LARE LARE 2

Question 1

Which LARE section focuses on grading, drainage, and construction documentation?

Accepted Answer

Section B

Answer

Section B of the LARE specifically covers grading, drainage, and construction documentation skills.

Question 2

A landscape architect needs to calculate the runoff from a 2-acre site with a runoff coefficient of 0.6 and a rainfall intensity of 3 in/hr. What is the peak discharge using the Rational Method?

Accepted Answer

3.6 cfs

Answer

The Rational Method formula Q = CiA gives 0.6 × 3 × 2 = 3.6 cfs.

Question 3

In landscape architecture, what does the term 'swale' refer to?

Accepted Answer

A shallow vegetated channel that conveys and filters stormwater

Answer

A swale is a shallow, vegetated channel designed to slow, convey, and filter stormwater runoff.

Question 4

What contour interval is most appropriate for detailed grading plans on a residential site with moderate slopes?

Accepted Answer

1 foot

Answer

A 1-foot contour interval provides sufficient detail for residential grading plans with moderate slopes.

Question 5

When designing a bioretention cell, which soil mix composition is most commonly specified for optimal infiltration and plant growth?

Accepted Answer

50–60% sand, 20–30% compost, 20–30% topsoil

Answer

A bioretention soil mix of roughly 50–60% sand, 20–30% compost, and 20–30% topsoil balances infiltration with plant-available nutrients.

LARE Test Practice Test

LARE Test Practice Test

LARE LARE 2