NTSB Identification: CHI86FA094B.
The docket is stored on NTSB microfiche number 31693.
Accident occurred Saturday, March 01, 1986 in DRAYTON PLAINES, MI
Aircraft: CESSNA 172M, registration: N48003
Injuries: 1 Fatal,2 Serious.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

AFTER A HOME BUILT DRAGON FLY GND LOOPED, OTHER ACFT IN THE VFR TRAFFIC PATTERN WERE SENT AROUND, INCLUDING A CESSNA 152(C-152), N93604, FLOWN BY A STUDENT PLT. SHORTLY AFTER THE DRAGON FLY WAS CLRD FM THE RWY, CESSNA 172 (C-172), N48003, ENTERED THE PATTERN, MAKING A TOTAL OF 6 ACFT IN THE PATTERN & 1 ACFT (PLT) WAITING TO DEPART. THE C-172 HAD ENTERED THEPATTERN AHEAD OF THE C-152. THE TWR CONTROLLER (CTLR) TOLD THE STUDENT (C-152) HE WAS #3 IN THE PATTERN 'FOLLOWING A CESSNA ON BASE.' THE STUDENT ACKNOWLEDGED. SHORTLY AFTER THAT, THE #1 ACFT IN THE PATTERN LANDED & THE PLT WAITING TO DEPART WAS CLEARED TO TAKEOFF. AS THE C-172 & C-152 CONTD IN THE PATTERN, THE CTLR ASKED THE STUDENT (C-152) IF HE WAS STILL FOLLOWING THE CESSNA AHEAD; THE STUDENT REPLIED 'THAT'S AFFIRMATIVE.' HOWEVER, ON FINAL APCH, THE 2 ACFT CONVERGED & COLLIDED, THEN FELL TO THE GND. THE CTLR, WHO WAS BUSY, DID NOT SEE THE ACDNT. THE PLT-IN-COMMAND OF THE C-172 WAS FATALLY INJURED; THE 2ND PLT (COPLT) IN THE C-172 & THE C-152 PLT WERE SERIOUSLY INJURED.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

VISUAL LOOKOUT..INADEQUATE..PILOT OF OTHER AIRCRAFT


Contributing Factors

AIRPORT/FACILITIES..CONGESTED


Contributing Factors

CONTROL TOWER SERVICE..INADEQUATE..ATC PERSONNEL(LCL/GND/CLNC)


Contributing Factors

EXCESSIVE WORKLOAD (TASK OVERLOAD)..ATC PERSONNEL(LCL/GND/CLNC)


Contributing Factors

LACK OF TOTAL EXPERIENCE..PILOT OF OTHER AIRCRAFT

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