A BE36 private pilot accidentally enters the class B of dca while navigating by visual reference.

Attributes
ACN	412730
Time
Date	199808
Day	Fri
Local Time Of Day	1801 To 2400
Place
Locale Reference	airport : dca
State Reference	DC
Altitude	msl bound lower : 2500 msl bound upper : 2500
Environment
Flight Conditions	VMC
Light	Dusk
Aircraft 1
Controlling Facilities	tracon : dca tower : fcm
Operator	general aviation : personal
Make Model Name	Bonanza 36
Operating Under FAR Part	Part 91
Flight Phase	cruise other
Flight Plan	None
Person 1
Affiliation	Other
Function	flight crew : single pilot
Qualification	pilot : instrument pilot : private
Experience	flight time last 90 days : 18 flight time total : 620 flight time type : 400
ASRS Report	412730
Events
Anomaly	non adherence : far non adherence : published procedure other anomaly other other spatial deviation
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:

Possibility of inadvertent penetration of floor of class B airspace at edge of VFR flyway (washington, dc, class B) navigation by visual reference.

Original NASA ASRS Text

Title: A BE36 PVT PLT ACCIDENTALLY ENTERS THE CLASS B OF DCA WHILE NAVING BY VISUAL REF.

Narrative: POSSIBILITY OF INADVERTENT PENETRATION OF FLOOR OF CLASS B AIRSPACE AT EDGE OF VFR FLYWAY (WASHINGTON, DC, CLASS B) NAV BY VISUAL REF.

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.