Bonanza pilot reported brakes failure during landing rollout resulted in a runway excursion.

Attributes
ACN	1623189
Time
Date	201902
Local Time Of Day	1201-1800
Place
Locale Reference	ZZZ.Airport
State Reference	US
Environment
Flight Conditions	Marginal
Light	Daylight
Aircraft 1
Make Model Name	Bonanza 35
Operating Under FAR Part	Part 91
Flight Phase	Landing
Route In Use	Direct
Flight Plan	VFR
Component
Aircraft Component	Normal Brake System
Person 1
Function	Single Pilot
Qualification	Flight Crew Instrument Flight Crew Multiengine Flight Crew Commercial
Experience	Flight Crew Last 90 Days 180 Flight Crew Total 686 Flight Crew Type 400
Events
Anomaly	Aircraft Equipment Problem Critical Deviation - Procedural Published Material / Policy Ground Event / Encounter Loss Of Aircraft Control Ground Excursion Runway

Narrative:

Brakes failed on landing rollout. Brakes went to the floor when depressed. Aircraft rolled off the side of the runway (at runway end) into grassy area. No right rudder authority with brakes; used left rudder to avoid hitting runway end lights. No damage to airplane; or ground equipment.

Original NASA ASRS Text

Title: Bonanza pilot reported brakes failure during landing rollout resulted in a runway excursion.

Narrative: Brakes failed on landing rollout. Brakes went to the floor when depressed. Aircraft rolled off the side of the runway (at runway end) into grassy area. No right rudder authority with brakes; used left rudder to avoid hitting runway end lights. No damage to airplane; or ground equipment.

Data retrieved from NASA's ASRS site 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.