Civil Engineering PE Prep 4

Question 1

A 1-inch diameter A325 bolt in single shear has a nominal shear strength. The AISC nominal shear stress for A325 bolts in a bearing-type connection is approximately:

Accepted Answer

48 ksi

Answer

30 ksi

Answer

60 ksi

Answer

20 ksi

Question 2

The primary purpose of a geotextile filter in a drainage system is to:

Accepted Answer

Allow water to pass while retaining soil particles

Answer

Increase drainage pipe stiffness

Answer

Reduce soil permeability

Answer

Prevent pipe corrosion

Question 3

In the context of the PE exam depth modules, the Civil PE exam is structured with a breadth section followed by:

Accepted Answer

A depth section in one of five specialties

Answer

A second breadth section

Answer

An oral examination

Answer

A laboratory component

Question 4

Darcy's Law states that the flow rate through a porous medium is proportional to:

Accepted Answer

Hydraulic gradient and cross-sectional area

Answer

Soil unit weight only

Answer

Pore pressure only

Answer

Effective stress and viscosity

Question 5

A traffic engineer observes 300 vehicles passing a point in 5 minutes. The flow rate in vehicles per hour is:

Accepted Answer

3,600 vph

Answer

1,500 vph

Answer

300 vph

Answer

60 vph

Question 6

For a reinforced concrete beam, the ACI 318 minimum concrete cover requirement for main reinforcement in a beam not exposed to weather is:

Accepted Answer

1.5 in

Answer

3.0 in

Answer

0.75 in

Answer

2.0 in

Question 7

The consolidation settlement of a clay layer depends primarily on which soil parameter?

Accepted Answer

Compression index (Cc) and initial void ratio (e0)

Answer

Angle of internal friction (φ)

Answer

Hydraulic conductivity (k) alone

Answer

Relative density (Dr)