Part $3.$ Decision Sight Distance $(1$ pts$)$

What is the decision sight distance $($ ft $)$ for a direction change on a suburban road with a design

speed of $45$ mph $?$

Bonus $(1$ pt$)$: What value of $t$ was used in the AASHTO calculation?

Part $4.$ Intersection Sight Distance $(3$ pts$)$

Compute intersection sight distance for a passenger car $($turning left and turning right from a

stop$)$ with the following variables:

Major road speed $=35mph$

Minor road approach grade $=+6\%$

Assume the major road has two lanes.