Steel Design (Activate Learning with these NEW titles from Engineering!)
6th Edition
ISBN: 9781337094740
Author: Segui, William T.
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 9, Problem 9.8.10P
To determine
(a)
The W-shape and stud anchors by using composite beam tables and LRFD.
To determine
(b)
The W-shape and stud anchors by using composite beam tables and ASD.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
FLEXURAL ANALYSIS
CONCRETE UNCRACKED
Problem: Calculate the uniform load (in addition to the beam weight) which will
cause the section to begin to crack if they are used for 28 ft simple span.
= 4000 psi , the modulus of rupture f, = 7.5f',, and reinforced
concrete weight is 150 lb/ft³.
15"
18"
2 #8
3"
12"-
A composite floor system uses formed steel deck of the type shown in Figure . The beams are W18 x 50, and the slab has a total thickness of 41⁄2 inches from top of slab to bottom of deck. The effective slab width is 90 inches, and the span length is 30 feet. The structural steel is A992, and the concrete strength is f,c= 4 ksi. Compute the nominal flexural strength with two 3⁄4-inch 3 31⁄2-inch studs per rib.
Situation:
A beam has a width of 300 mm and total depth of 600 mm strength f'c-36 MPa. Steel yield strength fy=415 MPa
The section is to be reinforced for tension only and the effective concrete cover is 65 mm.
Which of the following most nearly gives the value of our balanced steel ratio?
a. 0.00370
b. 0.03456
C. 0.02860
d. 0.03522
Which of the following most nearly gives the value of our balanced distance of the cuter most fiber of
compression fiber to our neutral axis?
a. 313.256 mm
b. 354.68 mm
C.
333.333 mm
d. 322.435 mm
Which of the following most nearly gives the value of our balanced depth of compression block?
a. 248.412 mm
b.
266.2676 mm
C.
301.478 mm
d. 281.261 mm
Chapter 9 Solutions
Steel Design (Activate Learning with these NEW titles from Engineering!)
Ch. 9 - Prob. 9.1.1PCh. 9 - Prob. 9.1.2PCh. 9 - Prob. 9.1.3PCh. 9 - Prob. 9.1.4PCh. 9 - Prob. 9.1.5PCh. 9 - Prob. 9.1.6PCh. 9 - A W1422 acts compositely with a 4-inch-thick floor...Ch. 9 - Prob. 9.2.2PCh. 9 - Prob. 9.3.1PCh. 9 - Prob. 9.3.2P
Ch. 9 - Prob. 9.4.1PCh. 9 - Prob. 9.4.2PCh. 9 - Prob. 9.4.3PCh. 9 - Prob. 9.4.4PCh. 9 - Prob. 9.4.5PCh. 9 - Prob. 9.5.1PCh. 9 - Prob. 9.5.2PCh. 9 - Prob. 9.5.3PCh. 9 - Note For Problems 9.6-1 through 9.6-5, use the...Ch. 9 - Note For Problems 9.6-1 through 9.6-5, use the...Ch. 9 - Note For Problems 9.6-1 through 9.6-5, use the...Ch. 9 - Note For Problems 9.6-1 through 9.6-5, use the...Ch. 9 - Note For Problems 9.6-1 through 9.6-5, use the...Ch. 9 - Prob. 9.7.1PCh. 9 - Prob. 9.7.2PCh. 9 - Prob. 9.7.3PCh. 9 - Prob. 9.7.4PCh. 9 - Prob. 9.8.1PCh. 9 - Prob. 9.8.2PCh. 9 - A beam must be designed to the following...Ch. 9 - Prob. 9.8.4PCh. 9 - Prob. 9.8.5PCh. 9 - Prob. 9.8.6PCh. 9 - Prob. 9.8.7PCh. 9 - Prob. 9.8.8PCh. 9 - Use the composite beam tables and select a W-shape...Ch. 9 - Prob. 9.8.10PCh. 9 - Prob. 9.10.1PCh. 9 - Prob. 9.10.2P
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.Similar questions
- Details of a rectangular column are as follows: Column width along the x-axis = 250 mm Column width along the y-axis = 600 mm Reinforcement 8 of 25 mm diameter bars distributed equally along the longer sudes 10 mm diameter ties spced 100 mm on centers. Concrete 28th dat compressive strength, fc' = 20.7 MPa Reinforced steel yield strength, fy = 415 MPa Assume that the compression steel yields. Concrete cover to the centroid of bars 70 mm Determine the nominal balanced load with eccentricity measure from the y-axis if the depth of the rectangular concrete compressive stress block is 90.66 mm.arrow_forward4. An interior reinforced concrete slab has to be designed to support a live load and a dead load in addition to its own weight based on the following specifications: The slab is one-way and simply supported with a span of 12 ft. The live load on the slab is 200 psf. The dead load on the slab is 100 psf. Your design will use concrete compressive strength fe= 3000 psi and steel yield strength of fy = 40,000 psiarrow_forwardCompute the design strength of a doubly reinforced rectangular beam given the following data: Beam width: 380 mm Effective depth, d: 500 mm As: 4-28 mm dia. bars As’: 3-20 mm dia. bars Steel yield strength: 415 MPa Concrete strength: 20.7 MPa Clear cover of top bars: 60 mmarrow_forward
- The three parts of this problem refer to the floor plan shown in the figure. Assume that the entire floor system isconstructed sand normal weight concrete that has compressive strength, fc= 4000psi. Also assume that thelongitudinal steel has a yield strength, fy=40 ksi, and that the transverse steel has a yield strength off yt= 40ksi. The slab thickness is 6”, with a superimposed dead load of 18 psf and live load of 26 psf.a).Design the spandrel beam between columns B1 and C1 for bending, shear, and torsion. Check that all of theappropriate ACI Code requirements for strength, minimum-reinforcement area, and reinforcement spacing are satisfied.b): Design the spandrel beam between columns A1 and A2 for bending, shear, and torsion. Check that all of theappropriate ACI Code requirements for strength, minimum-reinforcement area, and reinforcement spacing are satisfied.c). Design the spandrel beam between columns B2 and C2 for bending, shear, development length, andsplicing. Check that all…arrow_forward6. ESTIMATION OF QUANTITIES OF STEEL & R.C.C. ELEMENTS EPU Example 1: Estimate the Slab reinforcement for the given figure below. All the straight bottom bars are 10mm@400mm c/c. All offset bars 12mm@400mm c/c, All Additional Top bars 12mm@400mm c/c. The slab thickness is 150mm. Assume cover is 25mm & wall thickness20cm 0.45 0.45 3.70 4.70 0.45 0.45 3.70 5.20 3.10 1.60 150arrow_forwardQ2// A floor system consists ofconcrete slab supported by continuous beam h = 140mm , bw = 300mm,d = 550mm, f 28MPA, fy = with: %3D 420MPа. Determine the steel reinforcement required at mid span of interior beam to resist service dead load moment Ma = 320KN.m and service live load moment M = 250 kN.m %3! %3D 8m + 3m 4 3m 3m 1-1arrow_forward
- A slab with S/L = 0.40 has a thickness of 150 mm reinforced with 12 mm - diameterdeformed bars at spacing s = 200 mm on center. Assume f'c = 28 MPa and fy = 415MPa. Use clear cover of 20 mm. What is the governing steel ratio?arrow_forwardReferenced concrete Determine the design moment strength of section shown below, Given f'c = 28 MPa and fy = 420 MPa and check the specification of the section according to ACI Code.arrow_forwardA simply supported one way reinforced concrete floor slab has a span of 4 m. It carries a service live load of 9 kPa and a service dead load of 2 kPa. =21 MPa, =415 MPa. Use clear concrete cover of 20 mm.a) Determine the spacing of 16 mm main bars of the slab for minimum thickness as specified by the NSCP 2015.b) Determine the spacing of the 12 mm shrinkage and temperature bars for minimum thickness of slab.c) Determine the spacing of the 16 mm main bars of the thinnest possible slab allowed by the NSCP 2015.arrow_forward
- A simply supported one way reinforced concrete floor slab has a span of 4 m. It carries a service live load of 9 kPa and a service dead load of 2 kPa. =21 MPa, =415 MPa. Use clear concrete cover of 20 mm.Determine the spacing of 16 mm main bars of the slab for minimum thickness as specified by the NSCP 2015.Determine the spacing of the 12 mm shrinkage and temperature bars for minimum thickness of slab.Determine the spacing of the 16 mm main bars of the thinnest possible slab allowed by the NSCP 2015.arrow_forwardGiven Beam Data: Slab Thickness, t=175 mm Effective Depth, d= 300 mm Width of web, bw = 250 mm Material Properties Concrete, fc-24 MPa Steel, fy = 415 Mpa The concrete slab has an equivalent width of 600 mm and casted monolithically with the beam Assume that the steel bars will be distributed in one layer only and use 2010 NSCP. a) Detemine the balanced steel ratio of the section in positive bending b) Determine the maximum steel ratio for the beam in positive bending for failure in tension. c) If the slab has a thickness of 100 mm and the equivalent width of the concrete flange from the slab is 1200 mm, detemine the balanced steel ratio of the section for positive bending d) Determine the steel ratio if the section is used for negative bendingarrow_forwardAs a design engineer you are asked to peer review the design done by another engineer at your organization. A typical reinforced concrete floor slab plan is given. Assume all members to be simply supported. The specified compressive strength of concrete is 5000 psi and Grade-60 steel is used. Unit weight of concrete can be assumed as 150 lb/ft³. B 30'-0"- B2 -EQ.- EQ. -EQ. SEC 1 -40'-0" IS B1 B3 B3 B1 2 The only dead load acting on the slab is the self-weight of the members. The live load on the slab is 100 psf. Initial cross-section and reinforcement details of beam B1 is shown. Area of steel is 4.8in². EQ. 40'-0" B EQ. Northarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Steel Design (Activate Learning with these NEW ti...Civil EngineeringISBN:9781337094740Author:Segui, William T.Publisher:Cengage Learning
Steel Design (Activate Learning with these NEW ti...
Civil Engineering
ISBN:9781337094740
Author:Segui, William T.
Publisher:Cengage Learning