ISO 3rd edition Chapter 5

Question 1

Define Live Load and Dead load

Answer 1

Live are other items than the building itself

Dead is the building itself

Question 2

What are the 3 types of loads?

Answer 2

Axial- through the center
Eccentric - off center
torsion- twisting

Question 3

What are the 3 forces ?

Answer 3

Compressive
tensile
Sheer
]

Question 4

Beams and types?

Answer 4

Horizontal :
Simple- 2 points
continuous- 3 points
cantilever- 1 point
Lintel
Purlin

Question 5

What forces are placed on a beam?

Answer 5

compression from the top and Tension on the bottom

Question 6

What are the type of connectors for beams

Answer 6

Pinned
Gravity
rigid

Question 7

What are the 4 construction influences?

Answer 7

TYPE
ERA
USE
SIZE

Question 8

What are the 5 types of buildings?

Answer 8

1-Fire Resistive-fire protection systems
2-limited combustable- contents
3-Ordinary- Void Spaces
4-Heavy timber- open areas
5- wood frame- material

Question 9

What are the ERA definitions?

Answer 9

1700-WW1- Founders- wood- Voids
WW1-WW2- Industrial- Steel and Iron- Sagging
WW2-80’s- Legacy- interior spaces
80s to present- Lighweight

Question 10

The ISO uses a classic 3 step method to predict collapse?

Answer 10

Identifiy
Analyze
Decide

Question 11

What are the 5 steps in predicting collapse incorperating the classic method?

Answer 11

Identify-Classify
             -Involvement
Analyze-Loads
              -Time
Decide- communicate

Question 12

Partial vs General collapse?

Answer 12

Partial- single component

General- complete failure