B777-200 crew had a taxiway excursion at spi.

Attributes
ACN	622308
Time
Date	200307
Day	Thu
Local Time Of Day	1801 To 2400
Place
Locale Reference	airport : spi.airport
State Reference	IL
Altitude	agl single value : 0
Environment
Flight Conditions	VMC
Light	Dusk
Aircraft 1
Operator	common carrier : air carrier
Make Model Name	B777 Undifferentiated or Other Model
Operating Under FAR Part	Part 121
Navigation In Use	other
Flight Phase	ground : taxi
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Experience	flight time last 90 days : 70 flight time total : 14000 flight time type : 70
ASRS Report	622308
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Events
Anomaly	excursion : taxiway non adherence : published procedure non adherence : company policies
Independent Detector	other flight crewa other flight crewb
Resolutory Action	other
Consequence	other
Supplementary
Problem Areas	Airport Company Flight Crew Human Performance
Primary Problem	Flight Crew Human Performance
Air Traffic Incident	Pilot Deviation
Situations
Airport	design : spi.airport

Narrative:

Exiting ramp at spi for takeoff, right main gear went off taxiway during 90 degree turn onto very narrow taxiway. One taxiway light was damaged. Regained pavement with no damage to aircraft, tires or brakes. This was the only exit available from boxed in parking position. Maintenance inspected aircraft, talked to maintenance control, with verification aircraft was safe for flight.

Original NASA ASRS Text

Title: B777-200 CREW HAD A TXWY EXCURSION AT SPI.

Narrative: EXITING RAMP AT SPI FOR TKOF, R MAIN GEAR WENT OFF TXWY DURING 90 DEG TURN ONTO VERY NARROW TXWY. ONE TXWY LIGHT WAS DAMAGED. REGAINED PAVEMENT WITH NO DAMAGE TO ACFT, TIRES OR BRAKES. THIS WAS THE ONLY EXIT AVAILABLE FROM BOXED IN PARKING POS. MAINT INSPECTED ACFT, TALKED TO MAINT CTL, WITH VERIFICATION ACFT WAS SAFE FOR FLT.

Data retrieved from NASA's ASRS site as of July 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.