Air carrier commuter small transport unauthorized taxi unauthorized runway entry.

Attributes
ACN	107284
Time
Date	198903
Day	Mon
Local Time Of Day	1801 To 2400
Place
Locale Reference	airport : yyz
State Reference	ON
Altitude	agl bound lower : 0 agl bound upper : 0
Environment
Flight Conditions	VMC
Light	Night
Aircraft 1
Controlling Facilities	artcc : zny
Operator	common carrier : air carrier
Make Model Name	Small Transport, Low Wing, 2 Turboprop Eng
Flight Phase	ground : holding ground other : taxi
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : first officer observation : company check pilot
Qualification	pilot : atp pilot : cfi
Experience	flight time last 90 days : 250 flight time total : 11750 flight time type : 400
ASRS Report	107284
Person 2
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
Events
Anomaly	incursion : runway non adherence : clearance
Independent Detector	other flight crewa
Resolutory Action	none taken : detected after the fact
Consequence	Other
Supplementary
Primary Problem	Flight Crew Human Performance
Air Traffic Incident	Pilot Deviation

Narrative:

On monday, 3/89, an infraction of operational procedures occurred at toronto international airport. Due to the deteriorated condition of center and hold line markings on taxiway romeo, a hazardous situation was created when flight taxied onto runway 24L. The markings were not visible to the flight crew, nor were there any lighted signs customary for aerodromes the size of toronto international.

Original NASA ASRS Text

Title: ACR COMMUTER SMT UNAUTH TAXI UNAUTH RWY ENTRY.

Narrative: ON MONDAY, 3/89, AN INFRACTION OF OPERATIONAL PROCS OCCURRED AT TORONTO INTL ARPT. DUE TO THE DETERIORATED CONDITION OF CENTER AND HOLD LINE MARKINGS ON TXWY ROMEO, A HAZARDOUS SITUATION WAS CREATED WHEN FLT TAXIED ONTO RWY 24L. THE MARKINGS WERE NOT VISIBLE TO THE FLT CREW, NOR WERE THERE ANY LIGHTED SIGNS CUSTOMARY FOR AERODROMES THE SIZE OF TORONTO INTL.

Data retrieved from NASA's ASRS site as of August 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.