Instrument IQ — February / March 2018

Avatar for John MontgomeryBy John Montgomery | February 1, 2018

Estimated reading time 2 minutes, 39 seconds.

SHARPEN YOUR IFR SKILLS

Test your instrument flight rules (IFR) proficiency and sharpen your piloting skills with this exclusive Skies feature! Examine the following approach plate and take your best shot at the accompanying questions:

CRANBROOK, B.C. (CYXC)
ILS Z RWY 16 APPROACH

 

Instrument IQ test

Click the question to see the answer

1)How many distance measuring equipment (DME) sources are indicated on this approach plate?
Two. The VOR/DME 112.1; and adjacent to the threshold of RWY 16 110.3.

2) What minimum altitude would you be legal to descend to after crossing CHUCK on the straight in LOC/DME RWY 16 approach?
6,100 ASL. 

3) Is Runway 16 equipped with a runway visual range (RVR) transmissometer?
Negative.

4) Circling minima guarantees a minimum of ____ obstacle clearance when operating at minimum descent altitude (MDA) within the protected manoeuvring area for circling. If manoeuvring at a speed of 105 KIAS, this envelope of protection commences at the runway thresholds and extends for a ___ nautical mile radius.
 300 feet; 1.5. 

5) Are there any circling restrictions at CYXC?
Yes, note circling restriction, no circling west of extended RWY centreline. 

6) If a circling approach became necessary as a Category B aircraft, how would you best determine your time/point to see?
Arrive at MDA (3600) by 1.7 DME (110.3). 

John Montgomery is the founder and president of Professional Flight Centre in Delta, B.C., which was established in 1986. A 12,000-hour ATPL pilot and Multi IFR instructor, John also specializes in ground school and seminar instruction. John can be reached at john@proifr.com.

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1 Comment

  1. Wouldn’t the answer for question 6 be 1.5 since 1.7 would apply to category C aircraft?

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