GLF4 taxiing for departure at bro entered runway without clearance.

Attributes
ACN	618356
Time
Date	200405
Day	Fri
Local Time Of Day	0601 To 1200
Place
Locale Reference	airport : bro.airport
State Reference	TX
Altitude	agl single value : 0
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Operator	general aviation : corporate
Make Model Name	Gulfstream IV
Operating Under FAR Part	Part 91
Flight Phase	ground : taxi
Flight Plan	IFR
Person 1
Affiliation	company : corporate
Function	flight crew : first officer
Qualification	pilot : multi engine pilot : commercial pilot : instrument pilot : cfi pilot : atp
Experience	flight time last 90 days : 40 flight time total : 12000 flight time type : 9000
ASRS Report	618356
Person 2
Affiliation	company : corporate
Function	flight crew : captain oversight : pic
Events
Anomaly	incursion : runway non adherence : published procedure non adherence : far non adherence : clearance
Independent Detector	other flight crewa
Resolutory Action	none taken : anomaly accepted
Supplementary
Problem Areas	Airport Flight Crew Human Performance
Primary Problem	Flight Crew Human Performance
Air Traffic Incident	Pilot Deviation

Narrative:

On taxi out, the first officer flying, taxi instructions were to turn left, join taxiway a, and take it to the end for runway 13R. Runway 13R is not the end of the taxiway, runway 10 is, but you have to taxi across runway 13R to get to runway 10. Captain (PNF) was doing checklist when first officer (PF) taxied onto runway 13R. He didn't see the signs.

Original NASA ASRS Text

Title: GLF4 TAXIING FOR DEP AT BRO ENTERED RWY WITHOUT CLRNC.

Narrative: ON TAXI OUT, THE FO FLYING, TAXI INSTRUCTIONS WERE TO TURN L, JOIN TXWY A, AND TAKE IT TO THE END FOR RWY 13R. RWY 13R IS NOT THE END OF THE TXWY, RWY 10 IS, BUT YOU HAVE TO TAXI ACROSS RWY 13R TO GET TO RWY 10. CAPT (PNF) WAS DOING CHKLIST WHEN FO (PF) TAXIED ONTO RWY 13R. HE DIDN'T SEE THE SIGNS.

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.