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ARCH5023/ARCH4333 - ARCHITECTURAL STRUCTURES I

][ STEEL STRUCTURES ][
THE UNIVERSITY OF OKLAHOMA - COLLEGE OF ARCHITECTURE
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EXAM 1

Student Name:__________________________________
SS#: _________________

ARCH 5023/ ARCH 4333 - ARCHITECTURAL STRUCTURES I 
		][STEEL STRUCTURES][
UNIVERSITY OF OKLAHOMA - COLLEGE OF ARCHITECTURE 

EXAM 1
Friday 09.12.1997

Please print clearly.
Show all work.
Include units of measurement.
Closed Notes
Manual of Steel Construction allowed
Simplified Engineering for Architects and Builders allowed 
2 (8 1/2"x11") Summary pages allowed.
Multiple-Choice: 
Clearly mark only one correct answer for each question: 
Each correct answer is worth 2 points

1. What is the minimum ground snow load for the state of Oklahoma? ( 2 points)
	a.  	20 lbs/sq.ft.
	b.	30 lbs/sq.ft.
	c. 	40 lbs/sq.ft. 
          	d.  	60 lbs/sq.ft

2.  What is the minimum design wind speed for Oklahoma according to code? ( 2 points)
	a.	40 mph
	b.	60 mph
	c. 	70 mph	
	d.	100 mph 	

3. What is the minimum uniformly distributed live load for residential facilities? ( 2 points)
	a.	20 lbs/sq.ft.
	b.	30 lbs/sq.ft.
	c.  	40 lbs/sq.ft. 
	d.	50 lbs/sq.ft
	
4. What is the maximum carbon content of low carbon steel? (2 points)
	a. 	< 0.01%
	b. 	< 0.25%
	c.	< 0.5 %
	d.	< 1.0 %	 	
	
5. What ASTM standard specifies Structural Steel? ( 2 points).
	a.  	A 36
	b.	A 53
	c.	A 615
	d.	A 767

6. What does FE stand for? ( 2 points)
	a. 	iron
	b. 	copper
	c. 	free steel
	d.	field engineered

7. What does BOCA stand for? ( 2 points) 
	a.	Basic Ocean States Construction Assembly 
	b.	Building Order Catholic Archdiocese	
	c.	Building Official Corruption Accounts Payable
	d. 	Building Official Conference of America   

8. Which of the following was the first metal framed skyscraper? ( 2 points)
	a. 	Home Insurance Company Building in Chicago
	b.	Empire State Building
	c.	Seagram Building
	d.	Hershey Chocolate Museum of the Great Plains
 	
9. What effect does copper has as alloying element for steel? ( 2 points)
	a.	decreases strength
	b. 	increases strength and corrosion resistance
	c.	same general effects as manganese
	d.	improves machinability
 
10. What material was used to build the Eiffel Tower? (2 points)
	a.	steel
	b. 	wrought iron
	c.	cast iron
         	d. 	pig iron

11. What is the equivalent thickness in inches of 12 GA steel? (2 points)
	a.	1/16"
	b.	1/32"
	c. 	7/64"
	d.	3/64"

12. What primary division of the CSI Masterformat covers metals? ( 2 points)
	a.	1
	b. 	5
	c. 	6 
	d.	16


		                    				Student Name:_______________________	

13. What does G60 stand for? ( 2 points) 
	a.	gross weight of building 
	b. 	galvanized coating class	
	c.	general purpose steel		
	d. 	gravity load   

14. What is the weight of a 8 ft long W 36 x 300? (2 points)
	a.	36 lb.
	b. 	300 lb.
	c. 	288 lb.
	d. 	2400 lb.

15. What type of stainless steel would you specify for a heat resistant application? (2 points)
	a.	200 series
	b. 	300 series
	c. 	400 series
	d. 	500 series

16. What does FEMA establish? (2 points)
	a.	fence lines
	b.	flood plans
	c.	federal energy regulations
	d.	fire egress code

17. Which architect/engineer is most famous for his steel structures
	a.	Gaudi 
	b.	Frank Lloyd Wright
	c.	Bruce Goff  
	d.	Buckminster Fuller & Eifel 

Short Answer Questions:

18. Name the raw materials required for steel production. (1 point each, 3 total)




19. Sketch and name four (4) load types. (4 points)





20. What are the two mechanical properties of iron? (1.5 points each, 3 total)



21. What three (3) basic things should you remember about structures? (3 points)



	
22. Name (3) steel making processes? (3 points)




23. Sketch a W structural steel shape.? (3 points)



24. Name three (3) metal ("steel") framed buildings. (1 point each, 3 points total)




25. Name three (3) alloying elements used to make specialty steel. (1 point each, 3 points total)


		                    				
26. Sketch a map of the USA and show the 3 major building code regions plus one
	state building code.(4 points total)






27. Sketch a structural system to place a VW bus 20'-0" high in the air. (4 points total)  
		(on back of page)
	crane, platform, inflated structure, 1 columns, 3 supports, tent, etc.

		                    				Student Name:_______________________	
Calculations: 
Indicate what is given, asked, and what your solution is underline your answers.
Show all work, include formulas and units of measurement. 

28. Problem: (12 points)
Calculate the dead load of the following roof structure.


20 GA	steel deck								1.5 points

Rigid foam insulation 								1.5 points

mtl. purlins (assumed by student)							1.5 points

steel joists (assumed by student)							1.5 points

suspended steel channels								1.5 points

dry wall gypsum board 1/2"							1.5 points 

suspended lighting and 								1.5 points
air distribution systems 
____________________________________________

Total roof dead load								1.5 points
										======


		                    				Student Name:_______________________	
Calculations: 
Indicate what is given, asked, and what your solution is underline your answers.
Show all work, include formulas and units of measurement. 

29. Problem: (21 points) 

A wide flange is supporting a floor system with a dead load of 22 psf and a commercial floor live load of 60 psf. The floor area supported by the structural member is 20 ft by 40 ft.  What is the allowable load reduction factor for the steel column supporting this one story building?