C2A-KS12

Question 1

The Structural Provisions of the California Building Code consist of the following:

Answer 1

Chapter 16: Sets forth general design criteria for structural loads to be accommodated by the structural system of the building

Chapter 17: Governs testing and inspection of construction materials

Chapter 18: Requirements for soils, site, grading, and foundation design

Chapter 19: Concrete

Chapter 20: Aluminum

Chapter 21: Masonry

Chapter 22: Steel

Chapter 23: Wood

Question 2

Dead Load

Answer 2

The weight of materials and construction incorporated into the building, including walls, floors, roofs, ceilings, stairways, built-in partitions, finishes, cladding, and equipment attached to the structure.

Question 3

Live Load

Answer 3

Those loads produced by the use and occupancy of the building or other structure and do not include construction or environmental loads such as wind load,
snow load, rain load, earthquake load, flood load, or dead load.

Question 4

Shear Wall

Answer 4

Reinforced concrete, reinforced masonry, steel, plywood over wood studs; resists lateral forces by developing shear in its own plane (parallel) and cantilevering from its base.

Question 5

Moment frame

Answer 5

Steel or concrete; resists lateral forces by a bending action

Question 6

Braced frame

Answer 6

Most often structural steel, also reinforced concrete or timber braced frames; resist lateral forces by the cross bracing.

Question 7

Occupancy Category (Section 1604.5)

Answer 7

Buildings shall be assigned an occupancy category (l-
IV) in accordance with Table 1604.5 (Occupancy Categories of Building & Other Structures).

1. Category I — Buildings and other structures that represent a low hazard to human life in the event of a failure(Agricultural facilities, Certain Temporary Facilities, Minor Storage Facilities)
2. Category Il — Buildings or other structures not categorized in l, Ill, or IV
3. Category Ill — Buildings and other structures that represent a substantial hazard to human life in the event of a failure (Covered structures whose primary occupancy is public occupancy with occupant load greater than 300,
   Schools, Health Care Facilities, Detention Facilities)
4. Category IV — Buildings or other structures designated as essential facilities; don’t confuse with the Essential Services Buildings (Hospitals with surgery or emergency treatment facilities Fire, Rescue, and Police Stations, Designated Emergency Shelters, Power-generating Stations, Water Treatment Facilities required to maintain water pressure for fire suppression)

Note: Values for loads and strengths are to be increased by the factors based on the importance of the structure. Essential Facilities may have an increased factor up to
1.5.

Question 8

According to the structural provisions of the CBC, what buildings are considered essential facilities? (don’t confuse with the Essential Services Buildings)

Answer 8

• Hospitals with surgery or emergency treatment facilities
• Fire, Rescue, and Police Stations
• Designated Emergency Shelters
• Power-generating Stations
• Water Treatment Facilities required to maintain water pressure for fire suppression

Note: Values for loads and strengths are to be increased by the factors based on the importance of the structure. Essential Facilities may have an increased factor up to
1.5.

Question 9

True or false

Values for loads and strengths are to be increased by the factors based on the importance of the structure.

Answer 9

True

Essential Facilities may have an increased factor up to
1.5.

Question 10

Loads to be considered during the design

Answer 10

1. Dead Loads — actual weight of the materials and construction
2. Live Loads — loads produced by the use or occupancy of the building

Question 11

Per Table 1607.1 is called the “Minimum Uniformly Distributed Live Loads and Minimum Concentrated Live Loads” what is the value for Assembly areas — fixed seats

Answer 11

60 psf.

Question 12

Per Table 1607.1 is called the “Minimum Uniformly Distributed Live Loads and Minimum Concentrated Live Loads” what is the value for Corridors?

Answer 12

100 psf.

Question 13

Per Table 1607.1 is called the “Minimum Uniformly Distributed Live Loads and Minimum Concentrated Live Loads” what is the value for Dining Rooms & Restaurants?

Answer 13

100 psf.

Question 14

Per Table 1607.1 is called the “Minimum Uniformly Distributed Live Loads and Minimum Concentrated /Live Loads” what is the value for Library Reading Rooms?

Answer 14

60 psf. and min. concentrated load 1,000 lbs

Question 15

Per Table 1607.1 is called the “Minimum Uniformly Distributed Live Loads and Minimum Concentrated Live Loads” what is the value for Office Building — offices —

Answer 15

50 psf. and min. concentrated load 2,000 lbs

Question 16

Per Table 1607.1 is called the “Minimum Uniformly Distributed Live Loads and Minimum Concentrated /Live Loads” what is the value for Residential?

Answer 16

R-3 — 40 psf.

Question 17

Per Table 1607.1 is called the “Minimum Uniformly Distributed Live Loads and Minimum Concentrated Live Loads” what is the value for Hotels, rooms?

Answer 17

40 psf.

Question 18

Per Table 1607.1 is called the “Minimum Uniformly Distributed Live Loads and Minimum Concentrated Live Loads” what is the value for School classrooms

Answer 18

40 psf. and min. concentrated load 1,000 lbs.

Question 19

Per Table 1607.1 is called the “Minimum Uniformly Distributed Live Loads and Minimum Concentrated Live Loads” what is the value for Stores, retail?

Answer 19

1 st floor — 100 psf. and min, concentrated load 1,000 lbs.

Question 20

Per Table 1607.1 is called the “Minimum Uniformly Distributed Live Loads and Minimum Concentrated Live Loads” what is the value for Stadiums and Arenas

Answer 20

• Bleachers — 100 psf.

* Fixed Seats — 60 psf.

Question 21

Per the structural provisions of the CBC what is the suggested load capacity for Handrails and Guardrails ?

Answer 21

50 pounds per lineal foot

Question 22

Per Roof Loads (Section 1607.11) Minimum roof live loads are based upon what?

Answer 22

roof slopes

Question 23

Per the structural provisions of the CBC, Landscape Roofs — Uniform design live load in the landscaped area shall be

Answer 23

20 psf.

The weight of landscaping materials shall be considered as dead load and shall be computed on the basis of saturation of the soil.

Question 24

The weight of landscaping materials on landscaped roofs shall have a minimum uniform design live load of what?

Landscaped roofs shall be considered as what kind of load? (live or dead)

Answer 24

20 psf.

The weight of landscaping materials shall be considered as dead load and shall be computed on the basis of saturation of the soil.

Question 25

Snow Loads

Answer 25

- Design snow loads shall be determined in accordance with Chapter 7 of ASCE 7 (American Society of Civil Engineers). - Ground snow loads to be used in determining the design loads for roofs shall be determined in accordance with ASCE 7. - Snow loads on flat roofs take into account such factors as exposure and rain- on-snow surcharge. - Snow loads on sloped roofs, drifting snow on low roofs, and snow sliding from higher sloped roofs onto lower roofs also needs to be considered.

Question 26

• Wind Loads

Answer 26

- We discussed Exposure Categories (B-D) in Knowledge Statement #2. - Wind loads on every building or structure shall be determined in accordance with Chapter 6 of ASCE 7. - Wind shall be assumed to come from any horizontal direction - No decrease in wind load is permitted for effects from shielding by other structures.

Question 27

• Soil Lateral Loads

Answer 27

- Basement, foundation, and retaining walls shall be designed to resist lateral soil loads. - Designed to resist overturning, sliding, excessive foundation pressure, and water uplift - Designed in accordance with Table 1610.1 — Soil Lateral Load

Question 28

Rain Loads

Answer 28

-Each portion of a roof shall be designed to sustain the load of rainwater that will accumulate on it if the primary drainage system for that portion is blocked plus the uniform load caused by water that rises above the inlet of the secondary drainage system at its design flow.

Question 29

Flood Loads

Answer 29

-Within designated flood hazard areas, all new construction of buildings and structures, shall be designed and constructed to resist the effects of flood hazards and flood loads.

Question 30

Earthquake Loads

Answer 30

- All structures must be designed and constructed to resist the effects of earthquake motions and be assigned a Seismic Design Category based on anticipated earthquake acceleration and the occupancy category of the building. - Seismic Design Categories (A, B, C, D, E, or F with F being for longer acceleration periods) based on Occupancy Category (a few pages before) and the anticipated severity of the earthquake ground motion at the site.

Question 31

Chapter 17 — Structural Tests and Inspections

Answer 31

We will discuss Tests and Inspections in Knowledge Statement #54

Question 32

Chapter 18 — Soils and Foundations

Answer 32

-Provisions of this chapter shall apply to building and foundation systems in those areas not subject to water pressure by wind or wave action. - Chapter 16 is used for foundations subject to water pressure from wind and wave action. - Chapter 33 is used for safeguards for excavations and fills used during construction. - Some of the topics covered in Chapter 18; * Pier and Pile Foundations * Driven Pile Foundations * Cast-ln-Place Concrete Pile Foundations * Excavation, Grading, and Fill * Load Bearing Values of Soils * Footings and Foundations * Retaining Walls * Damp proofing & Waterproofing

Question 33

Chapter 19 — Concrete

Answer 33

-Provisions of this chapter shall govern the materials, quality control, design and construction of concrete used in structures.

Question 34

Chapter 20 — Aluminum

Answer 34

-Provisions of this chapter shall govern the quality, design, fabrication, and erection of aluminum.

Question 35

Chapter 21 — Masonry

Answer 35

-Provisions of this chapter shall govern the materials, design, construction and quality of masonry.

Question 36

Chapter 22 — Steel

Answer 36

-Provisions of this chapter shall govern the quality, design, fabrication, and erection of steel used structurally in buildings or structures.

Question 37

Chapter 23 — Wood

Answer 37

-Provisions of this chapter shall govern the materials, design, construction, and quality of wood members and their fasteners.

Question 38

I used the following sources to compile information in this section:

Answer 38

1. California Building Standards Code — 2010 | 2. Building Codes Illustrated 2009 — Francis Ching/Steven Winkel