUAKE RESISTANT
STRUCTURES
REMARKS

BUILDING HEIGHT = 44000mm COLUMN SIZE = 750X750mm


FLOOR TO FLOOR HEIGHT = 4000mm BEAM SIZE = 900X300mm
WALL THK = 250mm
SLAB THK = 200mm
1. Point Load (Concentrated Load)

A force applied at a single, specific location.


SI Unit: Newton (N) or Kilonewton (kN)

Example: A column supporting a beam, where the reaction


force acts as a point load.

2. Linear Load (Distributed Load)


A force spread along a length, typically on beams or slabs.

Types:
Uniformly Distributed Load (UDL) – Constant over the length.
Uniformly Varying Load (UVL) – Varies linearly along the
length.
SI Unit: Newton per meter (N/m) or Kilonewton per meter
(kN/m)
FLOOR PLAN 2
Example: The weight of a wall resting on a beam.

3. Area Load (Surface Load)

A force spread over an area, commonly found in slabs and


foundations.
SI Unit: Newton per square meter (N/m²) or Kilonewton per
square meter (kN/m²)

Example: The weight of furniture and occupants on a floor slab.

GROUP MEMBERS:
1. SUJITH CHOWDARY V VEMULAPALLI

2. NISHANTH RG

Unit weight of Brick + Mortar Unit weight of brick(18KN/m3) x 230 mm x


Floor to Floor height - Slab Thickness(3m STUDENT NAME
=24KN/m3
x Floor Finish Thickness (50mm) 0.6m) NISHANTH RG
=24 x 0.05m =18 KN/m3 x 0.23m x 2.4m = 9.936=
=1.2KN/m2 =10KN/m2 USN SEM SEC
1RW21AT066 8 B

PLATE TITLE
LOAD AND LOAD COMBINATIONS

SUBJECT CODE PLATE NO SHEET NO


B 1
21ARC96
SUBJECT NAME
EARTHQUAKE RESISTANT
STRUCTURES
REMARKS
Base Shear (Vb) – Definition
Component Load (kN) Time Period
1. Slab Dead Load Base Shear (Vb) is the total lateral force (in kN) at the
T = 0.965seconds
Load = Unit weight × Area × Thickness Slab 200 base of a structure due to seismic action as per the
= 25 × 40 × 0.2 Beams 972 Equivalent Static Method in IS 1893:2016 (Part 1).
= 200 kN Columns 588
Shear Walls 1,614.75 It represents the total horizontal earthquake force the
2. Beam Dead Load Floor Finish (Stone) 53 structure must resist.
Volume of one beam = 0.27 × 6 = 1.62 m³ Partition Walls 164.15 TIME PERIOD X AND Y DIRECTION
Total volume = 1.62 × 24 = 38.88 m³ Total Dead Load 3,591.90 kN vb = Ah x w
Load = Volume × Unit weight = 38.88 × 25 = 972 kN
LIVE LOAD Where:
3. Column Dead Load
Live Load = 3 kN/m² ×336 m² = 1008kN • Vb = Base Shear (in kN)
Volume of one column = 0.49 × 4 = 1.96 m³ • Ah = Design horizontal seismic coefficient
Total volume = 1.96 × 12 = 23.52 m³ (unitless)
Load = 23.52 × 25 = 588 kN • W = Seismic Weight of the building (in kN)
ETABS Screenshot of the floor considered above
4. Shear Wall Dead Load Seismic Coefficient
Sa/g reference graph
Area of one wall = 4 × 21.53 = 86.12 m²
Ah = Z/2 X I/R X Sa/g
(IS 1893:2016 Part 1)
Volume of one wall = 86.12 × 0.25 = 21.53 m³
Total volume = 21.53 × 3 = 64.59 m³
Load = 64.59 × 25 = 1,614.75 kN Where:
• Z = Zone Factor, depends on seismic zone
• I = Importance Factor, depends on building use
Total Structural Dead Load for One Floor • R = Response Reduction Factor, depends on structure type
• Sa/g = Average Response Acceleration Coefficient
Slab: 200 kN Ah = 0,16/2 X 1/5 X 5 = 0.08
Beam: 972 kN
Zone Factor (Z) Response Reduction Factor R
Column: 588 kN
= 5.0
Shear Wall: 1,614.75 kN

Total = 200 + 972 + 588 + 1,614.75 = 3,374.75 kN

Floor Finish Load

Thickness = 50 mm = 0.05 m

Area = 40 m²
Seismic Weight Calculation (W) GROUP MEMBERS:
1. SUJITH CHOWDARY V VEMULAPALLI
Component Load (kN) % Considered Effective Load (kN)
Material = Stone (assumed density = 26.5 kN/m³) 2. NISHANTH RG
Dead Load 3,591.90 100% 3,591.90
Live Load 80 25% 20.00
Load = Unit weight × Thickness × Area Z = 0.16
Total W 3,611.90 kN STUDENT NAME
= 26.5 × 0.05 × 40
= 53 kN NISHANTH RG
Importance Factor
USN SEM SEC
Partition Wall Load ETABS screenshot of application of (7) - Defining 1RW21AT066 8 B
Mass Source PLATE TITLE
Density = 1800 kg/m³ = 1.8 × 9.81 = 17.65 kN/m³ EARTHQUAKE STATIC

SUBJECT CODE PLATE NO SHEET NO


Thickness = 0.10 m C 1
21ARC96
SUBJECT NAME
Height = 3.1 m EARTHQUAKE RESISTANT
Importance Factor I = 1.0
STRUCTURES
Length = 30 m REMARKS

Material = Solid concrete block

Volume = Length × Height × Thickness


= 30 × 3.1 × 0.1 = 9.3 m³
Load = Volume × Unit weight = 9.3 × 17.65 ≈ 164.15 kN
TOTAL MASS = 4,722,295.41KG

GROUP MEMBERS:
1. SUJITH CHOWDARY V VEMULAPALLI
DL+0.8LL+0.8EQX DL+0.8LL+0.8EQX 2. NISHANTH RG

STUDENT NAME
NISHANTH RG

USN SEM SEC


1RW21AT066 8 B

PLATE TITLE
MAX : 0.001377, STORY 6 MIN : (0,BASE) RESULT OF EARTH
MAX : 43.251207, STORY11 MIN : -33.920058, STORY11 QUAKE STATIC ANALYSIS
SUBJECT CODE PLATE NO SHEET NO
D 1
21ARC96
SUBJECT NAME
EARTHQUAKE RESISTANT
STRUCTURES
REMARKS

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